./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cache_coherence_two.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cache_coherence_two.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-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 64bit --witnessprinter.graph.data.programhash 56b29f9d5660210a85c24688e6471450833c85f52fe4e28968dbf3dd7aaa100e --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 16:45:24,064 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 16:45:24,115 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-18 16:45:24,119 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 16:45:24,119 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 16:45:24,141 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 16:45:24,142 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 16:45:24,142 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 16:45:24,143 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 16:45:24,143 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 16:45:24,143 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 16:45:24,144 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 16:45:24,144 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 16:45:24,144 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 16:45:24,145 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 16:45:24,145 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 16:45:24,145 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 16:45:24,145 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-18 16:45:24,146 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 16:45:24,146 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 16:45:24,146 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 16:45:24,147 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 16:45:24,147 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 16:45:24,147 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 16:45:24,148 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 16:45:24,148 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 16:45:24,148 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 16:45:24,148 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 16:45:24,149 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 16:45:24,149 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 16:45:24,149 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 16:45:24,149 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 16:45:24,150 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 16:45:24,150 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-18 16:45:24,150 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-18 16:45:24,150 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 16:45:24,151 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 16:45:24,151 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 16:45:24,151 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 16:45:24,151 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56b29f9d5660210a85c24688e6471450833c85f52fe4e28968dbf3dd7aaa100e [2024-11-18 16:45:24,367 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 16:45:24,390 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 16:45:24,392 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 16:45:24,393 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 16:45:24,394 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 16:45:24,394 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cache_coherence_two.c [2024-11-18 16:45:25,686 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 16:45:26,015 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 16:45:26,016 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cache_coherence_two.c [2024-11-18 16:45:26,030 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfa47f5e7/1c7da2a604f04e06b9c4cb5059b9d196/FLAGeb8db3108 [2024-11-18 16:45:26,255 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfa47f5e7/1c7da2a604f04e06b9c4cb5059b9d196 [2024-11-18 16:45:26,257 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 16:45:26,259 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 16:45:26,259 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 16:45:26,260 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 16:45:26,265 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 16:45:26,266 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:45:26" (1/1) ... [2024-11-18 16:45:26,268 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b1f794 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:26, skipping insertion in model container [2024-11-18 16:45:26,268 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:45:26" (1/1) ... [2024-11-18 16:45:26,363 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 16:45:26,720 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cache_coherence_two.c[1259,1272] [2024-11-18 16:45:27,085 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 16:45:27,094 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 16:45:27,102 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cache_coherence_two.c[1259,1272] [2024-11-18 16:45:27,233 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 16:45:27,245 INFO L204 MainTranslator]: Completed translation [2024-11-18 16:45:27,245 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:27 WrapperNode [2024-11-18 16:45:27,246 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 16:45:27,246 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 16:45:27,247 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 16:45:27,247 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 16:45:27,252 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:27" (1/1) ... [2024-11-18 16:45:27,319 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:27" (1/1) ... [2024-11-18 16:45:27,716 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3828 [2024-11-18 16:45:27,717 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 16:45:27,717 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 16:45:27,717 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 16:45:27,717 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 16:45:27,726 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:27" (1/1) ... [2024-11-18 16:45:27,727 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:27" (1/1) ... [2024-11-18 16:45:27,885 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:27" (1/1) ... [2024-11-18 16:45:28,041 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-18 16:45:28,041 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:27" (1/1) ... [2024-11-18 16:45:28,042 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:27" (1/1) ... [2024-11-18 16:45:28,219 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:27" (1/1) ... [2024-11-18 16:45:28,262 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:27" (1/1) ... [2024-11-18 16:45:28,302 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:27" (1/1) ... [2024-11-18 16:45:28,326 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:27" (1/1) ... [2024-11-18 16:45:28,364 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 16:45:28,365 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 16:45:28,365 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 16:45:28,365 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 16:45:28,365 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:27" (1/1) ... [2024-11-18 16:45:28,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 16:45:28,380 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 16:45:28,402 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-18 16:45:28,407 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-18 16:45:28,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 16:45:28,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-18 16:45:28,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 16:45:28,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 16:45:28,823 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 16:45:28,825 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 16:45:31,460 INFO L? ?]: Removed 2503 outVars from TransFormulas that were not future-live. [2024-11-18 16:45:31,460 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 16:45:31,501 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 16:45:31,502 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 16:45:31,502 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:45:31 BoogieIcfgContainer [2024-11-18 16:45:31,502 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 16:45:31,504 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 16:45:31,506 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 16:45:31,508 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 16:45:31,509 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 04:45:26" (1/3) ... [2024-11-18 16:45:31,509 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57157a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:45:31, skipping insertion in model container [2024-11-18 16:45:31,509 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:27" (2/3) ... [2024-11-18 16:45:31,510 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57157a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:45:31, skipping insertion in model container [2024-11-18 16:45:31,510 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:45:31" (3/3) ... [2024-11-18 16:45:31,511 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.cache_coherence_two.c [2024-11-18 16:45:31,529 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 16:45:31,532 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 16:45:31,590 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 16:45:31,595 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;@1e1c4c20, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 16:45:31,595 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 16:45:31,601 INFO L276 IsEmpty]: Start isEmpty. Operand has 926 states, 924 states have (on average 1.498917748917749) internal successors, (1385), 925 states have internal predecessors, (1385), 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) [2024-11-18 16:45:31,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-18 16:45:31,612 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:45:31,612 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:45:31,613 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:45:31,616 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:45:31,617 INFO L85 PathProgramCache]: Analyzing trace with hash -3030286, now seen corresponding path program 1 times [2024-11-18 16:45:31,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:45:31,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354554760] [2024-11-18 16:45:31,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:45:31,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:45:32,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:45:33,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:45:33,350 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:45:33,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354554760] [2024-11-18 16:45:33,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [354554760] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:45:33,353 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:45:33,353 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 16:45:33,354 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770198022] [2024-11-18 16:45:33,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:45:33,358 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 16:45:33,359 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:45:33,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 16:45:33,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 16:45:33,384 INFO L87 Difference]: Start difference. First operand has 926 states, 924 states have (on average 1.498917748917749) internal successors, (1385), 925 states have internal predecessors, (1385), 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 5 states, 5 states have (on average 31.4) internal successors, (157), 5 states have internal predecessors, (157), 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) [2024-11-18 16:45:33,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:45:33,794 INFO L93 Difference]: Finished difference Result 1976 states and 2959 transitions. [2024-11-18 16:45:33,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 16:45:33,797 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 31.4) internal successors, (157), 5 states have internal predecessors, (157), 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 157 [2024-11-18 16:45:33,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:45:33,820 INFO L225 Difference]: With dead ends: 1976 [2024-11-18 16:45:33,821 INFO L226 Difference]: Without dead ends: 1168 [2024-11-18 16:45:33,829 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-18 16:45:33,832 INFO L432 NwaCegarLoop]: 1357 mSDtfsCounter, 2019 mSDsluCounter, 2714 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2019 SdHoareTripleChecker+Valid, 4071 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-18 16:45:33,834 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2019 Valid, 4071 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-18 16:45:33,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1168 states. [2024-11-18 16:45:33,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1168 to 986. [2024-11-18 16:45:33,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 986 states, 985 states have (on average 1.4964467005076143) internal successors, (1474), 985 states have internal predecessors, (1474), 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) [2024-11-18 16:45:33,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 986 states and 1474 transitions. [2024-11-18 16:45:33,928 INFO L78 Accepts]: Start accepts. Automaton has 986 states and 1474 transitions. Word has length 157 [2024-11-18 16:45:33,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:45:33,928 INFO L471 AbstractCegarLoop]: Abstraction has 986 states and 1474 transitions. [2024-11-18 16:45:33,929 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.4) internal successors, (157), 5 states have internal predecessors, (157), 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) [2024-11-18 16:45:33,929 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1474 transitions. [2024-11-18 16:45:33,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-18 