./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label38.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a390ef5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label38.c -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 af706eff0638e64b28329aeb8e4500504f7e95c7ca075a2e2f010d6212db9f23 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-23 20:18:20,681 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-23 20:18:20,751 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-23 20:18:20,759 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-23 20:18:20,760 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-23 20:18:20,787 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-23 20:18:20,788 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-23 20:18:20,788 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-23 20:18:20,789 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-23 20:18:20,789 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-23 20:18:20,790 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-23 20:18:20,790 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-23 20:18:20,791 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-23 20:18:20,791 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-23 20:18:20,791 INFO L153 SettingsManager]: * Use SBE=true [2024-10-23 20:18:20,792 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-23 20:18:20,792 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-23 20:18:20,793 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-23 20:18:20,793 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-23 20:18:20,793 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-23 20:18:20,794 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-23 20:18:20,794 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-23 20:18:20,794 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-23 20:18:20,795 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-23 20:18:20,795 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-23 20:18:20,795 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-23 20:18:20,796 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-23 20:18:20,796 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-23 20:18:20,796 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-23 20:18:20,796 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-23 20:18:20,797 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-23 20:18:20,797 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-23 20:18:20,797 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-23 20:18:20,798 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-23 20:18:20,798 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-23 20:18:20,798 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-23 20:18:20,799 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-23 20:18:20,799 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-23 20:18:20,799 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-23 20:18:20,799 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-23 20:18:20,800 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-23 20:18:20,800 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-23 20:18:20,800 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af706eff0638e64b28329aeb8e4500504f7e95c7ca075a2e2f010d6212db9f23 [2024-10-23 20:18:21,042 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-23 20:18:21,063 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-23 20:18:21,067 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-23 20:18:21,068 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-23 20:18:21,068 INFO L274 PluginConnector]: CDTParser initialized [2024-10-23 20:18:21,069 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label38.c [2024-10-23 20:18:22,484 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-23 20:18:22,754 INFO L384 CDTParser]: Found 1 translation units. [2024-10-23 20:18:22,755 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label38.c [2024-10-23 20:18:22,779 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b4d9dc97/bd4a636284cf48a898602a69a9debb77/FLAG03b2e42e6 [2024-10-23 20:18:23,055 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b4d9dc97/bd4a636284cf48a898602a69a9debb77 [2024-10-23 20:18:23,059 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-23 20:18:23,061 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-23 20:18:23,063 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-23 20:18:23,063 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-23 20:18:23,069 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-23 20:18:23,070 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 08:18:23" (1/1) ... [2024-10-23 20:18:23,072 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d3de695 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:18:23, skipping insertion in model container [2024-10-23 20:18:23,073 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 08:18:23" (1/1) ... [2024-10-23 20:18:23,123 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-23 20:18:23,485 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label38.c[15751,15764] [2024-10-23 20:18:23,540 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-23 20:18:23,551 INFO L200 MainTranslator]: Completed pre-run [2024-10-23 20:18:23,617 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label38.c[15751,15764] [2024-10-23 20:18:23,635 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-23 20:18:23,660 INFO L204 MainTranslator]: Completed translation [2024-10-23 20:18:23,661 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:18:23 WrapperNode [2024-10-23 20:18:23,661 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-23 20:18:23,662 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-23 20:18:23,662 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-23 20:18:23,662 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-23 20:18:23,670 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:18:23" (1/1) ... [2024-10-23 20:18:23,689 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:18:23" (1/1) ... [2024-10-23 20:18:23,742 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 658 [2024-10-23 20:18:23,742 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-23 20:18:23,744 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-23 20:18:23,744 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-23 20:18:23,744 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-23 20:18:23,754 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:18:23" (1/1) ... [2024-10-23 20:18:23,755 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:18:23" (1/1) ... [2024-10-23 20:18:23,760 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:18:23" (1/1) ... [2024-10-23 20:18:23,789 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-23 20:18:23,790 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:18:23" (1/1) ... [2024-10-23 20:18:23,790 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:18:23" (1/1) ... [2024-10-23 20:18:23,808 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:18:23" (1/1) ... [2024-10-23 20:18:23,819 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:18:23" (1/1) ... [2024-10-23 20:18:23,828 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:18:23" (1/1) ... [2024-10-23 20:18:23,833 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:18:23" (1/1) ... [2024-10-23 20:18:23,839 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-23 20:18:23,841 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-23 20:18:23,842 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-23 20:18:23,842 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-23 20:18:23,843 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:18:23" (1/1) ... [2024-10-23 20:18:23,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-23 20:18:23,860 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-23 20:18:23,897 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-23 20:18:23,900 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-23 20:18:23,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-23 20:18:23,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-23 20:18:23,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-23 20:18:23,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-23 20:18:24,033 INFO L238 CfgBuilder]: Building ICFG [2024-10-23 20:18:24,034 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-23 20:18:25,034 INFO L? ?]: Removed 75 outVars from TransFormulas that were not future-live. [2024-10-23 20:18:25,034 INFO L287 CfgBuilder]: Performing block encoding [2024-10-23 20:18:25,100 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-23 20:18:25,101 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-23 20:18:25,102 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 08:18:25 BoogieIcfgContainer [2024-10-23 20:18:25,102 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-23 20:18:25,104 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-23 20:18:25,104 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-23 20:18:25,108 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-23 20:18:25,108 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.10 08:18:23" (1/3) ... [2024-10-23 20:18:25,109 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@564e209d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 08:18:25, skipping insertion in model container [2024-10-23 20:18:25,109 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:18:23" (2/3) ... [2024-10-23 20:18:25,110 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@564e209d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 08:18:25, skipping insertion in model container [2024-10-23 20:18:25,111 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 08:18:25" (3/3) ... [2024-10-23 20:18:25,112 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label38.c [2024-10-23 20:18:25,127 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-23 20:18:25,128 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-23 20:18:25,198 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-23 20:18:25,204 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;@75b117ab, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-23 20:18:25,208 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-23 20:18:25,214 INFO L276 IsEmpty]: Start isEmpty. Operand has 136 states, 134 states have (on average 1.9776119402985075) internal successors, (265), 135 states have internal predecessors, (265), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:25,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-10-23 20:18:25,224 INFO L207 NwaCegarLoop]: Found error trace [2024-10-23 20:18:25,226 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-23 20:18:25,226 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-23 20:18:25,232 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-23 20:18:25,232 INFO L85 PathProgramCache]: Analyzing trace with hash -1439878961, now seen corresponding path program 1 times [2024-10-23 20:18:25,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-23 20:18:25,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [759228750] [2024-10-23 20:18:25,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 20:18:25,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-23 20:18:25,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 20:18:25,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-23 20:18:25,581 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-23 20:18:25,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [759228750] [2024-10-23 20:18:25,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [759228750] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-23 20:18:25,582 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-23 20:18:25,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-23 20:18:25,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615162016] [2024-10-23 20:18:25,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-23 20:18:25,590 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-23 20:18:25,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-23 20:18:25,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-23 20:18:25,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-23 20:18:25,620 INFO L87 Difference]: Start difference. First operand has 136 states, 134 states have (on average 1.9776119402985075) internal successors, (265), 135 states have internal predecessors, (265), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 40.5) internal successors, (81), 2 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:25,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-23 20:18:25,653 INFO L93 Difference]: Finished difference Result 271 states and 529 transitions. [2024-10-23 20:18:25,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-23 20:18:25,656 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 40.5) internal successors, (81), 2 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2024-10-23 20:18:25,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-23 20:18:25,667 INFO L225 Difference]: With dead ends: 271 [2024-10-23 20:18:25,668 INFO L226 Difference]: Without dead ends: 134 [2024-10-23 20:18:25,671 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-23 20:18:25,674 INFO L432 NwaCegarLoop]: 200 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 200 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-23 20:18:25,675 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 200 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-23 20:18:25,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2024-10-23 20:18:25,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2024-10-23 20:18:25,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 133 states have (on average 1.5037593984962405) internal successors, (200), 133 states have internal predecessors, (200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:25,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 200 transitions. [2024-10-23 20:18:25,732 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 200 transitions. Word has length 81 [2024-10-23 20:18:25,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-23 20:18:25,733 INFO L471 AbstractCegarLoop]: Abstraction has 134 states and 200 transitions. [2024-10-23 20:18:25,733 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 40.5) internal successors, (81), 2 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:25,733 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 200 transitions. [2024-10-23 20:18:25,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-10-23 20:18:25,735 INFO L207 NwaCegarLoop]: Found error trace [2024-10-23 20:18:25,736 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-23 20:18:25,736 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-23 20:18:25,736 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-23 20:18:25,737 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-23 20:18:25,737 INFO L85 PathProgramCache]: Analyzing trace