16:45:33,931 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:45:33,931 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:45:33,932 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-18 16:45:33,932 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:45:33,932 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:45:33,933 INFO L85 PathProgramCache]: Analyzing trace with hash -221283441, now seen corresponding path program 1 times [2024-11-18 16:45:33,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:45:33,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034668636] [2024-11-18 16:45:33,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:45:33,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:45:34,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:45:34,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:45:34,859 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:45:34,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034668636] [2024-11-18 16:45:34,859 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2034668636] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:45:34,859 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:45:34,860 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 16:45:34,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431405498] [2024-11-18 16:45:34,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:45:34,861 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 16:45:34,863 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:45:34,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 16:45:34,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 16:45:34,864 INFO L87 Difference]: Start difference. First operand 986 states and 1474 transitions. Second operand has 4 states, 4 states have (on average 39.75) internal successors, (159), 4 states have internal predecessors, (159), 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) [2024-11-18 16:45:34,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:45:34,929 INFO L93 Difference]: Finished difference Result 990 states and 1478 transitions. [2024-11-18 16:45:34,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 16:45:34,930 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 39.75) internal successors, (159), 4 states have internal predecessors, (159), 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 159 [2024-11-18 16:45:34,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:45:34,933 INFO L225 Difference]: With dead ends: 990 [2024-11-18 16:45:34,933 INFO L226 Difference]: Without dead ends: 988 [2024-11-18 16:45:34,933 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 16:45:34,934 INFO L432 NwaCegarLoop]: 1379 mSDtfsCounter, 0 mSDsluCounter, 2752 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4131 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 16:45:34,935 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4131 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 16:45:34,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 988 states. [2024-11-18 16:45:34,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 988 to 988. [2024-11-18 16:45:34,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 988 states, 987 states have (on average 1.4954407294832828) internal successors, (1476), 987 states have internal predecessors, (1476), 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) [2024-11-18 16:45:34,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 988 states and 1476 transitions. [2024-11-18 16:45:34,948 INFO L78 Accepts]: Start accepts. Automaton has 988 states and 1476 transitions. Word has length 159 [2024-11-18 16:45:34,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:45:34,948 INFO L471 AbstractCegarLoop]: Abstraction has 988 states and 1476 transitions. [2024-11-18 16:45:34,949 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 39.75) internal successors, (159), 4 states have internal predecessors, (159), 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) [2024-11-18 16:45:34,949 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1476 transitions. [2024-11-18 16:45:34,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-18 16:45:34,950 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:45:34,951 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:45:34,951 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-18 16:45:34,951 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:45:34,957 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:45:34,957 INFO L85 PathProgramCache]: Analyzing trace with hash 1731844062, now seen corresponding path program 1 times [2024-11-18 16:45:34,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:45:34,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [714398707] [2024-11-18 16:45:34,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:45:34,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:45:35,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:45:35,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:45:35,309 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:45:35,309 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [714398707] [2024-11-18 16:45:35,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [714398707] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:45:35,310 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:45:35,310 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 16:45:35,310 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141739022] [2024-11-18 16:45:35,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:45:35,310 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 16:45:35,311 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:45:35,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 16:45:35,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 16:45:35,311 INFO L87 Difference]: Start difference. First operand 988 states and 1476 transitions. Second operand has 4 states, 4 states have (on average 40.0) internal successors, (160), 4 states have internal predecessors, (160), 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) [2024-11-18 16:45:35,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:45:35,345 INFO L93 Difference]: Finished difference Result 1797 states and 2686 transitions. [2024-11-18 16:45:35,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 16:45:35,346 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 40.0) internal successors, (160), 4 states have internal predecessors, (160), 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 160 [2024-11-18 16:45:35,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:45:35,349 INFO L225 Difference]: With dead ends: 1797 [2024-11-18 16:45:35,349 INFO L226 Difference]: Without dead ends: 990 [2024-11-18 16:45:35,350 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 16:45:35,351 INFO L432 NwaCegarLoop]: 1379 mSDtfsCounter, 0 mSDsluCounter, 2748 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4127 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 16:45:35,351 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4127 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 16:45:35,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 990 states. [2024-11-18 16:45:35,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 990 to 990. [2024-11-18 16:45:35,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 990 states, 989 states have (on average 1.4944388270980788) internal successors, (1478), 989 states have internal predecessors, (1478), 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) [2024-11-18 16:45:35,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 990 states and 1478 transitions. [2024-11-18 16:45:35,369 INFO L78 Accepts]: Start accepts. Automaton has 990 states and 1478 transitions. Word has length 160 [2024-11-18 16:45:35,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:45:35,370 INFO L471 AbstractCegarLoop]: Abstraction has 990 states and 1478 transitions. [2024-11-18 16:45:35,370 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 40.0) internal successors, (160), 4 states have internal predecessors, (160), 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) [2024-11-18 16:45:35,370 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1478 transitions. [2024-11-18 16:45:35,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-18 16:45:35,371 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:45:35,371 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:45:35,371 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-18 16:45:35,372 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:45:35,372 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:45:35,372 INFO L85 PathProgramCache]: Analyzing trace with hash 1049593416, now seen corresponding path program 1 times [2024-11-18 16:45:35,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:45:35,372 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573227512] [2024-11-18 16:45:35,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:45:35,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:45:35,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:45:36,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:45:36,147 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:45:36,148 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1573227512] [2024-11-18 16:45:36,148 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1573227512] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:45:36,148 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:45:36,148 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-18 16:45:36,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819971452] [2024-11-18 16:45:36,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:45:36,149 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-18 16:45:36,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:45:36,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-18 16:45:36,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-18 16:45:36,149 INFO L87 Difference]: Start difference. First operand 990 states and 1478 transitions. Second operand has 6 states, 6 states have (on average 26.833333333333332) internal successors, (161), 6 states have internal predecessors, (161), 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) [2024-11-18 16:45:36,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:45:36,204 INFO L93 Difference]: Finished difference Result 1891 states and 2825 transitions. [2024-11-18 16:45:36,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-18 16:45:36,205 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 26.833333333333332) internal successors, (161), 6 states have internal predecessors, (161), 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 161 [2024-11-18 16:45:36,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:45:36,209 INFO L225 Difference]: With dead ends: 1891 [2024-11-18 16:45:36,209 INFO L226 Difference]: Without dead ends: 1082 [2024-11-18 16:45:36,210 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-18 16:45:36,211 INFO L432 NwaCegarLoop]: 1377 mSDtfsCounter, 89 mSDsluCounter, 4248 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 89 SdHoareTripleChecker+Valid, 5625 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 16:45:36,211 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [89 Valid, 5625 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 16:45:36,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1082 states. [2024-11-18 16:45:36,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1082 to 1079. [2024-11-18 16:45:36,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1079 states, 1078 states have (on average 1.4935064935064934) internal successors, (1610), 1078 states have internal predecessors, (1610), 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) [2024-11-18 16:45:36,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 1079 states and 1610 transitions. [2024-11-18 16:45:36,229 INFO L78 Accepts]: Start accepts. Automaton has 1079 states and 1610 transitions. Word has length 161 [2024-11-18 16:45:36,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:45:36,229 INFO L471 AbstractCegarLoop]: Abstraction has 1079 states and 1610 transitions. [2024-11-18 16:45:36,230 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 26.833333333333332) internal successors, (161), 6 states have internal predecessors, (161), 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) [2024-11-18 16:45:36,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1079 states and 1610 transitions. [2024-11-18 16:45:36,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-18 16:45:36,231 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:45:36,231 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:45:36,231 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-18 16:45:36,231 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:45:36,232 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:45:36,232 INFO L85 PathProgramCache]: Analyzing trace with hash -768284564, now seen corresponding path program 1 times [2024-11-18 16:45:36,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:45:36,232 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1811343606] [2024-11-18 16:45:36,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:45:36,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:45:36,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:45:36,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:45:36,919 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:45:36,919 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1811343606] [2024-11-18 16:45:36,919 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1811343606] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:45:36,919 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:45:36,919 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 16:45:36,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881967778] [2024-11-18 16:45:36,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:45:36,920 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 16:45:36,920 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:45:36,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 16:45:36,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 16:45:36,921 INFO L87 Difference]: Start difference. First operand 1079 states and 1610 transitions. Second operand has 4 states, 4 states have (on average 40.5) internal successors, (162), 