with hash 1299288695, now seen corresponding path program 1 times [2024-10-23 20:18:25,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-23 20:18:25,738 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576882805] [2024-10-23 20:18:25,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 20:18:25,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-23 20:18:25,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 20:18:26,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-23 20:18:26,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-23 20:18:26,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576882805] [2024-10-23 20:18:26,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1576882805] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-23 20:18:26,027 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-23 20:18:26,028 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-23 20:18:26,028 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132980650] [2024-10-23 20:18:26,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-23 20:18:26,030 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-23 20:18:26,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-23 20:18:26,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-23 20:18:26,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-23 20:18:26,034 INFO L87 Difference]: Start difference. First operand 134 states and 200 transitions. Second operand has 3 states, 3 states have (on average 27.0) internal successors, (81), 2 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:26,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-23 20:18:26,610 INFO L93 Difference]: Finished difference Result 398 states and 597 transitions. [2024-10-23 20:18:26,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-23 20:18:26,611 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 2 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2024-10-23 20:18:26,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-23 20:18:26,615 INFO L225 Difference]: With dead ends: 398 [2024-10-23 20:18:26,617 INFO L226 Difference]: Without dead ends: 265 [2024-10-23 20:18:26,618 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-23 20:18:26,619 INFO L432 NwaCegarLoop]: 24 mSDtfsCounter, 74 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 342 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 29 SdHoareTripleChecker+Invalid, 388 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 342 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-23 20:18:26,620 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 29 Invalid, 388 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 342 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-23 20:18:26,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2024-10-23 20:18:26,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 265. [2024-10-23 20:18:26,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 265 states, 264 states have (on average 1.4356060606060606) internal successors, (379), 264 states have internal predecessors, (379), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:26,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 379 transitions. [2024-10-23 20:18:26,641 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 379 transitions. Word has length 81 [2024-10-23 20:18:26,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-23 20:18:26,642 INFO L471 AbstractCegarLoop]: Abstraction has 265 states and 379 transitions. [2024-10-23 20:18:26,642 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 2 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:26,642 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 379 transitions. [2024-10-23 20:18:26,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-10-23 20:18:26,644 INFO L207 NwaCegarLoop]: Found error trace [2024-10-23 20:18:26,644 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-23 20:18:26,645 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-23 20:18:26,645 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-23 20:18:26,645 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-23 20:18:26,645 INFO L85 PathProgramCache]: Analyzing trace with hash 1743104330, now seen corresponding path program 1 times [2024-10-23 20:18:26,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-23 20:18:26,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288348968] [2024-10-23 20:18:26,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 20:18:26,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-23 20:18:26,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 20:18:26,769 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-23 20:18:26,771 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-23 20:18:26,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288348968] [2024-10-23 20:18:26,772 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [288348968] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-23 20:18:26,772 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-23 20:18:26,773 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-23 20:18:26,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951494805] [2024-10-23 20:18:26,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-23 20:18:26,773 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-23 20:18:26,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-23 20:18:26,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-23 20:18:26,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-23 20:18:26,776 INFO L87 Difference]: Start difference. First operand 265 states and 379 transitions. Second operand has 3 states, 3 states have (on average 29.0) internal successors, (87), 2 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:27,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-23 20:18:27,248 INFO L93 Difference]: Finished difference Result 791 states and 1134 transitions. [2024-10-23 20:18:27,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-23 20:18:27,249 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 2 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 87 [2024-10-23 20:18:27,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-23 20:18:27,251 INFO L225 Difference]: With dead ends: 791 [2024-10-23 20:18:27,252 INFO L226 Difference]: Without dead ends: 527 [2024-10-23 20:18:27,255 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-23 20:18:27,256 INFO L432 NwaCegarLoop]: 30 mSDtfsCounter, 142 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 328 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 34 SdHoareTripleChecker+Invalid, 399 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 328 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-23 20:18:27,260 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 34 Invalid, 399 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 328 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-23 20:18:27,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 527 states. [2024-10-23 20:18:27,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 527 to 527. [2024-10-23 20:18:27,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 527 states, 526 states have (on average 1.3460076045627376) internal successors, (708), 526 states have internal predecessors, (708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:27,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 527 states and 708 transitions. [2024-10-23 20:18:27,314 INFO L78 Accepts]: Start accepts. Automaton has 527 states and 708 transitions. Word has length 87 [2024-10-23 20:18:27,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-23 20:18:27,314 INFO L471 AbstractCegarLoop]: Abstraction has 527 states and 708 transitions. [2024-10-23 20:18:27,314 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 2 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:27,315 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 708 transitions. [2024-10-23 20:18:27,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-10-23 20:18:27,317 INFO L207 NwaCegarLoop]: Found error trace [2024-10-23 20:18:27,317 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-23 20:18:27,317 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-23 20:18:27,317 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-23 20:18:27,318 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-23 20:18:27,319 INFO L85 PathProgramCache]: Analyzing trace with hash 1852272778, now seen corresponding path program 1 times [2024-10-23 20:18:27,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-23 20:18:27,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946979274] [2024-10-23 20:18:27,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 20:18:27,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-23 20:18:27,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 20:18:27,452 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-23 20:18:27,452 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-23 20:18:27,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [946979274] [2024-10-23 20:18:27,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [946979274] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-23 20:18:27,456 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-23 20:18:27,457 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-23 20:18:27,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010609146] [2024-10-23 20:18:27,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-23 20:18:27,457 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-23 20:18:27,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-23 20:18:27,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-23 20:18:27,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-23 20:18:27,459 INFO L87 Difference]: Start difference. First operand 527 states and 708 transitions. Second operand has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:27,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-23 20:18:27,876 INFO L93 Difference]: Finished difference Result 1446 states and 1966 transitions. [2024-10-23 20:18:27,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-23 20:18:27,876 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 88 [2024-10-23 20:18:27,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-23 20:18:27,880 INFO L225 Difference]: With dead ends: 1446 [2024-10-23 20:18:27,880 INFO L226 Difference]: Without dead ends: 920 [2024-10-23 20:18:27,881 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 [2024-10-23 20:18:27,882 INFO L432 NwaCegarLoop]: 185 mSDtfsCounter, 61 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 318 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 190 SdHoareTripleChecker+Invalid, 391 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 318 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-23 20:18:27,882 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 190 Invalid, 391 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 318 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-23 20:18:27,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 920 states. [2024-10-23 20:18:27,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 920 to 789. [2024-10-23 20:18:27,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 789 states, 788 states have (on average 1.2690355329949239) internal successors, (1000), 788 states have internal predecessors, (1000), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:27,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 789 states and 1000 transitions. [2024-10-23 20:18:27,902 INFO L78 Accepts]: Start accepts. Automaton has 789 states and 1000 transitions. Word has length 88 [2024-10-23 20:18:27,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-23 20:18:27,902 INFO L471 AbstractCegarLoop]: Abstraction has 789 states and 1000 transitions. [2024-10-23 20:18:27,903 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:27,903 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1000 transitions. [2024-10-23 20:18:27,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-10-23 20:18:27,905 INFO L207 NwaCegarLoop]: Found error trace [2024-10-23 20:18:27,905 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-23 20:18:27,905 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-23 20:18:27,905 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-23 20:18:27,906 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-23 20:18:27,906 INFO L85 PathProgramCache]: Analyzing trace with hash 563454949, now seen corresponding path program 1 times [2024-10-23 20:18:27,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-23 20:18:27,907 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420568286] [2024-10-23 20:18:27,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 20:18:27,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-23 20:18:27,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 20:18:28,075 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-23 20:18:28,075 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-23 20:18:28,077 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [420568286] [2024-10-23 20:18:28,077 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [420568286] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-23 20:18:28,077 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-23 20:18:28,077 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-23 20:18:28,078 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [864423422] [2024-10-23 20:18:28,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-23 20:18:28,078 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-23 20:18:28,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-23 20:18:28,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-23 20:18:28,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-23 20:18:28,079 INFO L87 Difference]: Start difference. First operand 789 states and 1000 transitions. Second operand has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 2 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:28,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-23 20:18:28,456 INFO L93 Difference]: Finished difference Result 1708 states and 2154 transitions. [2024-10-23 20:18:28,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-23 20:18:28,457 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 2 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 89 [2024-10-23 20:18:28,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-23 20:18:28,460 INFO L225 Difference]: With dead ends: 1708 [2024-10-23 20:18:28,460 INFO L226 Difference]: Without dead ends: 789 [2024-10-23 20:18:28,462 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-23 20:18:28,463 INFO L432 NwaCegarLoop]: 54 mSDtfsCounter, 137 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 308 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 58 SdHoareTripleChecker+Invalid, 368 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 308 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-23 20:18:28,464 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [137 Valid, 58 Invalid, 368 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 308 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-23 20:18:28,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 789 states. [2024-10-23 20:18:28,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 789 to 789. [2024-10-23 20:18:28,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 789 states, 788 states have (on average 1.149746192893401) internal successors, (906), 788 states have internal predecessors, (906), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:28,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 789 states and 906 transitions. [2024-10-23 20:18:28,480 INFO L78 Accepts]: Start accepts. Automaton has 789 states and 906 transitions. Word has length 89 [2024-10-23 20:18:28,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-23 20:18:28,481 INFO L471 AbstractCegarLoop]: Abstraction has 789 states and 906 transitions. [2024-10-23 20:18:28,482 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 2 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:28,482 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 906 transitions. [2024-10-23 20:18:28,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-10-23 20:18:28,484 INFO L207 NwaCegarLoop]: Found error trace [2024-10-23 20:18:28,484 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-23 20:18:28,485 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-23 20:18:28,485 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-23 20:18:28,486 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-23 20:18:28,486 INFO L85 PathProgramCache]: Analyzing trace with hash 941978653, now seen corresponding path program 1 times [2024-10-23 20:18:28,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-23 20:18:28,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [776451193] [2024-10-23 20:18:28,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 20:18:28,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-23 20:18:28,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 20:18:28,628 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-23 20:18:28,629 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-23 20:18:28,629 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [776451193] [2024-10-23 20:18:28,629 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [776451193] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-23 20:18:28,629 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-23 20:18:28,629 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-23 20:18:28,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862358240] [2024-10-23 20:18:28,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-23 20:18:28,630 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-23 20:18:28,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-23 20:18:28,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-23 20:18:28,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-23 20:18:28,630 INFO L87 Difference]: Start difference. First operand 789 states and 906 transitions. Second operand has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 2 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:28,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-23 20:18:28,974 INFO L93 Difference]: Finished difference Result 1970 states and 2248 transitions. [2024-10-23 20:18:28,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-23 20:18:28,977 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 2 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 93 [2024-10-23 20:18:28,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-23 20:18:28,981 INFO L225 Difference]: With dead ends: 1970 [2024-10-23 20:18:28,981 INFO L226 Difference]: Without dead ends: 1182 [2024-10-23 20:18:28,983 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-23 20:18:28,983 INFO L432 NwaCegarLoop]: 39 mSDtfsCounter, 127 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 297 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 329 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 297 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-23 20:18:28,984 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 44 Invalid, 329 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 297 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-23 20:18:28,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1182 states. [2024-10-23 20:18:28,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1182 to 1051. [2024-10-23 20:18:29,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1051 states, 1050 states have (on average 1.1304761904761904) internal successors, (1187), 1050 states have internal predecessors, (1187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:29,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 1051 states and 1187 transitions. [2024-10-23 20:18:29,003 INFO L78 Accepts]: Start accepts. Automaton has 1051 states and 1187 transitions. Word has length 93 [2024-10-23 20:18:29,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-23 20:18:29,003 INFO L471 AbstractCegarLoop]: Abstraction has 1051 states and 1187 transitions. [2024-10-23 20:18:29,003 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 2 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:29,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 1187 transitions. [2024-10-23 20:18:29,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-10-23 20:18:29,005 INFO L207 NwaCegarLoop]: Found error trace [2024-10-23 20:18:29,006 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-23 20:18:29,006 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-23 20:18:29,006 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-23 20:18:29,006 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-23 20:18:29,006 INFO L85 PathProgramCache]: Analyzing trace with hash -299344027, now seen corresponding path program 1 times [2024-10-23 20:18:29,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-23 20:18:29,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798949937] [2024-10-23 20:18:29,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 20:18:29,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-23 20:18:29,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 20:18:29,129 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-10-23 20:18:29,129 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-23 20:18:29,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798949937] [2024-10-23 20:18:29,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1798949937] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-23 20:18:29,130 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-23 20:18:29,130 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-23 20:18:29,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398736542] [2024-10-23 20:18:29,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-23 20:18:29,131 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-23 20:18:29,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-23 20:18:29,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-23 20:18:29,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-23 20:18:29,132 INFO L87 Difference]: Start difference. First operand 1051 states and 1187 transitions. Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:29,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-23 20:18:29,510 INFO L93 Difference]: Finished difference Result 2756 states and 3105 transitions. [2024-10-23 20:18:29,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-23 20:18:29,511 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 107 [2024-10-23 20:18:29,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-23 20:18:29,516 INFO L225 Difference]: With dead ends: 2756 [2024-10-23 20:18:29,516 INFO L226 Difference]: Without dead ends: 1706 [2024-10-23 20:18:29,517 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 [2024-10-23 20:18:29,518 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 134 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 314 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 368 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 314 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-23 20:18:29,518 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 11 Invalid, 368 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 314 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-23 20:18:29,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1706 states. [2024-10-23 20:18:29,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1706 to 1313. [2024-10-23 20:18:29,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1313 states, 1312 states have (on average 1.131859756097561) internal successors, (1485), 1312 states have internal predecessors, (1485), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:29,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 1313 states and 1485 transitions. [2024-10-23 20:18:29,543 INFO L78 Accepts]: Start accepts. Automaton has 1313 states and 1485 transitions. Word has length 107 [2024-10-23 20:18:29,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-23 20:18:29,543 INFO L471 AbstractCegarLoop]: Abstraction has 1313 states and 1485 transitions. [2024-10-23 20:18:29,543 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:29,543 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 1485 transitions. [2024-10-23 20:18:29,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-10-23 20:18:29,545 INFO L207 NwaCegarLoop]: Found error trace [2024-10-23 20:18:29,546 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-23 20:18:29,546 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-23 20:18:29,546 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-23 20:18:29,546 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-23 20:18:29,546 INFO L85 PathProgramCache]: Analyzing trace with hash 1819392031, now seen corresponding path program 1 times [2024-10-23 20:18:29,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-23 20:18:29,547 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [46783036] [2024-10-23 20:18:29,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 20:18:29,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-23 20:18:29,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 20:18:29,729 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-10-23 20:18:29,730 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-23 20:18:29,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [46783036] [2024-10-23 20:18:29,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [46783036] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-23 20:18:29,730 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-23 20:18:29,731 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-23 20:18:29,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519453344] [2024-10-23 20:18:29,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-23 20:18:29,732 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-23 20:18:29,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-23 20:18:29,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-23 20:18:29,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-23 20:18:29,734 INFO L87 Difference]: Start difference. First operand 1313 states and 1485 transitions. Second operand has 3 states, 3 states have (on average 37.0) internal successors, (111), 2 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:30,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-23 20:18:30,108 INFO L93 Difference]: Finished difference Result 2756 states and 3123 transitions. [2024-10-23 20:18:30,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-23 20:18:30,108 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 2 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 123 [2024-10-23 20:18:30,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-23 20:18:30,113 INFO L225 Difference]: With dead ends: 2756 [2024-10-23 20:18:30,113 INFO L226 Difference]: Without dead ends: 1444 [2024-10-23 20:18:30,115 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-23 20:18:30,116 INFO L432 NwaCegarLoop]: 37 mSDtfsCounter, 105 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 42 SdHoareTripleChecker+Invalid, 334 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 319 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-23 20:18:30,116 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 42 Invalid, 334 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 319 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-23 20:18:30,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1444 states. [2024-10-23 20:18:30,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1444 to 1444. [2024-10-23 20:18:30,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1444 states, 1443 states have (on average 1.1288981288981288) internal successors, (1629), 1443 states have internal predecessors, (1629), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:30,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 1444 states and 1629 transitions. [2024-10-23 20:18:30,146 INFO L78 Accepts]: Start accepts. Automaton has 1444 states and 1629 transitions. Word has length 123 [2024-10-23 20:18:30,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-23 20:18:30,146 INFO L471 AbstractCegarLoop]: Abstraction has 1444 states and 1629 transitions. [2024-10-23 20:18:30,146 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 2 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:30,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1444 states and 1629 transitions. [2024-10-23 20:18:30,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-10-23 20:18:30,148 INFO L207 NwaCegarLoop]: Found error trace [2024-10-23 20:18:30,149 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-23 20:18:30,149 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-23 20:18:30,149 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-23 20:18:30,149 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-23 20:18:30,150 INFO L85 PathProgramCache]: Analyzing trace with hash -1166575017, now seen corresponding path program 1 times [2024-10-23 20:18:30,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-23 20:18:30,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460689793] [2024-10-23 20:18:30,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 20:18:30,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-23 20:18:30,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 20:18:30,377 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 58 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-23 20:18:30,377 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-23 20:18:30,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [460689793] [2024-10-23 20:18:30,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [460689793] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-23 20:18:30,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [399127873] [2024-10-23 20:18:30,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 