4 states have internal predecessors, (162), 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) [2024-11-18 16:45:36,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:45:36,968 INFO L93 Difference]: Finished difference Result 2028 states and 3026 transitions. [2024-11-18 16:45:36,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 16:45:36,969 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 40.5) internal successors, (162), 4 states have internal predecessors, (162), 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 162 [2024-11-18 16:45:36,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:45:36,972 INFO L225 Difference]: With dead ends: 2028 [2024-11-18 16:45:36,973 INFO L226 Difference]: Without dead ends: 1079 [2024-11-18 16:45:36,974 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 16:45:36,975 INFO L432 NwaCegarLoop]: 1375 mSDtfsCounter, 6 mSDsluCounter, 2740 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 4115 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 16:45:36,976 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 4115 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 16:45:36,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1079 states. [2024-11-18 16:45:36,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1079 to 1079. [2024-11-18 16:45:36,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1079 states, 1078 states have (on average 1.4916512059369202) internal successors, (1608), 1078 states have internal predecessors, (1608), 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) [2024-11-18 16:45:36,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 1079 states and 1608 transitions. [2024-11-18 16:45:36,997 INFO L78 Accepts]: Start accepts. Automaton has 1079 states and 1608 transitions. Word has length 162 [2024-11-18 16:45:36,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:45:36,997 INFO L471 AbstractCegarLoop]: Abstraction has 1079 states and 1608 transitions. [2024-11-18 16:45:36,998 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 40.5) internal successors, (162), 4 states have internal predecessors, (162), 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) [2024-11-18 16:45:36,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1079 states and 1608 transitions. [2024-11-18 16:45:36,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-18 16:45:37,000 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:45:37,000 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:45:37,001 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-18 16:45:37,001 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:45:37,001 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:45:37,001 INFO L85 PathProgramCache]: Analyzing trace with hash 700622575, now seen corresponding path program 1 times [2024-11-18 16:45:37,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:45:37,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598900870] [2024-11-18 16:45:37,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:45:37,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:45:37,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:45:37,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:45:37,623 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:45:37,623 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598900870] [2024-11-18 16:45:37,624 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1598900870] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:45:37,624 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:45:37,624 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 16:45:37,624 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1937427579] [2024-11-18 16:45:37,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:45:37,624 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 16:45:37,624 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:45:37,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 16:45:37,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-18 16:45:37,625 INFO L87 Difference]: Start difference. First operand 1079 states and 1608 transitions. Second operand has 5 states, 5 states have (on average 32.6) internal successors, (163), 5 states have internal predecessors, (163), 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) [2024-11-18 16:45:37,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:45:37,869 INFO L93 Difference]: Finished difference Result 1981 states and 2954 transitions. [2024-11-18 16:45:37,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 16:45:37,870 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 32.6) internal successors, (163), 5 states have internal predecessors, (163), 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 [2024-11-18 16:45:37,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:45:37,873 INFO L225 Difference]: With dead ends: 1981 [2024-11-18 16:45:37,873 INFO L226 Difference]: Without dead ends: 1083 [2024-11-18 16:45:37,875 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-18 16:45:37,877 INFO L432 NwaCegarLoop]: 1360 mSDtfsCounter, 1231 mSDsluCounter, 2713 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1231 SdHoareTripleChecker+Valid, 4073 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-18 16:45:37,878 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1231 Valid, 4073 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-18 16:45:37,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1083 states. [2024-11-18 16:45:37,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1083 to 1082. [2024-11-18 16:45:37,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1082 states, 1081 states have (on average 1.4902867715078632) internal successors, (1611), 1081 states have internal predecessors, (1611), 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) [2024-11-18 16:45:37,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 1082 states and 1611 transitions. [2024-11-18 16:45:37,895 INFO L78 Accepts]: Start accepts. Automaton has 1082 states and 1611 transitions. Word has length 163 [2024-11-18 16:45:37,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:45:37,895 INFO L471 AbstractCegarLoop]: Abstraction has 1082 states and 1611 transitions. [2024-11-18 16:45:37,897 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 32.6) internal successors, (163), 5 states have internal predecessors, (163), 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) [2024-11-18 16:45:37,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 1611 transitions. [2024-11-18 16:45:37,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-18 16:45:37,899 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:45:37,899 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:45:37,899 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-18 16:45:37,899 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:45:37,901 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:45:37,901 INFO L85 PathProgramCache]: Analyzing trace with hash 1153351134, now seen corresponding path program 1 times [2024-11-18 16:45:37,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:45:37,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [242354630] [2024-11-18 16:45:37,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:45:37,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:45:37,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:45:38,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:45:38,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:45:38,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [242354630] [2024-11-18 16:45:38,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [242354630] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:45:38,266 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:45:38,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 16:45:38,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359950259] [2024-11-18 16:45:38,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:45:38,267 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 16:45:38,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:45:38,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 16:45:38,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 16:45:38,267 INFO L87 Difference]: Start difference. First operand 1082 states and 1611 transitions. Second operand has 5 states, 5 states have (on average 32.8) internal successors, (164), 5 states have internal predecessors, (164), 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) [2024-11-18 16:45:38,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:45:38,318 INFO L93 Difference]: Finished difference Result 2257 states and 3362 transitions. [2024-11-18 16:45:38,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 16:45:38,318 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 32.8) internal successors, (164), 5 states have internal predecessors, (164), 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 164 [2024-11-18 16:45:38,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:45:38,322 INFO L225 Difference]: With dead ends: 2257 [2024-11-18 16:45:38,322 INFO L226 Difference]: Without dead ends: 1356 [2024-11-18 16:45:38,323 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 16:45:38,324 INFO L432 NwaCegarLoop]: 1377 mSDtfsCounter, 145 mSDsluCounter, 4119 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 5496 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 16:45:38,326 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [145 Valid, 5496 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 16:45:38,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1356 states. [2024-11-18 16:45:38,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1356 to 1356. [2024-11-18 16:45:38,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1356 states, 1355 states have (on average 1.48929889298893) internal successors, (2018), 1355 states have internal predecessors, (2018), 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) [2024-11-18 16:45:38,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 1356 states and 2018 transitions. [2024-11-18 16:45:38,344 INFO L78 Accepts]: Start accepts. Automaton has 1356 states and 2018 transitions. Word has length 164 [2024-11-18 16:45:38,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:45:38,344 INFO L471 AbstractCegarLoop]: Abstraction has 1356 states and 2018 transitions. [2024-11-18 16:45:38,345 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 32.8) internal successors, (164), 5 states have internal predecessors, (164), 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) [2024-11-18 16:45:38,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1356 states and 2018 transitions. [2024-11-18 16:45:38,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-18 16:45:38,346 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:45:38,346 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:45:38,346 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-18 16:45:38,346 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:45:38,347 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:45:38,347 INFO L85 PathProgramCache]: Analyzing trace with hash 1809009434, now seen corresponding path program 1 times [2024-11-18 16:45:38,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:45:38,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130748974] [2024-11-18 16:45:38,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:45:38,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:45:38,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:45:38,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:45:38,910 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:45:38,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130748974] [2024-11-18 16:45:38,910 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [130748974] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:45:38,910 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:45:38,910 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 16:45:38,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302004674] [2024-11-18 16:45:38,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:45:38,911 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 16:45:38,911 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:45:38,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 16:45:38,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 16:45:38,912 INFO L87 Difference]: Start difference. First operand 1356 states and 2018 transitions. Second operand has 5 states, 5 states have (on average 32.8) internal successors, (164), 5 states have internal predecessors, (164), 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) [2024-11-18 16:45:39,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:45:39,127 INFO L93 Difference]: Finished difference Result 3086 states and 4591 transitions. [2024-11-18 16:45:39,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 16:45:39,128 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 32.8) internal successors, (164), 5 states have internal predecessors, (164), 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 164 [2024-11-18 16:45:39,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:45:39,133 INFO L225 Difference]: With dead ends: 3086 [2024-11-18 16:45:39,133 INFO L226 Difference]: Without dead ends: 1946 [2024-11-18 16:45:39,134 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-18 16:45:39,135 INFO L432 NwaCegarLoop]: 1356 mSDtfsCounter, 2285 mSDsluCounter, 2712 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2285 SdHoareTripleChecker+Valid, 4068 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-18 16:45:39,136 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2285 Valid, 4068 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-18 16:45:39,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1946 states. [2024-11-18 16:45:39,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1946 to 1698. [2024-11-18 16:45:39,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1698 states, 1697 states have (on average 1.4873305833824395) internal successors, (2524), 1697 states have internal predecessors, (2524), 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) [2024-11-18 16:45:39,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1698 states to 1698 states and 2524 transitions. [2024-11-18 16:45:39,159 INFO L78 Accepts]: Start accepts. Automaton has 1698 states and 2524 transitions. Word has length 164 [2024-11-18 16:45:39,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:45:39,160 INFO L471 AbstractCegarLoop]: Abstraction has 1698 states and 2524 transitions. [2024-11-18 16:45:39,160 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 32.8) internal successors, (164), 5 states have internal predecessors, (164), 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) [2024-11-18 16:45:39,160 INFO L276 IsEmpty]: Start isEmpty. Operand 1698 states and 2524 transitions. [2024-11-18 16:45:39,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-18 16:45:39,162 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:45:39,162 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:45:39,162 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-18 16:45:39,162 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:45:39,162 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:45:39,162 INFO L85 PathProgramCache]: Analyzing trace with hash -319426633, now seen corresponding path program 1 times [2024-11-18 16:45:39,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:45:39,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770697785] [2024-11-18 16:45:39,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:45:39,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:45:39,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:45:40,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:45:40,050 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:45:40,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [770697785] [2024-11-18 16:45:40,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [770697785] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:45:40,051 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:45:40,051 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 16:45:40,051 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407962383] [2024-11-18 16:45:40,051 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:45:40,052 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 16:45:40,052 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:45:40,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 16:45:40,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 16:45:40,054 INFO L87 Difference]: Start difference. First operand 1698 states and 2524 transitions. Second operand has 4 states, 4 states have (on average 41.5) internal successors, (166), 4 states have internal predecessors, (166), 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) [2024-11-18 16:45:40,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:45:40,102 INFO L93 Difference]: Finished difference Result 3254 states and 4837 transitions. [2024-11-18 16:45:40,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 16:45:40,103 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 41.5) internal successors, (166), 4 states have internal predecessors, (166), 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 166 [2024-11-18 16:45:40,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:45:40,109 INFO L225 Difference]: With dead ends: 3254 [2024-11-18 16:45:40,109 INFO L226 Difference]: Without dead ends: 1698 [2024-11-18 16:45:40,111 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 16:45:40,112 INFO L432 NwaCegarLoop]: 1374 mSDtfsCounter, 6 mSDsluCounter, 2738 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 4112 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 16:45:40,112 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 4112 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 16:45:40,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1698 states. [2024-11-18 16:45:40,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1698 to 1698. [2024-11-18 16:45:40,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1698 states, 1697 states have (on average 1.4861520329994107) internal successors, (2522), 1697 states have internal predecessors, (2522), 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) [2024-11-18 16:45:40,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1698 states to 1698 states and 2522 transitions. [2024-11-18 16:45:40,144 INFO L78 Accepts]: Start accepts. Automaton has 1698 states and 2522 transitions. Word has length 166 [2024-11-18 16:45:40,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:45:40,144 INFO L471 AbstractCegarLoop]: Abstraction has 1698 states and 2522 transitions. [2024-11-18 16:45:40,144 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 41.5) internal successors, (166), 4 states have internal predecessors, (166), 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) [2024-11-18 16:45:40,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1698 states and 2522 transitions. [2024-11-18 16:45:40,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-18 16:45:40,147 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:45:40,147 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:45:40,147 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-18 16:45:40,147 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:45:40,148 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:45:40,148 INFO L85 PathProgramCache]: Analyzing trace with hash 1806904869, now seen corresponding path program 1 times [2024-11-18 16:45:40,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:45:40,148 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [973842160] [2024-11-18 16:45:40,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:45:40,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:45:40,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:45:40,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:45:40,900 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:45:40,901 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [973842160] [2024-11-18 16:45:40,901 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [973842160] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:45:40,901 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:45:40,901 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-18 16:45:40,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361501625] [2024-11-18 16:45:40,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:45:40,901 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-18 16:45:40,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:45:40,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-18 16:45:40,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-18 16:45:40,902 INFO L87 Difference]: Start difference. First operand 1698 states and 2522 transitions. Second operand has 8 states, 8 states have (on average 20.875) internal successors, (167), 8 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) [2024-11-18 16:45:40,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:45:40,990 INFO L93 Difference]: Finished difference Result 3078 states and 4572 transitions. [2024-11-18 16:45:40,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-18 16:45:40,991 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 20.875) internal successors, (167), 8 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 167 [2024-11-18 16:45:40,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:45:40,995 INFO L225 Difference]: With dead ends: 3078 [2024-11-18 16:45:40,995 INFO L226 Difference]: Without dead ends: 1732 [2024-11-18 16:45:40,997 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-18 16:45:40,997 INFO L432 NwaCegarLoop]: 1369 mSDtfsCounter, 13 mSDsluCounter, 6846 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 8215 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 16:45:40,998 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 8215 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 16:45:41,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1732 states. [2024-11-18 16:45:41,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1732 to 1724. [2024-11-18 16:45:41,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1724 states, 1723 states have (on average 1.4846198491004063) internal successors, (2558), 1723 states have internal predecessors, (2558), 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) [2024-11-18 16:45:41,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 1724 states and 2558 transitions. [2024-11-18 16:45:41,025 INFO L78 Accepts]: Start accepts. Automaton has 1724 states and 2558 transitions. Word has length 167 [2024-11-18 16:45:41,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:45:41,025 INFO L471 AbstractCegarLoop]: Abstraction has 1724 states and 2558 transitions. [2024-11-18 16:45:41,025 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 20.875) internal successors, (167), 8 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) [2024-11-18 16:45:41,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 2558 transitions. [2024-11-18 16:45:41,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-18 16:45:41,027 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:45:41,027 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:45:41,027 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-18 16:45:41,027 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:45:41,031 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:45:41,031 INFO L85 PathProgramCache]: Analyzing trace with hash -740864716, now seen corresponding path program 1 times [2024-11-18 16:45:41,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:45:41,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602985399] [2024-11-18 16:45:41,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:45:41,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:45:41,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:45:42,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:45:42,716 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:45:42,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602985399] [2024-11-18 16:45:42,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [602985399] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:45:42,717 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:45:42,717 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-18 16:45:42,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307771029] [2024-11-18 16:45:42,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:45:42,718 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-18 16:45:42,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:45:42,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-18 16:45:42,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=210, Unknown=0, NotChecked=0, Total=240 [2024-11-18 16:45:42,719 INFO L87 Difference]: Start difference. First operand 1724 states and 2558 transitions. Second operand has 16 states, 16 states have (on average 10.5) internal successors, (168), 16 states have internal predecessors, (168), 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) [2024-11-18 16:45:43,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:45:43,159 INFO L93 Difference]: Finished difference Result 3343 states and 4965 transitions. [2024-11-18 16:45:43,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-18 16:45:43,160 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 10.5) internal successors, (168), 16 states have internal predecessors, (168), 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 168 [2024-11-18 16:45:43,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:45:43,166 INFO L225 Difference]: With dead ends: 3343 [2024-11-18 16:45:43,166 INFO L226 Difference]: Without dead ends: 2190 [2024-11-18 16:45:43,168 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=42, Invalid=300, Unknown=0, NotChecked=0, Total=342 [2024-11-18 16:45:43,168 INFO L432 NwaCegarLoop]: 1354 mSDtfsCounter, 434 mSDsluCounter, 17915 mSDsCounter, 0 mSdLazyCounter, 396 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 434 SdHoareTripleChecker+Valid, 19269 SdHoareTripleChecker+Invalid, 397 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 396 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-18 16:45:43,168 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [434 Valid, 19269 Invalid, 397 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 396 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-18 16:45:43,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2190 states. [2024-11-18 16:45:43,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2190 to 2014. [2024-11-18 16:45:43,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2014 states, 2013 states have (on average 1.4843517138599105) internal successors, (2988), 2013 states have internal predecessors, (2988), 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) [2024-11-18 16:45:43,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2014 states to 2014 states and 2988 transitions. [2024-11-18 16:45:43,197 INFO L78 Accepts]: Start accepts. Automaton has 2014 states and 2988 transitions. Word has length 168 [2024-11-18 16:45:43,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:45:43,197 INFO L471 AbstractCegarLoop]: Abstraction has 2014 states and 2988 transitions. [2024-11-18 16:45:43,198 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 10.5) internal successors, (168), 16 states have internal predecessors, (168), 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) [2024-11-18 16:45:43,198 INFO L276 IsEmpty]: Start isEmpty. Operand 2014 states and 2988 transitions. [2024-11-18 16:45:43,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-18 16:45:43,199 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:45:43,200 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:45:43,200 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-18 16:45:43,200 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:45:43,200 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:45:43,200 INFO L85 PathProgramCache]: Analyzing trace with hash -85206416, now seen corresponding path program 1 times [2024-11-18 16:45:43,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:45:43,201 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1841906453] [2024-11-18 16:45:43,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:45:43,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:45:43,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:45:43,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:45:43,798 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:45:43,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1841906453] [2024-11-18 16:45:43,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1841906453] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:45:43,798 