20:18:30,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-23 20:18:30,378 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-23 20:18:30,380 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-23 20:18:30,382 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-23 20:18:30,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 20:18:30,497 INFO L255 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-23 20:18:30,504 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-23 20:18:30,654 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-10-23 20:18:30,654 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-23 20:18:30,655 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [399127873] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-23 20:18:30,655 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-23 20:18:30,655 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2024-10-23 20:18:30,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963879632] [2024-10-23 20:18:30,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-23 20:18:30,656 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-23 20:18:30,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-23 20:18:30,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-23 20:18:30,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-23 20:18:30,657 INFO L87 Difference]: Start difference. First operand 1444 states and 1629 transitions. Second operand has 3 states, 3 states have (on average 37.666666666666664) internal successors, (113), 3 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:31,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-23 20:18:31,027 INFO L93 Difference]: Finished difference Result 3411 states and 3861 transitions. [2024-10-23 20:18:31,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-23 20:18:31,029 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.666666666666664) internal successors, (113), 3 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 127 [2024-10-23 20:18:31,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-23 20:18:31,035 INFO L225 Difference]: With dead ends: 3411 [2024-10-23 20:18:31,035 INFO L226 Difference]: Without dead ends: 1968 [2024-10-23 20:18:31,037 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-23 20:18:31,039 INFO L432 NwaCegarLoop]: 24 mSDtfsCounter, 73 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 294 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 73 SdHoareTripleChecker+Valid, 29 SdHoareTripleChecker+Invalid, 346 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 294 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-23 20:18:31,040 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [73 Valid, 29 Invalid, 346 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 294 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-23 20:18:31,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1968 states. [2024-10-23 20:18:31,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1968 to 1444. [2024-10-23 20:18:31,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1444 states, 1443 states have (on average 1.1288981288981288) internal successors, (1629), 1443 states have internal predecessors, (1629), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:31,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 1444 states and 1629 transitions. [2024-10-23 20:18:31,066 INFO L78 Accepts]: Start accepts. Automaton has 1444 states and 1629 transitions. Word has length 127 [2024-10-23 20:18:31,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-23 20:18:31,068 INFO L471 AbstractCegarLoop]: Abstraction has 1444 states and 1629 transitions. [2024-10-23 20:18:31,068 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.666666666666664) internal successors, (113), 3 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:31,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1444 states and 1629 transitions. [2024-10-23 20:18:31,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-10-23 20:18:31,071 INFO L207 NwaCegarLoop]: Found error trace [2024-10-23 20:18:31,071 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-23 20:18:31,090 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-10-23 20:18:31,275 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-23 20:18:31,276 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-23 20:18:31,276 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-23 20:18:31,276 INFO L85 PathProgramCache]: Analyzing trace with hash -2102082563, now seen corresponding path program 1 times [2024-10-23 20:18:31,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-23 20:18:31,277 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1614247177] [2024-10-23 20:18:31,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 20:18:31,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-23 20:18:31,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 20:18:31,507 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-10-23 20:18:31,507 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-23 20:18:31,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1614247177] [2024-10-23 20:18:31,507 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1614247177] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-23 20:18:31,507 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-23 20:18:31,508 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-23 20:18:31,508 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505257430] [2024-10-23 20:18:31,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-23 20:18:31,508 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-23 20:18:31,508 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-23 20:18:31,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-23 20:18:31,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-23 20:18:31,509 INFO L87 Difference]: Start difference. First operand 1444 states and 1629 transitions. Second operand has 4 states, 4 states have (on average 28.75) internal successors, (115), 3 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:32,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-23 20:18:32,047 INFO L93 Difference]: Finished difference Result 3411 states and 3835 transitions. [2024-10-23 20:18:32,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-23 20:18:32,048 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 28.75) internal successors, (115), 3 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2024-10-23 20:18:32,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-23 20:18:32,054 INFO L225 Difference]: With dead ends: 3411 [2024-10-23 20:18:32,054 INFO L226 Difference]: Without dead ends: 1968 [2024-10-23 20:18:32,056 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-23 20:18:32,056 INFO L432 NwaCegarLoop]: 32 mSDtfsCounter, 343 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 465 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 343 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 514 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 465 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-23 20:18:32,057 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [343 Valid, 41 Invalid, 514 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 465 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-23 20:18:32,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1968 states. [2024-10-23 20:18:32,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1968 to 1706. [2024-10-23 20:18:32,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1706 states, 1705 states have (on average 1.1178885630498534) internal successors, (1906), 1705 states have internal predecessors, (1906), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:32,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 1706 states and 1906 transitions. [2024-10-23 20:18:32,087 INFO L78 Accepts]: Start accepts. Automaton has 1706 states and 1906 transitions. Word has length 163 [2024-10-23 20:18:32,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-23 20:18:32,087 INFO L471 AbstractCegarLoop]: Abstraction has 1706 states and 1906 transitions. [2024-10-23 20:18:32,088 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 28.75) internal successors, (115), 3 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:32,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1706 states and 1906 transitions. [2024-10-23 20:18:32,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-10-23 20:18:32,091 INFO L207 NwaCegarLoop]: Found error trace [2024-10-23 20:18:32,091 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-23 20:18:32,091 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-23 20:18:32,091 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-23 20:18:32,092 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-23 20:18:32,092 INFO L85 PathProgramCache]: Analyzing trace with hash -328801318, now seen corresponding path program 1 times [2024-10-23 20:18:32,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-23 20:18:32,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873602495] [2024-10-23 20:18:32,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 20:18:32,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-23 20:18:32,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 20:18:32,561 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 101 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-23 20:18:32,561 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-23 20:18:32,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873602495] [2024-10-23 20:18:32,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1873602495] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-23 20:18:32,562 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1032289442] [2024-10-23 20:18:32,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 20:18:32,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-23 20:18:32,562 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-23 20:18:32,564 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) [2024-10-23 20:18:32,566 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-23 20:18:32,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 20:18:32,677 INFO L255 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-23 20:18:32,686 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-23 20:18:33,040 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-10-23 20:18:33,041 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-23 20:18:33,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1032289442] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-23 20:18:33,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-23 20:18:33,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2024-10-23 20:18:33,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1221060971] [2024-10-23 20:18:33,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-23 20:18:33,042 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-23 20:18:33,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-23 20:18:33,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-23 20:18:33,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-10-23 20:18:33,043 INFO L87 Difference]: Start difference. First operand 1706 states and 1906 transitions. Second operand has 3 states, 3 states have (on average 45.0) internal successors, (135), 3 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:33,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-23 20:18:33,415 INFO L93 Difference]: Finished difference Result 3673 states and 4084 transitions. [2024-10-23 20:18:33,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-23 20:18:33,416 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.0) internal successors, (135), 3 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2024-10-23 20:18:33,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-23 20:18:33,422 INFO L225 Difference]: With dead ends: 3673 [2024-10-23 20:18:33,422 INFO L226 Difference]: Without dead ends: 1968 [2024-10-23 20:18:33,424 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-10-23 20:18:33,424 INFO L432 NwaCegarLoop]: 34 mSDtfsCounter, 91 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 302 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 38 SdHoareTripleChecker+Invalid, 351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 302 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-23 20:18:33,424 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [91 Valid, 38 Invalid, 351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 302 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-23 20:18:33,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1968 states. [2024-10-23 20:18:33,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1968 to 1706. [2024-10-23 20:18:33,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1706 states, 1705 states have (on average 1.1014662756598241) internal successors, (1878), 1705 states have internal predecessors, (1878), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:33,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 1706 states and 1878 transitions. [2024-10-23 20:18:33,451 INFO L78 Accepts]: Start accepts. Automaton has 1706 states and 1878 transitions. Word has length 180 [2024-10-23 20:18:33,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-23 20:18:33,452 INFO L471 AbstractCegarLoop]: Abstraction has 1706 states and 1878 transitions. [2024-10-23 20:18:33,452 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.0) internal successors, (135), 3 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:33,452 INFO L276 IsEmpty]: Start isEmpty. Operand 1706 states and 1878 transitions. [2024-10-23 20:18:33,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-10-23 20:18:33,454 INFO L207 NwaCegarLoop]: Found error trace [2024-10-23 20:18:33,455 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-23 20:18:33,472 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-23 20:18:33,655 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-10-23 20:18:33,656 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-23 20:18:33,656 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-23 20:18:33,656 INFO L85 PathProgramCache]: Analyzing trace with hash -307786311, now seen corresponding path program 1 times [2024-10-23 20:18:33,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-23 20:18:33,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270094740] [2024-10-23 20:18:33,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 20:18:33,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-23 20:18:33,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 20:18:33,890 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-10-23 20:18:33,890 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-23 20:18:33,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [270094740] [2024-10-23 20:18:33,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [270094740] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-23 20:18:33,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1899046870] [2024-10-23 20:18:33,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 20:18:33,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-23 20:18:33,892 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-23 20:18:33,893 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) [2024-10-23 20:18:33,895 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-23 20:18:34,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 20:18:34,019 INFO L255 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-23 20:18:34,024 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-23 20:18:34,225 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-10-23 20:18:34,228 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-23 20:18:34,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1899046870] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-23 20:18:34,228 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-23 20:18:34,228 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2024-10-23 20:18:34,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315689169] [2024-10-23 20:18:34,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-23 20:18:34,229 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-23 20:18:34,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-23 20:18:34,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-23 20:18:34,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-23 20:18:34,230 INFO L87 Difference]: Start difference. First operand 1706 states and 1878 transitions. Second operand has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:34,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-23 20:18:34,589 INFO L93 Difference]: Finished difference Result 3542 states and 3909 transitions. [2024-10-23 20:18:34,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-23 20:18:34,589 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 185 [2024-10-23 20:18:34,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-23 20:18:34,595 INFO L225 Difference]: With dead ends: 3542 [2024-10-23 20:18:34,595 INFO L226 Difference]: Without dead ends: 1837 [2024-10-23 20:18:34,597 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-23 20:18:34,598 INFO L432 NwaCegarLoop]: 162 mSDtfsCounter, 62 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 305 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 167 SdHoareTripleChecker+Invalid, 339 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 305 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-23 20:18:34,598 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [62 Valid, 167 Invalid, 339 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 305 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-23 20:18:34,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1837 states. [2024-10-23 20:18:34,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1837 to 1706. [2024-10-23 20:18:34,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1706 states, 1705 states have (on average 1.0850439882697946) internal successors, (1850), 1705 states have internal predecessors, (1850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:34,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 1706 states and 1850 transitions. [2024-10-23 20:18:34,626 INFO L78 Accepts]: Start accepts. Automaton has 1706 states and 1850 transitions. Word has length 185 [2024-10-23 20:18:34,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-23 20:18:34,626 INFO L471 AbstractCegarLoop]: Abstraction has 1706 states and 1850 transitions. [2024-10-23 20:18:34,626 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:34,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1706 states and 1850 transitions. [2024-10-23 20:18:34,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2024-10-23 20:18:34,630 INFO L207 NwaCegarLoop]: Found error trace [2024-10-23 20:18:34,630 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-23 20:18:34,647 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-10-23 20:18:34,834 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-23 20:18:34,834 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-23 20:18:34,835 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-23 20:18:34,835 INFO L85 PathProgramCache]: Analyzing trace with hash 1209686522, now seen corresponding path program 1 times [2024-10-23 20:18:34,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-23 20:18:34,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010319914] [2024-10-23 20:18:34,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 20:18:34,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-23 20:18:34,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-23 20:18:34,982 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 219 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2024-10-23 20:18:34,982 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-23 20:18:34,982 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1010319914] [2024-10-23 20:18:34,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1010319914] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-23 20:18:34,983 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-23 20:18:34,983 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-23 20:18:34,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627222243] [2024-10-23 20:18:34,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-23 20:18:34,985 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-23 20:18:34,985 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-23 20:18:34,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-23 20:18:34,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-23 20:18:34,986 INFO L87 Difference]: Start difference. First operand 1706 states and 1850 transitions. Second operand has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:35,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-23 20:18:35,369 INFO L93 Difference]: Finished difference Result 3804 states and 4126 transitions. [2024-10-23 20:18:35,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-23 20:18:35,370 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 223 [2024-10-23 20:18:35,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-23 20:18:35,376 INFO L225 Difference]: With dead ends: 3804 [2024-10-23 20:18:35,376 INFO L226 Difference]: Without dead ends: 2099 [2024-10-23 20:18:35,378 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 [2024-10-23 20:18:35,378 INFO L432 NwaCegarLoop]: 172 mSDtfsCounter, 86 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 322 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 177 SdHoareTripleChecker+Invalid, 353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 322 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-23 20:18:35,379 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [86 Valid, 177 Invalid, 353 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 322 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-23 20:18:35,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2099 states. [2024-10-23 20:18:35,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2099 to 1968. [2024-10-23 20:18:35,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1968 states, 1967 states have (on average 1.0772750381291307) internal successors, (2119), 1967 states have internal predecessors, (2119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:35,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1968 states to 1968 states and 2119 transitions. [2024-10-23 20:18:35,411 INFO L78 Accepts]: Start accepts. Automaton has 1968 states and 2119 transitions. Word has length 223 [2024-10-23 20:18:35,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-23 20:18:35,411 INFO L471 AbstractCegarLoop]: Abstraction has 1968 states and 2119 transitions. [2024-10-23 20:18:35,411 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-23 20:18:35,411 INFO L276 IsEmpty]: Start isEmpty. Operand 1968 states and 2119 transitions. [2024-10-23 20:18:35,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2024-10-23 20:18:35,415 INFO L207 NwaCegarLoop]: Found error trace [2024-10-23 20:18:35,416 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-23 20:18:35,416 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-23 20:18:35,416 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-23 20:18:35,416 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-23 20:18:35,416 INFO L85 PathProgramCache]: Analyzing trace with hash 519462481, now seen corresponding path program 1 times [2024-10-23 20:18:35,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-23 20:18:35,417 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385374555] [2024-10-23 20:18:35,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-23 20:18:35,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-23 20:18:35,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-23 20:18:35,467 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-23 20:18:35,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-23 20:18:35,571 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-23 20:18:35,572 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-23 20:18:35,573 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-23 20:18:35,575 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-23 20:18:35,578 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-23 20:18:35,697 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-23 20:18:35,700 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.10 08:18:35 BoogieIcfgContainer [2024-10-23 20:18:35,700 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-23 20:18:35,701 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-23 20:18:35,701 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-23 20:18:35,701 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-23 20:18:35,702 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 08:18:25" (3/4) ... [2024-10-23 20:18:35,703 INFO L133 WitnessPrinter]: Generating witness for reachability counterexample [2024-10-23 20:18:35,842 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-10-23 20:18:35,842 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-23 20:18:35,843 INFO L158 Benchmark]: Toolchain (without parser) took 12782.24ms. Allocated memory was 165.7MB in the beginning and 348.1MB in the end (delta: 182.5MB). Free memory was 94.8MB in the beginning and 158.5MB in the end (delta: -63.7MB). Peak memory consumption was 121.0MB. Max. memory is 16.1GB. [2024-10-23 20:18:35,843 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 165.7MB. Free memory is still 121.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-23 20:18:35,843 INFO L158 Benchmark]: CACSL2BoogieTranslator took 598.34ms. Allocated memory is still 165.7MB. Free memory was 94.6MB in the beginning and 121.9MB in the end (delta: -27.2MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. [2024-10-23 20:18:35,844 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.86ms. Allocated memory is still 165.7MB. Free memory was 121.9MB in the beginning and 116.2MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-23 20:18:35,844 INFO L158 Benchmark]: Boogie Preprocessor took 96.10ms. Allocated memory is still 165.7MB. Free memory was 116.2MB in the beginning and 111.1MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-23 20:18:35,844 INFO L158 Benchmark]: RCFGBuilder took 1261.12ms. Allocated memory is still 165.7MB. Free memory was 111.1MB in the beginning and 99.4MB in the end (delta: 11.7MB). Peak memory consumption was 71.7MB. Max. memory is 16.1GB. [2024-10-23 20:18:35,844 INFO L158 Benchmark]: TraceAbstraction took 10596.21ms. Allocated memory was 165.7MB in the beginning and 348.1MB in the end (delta: 182.5MB). Free memory was 98.5MB in the beginning and 186.0MB in the end (delta: -87.5MB). Peak memory consumption was 94.5MB. Max. memory is 16.1GB. [2024-10-23 20:18:35,845 INFO L158 Benchmark]: Witness Printer took 141.37ms. Allocated memory is still 348.1MB. Free memory was 186.0MB in the beginning and 158.5MB in the end (delta: 27.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-10-23 20:18:35,846 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 165.7MB. Free memory is still 121.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 598.34ms. Allocated memory is still 165.7MB. Free memory was 94.6MB in the beginning and 121.9MB in the end (delta: -27.2MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.86ms. Allocated memory is still 165.7MB. Free memory was 121.9MB in the beginning and 116.2MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 96.10ms. Allocated memory is still 165.7MB. Free memory was 116.2MB in the beginning and 111.1MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1261.12ms. Allocated memory is still 165.7MB. Free memory was 111.1MB in the beginning and 99.4MB in the end (delta: 11.7MB). Peak memory consumption was 71.7MB. Max. memory is 16.1GB. * TraceAbstraction took 10596.21ms. Allocated memory was 165.7MB in the beginning and 348.1MB in the end (delta: 182.5MB). Free memory was 98.5MB in the beginning and 186.0MB in the end (delta: -87.5MB). Peak memory consumption was 94.5MB. Max. memory is 16.1GB. * Witness Printer took 141.37ms. Allocated memory is still 348.1MB. Free memory was 186.0MB in the beginning and 158.5MB in the end (delta: 27.5MB). Peak memory consumption was 29.4MB. 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 - CounterExampleResult [Line: 432]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L17] int a= 1; [L18] int d= 4; [L19] int e= 5; [L20] int f= 6; [L21] int c= 3; [L22] int b= 2; [L25] int u = 21; [L26] int v = 22; [L27] int w = 23; [L28] int x = 24; [L29] int y = 25; [L30] int z = 26; [L32] int a17 = 1; [L33] int a7 = 0; [L34] int a20 = 1; [L35] int a8 = 15; [L36] int a12 = 8; [L37] int a16 = 5; [L38] int a21 = 1; [L590] int output = -1; VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L593] COND TRUE 1 [L596] int input; [L597] input = __VERIFIER_nondet_int() [L598] COND FALSE !((input != 1) && (input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L601] CALL, EXPR calculate_output(input) [L41] COND FALSE !((((a8==15)&&(((((a21==1)&&(((a16==5)||(a16==6))&&(input==1)))&&(a20==1))&&(a17==1))&&!(a7==1)))&&(a12==8))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L45] COND FALSE !((((((((input==5)&&((((a16==6)&&(a17==1))||(!(a17==1)&&(a16==4)))||(!(a17==1)&&(a16==5))))&&(a20==1))&&(a12==8))&&(a7==1))&&!(a21==1))&&(a8==13))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L53] COND FALSE !(((!(a7==1)&&((((a16==6)&&((a21==1)&&((a17==1)&&(input==3))))&&!(a20==1))&&(a8==15)))&&(a12==8))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L59] COND FALSE !(((a17==1)&&((!(a7==1)&&(((a21==1)&&((((a16==5)||(a16==6))&&(input==6))&&(a20==1)))&&(a8==15)))&&(a12==8)))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L64] COND FALSE !((((input==3)&&((((a16==6)&&((!(a20==1)&&(!(a7==1)&&!(a17==1)))&&(a8==15)))&&(a21==1))||((((a8==13)&&((a20==1)&&((a17==1)&&(a7==1))))&&(a16==4))&&!(a21==1))))&&(a12==8))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L72] COND FALSE !