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:45:43,798 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-18 16:45:43,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [771438316] [2024-11-18 16:45:43,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:45:43,799 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-18 16:45:43,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:45:43,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-18 16:45:43,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-18 16:45:43,800 INFO L87 Difference]: Start difference. First operand 2014 states and 2988 transitions. Second operand has 8 states, 8 states have (on average 21.0) internal successors, (168), 8 states have internal predecessors, (168), 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) [2024-11-18 16:45:43,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:45:43,887 INFO L93 Difference]: Finished difference Result 3775 states and 5608 transitions. [2024-11-18 16:45:43,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-18 16:45:43,888 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 21.0) internal successors, (168), 8 states have internal predecessors, (168), 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 168 [2024-11-18 16:45:43,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:45:43,894 INFO L225 Difference]: With dead ends: 3775 [2024-11-18 16:45:43,895 INFO L226 Difference]: Without dead ends: 2465 [2024-11-18 16:45:43,896 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-18 16:45:43,897 INFO L432 NwaCegarLoop]: 1368 mSDtfsCounter, 146 mSDsluCounter, 7043 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 8411 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 16:45:43,897 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 8411 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 16:45:43,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2465 states. [2024-11-18 16:45:43,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2465 to 2460. [2024-11-18 16:45:43,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2460 states, 2459 states have (on average 1.483936559577064) internal successors, (3649), 2459 states have internal predecessors, (3649), 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) [2024-11-18 16:45:43,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2460 states to 2460 states and 3649 transitions. [2024-11-18 16:45:43,934 INFO L78 Accepts]: Start accepts. Automaton has 2460 states and 3649 transitions. Word has length 168 [2024-11-18 16:45:43,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:45:43,934 INFO L471 AbstractCegarLoop]: Abstraction has 2460 states and 3649 transitions. [2024-11-18 16:45:43,934 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 21.0) internal successors, (168), 8 states have internal predecessors, (168), 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) [2024-11-18 16:45:43,934 INFO L276 IsEmpty]: Start isEmpty. Operand 2460 states and 3649 transitions. [2024-11-18 16:45:43,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-18 16:45:43,936 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:45:43,936 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:45:43,937 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-18 16:45:43,937 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:45:43,937 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:45:43,937 INFO L85 PathProgramCache]: Analyzing trace with hash -354258359, now seen corresponding path program 1 times [2024-11-18 16:45:43,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:45:43,937 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622516401] [2024-11-18 16:45:43,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:45:43,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:45:44,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:45:44,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:45:44,860 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:45:44,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622516401] [2024-11-18 16:45:44,861 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [622516401] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:45:44,861 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:45:44,862 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-18 16:45:44,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821337538] [2024-11-18 16:45:44,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:45:44,862 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-18 16:45:44,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:45:44,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-18 16:45:44,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-18 16:45:44,863 INFO L87 Difference]: Start difference. First operand 2460 states and 3649 transitions. Second operand has 10 states, 10 states have (on average 16.8) internal successors, (168), 10 states have internal predecessors, (168), 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) [2024-11-18 16:45:45,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:45:45,011 INFO L93 Difference]: Finished difference Result 4024 states and 5975 transitions. [2024-11-18 16:45:45,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-18 16:45:45,012 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 16.8) internal successors, (168), 10 states have internal predecessors, (168), 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 168 [2024-11-18 16:45:45,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:45:45,019 INFO L225 Difference]: With dead ends: 4024 [2024-11-18 16:45:45,019 INFO L226 Difference]: Without dead ends: 2474 [2024-11-18 16:45:45,022 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-18 16:45:45,023 INFO L432 NwaCegarLoop]: 1364 mSDtfsCounter, 283 mSDsluCounter, 11026 mSDsCounter, 0 mSdLazyCounter, 153 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 283 SdHoareTripleChecker+Valid, 12390 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 16:45:45,023 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [283 Valid, 12390 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 153 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 16:45:45,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2474 states. [2024-11-18 16:45:45,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2474 to 2462. [2024-11-18 16:45:45,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2462 states, 2461 states have (on average 1.4839496139780577) internal successors, (3652), 2461 states have internal predecessors, (3652), 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) [2024-11-18 16:45:45,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2462 states to 2462 states and 3652 transitions. [2024-11-18 16:45:45,064 INFO L78 Accepts]: Start accepts. Automaton has 2462 states and 3652 transitions. Word has length 168 [2024-11-18 16:45:45,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:45:45,064 INFO L471 AbstractCegarLoop]: Abstraction has 2462 states and 3652 transitions. [2024-11-18 16:45:45,064 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 16.8) internal successors, (168), 10 states have internal predecessors, (168), 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) [2024-11-18 16:45:45,065 INFO L276 IsEmpty]: Start isEmpty. Operand 2462 states and 3652 transitions. [2024-11-18 16:45:45,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-18 16:45:45,067 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:45:45,067 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:45:45,067 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-18 16:45:45,067 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:45:45,067 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:45:45,068 INFO L85 PathProgramCache]: Analyzing trace with hash 1145724505, now seen corresponding path program 1 times [2024-11-18 16:45:45,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:45:45,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442699572] [2024-11-18 16:45:45,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:45:45,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:45:45,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:45:45,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:45:45,654 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:45:45,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442699572] [2024-11-18 16:45:45,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1442699572] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:45:45,654 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:45:45,654 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 16:45:45,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689542249] [2024-11-18 16:45:45,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:45:45,654 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 16:45:45,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:45:45,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 16:45:45,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-18 16:45:45,655 INFO L87 Difference]: Start difference. First operand 2462 states and 3652 transitions. Second operand has 5 states, 5 states have (on average 33.6) internal successors, (168), 5 states have internal predecessors, (168), 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) [2024-11-18 16:45:45,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:45:45,750 INFO L93 Difference]: Finished difference Result 4261 states and 6328 transitions. [2024-11-18 16:45:45,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 16:45:45,751 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 33.6) internal successors, (168), 5 states have internal predecessors, (168), 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 168 [2024-11-18 16:45:45,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:45:45,762 INFO L225 Difference]: With dead ends: 4261 [2024-11-18 16:45:45,765 INFO L226 Difference]: Without dead ends: 2478 [2024-11-18 16:45:45,768 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-18 16:45:45,771 INFO L432 NwaCegarLoop]: 1377 mSDtfsCounter, 0 mSDsluCounter, 4115 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 5492 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 16:45:45,772 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 5492 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 16:45:45,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2478 states. [2024-11-18 16:45:45,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2478 to 2478. [2024-11-18 16:45:45,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2478 states, 2477 states have (on average 1.4808235769075495) internal successors, (3668), 2477 states have internal predecessors, (3668), 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) [2024-11-18 16:45:45,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2478 states to 2478 states and 3668 transitions. [2024-11-18 16:45:45,850 INFO L78 Accepts]: Start accepts. Automaton has 2478 states and 3668 transitions. Word has length 168 [2024-11-18 16:45:45,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:45:45,851 INFO L471 AbstractCegarLoop]: Abstraction has 2478 states and 3668 transitions. [2024-11-18 16:45:45,851 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 33.6) internal successors, (168), 5 states have internal predecessors, (168), 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) [2024-11-18 16:45:45,852 INFO L276 IsEmpty]: Start isEmpty. Operand 2478 states and 3668 transitions. [2024-11-18 16:45:45,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-18 16:45:45,857 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:45:45,857 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:45:45,857 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-18 16:45:45,857 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:45:45,858 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:45:45,858 INFO L85 PathProgramCache]: Analyzing trace with hash 870209620, now seen corresponding path program 1 times [2024-11-18 16:45:45,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:45:45,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238863323] [2024-11-18 16:45:45,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:45:45,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:45:46,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:45:46,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:45:46,551 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:45:46,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [238863323] [2024-11-18 16:45:46,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [238863323] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:45:46,552 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:45:46,552 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 16:45:46,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809898564] [2024-11-18 16:45:46,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:45:46,552 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 16:45:46,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:45:46,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 16:45:46,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-18 16:45:46,553 INFO L87 Difference]: Start difference. First operand 2478 states and 3668 transitions. Second operand has 5 states, 5 states have (on average 33.6) internal successors, (168), 5 states have internal predecessors, (168), 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) [2024-11-18 16:45:46,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:45:46,653 INFO L93 Difference]: Finished difference Result 4814 states and 7125 transitions. [2024-11-18 16:45:46,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 16:45:46,653 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 33.6) internal successors, (168), 5 states have internal predecessors, (168), 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 168 [2024-11-18 16:45:46,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:45:46,662 INFO L225 Difference]: With dead ends: 4814 [2024-11-18 16:45:46,666 INFO L226 Difference]: Without dead ends: 2490 [2024-11-18 16:45:46,669 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-18 16:45:46,669 INFO L432 NwaCegarLoop]: 1353 mSDtfsCounter, 1311 mSDsluCounter, 2698 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1311 SdHoareTripleChecker+Valid, 4051 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 16:45:46,669 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1311 Valid, 4051 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 16:45:46,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2490 states. [2024-11-18 16:45:46,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2490 to 2490. [2024-11-18 16:45:46,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2490 states, 2489 states have (on average 1.478505423865006) internal successors, (3680), 2489 states have internal predecessors, (3680), 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) [2024-11-18 16:45:46,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2490 states to 2490 states and 3680 transitions. [2024-11-18 16:45:46,698 INFO L78 Accepts]: Start accepts. Automaton has 2490 states and 3680 transitions. Word has length 168 [2024-11-18 16:45:46,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:45:46,698 INFO L471 AbstractCegarLoop]: Abstraction has 2490 states and 3680 transitions. [2024-11-18 16:45:46,698 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 33.6) internal successors, (168), 5 states have internal predecessors, (168), 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) [2024-11-18 16:45:46,698 INFO L276 IsEmpty]: Start isEmpty. Operand 2490 states and 3680 transitions. [2024-11-18 16:45:46,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-18 16:45:46,700 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:45:46,700 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:45:46,700 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-18 16:45:46,700 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:45:46,701 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:45:46,701 INFO L85 PathProgramCache]: Analyzing trace with hash -407311355, now seen corresponding path program 1 times [2024-11-18 16:45:46,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:45:46,701 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757673123] [2024-11-18 16:45:46,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:45:46,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:45:46,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:45:47,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:45:47,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:45:47,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1757673123] [2024-11-18 16:45:47,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1757673123] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:45:47,424 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:45:47,424 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 16:45:47,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248604958] [2024-11-18 16:45:47,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:45:47,425 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 16:45:47,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:45:47,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 16:45:47,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-18 16:45:47,427 INFO L87 Difference]: Start difference. First operand 2490 states and 3680 transitions. Second operand has 5 states, 5 states have (on average 33.6) internal successors, (168), 5 states have internal predecessors, (168), 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) [2024-11-18 16:45:47,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:45:47,527 INFO L93 Difference]: Finished difference Result 4706 states and 6957 transitions. [2024-11-18 16:45:47,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 16:45:47,528 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 33.6) internal successors, (168), 5 states have internal predecessors, (168), 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 168 [2024-11-18 16:45:47,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:45:47,538 INFO L225 Difference]: With dead ends: 4706 [2024-11-18 16:45:47,542 INFO L226 Difference]: Without dead ends: 2496 [2024-11-18 16:45:47,545 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-18 16:45:47,545 INFO L432 NwaCegarLoop]: 1353 mSDtfsCounter, 1318 mSDsluCounter, 2698 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1318 SdHoareTripleChecker+Valid, 4051 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 16:45:47,545 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1318 Valid, 4051 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 16:45:47,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2496 states. [2024-11-18 16:45:47,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2496 to 2496. [2024-11-18 16:45:47,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2496 states, 2495 states have (on average 1.4773547094188377) internal successors, (3686), 2495 states have internal predecessors, (3686), 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) [2024-11-18 16:45:47,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2496 states to 2496 states and 3686 transitions. [2024-11-18 16:45:47,574 INFO L78 Accepts]: Start accepts. Automaton has 2496 states and 3686 transitions. Word has length 168 [2024-11-18 16:45:47,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:45:47,574 INFO L471 AbstractCegarLoop]: Abstraction has 2496 states and 3686 transitions. [2024-11-18 16:45:47,574 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 33.6) internal successors, (168), 5 states have internal predecessors, (168), 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) [2024-11-18 16:45:47,574 INFO L276 IsEmpty]: Start isEmpty. Operand 2496 states and 3686 transitions. [2024-11-18 16:45:47,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-18 16:45:47,576 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:45:47,576 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:45:47,576 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-18 16:45:47,576 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:45:47,577 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:45:47,577 INFO L85 PathProgramCache]: Analyzing trace with hash 1014906593, now seen corresponding path program 1 times [2024-11-18 16:45:47,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:45:47,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1252510578] [2024-11-18 16:45:47,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:45:47,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:45:47,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:45:48,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:45:48,492 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:45:48,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1252510578] [2024-11-18 16:45:48,493 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1252510578] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:45:48,493 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:45:48,493 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-18 16:45:48,493 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989724717] [2024-11-18 16:45:48,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:45:48,494 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-18 16:45:48,494 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:45:48,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-18 16:45:48,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-18 16:45:48,494 INFO L87 Difference]: Start difference. First operand 2496 states and 3686 transitions. Second operand has 7 states, 7 states have (on average 24.142857142857142) internal successors, (169), 7 states have internal predecessors, (169), 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) [2024-11-18 16:45:50,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:45:50,401 INFO L93 Difference]: Finished difference Result 6719 states and 9925 transitions. [2024-11-18 16:45:50,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-18 16:45:50,401 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 24.142857142857142) internal successors, (169), 7 states have internal predecessors, (169), 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 169 [2024-11-18 16:45:50,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:45:50,409 INFO L225 Difference]: With dead ends: 6719 [2024-11-18 16:45:50,409 INFO L226 Difference]: Without dead ends: 4364 [2024-11-18 16:45:50,414 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2024-11-18 16:45:50,415 INFO L432 NwaCegarLoop]: 1947 mSDtfsCounter, 2261 mSDsluCounter, 5652 mSDsCounter, 0 mSdLazyCounter, 3052 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2261 SdHoareTripleChecker+Valid, 7599 SdHoareTripleChecker+Invalid, 3053 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3052 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-18 16:45:50,415 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2261 Valid, 7599 Invalid, 3053 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3052 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-18 16:45:50,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4364 states. [2024-11-18 16:45:50,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4364 to 2500. [2024-11-18 16:45:50,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2500 states, 2499 states have (on average 1.4757903161264505) internal successors, (3688), 2499 states have internal predecessors, (3688), 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) [2024-11-18 16:45:50,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2500 states to 2500 states and 3688 transitions. [2024-11-18 16:45:50,465 INFO L78 Accepts]: Start accepts. Automaton has 2500 states and 3688 transitions. Word has length 169 [2024-11-18 16:45:50,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:45:50,466 INFO L471 AbstractCegarLoop]: Abstraction has 2500 states and 3688 transitions. [2024-11-18 16:45:50,466 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 24.142857142857142) internal successors, (169), 7 states have internal predecessors, (169), 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) [2024-11-18 16:45:50,466 INFO L276 IsEmpty]: Start isEmpty. Operand 2500 states and 3688 transitions. [2024-11-18 16:45:50,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-18 16:45:50,468 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:45:50,468 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:45:50,469 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-18 16:45:50,469 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:45:50,469 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:45:50,469 INFO L85 PathProgramCache]: Analyzing trace with hash -1172622442, now seen corresponding path program 1 times [2024-11-18 16:45:50,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:45:50,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973104409] [2024-11-18 16:45:50,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:45:50,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:45:50,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:45:52,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:45:52,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:45:52,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973104409] [2024-11-18 16:45:52,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1973104409] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:45:52,793 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:45:52,793 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-18 16:45:52,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328440342] [2024-11-18 16:45:52,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:45:52,793 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-18 16:45:52,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:45:52,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-18 16:45:52,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-18 16:45:52,794 INFO L87 Difference]: Start difference. First operand 2500 states and 3688 transitions. Second operand has 7 states, 7 states have (on average 24.142857142857142) internal successors, (169), 7 states have internal predecessors, (169), 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) [2024-11-18 16:45:53,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:45:53,025 INFO L93 Difference]: Finished difference Result 5034 states and 7420 transitions. [2024-11-18 16:45:53,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-18 16:45:53,026 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 24.142857142857142) internal successors, (169), 7 states have internal predecessors, (169), 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 169 [2024-11-18 16:45:53,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:45:53,030 INFO L225 Difference]: With dead ends: 5034 [2024-11-18 16:45:53,030 INFO L226 Difference]: Without dead ends: 2772 [2024-11-18 16:45:53,032 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-11-18 16:45:53,033 INFO L432 NwaCegarLoop]: 1340 mSDtfsCounter, 2176 mSDsluCounter, 5361 mSDsCounter, 0 mSdLazyCounter, 193 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2176 SdHoareTripleChecker+Valid, 6701 SdHoareTripleChecker+Invalid, 193 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 193 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-18 16:45:53,034 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2176 Valid, 6701 Invalid, 193 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 193 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-18 16:45:53,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2772 states. [2024-11-18 16:45:53,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2772 to 2508. [2024-11-18 16:45:53,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2508 states, 2507 states have (on average 1.4742720382927803) internal successors, (3696), 2507 states have internal predecessors, (3696), 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) [2024-11-18 16:45:53,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2508 states to 2508 states and 3696 transitions. [2024-11-18 16:45:53,060 INFO L78 Accepts]: Start accepts. Automaton has 2508 states and 3696 transitions. Word has length 169 [2024-11-18 16:45:53,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:45:53,060 INFO L471 AbstractCegarLoop]: Abstraction has 2508 states and 3696 transitions. [2024-11-18 16:45:53,061 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 24.142857142857142) internal successors, (169), 7 states have internal predecessors, (169), 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) [2024-11-18 