((((a17==1)&&(((a21==1)&&((!(a7==1)&&((input==4)&&(a8==15)))&&!(a20==1)))&&(a12==8)))&&(a16==6))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L75] COND FALSE !((((a12==8)&&(((a21==1)&&((((input==5)&&!(a7==1))&&(a8==15))&&(a16==5)))&&!(a20==1)))&&!(a17==1))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L82] COND FALSE !(((a12==8)&&((input==1)&&(((a21==1)&&(((a8==15)&&((!(a17==1)&&!(a7==1))&&!(a20==1)))&&(a16==6)))||(!(a21==1)&&((a16==4)&&((a8==13)&&(((a17==1)&&(a7==1))&&(a20==1))))))))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L90] COND FALSE !(((((!(a17==1)&&(!(a7==1)&&((a21==1)&&((a8==15)&&(input==4)))))&&!(a20==1))&&(a12==8))&&(a16==4))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L94] COND FALSE !(((((((a16==6)&&((!(a20==1)&&(!(a17==1)&&!(a7==1)))&&(a8==15)))&&(a21==1))||(((a16==4)&&(((a20==1)&&((a17==1)&&(a7==1)))&&(a8==13)))&&!(a21==1)))&&(input==2))&&(a12==8))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L102] COND FALSE !(((a8==13)&&(!(a21==1)&&((((input==3)&&((((a20==1)&&!(a17==1))&&(a16==6))||((!(a20==1)&&(a17==1))&&(a16==4))))&&(a12==8))&&(a7==1))))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L107] COND FALSE !(((((a21==1)&&((a12==8)&&((input==1)&&(((!(a20==1)&&(a17==1))&&(a16==4))||(((a16==5)&&(!(a17==1)&&(a20==1)))||((a16==6)&&(!(a17==1)&&(a20==1))))))))&&!(a7==1))&&(a8==15))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L112] COND FALSE !((((a16==5)&&(((a7==1)&&((!(a21==1)&&((a12==8)&&(input==3)))&&(a8==13)))&&(a17==1)))&&(a20==1))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L118] COND FALSE !(((a17==1)&&(((a8==15)&&(((a12==8)&&((!(a7==1)&&(input==5))&&(a21==1)))&&!(a20==1)))&&(a16==5)))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L124] COND FALSE !((!(a7==1)&&(((((a21==1)&&(((a8==15)&&(input==5))&&!(a17==1)))&&(a12==8))&&(a20==1))&&(a16==4)))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L129] COND FALSE !(((!(a21==1)&&(((a12==8)&&((((a16==6)&&((a20==1)&&!(a17==1)))||((!(a20==1)&&(a17==1))&&(a16==4)))&&(input==1)))&&(a8==13)))&&(a7==1))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L134] COND FALSE !(((a17==1)&&(!(a7==1)&&(((a21==1)&&(((a12==8)&&((input==5)&&((a16==5)||(a16==6))))&&(a20==1)))&&(a8==15))))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L139] COND FALSE !((((a12==8)&&(!(a21==1)&&((a7==1)&&((a8==13)&&((input==6)&&((((a16==6)&&(a17==1))||((a16==4)&&!(a17==1)))||((a16==5)&&!(a17==1))))))))&&(a20==1))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L146] COND FALSE !((((a16==5)&&((((a8==15)&&((!(a7==1)&&(input==2))&&(a21==1)))&&(a12==8))&&!(a20==1)))&&!(a17==1))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L150] COND FALSE !((!(a20==1)&&((a21==1)&&((a16==4)&&((a8==15)&&(((a12==8)&&((input==2)&&!(a7==1)))&&!(a17==1))))))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L154] COND FALSE !((((a21==1)&&(!(a7==1)&&((!(a20==1)&&(!(a17==1)&&((a12==8)&&(input==6))))&&(a16==4))))&&(a8==15))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L158] COND FALSE !(((a17==1)&&((((((a12==8)&&((input==4)&&(a8==13)))&&(a20==1))&&!(a21==1))&&(a16==5))&&(a7==1)))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L162] COND FALSE !(((((a8==13)&&((a12==8)&&((((((a16==6)&&(a17==1))||(!(a17==1)&&(a16==4)))||(!(a17==1)&&(a16==5)))&&(input==1))&&!(a21==1))))&&(a20==1))&&(a7==1))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L170] COND FALSE !(((a8==13)&&(!(a21==1)&&((((((!(a17==1)&&(a20==1))&&(a16==6))||((a16==4)&&((a17==1)&&!(a20==1))))&&(input==5))&&(a7==1))&&(a12==8))))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L175] COND FALSE !(((!(a21==1)&&((((((a16==6)&&((a20==1)&&!(a17==1)))||(((a17==1)&&!(a20==1))&&(a16==4)))&&(input==4))&&(a7==1))&&(a12==8)))&&(a8==13))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L183] COND FALSE !((((a21==1)&&(!(a7==1)&&((((((a16==5)&&((a20==1)&&!(a17==1)))||((!(a17==1)&&(a20==1))&&(a16==6)))||((a16==4)&&((a17==1)&&!(a20==1))))&&(input==4))&&(a12==8))))&&(a8==15))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L188] COND FALSE !(((((((a16==6)&&((!(a20==1)&&(!(a17==1)&&!(a7==1)))&&(a8==15)))&&(a21==1))||(((a16==4)&&((((a7==1)&&(a17==1))&&(a20==1))&&(a8==13)))&&!(a21==1)))&&(input==4))&&(a12==8))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L196] COND FALSE !((!(a17==1)&&(((a12==8)&&(!(a20==1)&&(((a8==15)&&((a21==1)&&(input==4)))&&!(a7==1))))&&(a16==5)))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L199] COND FALSE !((((!(a7==1)&&(((input==2)&&((((a16==5)&&((a20==1)&&!(a17==1)))||((a16==6)&&((a20==1)&&!(a17==1))))||((a16==4)&&(!(a20==1)&&(a17==1)))))&&(a8==15)))&&(a12==8))&&(a21==1))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L204] COND FALSE !((!(a20==1)&&(((((((input==6)&&(a16==5))&&(a21==1))&&!(a17==1))&&(a12==8))&&!(a7==1))&&(a8==15)))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L207] COND FALSE !(((a12==8)&&(((((((a21==1)&&(input==5))&&(a8==15))&&(a17==1))&&!(a7==1))&&!(a20==1))&&(a16==6)))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L213] COND FALSE !(((((a8==15)&&(!(a7==1)&&((((!(a20==1)&&(a17==1))&&(a16==4))||(((!(a17==1)&&(a20==1))&&(a16==5))||((a16==6)&&((a20==1)&&!(a17==1)))))&&(input==6))))&&(a12==8))&&(a21==1))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L218] COND FALSE !(((a8==15)&&((a16==4)&&(!(a20==1)&&((((a21==1)&&(!(a17==1)&&(input==5)))&&!(a7==1))&&(a12==8)))))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L224] COND FALSE !(((a17==1)&&((a12==8)&&((a8==15)&&(((!(a7==1)&&(((a16==5)||(a16==6))&&(input==2)))&&(a21==1))&&(a20==1)))))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L228] COND FALSE !((!(a7==1)&&(((a8==15)&&((!(a17==1)&&((a12==8)&&((input==3)&&(a21==1))))&&(a16==4)))&&(a20==1)))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L233] COND FALSE !(((a16==5)&&((!(a21==1)&&(((a8==13)&&(((input==2)&&(a20==1))&&(a12==8)))&&(a7==1)))&&(a17==1)))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L241] COND FALSE !(((a20==1)&&(((a12==8)&&((a7==1)&&((a8==13)&&(((!(a17==1)&&(a16==5))||(((a17==1)&&(a16==6))||(!(a17==1)&&(a16==4))))&&(input==3)))))&&!(a21==1)))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L248] COND FALSE !(((a12==8)&&((a7==1)&&(!(a21==1)&&((a8==13)&&((input==6)&&(((a16==6)&&((a20==1)&&!(a17==1)))||((a16==4)&&((a17==1)&&!(a20==1)))))))))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L255] COND FALSE !(((!(a7==1)&&(!(a17==1)&&((((a16==4)&&((a8==15)&&(input==1)))&&(a12==8))&&(a21==1))))&&(a20==1))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L260] COND FALSE !(((a17==1)&&(((a21==1)&&(!(a20==1)&&((a12==8)&&((a8==15)&&(!(a7==1)&&(input==1))))))&&(a16==6)))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L266] COND FALSE !(((a20==1)&&((a12==8)&&((((a17==1)&&((((a16==5)||(a16==6))&&(input==4))&&(a8==15)))&&(a21==1))&&!(a7==1))))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L271] COND FALSE !(((((a8==13)&&((((!(a21==1)&&(input==6))&&(a20==1))&&(a12==8))&&(a17==1)))&&(a7==1))&&(a16==5))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L275] COND FALSE !(((a16==5)&&(((((a12==8)&&(!(a7==1)&&((input==2)&&!(a20==1))))&&(a21==1))&&(a17==1))&&(a8==15)))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L278] COND FALSE !((((a12==8)&&(((!(a17==1)&&((a21==1)&&((input==4)&&!(a7==1))))&&(a8==15))&&(a20==1)))&&(a16==4))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L283] COND FALSE !(((a7==1)&&((a8==13)&&((a12==8)&&(!(a21==1)&&((input==2)&&((((a20==1)&&!(a17==1))&&(a16==6))||(((a17==1)&&!(a20==1))&&(a16==4))))))))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L288] COND FALSE !((((((((!(a20==1)&&(!(a17==1)&&!(a7==1)))&&(a8==15))&&(a16==6))&&(a21==1))||((((a8==13)&&(((a17==1)&&(a7==1))&&(a20==1)))&&(a16==4))&&!(a21==1)))&&(input==6))&&(a12==8))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L296] COND FALSE !(((!(a7==1)&&(!(a17==1)&&(((((input==3)&&(a21==1))&&(a16==4))&&(a8==15))&&(a12==8))))&&!(a20==1))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L302] COND FALSE !((((((a12==8)&&(((((a17==1)&&!(a20==1))&&(a16==4))||((((a20==1)&&!(a17==1))&&(a16==5))||((!(a17==1)&&(a20==1))&&(a16==6))))&&(input==3)))&&(a8==15))&&(a21==1))&&!(a7==1))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L309] COND FALSE !((((!(a7==1)&&(((input==5)&&((((a16==5)&&(!(a17==1)&&(a20==1)))||((a16==6)&&((a20==1)&&!(a17==1))))||((a16==4)&&(!(a20==1)&&(a17==1)))))&&(a12==8)))&&(a21==1))&&(a8==15))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L316] COND FALSE !(((!(a7==1)&&(((a21==1)&&(((a17==1)&&((a12==8)&&(input==2)))&&!(a20==1)))&&(a16==6)))&&(a8==15))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L322] COND FALSE !(((!(a17==1)&&((a21==1)&&((!(a20==1)&&((a12==8)&&((input==3)&&!(a7==1))))&&(a8==15))))&&(a16==5))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L326] COND FALSE !((((a16==5)&&(!(a20==1)&&(((((input==6)&&(a21==1))&&(a17==1))&&!(a7==1))&&(a12==8))))&&(a8==15))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L328] COND FALSE !((!(a7==1)&&((a17==1)&&(((a16==6)&&(!(a20==1)&&(((input==6)&&(a12==8))&&(a21==1))))&&(a8==15))))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L334] COND FALSE !(((((a21==1)&&((a8==15)&&((a12==8)&&(!(a7==1)&&(!(a17==1)&&(input==2))))))&&(a16==4))&&(a20==1))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L339] COND FALSE !(((a8==15)&&(((a16==4)&&((a12==8)&&((!(a20==1)&&(!(a7==1)&&(input==1)))&&!(a17==1))))&&(a21==1)))) VAL [a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L343] COND TRUE ((a21==1)&&(((a12==8)&&((((a17==1)&&((input==3)&&((a16==5)||(a16==6))))&&!(a7==1))&&(a20==1)))&&(a8==15))) [L344] a17 = 0 [L345] a16 = 4 [L346] return 21; VAL [\result=21, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L601] RET, EXPR calculate_output(input) [L601] output = calculate_output(input) [L593] COND TRUE 1 [L596] int input; [L597] input = __VERIFIER_nondet_int() [L598] COND FALSE !((input != 1) && (input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L601] CALL, EXPR calculate_output(input) [L41] COND FALSE !((((a8==15)&&(((((a21==1)&&(((a16==5)||(a16==6))&&(input==1)))&&(a20==1))&&(a17==1))&&!(a7==1)))&&(a12==8))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L45] COND FALSE !((((((((input==5)&&((((a16==6)&&(a17==1))||(!(a17==1)&&(a16==4)))||(!(a17==1)&&(a16==5))))&&(a20==1))&&(a12==8))&&(a7==1))&&!(a21==1))&&(a8==13))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L53] COND FALSE !(((!(a7==1)&&((((a16==6)&&((a21==1)&&((a17==1)&&(input==3))))&&!(a20==1))&&(a8==15)))&&(a12==8))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L59] COND FALSE !(((a17==1)&&((!(a7==1)&&(((a21==1)&&((((a16==5)||(a16==6))&&(input==6))&&(a20==1)))&&(a8==15)))&&(a12==8)))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L64] COND FALSE !((((input==3)&&((((a16==6)&&((!(a20==1)&&(!(a7==1)&&!(a17==1)))&&(a8==15)))&&(a21==1))||((((a8==13)&&((a20==1)&&((a17==1)&&(a7==1))))&&(a16==4))&&!(a21==1))))&&(a12==8))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L72] COND FALSE !((((a17==1)&&(((a21==1)&&((!(a7==1)&&((input==4)&&(a8==15)))&&!(a20==1)))&&(a12==8)))&&(a16==6))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L75] COND FALSE !((((a12==8)&&(((a21==1)&&((((input==5)&&!(a7==1))&&(a8==15))&&(a16==5)))&&!(a20==1)))&&!(a17==1))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L82] COND FALSE !(((a12==8)&&((input==1)&&(((a21==1)&&(((a8==15)&&((!(a17==1)&&!(a7==1))&&!(a20==1)))&&(a16==6)))||(!(a21==1)&&((a16==4)&&((a8==13)&&(((a17==1)&&(a7==1))&&(a20==1))))))))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L90] COND FALSE !(((((!(a17==1)&&(!(a7==1)&&((a21==1)&&((a8==15)&&(input==4)))))&&!(a20==1))&&(a12==8))&&(a16==4))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L94] COND FALSE !(((((((a16==6)&&((!(a20==1)&&(!(a17==1)&&!(a7==1)))&&(a8==15)))&&(a21==1))||(((a16==4)&&(((a20==1)&&((a17==1)&&(a7==1)))&&(a8==13)))&&!(a21==1)))&&(input==2))&&(a12==8))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L102] COND FALSE !(((a8==13)&&(!(a21==1)&&((((input==3)&&((((a20==1)&&!(a17==1))&&(a16==6))||((!(a20==1)&&(a17==1))&&(a16==4))))&&(a12==8))&&(a7==1))))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L107] COND FALSE !(((((a21==1)&&((a12==8)&&((input==1)&&(((!(a20==1)&&(a17==1))&&(a16==4))||(((a16==5)&&(!(a17==1)&&(a20==1)))||((a16==6)&&(!(a17==1)&&(a20==1))))))))&&!(a7==1))&&(a8==15))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L112] COND FALSE !((((a16==5)&&(((a7==1)&&((!(a21==1)&&((a12==8)&&(input==3)))&&(a8==13)))&&(a17==1)))&&(a20==1))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L118] COND FALSE !(((a17==1)&&(((a8==15)&&(((a12==8)&&((!(a7==1)&&(input==5))&&(a21==1)))&&!(a20==1)))&&(a16==5)))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L124] COND FALSE !((!(a7==1)&&(((((a21==1)&&(((a8==15)&&(input==5))&&!(a17==1)))&&(a12==8))&&(a20==1))&&(a16==4)))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L129] COND FALSE !(((!(a21==1)&&(((a12==8)&&((((a16==6)&&((a20==1)&&!(a17==1)))||((!(a20==1)&&(a17==1))&&(a16==4)))&&(input==1)))&&(a8==13)))&&(a7==1))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L134] COND FALSE !(((a17==1)&&(!(a7==1)&&(((a21==1)&&(((a12==8)&&((input==5)&&((a16==5)||(a16==6))))&&(a20==1)))&&(a8==15))))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L139] COND FALSE !((((a12==8)&&(!(a21==1)&&((a7==1)&&((a8==13)&&((input==6)&&((((a16==6)&&(a17==1))||((a16==4)&&!(a17==1)))||((a16==5)&&!(a17==1))))))))&&(a20==1))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L146] COND FALSE !((((a16==5)&&((((a8==15)&&((!(a7==1)&&(input==2))&&(a21==1)))&&(a12==8))&&!(a20==1)))&&!(a17==1))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L150] COND FALSE !((!(a20==1)&&((a21==1)&&((a16==4)&&((a8==15)&&(((a12==8)&&((input==2)&&!(a7==1)))&&!(a17==1))))))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L154] COND FALSE !((((a21==1)&&(!(a7==1)&&((!(a20==1)&&(!(a17==1)&&((a12==8)&&(input==6))))&&(a16==4))))&&(a8==15))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L158] COND FALSE !(((a17==1)&&((((((a12==8)&&((input==4)&&(a8==13)))&&(a20==1))&&!(a21==1))&&(a16==5))&&(a7==1)))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L162] COND FALSE !(((((a8==13)&&((a12==8)&&((((((a16==6)&&(a17==1))||(!(a17==1)&&(a16==4)))||(!(a17==1)&&(a16==5)))&&(input==1))&&!(a21==1))))&&(a20==1))&&(a7==1))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L170] COND FALSE !(((a8==13)&&(!(a21==1)&&((((((!(a17==1)&&(a20==1))&&(a16==6))||((a16==4)&&((a17==1)&&!(a20==1))))&&(input==5))&&(a7==1))&&(a12==8))))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L175] COND FALSE !(((!(a21==1)&&((((((a16==6)&&((a20==1)&&!(a17==1)))||(((a17==1)&&!(a20==1))&&(a16==4)))&&(input==4))&&(a7==1))&&(a12==8)))&&(a8==13))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L183] COND FALSE !((((a21==1)&&(!(a7==1)&&((((((a16==5)&&((a20==1)&&!(a17==1)))||((!(a17==1)&&(a20==1))&&(a16==6)))||((a16==4)&&((a17==1)&&!(a20==1))))&&(input==4))&&(a12==8))))&&(a8==15))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L188] COND FALSE !(((((((a16==6)&&((!(a20==1)&&(!