16:45:53,061 INFO L276 IsEmpty]: Start isEmpty. Operand 2508 states and 3696 transitions. [2024-11-18 16:45:53,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-18 16:45:53,063 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:45:53,064 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:45:53,064 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-18 16:45:53,064 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:45:53,064 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:45:53,064 INFO L85 PathProgramCache]: Analyzing trace with hash 604769085, now seen corresponding path program 1 times [2024-11-18 16:45:53,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:45:53,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2043877471] [2024-11-18 16:45:53,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:45:53,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:45:53,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:45:53,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:45:53,856 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:45:53,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2043877471] [2024-11-18 16:45:53,857 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2043877471] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:45:53,857 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:45:53,857 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-18 16:45:53,857 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257775838] [2024-11-18 16:45:53,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:45:53,857 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-18 16:45:53,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:45:53,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-18 16:45:53,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-18 16:45:53,858 INFO L87 Difference]: Start difference. First operand 2508 states and 3696 transitions. Second operand has 9 states, 9 states have (on average 18.88888888888889) internal successors, (170), 9 states have internal predecessors, (170), 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) [2024-11-18 16:45:53,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:45:53,997 INFO L93 Difference]: Finished difference Result 4822 states and 7114 transitions. [2024-11-18 16:45:54,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-18 16:45:54,001 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 18.88888888888889) internal successors, (170), 9 states have internal predecessors, (170), 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 170 [2024-11-18 16:45:54,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:45:54,007 INFO L225 Difference]: With dead ends: 4822 [2024-11-18 16:45:54,007 INFO L226 Difference]: Without dead ends: 2604 [2024-11-18 16:45:54,010 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-18 16:45:54,016 INFO L432 NwaCegarLoop]: 1369 mSDtfsCounter, 15 mSDsluCounter, 6835 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 8204 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 16:45:54,017 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 8204 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 16:45:54,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2604 states. [2024-11-18 16:45:54,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2604 to 2580. [2024-11-18 16:45:54,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2580 states, 2579 states have (on average 1.4703373400542845) internal successors, (3792), 2579 states have internal predecessors, (3792), 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) [2024-11-18 16:45:54,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2580 states to 2580 states and 3792 transitions. [2024-11-18 16:45:54,076 INFO L78 Accepts]: Start accepts. Automaton has 2580 states and 3792 transitions. Word has length 170 [2024-11-18 16:45:54,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:45:54,076 INFO L471 AbstractCegarLoop]: Abstraction has 2580 states and 3792 transitions. [2024-11-18 16:45:54,076 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 18.88888888888889) internal successors, (170), 9 states have internal predecessors, (170), 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) [2024-11-18 16:45:54,077 INFO L276 IsEmpty]: Start isEmpty. Operand 2580 states and 3792 transitions. [2024-11-18 16:45:54,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-18 16:45:54,079 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:45:54,080 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:45:54,080 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-18 16:45:54,080 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:45:54,081 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:45:54,081 INFO L85 PathProgramCache]: Analyzing trace with hash -866487786, now seen corresponding path program 1 times [2024-11-18 16:45:54,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:45:54,082 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1463579650] [2024-11-18 16:45:54,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:45:54,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:45:54,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:45:55,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:45:55,236 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:45:55,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1463579650] [2024-11-18 16:45:55,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1463579650] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:45:55,236 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:45:55,236 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-18 16:45:55,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356073840] [2024-11-18 16:45:55,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:45:55,236 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-18 16:45:55,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:45:55,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-18 16:45:55,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-18 16:45:55,237 INFO L87 Difference]: Start difference. First operand 2580 states and 3792 transitions. Second operand has 7 states, 7 states have (on average 24.285714285714285) internal successors, (170), 7 states have internal predecessors, (170), 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) [2024-11-18 16:45:55,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:45:55,467 INFO L93 Difference]: Finished difference Result 5150 states and 7572 transitions. [2024-11-18 16:45:55,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-18 16:45:55,468 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 24.285714285714285) internal successors, (170), 7 states have internal predecessors, (170), 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 170 [2024-11-18 16:45:55,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:45:55,472 INFO L225 Difference]: With dead ends: 5150 [2024-11-18 16:45:55,472 INFO L226 Difference]: Without dead ends: 2852 [2024-11-18 16:45:55,475 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-11-18 16:45:55,475 INFO L432 NwaCegarLoop]: 1346 mSDtfsCounter, 1744 mSDsluCounter, 5373 mSDsCounter, 0 mSdLazyCounter, 193 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1744 SdHoareTripleChecker+Valid, 6719 SdHoareTripleChecker+Invalid, 193 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 193 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-18 16:45:55,476 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1744 Valid, 6719 Invalid, 193 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 193 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-18 16:45:55,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2852 states. [2024-11-18 16:45:55,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2852 to 2580. [2024-11-18 16:45:55,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2580 states, 2579 states have (on average 1.4703373400542845) internal successors, (3792), 2579 states have internal predecessors, (3792), 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) [2024-11-18 16:45:55,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2580 states to 2580 states and 3792 transitions. [2024-11-18 16:45:55,503 INFO L78 Accepts]: Start accepts. Automaton has 2580 states and 3792 transitions. Word has length 170 [2024-11-18 16:45:55,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:45:55,503 INFO L471 AbstractCegarLoop]: Abstraction has 2580 states and 3792 transitions. [2024-11-18 16:45:55,504 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 24.285714285714285) internal successors, (170), 7 states have internal predecessors, (170), 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) [2024-11-18 16:45:55,504 INFO L276 IsEmpty]: Start isEmpty. Operand 2580 states and 3792 transitions. [2024-11-18 16:45:55,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-18 16:45:55,506 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:45:55,506 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:45:55,506 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-18 16:45:55,506 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:45:55,506 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:45:55,506 INFO L85 PathProgramCache]: Analyzing trace with hash -1287904252, now seen corresponding path program 1 times [2024-11-18 16:45:55,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:45:55,507 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803973643] [2024-11-18 16:45:55,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:45:55,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:45:55,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:45:56,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:45:56,179 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:45:56,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1803973643] [2024-11-18 16:45:56,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1803973643] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:45:56,179 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:45:56,179 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-18 16:45:56,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697574462] [2024-11-18 16:45:56,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:45:56,180 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-18 16:45:56,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:45:56,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-18 16:45:56,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-18 16:45:56,181 INFO L87 Difference]: Start difference. First operand 2580 states and 3792 transitions. Second operand has 6 states, 6 states have (on average 28.5) internal successors, (171), 6 states have internal predecessors, (171), 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) [2024-11-18 16:45:56,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:45:56,479 INFO L93 Difference]: Finished difference Result 5102 states and 7500 transitions. [2024-11-18 16:45:56,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-18 16:45:56,480 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 28.5) internal successors, (171), 6 states have internal predecessors, (171), 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 171 [2024-11-18 16:45:56,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:45:56,485 INFO L225 Difference]: With dead ends: 5102 [2024-11-18 16:45:56,485 INFO L226 Difference]: Without dead ends: 2828 [2024-11-18 16:45:56,487 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-11-18 16:45:56,488 INFO L432 NwaCegarLoop]: 1338 mSDtfsCounter, 2175 mSDsluCounter, 4007 mSDsCounter, 0 mSdLazyCounter, 171 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2175 SdHoareTripleChecker+Valid, 5345 SdHoareTripleChecker+Invalid, 171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-18 16:45:56,488 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2175 Valid, 5345 Invalid, 171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-18 16:45:56,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2828 states. [2024-11-18 16:45:56,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2828 to 2572. [2024-11-18 16:45:56,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2572 states, 2571 states have (on average 1.4671334111240761) internal successors, (3772), 2571 states have internal predecessors, (3772), 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) [2024-11-18 16:45:56,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2572 states to 2572 states and 3772 transitions. [2024-11-18 16:45:56,514 INFO L78 Accepts]: Start accepts. Automaton has 2572 states and 3772 transitions. Word has length 171 [2024-11-18 16:45:56,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:45:56,514 INFO L471 AbstractCegarLoop]: Abstraction has 2572 states and 3772 transitions. [2024-11-18 16:45:56,514 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 28.5) internal successors, (171), 6 states have internal predecessors, (171), 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) [2024-11-18 16:45:56,514 INFO L276 IsEmpty]: Start isEmpty. Operand 2572 states and 3772 transitions. [2024-11-18 16:45:56,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-18 16:45:56,516 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:45:56,516 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:45:56,517 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-18 16:45:56,517 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:45:56,517 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:45:56,517 INFO L85 PathProgramCache]: Analyzing trace with hash 835020395, now seen corresponding path program 1 times [2024-11-18 16:45:56,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:45:56,517 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210548137] [2024-11-18 16:45:56,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:45:56,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:45:56,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:45:56,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:45:56,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:45:56,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1210548137] [2024-11-18 16:45:56,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1210548137] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:45:56,816 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:45:56,816 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-18 