(a17==1)&&!(a7==1)))&&(a8==15)))&&(a21==1))||(((a16==4)&&((((a7==1)&&(a17==1))&&(a20==1))&&(a8==13)))&&!(a21==1)))&&(input==4))&&(a12==8))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L196] COND FALSE !((!(a17==1)&&(((a12==8)&&(!(a20==1)&&(((a8==15)&&((a21==1)&&(input==4)))&&!(a7==1))))&&(a16==5)))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L199] COND FALSE !((((!(a7==1)&&(((input==2)&&((((a16==5)&&((a20==1)&&!(a17==1)))||((a16==6)&&((a20==1)&&!(a17==1))))||((a16==4)&&(!(a20==1)&&(a17==1)))))&&(a8==15)))&&(a12==8))&&(a21==1))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L204] COND FALSE !((!(a20==1)&&(((((((input==6)&&(a16==5))&&(a21==1))&&!(a17==1))&&(a12==8))&&!(a7==1))&&(a8==15)))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L207] COND FALSE !(((a12==8)&&(((((((a21==1)&&(input==5))&&(a8==15))&&(a17==1))&&!(a7==1))&&!(a20==1))&&(a16==6)))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L213] COND FALSE !(((((a8==15)&&(!(a7==1)&&((((!(a20==1)&&(a17==1))&&(a16==4))||(((!(a17==1)&&(a20==1))&&(a16==5))||((a16==6)&&((a20==1)&&!(a17==1)))))&&(input==6))))&&(a12==8))&&(a21==1))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L218] COND FALSE !(((a8==15)&&((a16==4)&&(!(a20==1)&&((((a21==1)&&(!(a17==1)&&(input==5)))&&!(a7==1))&&(a12==8)))))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L224] COND FALSE !(((a17==1)&&((a12==8)&&((a8==15)&&(((!(a7==1)&&(((a16==5)||(a16==6))&&(input==2)))&&(a21==1))&&(a20==1)))))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L228] COND FALSE !((!(a7==1)&&(((a8==15)&&((!(a17==1)&&((a12==8)&&((input==3)&&(a21==1))))&&(a16==4)))&&(a20==1)))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L233] COND FALSE !(((a16==5)&&((!(a21==1)&&(((a8==13)&&(((input==2)&&(a20==1))&&(a12==8)))&&(a7==1)))&&(a17==1)))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L241] COND FALSE !(((a20==1)&&(((a12==8)&&((a7==1)&&((a8==13)&&(((!(a17==1)&&(a16==5))||(((a17==1)&&(a16==6))||(!(a17==1)&&(a16==4))))&&(input==3)))))&&!(a21==1)))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L248] COND FALSE !(((a12==8)&&((a7==1)&&(!(a21==1)&&((a8==13)&&((input==6)&&(((a16==6)&&((a20==1)&&!(a17==1)))||((a16==4)&&((a17==1)&&!(a20==1)))))))))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L255] COND FALSE !(((!(a7==1)&&(!(a17==1)&&((((a16==4)&&((a8==15)&&(input==1)))&&(a12==8))&&(a21==1))))&&(a20==1))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L260] COND FALSE !(((a17==1)&&(((a21==1)&&(!(a20==1)&&((a12==8)&&((a8==15)&&(!(a7==1)&&(input==1))))))&&(a16==6)))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L266] COND FALSE !(((a20==1)&&((a12==8)&&((((a17==1)&&((((a16==5)||(a16==6))&&(input==4))&&(a8==15)))&&(a21==1))&&!(a7==1))))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L271] COND FALSE !(((((a8==13)&&((((!(a21==1)&&(input==6))&&(a20==1))&&(a12==8))&&(a17==1)))&&(a7==1))&&(a16==5))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L275] COND FALSE !(((a16==5)&&(((((a12==8)&&(!(a7==1)&&((input==2)&&!(a20==1))))&&(a21==1))&&(a17==1))&&(a8==15)))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L278] COND TRUE (((a12==8)&&(((!(a17==1)&&((a21==1)&&((input==4)&&!(a7==1))))&&(a8==15))&&(a20==1)))&&(a16==4)) [L279] a20 = 0 [L280] a17 = 1 [L281] a16 = 6 [L282] return 21; VAL [\result=21, a12=8, a16=6, a17=1, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L601] RET, EXPR calculate_output(input) [L601] output = calculate_output(input) [L593] COND TRUE 1 [L596] int input; [L597] input = __VERIFIER_nondet_int() [L598] COND FALSE !((input != 1) && (input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L601] CALL, EXPR calculate_output(input) [L41] COND FALSE !((((a8==15)&&(((((a21==1)&&(((a16==5)||(a16==6))&&(input==1)))&&(a20==1))&&(a17==1))&&!(a7==1)))&&(a12==8))) VAL [a12=8, a16=6, a17=1, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L45] COND FALSE !((((((((input==5)&&((((a16==6)&&(a17==1))||(!(a17==1)&&(a16==4)))||(!(a17==1)&&(a16==5))))&&(a20==1))&&(a12==8))&&(a7==1))&&!(a21==1))&&(a8==13))) VAL [a12=8, a16=6, a17=1, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L53] COND FALSE !(((!(a7==1)&&((((a16==6)&&((a21==1)&&((a17==1)&&(input==3))))&&!(a20==1))&&(a8==15)))&&(a12==8))) VAL [a12=8, a16=6, a17=1, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L59] COND FALSE !(((a17==1)&&((!(a7==1)&&(((a21==1)&&((((a16==5)||(a16==6))&&(input==6))&&(a20==1)))&&(a8==15)))&&(a12==8)))) VAL [a12=8, a16=6, a17=1, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L64] COND FALSE !((((input==3)&&((((a16==6)&&((!(a20==1)&&(!(a7==1)&&!(a17==1)))&&(a8==15)))&&(a21==1))||((((a8==13)&&((a20==1)&&((a17==1)&&(a7==1))))&&(a16==4))&&!(a21==1))))&&(a12==8))) VAL [a12=8, a16=6, a17=1, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L72] COND TRUE (((a17==1)&&(((a21==1)&&((!(a7==1)&&((input==4)&&(a8==15)))&&!(a20==1)))&&(a12==8)))&&(a16==6)) [L73] a17 = 0 [L74] return 26; VAL [\result=26, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L601] RET, EXPR calculate_output(input) [L601] output = calculate_output(input) [L593] COND TRUE 1 [L596] int input; [L597] input = __VERIFIER_nondet_int() [L598] COND FALSE !((input != 1) && (input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L601] CALL, EXPR calculate_output(input) [L41] COND FALSE !((((a8==15)&&(((((a21==1)&&(((a16==5)||(a16==6))&&(input==1)))&&(a20==1))&&(a17==1))&&!(a7==1)))&&(a12==8))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L45] COND FALSE !((((((((input==5)&&((((a16==6)&&(a17==1))||(!(a17==1)&&(a16==4)))||(!(a17==1)&&(a16==5))))&&(a20==1))&&(a12==8))&&(a7==1))&&!(a21==1))&&(a8==13))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L53] COND FALSE !(((!(a7==1)&&((((a16==6)&&((a21==1)&&((a17==1)&&(input==3))))&&!(a20==1))&&(a8==15)))&&(a12==8))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L59] COND FALSE !(((a17==1)&&((!(a7==1)&&(((a21==1)&&((((a16==5)||(a16==6))&&(input==6))&&(a20==1)))&&(a8==15)))&&(a12==8)))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L64] COND FALSE !((((input==3)&&((((a16==6)&&((!(a20==1)&&(!(a7==1)&&!(a17==1)))&&(a8==15)))&&(a21==1))||((((a8==13)&&((a20==1)&&((a17==1)&&(a7==1))))&&(a16==4))&&!(a21==1))))&&(a12==8))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L72] COND FALSE !((((a17==1)&&(((a21==1)&&((!(a7==1)&&((input==4)&&(a8==15)))&&!(a20==1)))&&(a12==8)))&&(a16==6))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L75] COND FALSE !((((a12==8)&&(((a21==1)&&((((input==5)&&!(a7==1))&&(a8==15))&&(a16==5)))&&!(a20==1)))&&!(a17==1))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L82] COND FALSE !(((a12==8)&&((input==1)&&(((a21==1)&&(((a8==15)&&((!(a17==1)&&!(a7==1))&&!(a20==1)))&&(a16==6)))||(!(a21==1)&&((a16==4)&&((a8==13)&&(((a17==1)&&(a7==1))&&(a20==1))))))))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L90] COND FALSE !(((((!(a17==1)&&(!(a7==1)&&((a21==1)&&((a8==15)&&(input==4)))))&&!(a20==1))&&(a12==8))&&(a16==4))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L94] COND FALSE !(((((((a16==6)&&((!(a20==1)&&(!(a17==1)&&!(a7==1)))&&(a8==15)))&&(a21==1))||(((a16==4)&&(((a20==1)&&((a17==1)&&(a7==1)))&&(a8==13)))&&!(a21==1)))&&(input==2))&&(a12==8))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L102] COND FALSE !(((a8==13)&&(!(a21==1)&&((((input==3)&&((((a20==1)&&!(a17==1))&&(a16==6))||((!(a20==1)&&(a17==1))&&(a16==4))))&&(a12==8))&&(a7==1))))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L107] COND FALSE !(((((a21==1)&&((a12==8)&&((input==1)&&(((!(a20==1)&&(a17==1))&&(a16==4))||(((a16==5)&&(!(a17==1)&&(a20==1)))||((a16==6)&&(!(a17==1)&&(a20==1))))))))&&!(a7==1))&&(a8==15))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L112] COND FALSE !((((a16==5)&&(((a7==1)&&((!(a21==1)&&((a12==8)&&(input==3)))&&(a8==13)))&&(a17==1)))&&(a20==1))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L118] COND FALSE !(((a17==1)&&(((a8==15)&&(((a12==8)&&((!(a7==1)&&(input==5))&&(a21==1)))&&!(a20==1)))&&(a16==5)))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L124] COND FALSE !((!(a7==1)&&(((((a21==1)&&(((a8==15)&&(input==5))&&!(a17==1)))&&(a12==8))&&(a20==1))&&(a16==4)))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L129] COND FALSE !(((!(a21==1)&&(((a12==8)&&((((a16==6)&&((a20==1)&&!(a17==1)))||((!(a20==1)&&(a17==1))&&(a16==4)))&&(input==1)))&&(a8==13)))&&(a7==1))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L134] COND FALSE !(((a17==1)&&(!(a7==1)&&(((a21==1)&&(((a12==8)&&((input==5)&&((a16==5)||(a16==6))))&&(a20==1)))&&(a8==15))))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L139] COND FALSE !((((a12==8)&&(!(a21==1)&&((a7==1)&&((a8==13)&&((input==6)&&((((a16==6)&&(a17==1))||((a16==4)&&!(a17==1)))||((a16==5)&&!(a17==1))))))))&&(a20==1))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L146] COND FALSE !((((a16==5)&&((((a8==15)&&((!(a7==1)&&(input==2))&&(a21==1)))&&(a12==8))&&!(a20==1)))&&!(a17==1))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L150] COND FALSE !((!(a20==1)&&((a21==1)&&((a16==4)&&((a8==15)&&(((a12==8)&&((input==2)&&!(a7==1)))&&!(a17==1))))))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L154] COND FALSE !((((a21==1)&&(!(a7==1)&&((!(a20==1)&&(!(a17==1)&&((a12==8)&&(input==6))))&&(a16==4))))&&(a8==15))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L158] COND FALSE !(((a17==1)&&((((((a12==8)&&((input==4)&&(a8==13)))&&(a20==1))&&!(a21==1))&&(a16==5))&&(a7==1)))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L162] COND FALSE !(((((a8==13)&&((a12==8)&&((((((a16==6)&&(a17==1))||(!(a17==1)&&(a16==4)))||(!(a17==1)&&(a16==5)))&&(input==1))&&!(a21==1))))&&(a20==1))&&(a7==1))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L170] COND FALSE !(((a8==13)&&(!(a21==1)&&((((((!(a17==1)&&(a20==1))&&(a16==6))||((a16==4)&&((a17==1)&&!(a20==1))))&&(input==5))&&(a7==1))&&(a12==8))))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L175] COND FALSE !(((!(a21==1)&&((((((a16==6)&&((a20==1)&&!(a17==1)))||(((a17==1)&&!(a20==1))&&(a16==4)))&&(input==4))&&(a7==1))&&(a12==8)))&&(a8==13))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L183] COND FALSE !((((a21==1)&&(!(a7==1)&&((((((a16==5)&&((a20==1)&&!(a17==1)))||((!(a17==1)&&(a20==1))&&(a16==6)))||((a16==4)&&((a17==1)&&!(a20==1))))&&(input==4))&&(a12==8))))&&(a8==15))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L188] COND FALSE !(((((((a16==6)&&((!(a20==1)&&(!(a17==1)&&!(a7==1)))&&(a8==15)))&&(a21==1))||(((a16==4)&&((((a7==1)&&(a17==1))&&(a20==1))&&(a8==13)))&&!(a21==1)))&&(input==4))&&(a12==8))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L196] COND FALSE !((!(a17==1)&&(((a12==8)&&(!(a20==1)&&(((a8==15)&&((a21==1)&&(input==4)))&&!(a7==1))))&&(a16==5)))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L199] COND FALSE !((((!(a7==1)&&(((input==2)&&((((a16==5)&&((a20==1)&&!(a17==1)))||((a16==6)&&((a20==1)&&!(a17==1))))||((a16==4)&&(!(a20==1)&&(a17==1)))))&&(a8==15)))&&(a12==8))&&(a21==1))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L204] COND FALSE !((!(a20==1)&&(((((((input==6)&&(a16==5))&&(a21==1))&&!(a17==1))&&(a12==8))&&!(a7==1))&&(a8==15)))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L207] COND FALSE !(((a12==8)&&(((((((a21==1)&&(input==5))&&(a8==15))&&(a17==1))&&!(a7==1))&&!(a20==1))&&(a16==6)))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L213] COND FALSE !(((((a8==15)&&(!(a7==1)&&((((!(a20==1)&&(a17==1))&&(a16==4))||(((!(a17==1)&&(a20==1))&&(a16==5))||((a16==6)&&((a20==1)&&!(a17==1)))))&&(input==6))))&&(a12==8))&&(a21==1))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L218] COND FALSE !(((a8==15)&&((a16==4)&&(!(a20==1)&&((((a21==1)&&(!(a17==1)&&(input==5)))&&!(a7==1))&&(a12==8)))))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L224] COND FALSE !(((a17==1)&&((a12==8)&&((a8==15)&&(((!(a7==1)&&(((a16==5)||(a16==6))&&(input==2)))&&(a21==1))&&(a20==1)))))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L228] COND FALSE !((!(a7==1)&&(((a8==15)&&((!(a17==1)&&((a12==8)&&((input==3)&&(a21==1))))&&(a16==4)))&&(a20==1)))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L233] COND FALSE !(((a16==5)&&((!(a21==1)&&(((a8==13)&&(((input==2)&&(a20==1))&&(a12==8)))&&(a7==1)))&&(a17==1)))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L241] COND FALSE !(((a20==1)&&(((a12==8)&&((a7==1)&&((a8==13)&&(((!(a17==1)&&(a16==5))||(((a17==1)&&(a16==6))||(!(a17==1)&&(a16==4))))&&(input==3)))))&&!(a21==1)))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L248] COND FALSE !(((a12==8)&&((a7==1)&&(!(a21==1)&&((a8==13)&&((input==6)&&(((a16==6)&&((a20==1)&&!(a17==1)))||((a16==4)&&((a17==1)&&!(a20==1)))))))))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L255] COND FALSE !(((!(a7==1)&&(!(a17==1)&&((((a16==4)&&((a8==15)&&(input==1)))&&(a12==8))&&(a21==1))))&&(a20==1))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L260] COND FALSE !(((a17==1)&&(((a21==1)&&(!(a20==1)&&((a12==8)&&((a8==15)&&(!(a7==1)&&(input==1))))))&&(a16==6)))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L266] COND FALSE !(((a20==1)&&((a12==8)&&((((a17==1)&&((((a16==5)||(a16==6))&&(input==4))&&(a8==15)))&&(a21==1))&&!(a7==1))))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L271] COND FALSE !(((((a8==13)&&((((!(a21==1)&&(input==6))&&(a20==1))&&(a12==8))&&(a17==1)))&&(a7==1))&&(a16==5))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L275] COND FALSE !(((a16==5)&&(((((a12==8)&&(!(a7==1)&&((input==2)&&!(a20==1))))&&(a21==1))&&(a17==1))&&(a8==15)))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L278] COND FALSE !((((a12==8)&&(((!(a17==1)&&((a21==1)&&((input==4)&&!(a7==1))))&&(a8==15))&&(a20==1)))&&(a16==4))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L283] COND FALSE !(((a7==1)&&((a8==13)&&((a12==8)&&(!(a21==1)&&((input==2)&&((((a20==1)&&!(a17==1))&&(a16==6))||(((a17==1)&&!(a20==1))&&(a16==4))))))))) VAL [a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, a=1, b=2, c=3, d=4, e=5, f=6, input=6, u=21, v=22, w=23, x=24, y=25, z=26] [L288] COND TRUE (((((((!(a20==1)&&(!(a17==1)&&!(a7==1)))&&(a8==15))&&(a16==6))&&(a21==1))||((((a8==13)&&(((a17==1)&&(a7==1))&&(a20==1)))&&(a16==4))&&!(a21==1)))&&(input==6))&&(a12==8)) [L289] a20 = 1 [L290] a8 = 13 [L291] a16 = 4 [L292] a7 = 0 [L293] a21 = 1 [L294] a17 = 0 [L295] return -1; VAL [\result=-1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L601] RET, EXPR calculate_output(input) [L601] output = calculate_output(input) [L593] COND TRUE 1 [L596] int input; [L597] input = __VERIFIER_nondet_int() [L598] COND FALSE !((input != 1) && (input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L601] CALL calculate_output(input) [L41] COND FALSE !((((a8==15)&&(((((a21==1)&&(((a16==5)||(a16==6))&&(input==1)))&&(a20==1))&&(a17==1))&&!(a7==1)))&&(a12==8))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L45] COND FALSE !((((((((input==5)&&((((a16==6)&&(a17==1))||(!(a17==1)&&(a16==4)))||(!(a17==1)&&(a16==5))))&&(a20==1))&&(a12==8))&&(a7==1))&&!(a21==1))&&(a8==13))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L53] COND FALSE !(((!(a7==1)&&((((a16==6)&&((a21==1)&&((a17==1)&&(input==3))))&&!(a20==1))&&(a8==15)))&&(a12==8))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L59] COND FALSE !