16:45:56,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336534582] [2024-11-18 16:45:56,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:45:56,816 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-18 16:45:56,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:45:56,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-18 16:45:56,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-18 16:45:56,817 INFO L87 Difference]: Start difference. First operand 2572 states and 3772 transitions. Second operand has 6 states, 6 states have (on average 28.5) internal successors, (171), 6 states have internal predecessors, (171), 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) [2024-11-18 16:45:57,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:45:57,525 INFO L93 Difference]: Finished difference Result 6585 states and 9696 transitions. [2024-11-18 16:45:57,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-18 16:45:57,525 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 28.5) internal successors, (171), 6 states have internal predecessors, (171), 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 171 [2024-11-18 16:45:57,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:45:57,529 INFO L225 Difference]: With dead ends: 6585 [2024-11-18 16:45:57,529 INFO L226 Difference]: Without dead ends: 2604 [2024-11-18 16:45:57,532 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-18 16:45:57,533 INFO L432 NwaCegarLoop]: 1345 mSDtfsCounter, 800 mSDsluCounter, 4881 mSDsCounter, 0 mSdLazyCounter, 902 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 800 SdHoareTripleChecker+Valid, 6226 SdHoareTripleChecker+Invalid, 983 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 902 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-18 16:45:57,533 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [800 Valid, 6226 Invalid, 983 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 902 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-18 16:45:57,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2604 states. [2024-11-18 16:45:57,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2604 to 2588. [2024-11-18 16:45:57,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2588 states, 2587 states have (on average 1.4642442984151527) internal successors, (3788), 2587 states have internal predecessors, (3788), 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) [2024-11-18 16:45:57,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2588 states to 2588 states and 3788 transitions. [2024-11-18 16:45:57,554 INFO L78 Accepts]: Start accepts. Automaton has 2588 states and 3788 transitions. Word has length 171 [2024-11-18 16:45:57,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:45:57,554 INFO L471 AbstractCegarLoop]: Abstraction has 2588 states and 3788 transitions. [2024-11-18 16:45:57,554 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 28.5) internal successors, (171), 6 states have internal predecessors, (171), 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) [2024-11-18 16:45:57,554 INFO L276 IsEmpty]: Start isEmpty. Operand 2588 states and 3788 transitions. [2024-11-18 16:45:57,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-18 16:45:57,556 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:45:57,556 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:45:57,556 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-18 16:45:57,556 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:45:57,557 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:45:57,557 INFO L85 PathProgramCache]: Analyzing trace with hash 536572153, now seen corresponding path program 1 times [2024-11-18 16:45:57,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:45:57,557 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075804212] [2024-11-18 16:45:57,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:45:57,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:45:57,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:45:58,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:45:58,596 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:45:58,596 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075804212] [2024-11-18 16:45:58,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2075804212] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:45:58,597 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:45:58,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-18 16:45:58,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413955990] [2024-11-18 16:45:58,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:45:58,597 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-18 16:45:58,597 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:45:58,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-18 16:45:58,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-18 16:45:58,598 INFO L87 Difference]: Start difference. First operand 2588 states and 3788 transitions. Second operand has 7 states, 7 states have (on average 24.428571428571427) internal successors, (171), 7 states have internal predecessors, (171), 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) [2024-11-18 16:45:58,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:45:58,814 INFO L93 Difference]: Finished difference Result 5004 states and 7345 transitions. [2024-11-18 16:45:58,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-18 16:45:58,814 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 24.428571428571427) internal successors, (171), 7 states have internal predecessors, (171), 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 171 [2024-11-18 16:45:58,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:45:58,821 INFO L225 Difference]: With dead ends: 5004 [2024-11-18 16:45:58,821 INFO L226 Difference]: Without dead ends: 2976 [2024-11-18 16:45:58,823 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-11-18 16:45:58,823 INFO L432 NwaCegarLoop]: 1342 mSDtfsCounter, 2416 mSDsluCounter, 5369 mSDsCounter, 0 mSdLazyCounter, 183 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2416 SdHoareTripleChecker+Valid, 6711 SdHoareTripleChecker+Invalid, 183 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-18 16:45:58,825 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2416 Valid, 6711 Invalid, 183 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 183 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-18 16:45:58,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2976 states. [2024-11-18 16:45:58,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2976 to 2602. [2024-11-18 16:45:58,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2602 states, 2601 states have (on average 1.4617454825067282) internal successors, (3802), 2601 states have internal predecessors, (3802), 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) [2024-11-18 16:45:58,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2602 states to 2602 states and 3802 transitions. [2024-11-18 16:45:58,854 INFO L78 Accepts]: Start accepts. Automaton has 2602 states and 3802 transitions. Word has length 171 [2024-11-18 16:45:58,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:45:58,854 INFO L471 AbstractCegarLoop]: Abstraction has 2602 states and 3802 transitions. [2024-11-18 16:45:58,854 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 24.428571428571427) internal successors, (171), 7 states have internal predecessors, (171), 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) [2024-11-18 16:45:58,854 INFO L276 IsEmpty]: Start isEmpty. Operand 2602 states and 3802 transitions. [2024-11-18 16:45:58,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-18 16:45:58,856 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:45:58,857 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:45:58,857 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-18 16:45:58,857 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:45:58,857 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:45:58,857 INFO L85 PathProgramCache]: Analyzing trace with hash 1172619318, now seen corresponding path program 1 times [2024-11-18 16:45:58,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:45:58,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425982764] [2024-11-18 16:45:58,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:45:58,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:45:59,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:45:59,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:45:59,960 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:45:59,960 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1425982764] [2024-11-18 16:45:59,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1425982764] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:45:59,961 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:45:59,961 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-18 16:45:59,961 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560727449] [2024-11-18 16:45:59,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:45:59,962 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-18 16:45:59,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:45:59,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-18 16:45:59,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=206, Unknown=0, NotChecked=0, Total=240 [2024-11-18 16:45:59,962 INFO L87 Difference]: Start difference. First operand 2602 states and 3802 transitions. Second operand has 16 states, 16 states have (on average 10.75) internal successors, (172), 16 states have internal predecessors, (172), 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) [2024-11-18 16:46:00,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:46:00,468 INFO L93 Difference]: Finished difference Result 4769 states and 6980 transitions. [2024-11-18 16:46:00,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-18 16:46:00,468 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 10.75) internal successors, (172), 16 states have internal predecessors, (172), 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 172 [2024-11-18 16:46:00,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:46:00,472 INFO L225 Difference]: With dead ends: 4769 [2024-11-18 16:46:00,472 INFO L226 Difference]: Without dead ends: 3154 [2024-11-18 16:46:00,474 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=90, Invalid=666, Unknown=0, NotChecked=0, Total=756 [2024-11-18 16:46:00,474 INFO L432 NwaCegarLoop]: 1335 mSDtfsCounter, 1873 mSDsluCounter, 17459 mSDsCounter, 0 mSdLazyCounter, 647 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1873 SdHoareTripleChecker+Valid, 18794 SdHoareTripleChecker+Invalid, 648 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 647 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-18 16:46:00,475 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1873 Valid, 18794 Invalid, 648 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 647 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-18 16:46:00,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3154 states. [2024-11-18 16:46:00,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3154 to 2974. [2024-11-18 16:46:00,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2974 states, 2973 states have (on average 1.456777665657585) internal successors, (4331), 2973 states have internal predecessors, (4331), 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) [2024-11-18 16:46:00,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2974 states to 2974 states and 4331 transitions. [2024-11-18 16:46:00,525 INFO L78 Accepts]: Start accepts. Automaton has 2974 states and 4331 transitions. Word has length 172 [2024-11-18 16:46:00,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:46:00,525 INFO L471 AbstractCegarLoop]: Abstraction has 2974 states and 4331 transitions. [2024-11-18 16:46:00,525 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 10.75) internal successors, (172), 16 states have internal predecessors, (172), 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) [2024-11-18 16:46:00,525 INFO L276 IsEmpty]: Start isEmpty. Operand 2974 states and 4331 transitions. [2024-11-18 16:46:00,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-18 16:46:00,528 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:46:00,528 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:46:00,528 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-18 16:46:00,528 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:46:00,528 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:46:00,529 INFO L85 PathProgramCache]: Analyzing trace with hash 1542353451, now seen corresponding path program 1 times [2024-11-18 16:46:00,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:46:00,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1129645857] [2024-11-18 16:46:00,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:46:00,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:46:00,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:46:00,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:46:00,774 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:46:00,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1129645857] [2024-11-18 16:46:00,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1129645857] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:46:00,774 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:46:00,774 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 16:46:00,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591738492] [2024-11-18 16:46:00,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:46:00,775 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 16:46:00,775 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:46:00,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 16:46:00,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 16:46:00,775 INFO L87 Difference]: Start difference. First operand 2974 states and 4331 transitions. Second operand has 4 states, 4 states have (on average 43.0) internal successors, (172), 4 states have internal predecessors, (172), 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) [2024-11-18 16:46:00,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:46:00,806 INFO L93 Difference]: Finished difference Result 5447 states and 7970 transitions. [2024-11-18 16:46:00,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 16:46:00,806 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 