(((a17==1)&&((!(a7==1)&&(((a21==1)&&((((a16==5)||(a16==6))&&(input==6))&&(a20==1)))&&(a8==15)))&&(a12==8)))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L64] COND FALSE !((((input==3)&&((((a16==6)&&((!(a20==1)&&(!(a7==1)&&!(a17==1)))&&(a8==15)))&&(a21==1))||((((a8==13)&&((a20==1)&&((a17==1)&&(a7==1))))&&(a16==4))&&!(a21==1))))&&(a12==8))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L72] COND FALSE !((((a17==1)&&(((a21==1)&&((!(a7==1)&&((input==4)&&(a8==15)))&&!(a20==1)))&&(a12==8)))&&(a16==6))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L75] COND FALSE !((((a12==8)&&(((a21==1)&&((((input==5)&&!(a7==1))&&(a8==15))&&(a16==5)))&&!(a20==1)))&&!(a17==1))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L82] COND FALSE !(((a12==8)&&((input==1)&&(((a21==1)&&(((a8==15)&&((!(a17==1)&&!(a7==1))&&!(a20==1)))&&(a16==6)))||(!(a21==1)&&((a16==4)&&((a8==13)&&(((a17==1)&&(a7==1))&&(a20==1))))))))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L90] COND FALSE !(((((!(a17==1)&&(!(a7==1)&&((a21==1)&&((a8==15)&&(input==4)))))&&!(a20==1))&&(a12==8))&&(a16==4))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L94] COND FALSE !(((((((a16==6)&&((!(a20==1)&&(!(a17==1)&&!(a7==1)))&&(a8==15)))&&(a21==1))||(((a16==4)&&(((a20==1)&&((a17==1)&&(a7==1)))&&(a8==13)))&&!(a21==1)))&&(input==2))&&(a12==8))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L102] COND FALSE !(((a8==13)&&(!(a21==1)&&((((input==3)&&((((a20==1)&&!(a17==1))&&(a16==6))||((!(a20==1)&&(a17==1))&&(a16==4))))&&(a12==8))&&(a7==1))))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L107] COND FALSE !(((((a21==1)&&((a12==8)&&((input==1)&&(((!(a20==1)&&(a17==1))&&(a16==4))||(((a16==5)&&(!(a17==1)&&(a20==1)))||((a16==6)&&(!(a17==1)&&(a20==1))))))))&&!(a7==1))&&(a8==15))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L112] COND FALSE !((((a16==5)&&(((a7==1)&&((!(a21==1)&&((a12==8)&&(input==3)))&&(a8==13)))&&(a17==1)))&&(a20==1))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L118] COND FALSE !(((a17==1)&&(((a8==15)&&(((a12==8)&&((!(a7==1)&&(input==5))&&(a21==1)))&&!(a20==1)))&&(a16==5)))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L124] COND FALSE !((!(a7==1)&&(((((a21==1)&&(((a8==15)&&(input==5))&&!(a17==1)))&&(a12==8))&&(a20==1))&&(a16==4)))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L129] COND FALSE !(((!(a21==1)&&(((a12==8)&&((((a16==6)&&((a20==1)&&!(a17==1)))||((!(a20==1)&&(a17==1))&&(a16==4)))&&(input==1)))&&(a8==13)))&&(a7==1))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L134] COND FALSE !(((a17==1)&&(!(a7==1)&&(((a21==1)&&(((a12==8)&&((input==5)&&((a16==5)||(a16==6))))&&(a20==1)))&&(a8==15))))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L139] COND FALSE !((((a12==8)&&(!(a21==1)&&((a7==1)&&((a8==13)&&((input==6)&&((((a16==6)&&(a17==1))||((a16==4)&&!(a17==1)))||((a16==5)&&!(a17==1))))))))&&(a20==1))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L146] COND FALSE !((((a16==5)&&((((a8==15)&&((!(a7==1)&&(input==2))&&(a21==1)))&&(a12==8))&&!(a20==1)))&&!(a17==1))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L150] COND FALSE !((!(a20==1)&&((a21==1)&&((a16==4)&&((a8==15)&&(((a12==8)&&((input==2)&&!(a7==1)))&&!(a17==1))))))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L154] COND FALSE !((((a21==1)&&(!(a7==1)&&((!(a20==1)&&(!(a17==1)&&((a12==8)&&(input==6))))&&(a16==4))))&&(a8==15))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L158] COND FALSE !(((a17==1)&&((((((a12==8)&&((input==4)&&(a8==13)))&&(a20==1))&&!(a21==1))&&(a16==5))&&(a7==1)))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L162] COND FALSE !(((((a8==13)&&((a12==8)&&((((((a16==6)&&(a17==1))||(!(a17==1)&&(a16==4)))||(!(a17==1)&&(a16==5)))&&(input==1))&&!(a21==1))))&&(a20==1))&&(a7==1))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L170] COND FALSE !(((a8==13)&&(!(a21==1)&&((((((!(a17==1)&&(a20==1))&&(a16==6))||((a16==4)&&((a17==1)&&!(a20==1))))&&(input==5))&&(a7==1))&&(a12==8))))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L175] COND FALSE !(((!(a21==1)&&((((((a16==6)&&((a20==1)&&!(a17==1)))||(((a17==1)&&!(a20==1))&&(a16==4)))&&(input==4))&&(a7==1))&&(a12==8)))&&(a8==13))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L183] COND FALSE !((((a21==1)&&(!(a7==1)&&((((((a16==5)&&((a20==1)&&!(a17==1)))||((!(a17==1)&&(a20==1))&&(a16==6)))||((a16==4)&&((a17==1)&&!(a20==1))))&&(input==4))&&(a12==8))))&&(a8==15))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L188] COND FALSE !(((((((a16==6)&&((!(a20==1)&&(!(a17==1)&&!(a7==1)))&&(a8==15)))&&(a21==1))||(((a16==4)&&((((a7==1)&&(a17==1))&&(a20==1))&&(a8==13)))&&!(a21==1)))&&(input==4))&&(a12==8))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L196] COND FALSE !((!(a17==1)&&(((a12==8)&&(!(a20==1)&&(((a8==15)&&((a21==1)&&(input==4)))&&!(a7==1))))&&(a16==5)))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L199] COND FALSE !((((!(a7==1)&&(((input==2)&&((((a16==5)&&((a20==1)&&!(a17==1)))||((a16==6)&&((a20==1)&&!(a17==1))))||((a16==4)&&(!(a20==1)&&(a17==1)))))&&(a8==15)))&&(a12==8))&&(a21==1))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L204] COND FALSE !((!(a20==1)&&(((((((input==6)&&(a16==5))&&(a21==1))&&!(a17==1))&&(a12==8))&&!(a7==1))&&(a8==15)))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L207] COND FALSE !(((a12==8)&&(((((((a21==1)&&(input==5))&&(a8==15))&&(a17==1))&&!(a7==1))&&!(a20==1))&&(a16==6)))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L213] COND FALSE !(((((a8==15)&&(!(a7==1)&&((((!(a20==1)&&(a17==1))&&(a16==4))||(((!(a17==1)&&(a20==1))&&(a16==5))||((a16==6)&&((a20==1)&&!(a17==1)))))&&(input==6))))&&(a12==8))&&(a21==1))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L218] COND FALSE !(((a8==15)&&((a16==4)&&(!(a20==1)&&((((a21==1)&&(!(a17==1)&&(input==5)))&&!(a7==1))&&(a12==8)))))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L224] COND FALSE !(((a17==1)&&((a12==8)&&((a8==15)&&(((!(a7==1)&&(((a16==5)||(a16==6))&&(input==2)))&&(a21==1))&&(a20==1)))))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L228] COND FALSE !((!(a7==1)&&(((a8==15)&&((!(a17==1)&&((a12==8)&&((input==3)&&(a21==1))))&&(a16==4)))&&(a20==1)))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L233] COND FALSE !(((a16==5)&&((!(a21==1)&&(((a8==13)&&(((input==2)&&(a20==1))&&(a12==8)))&&(a7==1)))&&(a17==1)))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L241] COND FALSE !(((a20==1)&&(((a12==8)&&((a7==1)&&((a8==13)&&(((!(a17==1)&&(a16==5))||(((a17==1)&&(a16==6))||(!(a17==1)&&(a16==4))))&&(input==3)))))&&!(a21==1)))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L248] COND FALSE !(((a12==8)&&((a7==1)&&(!(a21==1)&&((a8==13)&&((input==6)&&(((a16==6)&&((a20==1)&&!(a17==1)))||((a16==4)&&((a17==1)&&!(a20==1)))))))))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L255] COND FALSE !(((!(a7==1)&&(!(a17==1)&&((((a16==4)&&((a8==15)&&(input==1)))&&(a12==8))&&(a21==1))))&&(a20==1))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L260] COND FALSE !(((a17==1)&&(((a21==1)&&(!(a20==1)&&((a12==8)&&((a8==15)&&(!(a7==1)&&(input==1))))))&&(a16==6)))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L266] COND FALSE !(((a20==1)&&((a12==8)&&((((a17==1)&&((((a16==5)||(a16==6))&&(input==4))&&(a8==15)))&&(a21==1))&&!(a7==1))))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L271] COND FALSE !(((((a8==13)&&((((!(a21==1)&&(input==6))&&(a20==1))&&(a12==8))&&(a17==1)))&&(a7==1))&&(a16==5))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L275] COND FALSE !(((a16==5)&&(((((a12==8)&&(!(a7==1)&&((input==2)&&!(a20==1))))&&(a21==1))&&(a17==1))&&(a8==15)))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L278] COND FALSE !((((a12==8)&&(((!(a17==1)&&((a21==1)&&((input==4)&&!(a7==1))))&&(a8==15))&&(a20==1)))&&(a16==4))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L283] COND FALSE !(((a7==1)&&((a8==13)&&((a12==8)&&(!(a21==1)&&((input==2)&&((((a20==1)&&!(a17==1))&&(a16==6))||(((a17==1)&&!(a20==1))&&(a16==4))))))))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L288] COND FALSE !((((((((!(a20==1)&&(!(a17==1)&&!(a7==1)))&&(a8==15))&&(a16==6))&&(a21==1))||((((a8==13)&&(((a17==1)&&(a7==1))&&(a20==1)))&&(a16==4))&&!(a21==1)))&&(input==6))&&(a12==8))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L296] COND FALSE !(((!(a7==1)&&(!(a17==1)&&(((((input==3)&&(a21==1))&&(a16==4))&&(a8==15))&&(a12==8))))&&!(a20==1))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L302] COND FALSE !((((((a12==8)&&(((((a17==1)&&!(a20==1))&&(a16==4))||((((a20==1)&&!(a17==1))&&(a16==5))||((!(a17==1)&&(a20==1))&&(a16==6))))&&(input==3)))&&(a8==15))&&(a21==1))&&!(a7==1))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L309] COND FALSE !((((!(a7==1)&&(((input==5)&&((((a16==5)&&(!(a17==1)&&(a20==1)))||((a16==6)&&((a20==1)&&!(a17==1))))||((a16==4)&&(!(a20==1)&&(a17==1)))))&&(a12==8)))&&(a21==1))&&(a8==15))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L316] COND FALSE !(((!(a7==1)&&(((a21==1)&&(((a17==1)&&((a12==8)&&(input==2)))&&!(a20==1)))&&(a16==6)))&&(a8==15))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L322] COND FALSE !(((!(a17==1)&&((a21==1)&&((!(a20==1)&&((a12==8)&&((input==3)&&!(a7==1))))&&(a8==15))))&&(a16==5))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L326] COND FALSE !((((a16==5)&&(!(a20==1)&&(((((input==6)&&(a21==1))&&(a17==1))&&!(a7==1))&&(a12==8))))&&(a8==15))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L328] COND FALSE !((!(a7==1)&&((a17==1)&&(((a16==6)&&(!(a20==1)&&(((input==6)&&(a12==8))&&(a21==1))))&&(a8==15))))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L334] COND FALSE !(((((a21==1)&&((a8==15)&&((a12==8)&&(!(a7==1)&&(!(a17==1)&&(input==2))))))&&(a16==4))&&(a20==1))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L339] COND FALSE !(((a8==15)&&(((a16==4)&&((a12==8)&&((!(a20==1)&&(!(a7==1)&&(input==1)))&&!(a17==1))))&&(a21==1)))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L343] COND FALSE !(((a21==1)&&(((a12==8)&&((((a17==1)&&((input==3)&&((a16==5)||(a16==6))))&&!(a7==1))&&(a20==1)))&&(a8==15)))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L347] COND FALSE !((!(a21==1)&&((a20==1)&&(((a12==8)&&((a8==13)&&((((a16==5)&&!(a17==1))||(((a17==1)&&(a16==6))||(!(a17==1)&&(a16==4))))&&(input==2))))&&(a7==1))))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L355] COND FALSE !(((a7==1)&&((a12==8)&&((((a20==1)&&(((!(a17==1)&&(a16==5))||(((a17==1)&&(a16==6))||((a16==4)&&!(a17==1))))&&(input==4)))&&(a8==13))&&!(a21==1))))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L363] COND FALSE !(((a21==1)&&((((!(a7==1)&&((a8==15)&&(!(a20==1)&&(input==4))))&&(a17==1))&&(a16==5))&&(a12==8)))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L365] COND FALSE !((((!(a7==1)&&((!(a20==1)&&((a21==1)&&((input==3)&&(a17==1))))&&(a8==15)))&&(a12==8))&&(a16==5))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L371] COND FALSE !(((((!(a17==1)&&(!(a20==1)&&((a8==15)&&((input==1)&&(a16==5)))))&&(a12==8))&&(a21==1))&&!(a7==1))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L373] COND FALSE !(((((a21==1)&&((a8==15)&&(((a16==5)&&((a12==8)&&(input==1)))&&(a17==1))))&&!(a7==1))&&!(a20==1))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L375] COND FALSE !(((!(a21==1)&&((a20==1)&&((((a8==13)&&((a7==1)&&(input==5)))&&(a17==1))&&(a12==8))))&&(a16==5))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L382] COND FALSE !((((!(a7==1)&&((a21==1)&&((((input==6)&&(a20==1))&&(a8==15))&&!(a17==1))))&&(a12==8))&&(a16==4))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L387] COND FALSE !(((((a20==1)&&(((!(a21==1)&&((a7==1)&&(input==1)))&&(a8==13))&&(a17==1)))&&(a12==8))&&(a16==5))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L392] COND FALSE !(((a12==8)&&((input==5)&&((((((!(a17==1)&&!(a7==1))&&!(a20==1))&&(a8==15))&&(a16==6))&&(a21==1))||(!(a21==1)&&((a16==4)&&(((a20==1)&&((a7==1)&&(a17==1)))&&(a8==13)))))))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L401] COND FALSE !(((((((!(a17==1)&&(a7==1))&&!(a20==1))&&(a8==14))&&(a12==8))&&(a16==4))&&(a21==1))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L404] COND FALSE !((((((((a17==1)&&!(a7==1))&&(a20==1))&&(a8==14))&&(a12==8))&&(a16==4))&&(a21==1))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L407] COND FALSE !(((((((!(a17==1)&&(a7==1))&&!(a20==1))&&(a8==15))&&(a12==8))&&(a16==4))&&(a21==1))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L410] COND FALSE !((((((((a17==1)&&!(a7==1))&&(a20==1))&&(a8==13))&&(a12==8))&&(a16==6))&&(a21==1))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L413] COND FALSE !(((((((!(a17==1)&&!(a7==1))&&!(a20==1))&&(a8==14))&&(a12==8))&&(a16==4))&&(a21==1))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L416] COND FALSE !(((((((!(a17==1)&&(a7==1))&&!(a20==1))&&(a8==15))&&(a12==8))&&(a16==5))&&(a21==1))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L419] COND FALSE !(((((((!(a17==1)&&!(a7==1))&&!(a20==1))&&(a8==14))&&(a12==8))&&(a16==5))&&(a21==1))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L422] COND FALSE !(((((((!(a17==1)&&!(a7==1))&&(a20==1))&&(a8==14))&&(a12==8))&&(a16==4))&&(a21==1))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L425] COND FALSE !((((((((a17==1)&&!(a7==1))&&(a20==1))&&(a8==13))&&(a12==8))&&(a16==4))&&(a21==1))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L428] COND FALSE !(((((((!(a17==1)&&(a7==1))&&(a20==1))&&(a8==14))&&(a12==8))&&(a16==5))&&(a21==1))) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L431] COND TRUE ((((((!(a17==1)&&!(a7==1))&&(a20==1))&&(a8==13))&&(a12==8))&&(a16==4))&&(a21==1)) VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L432] reach_error() VAL [a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=13, a=1, b=2, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 136 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 10.4s, OverallIterations: 14, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1435 SdHoareTripleChecker+Valid, 4.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1435 mSDsluCounter, 1060 SdHoareTripleChecker+Invalid, 3.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 60 mSDsCounter, 566 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3916 IncrementalHoareTripleChecker+Invalid, 4482 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 566 mSolverCounterUnsat, 1000 mSDtfsCounter, 3916 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 525 GetRequests, 504 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1968occurred in iteration=13, InterpolantAutomatonStates: 39, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 13 MinimizatonAttempts, 1965 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 2364 NumberOfCodeBlocks, 2364 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 2103 ConstructedInterpolants, 0 QuantifiedInterpolants, 6465 SizeOfPredicates, 0 NumberOfNonLiveVariables, 948 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 16 InterpolantComputations, 13 PerfectInterpolantSequences, 1201/1265 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 proved your program to be incorrect! [2024-10-23 20:18:35,887 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE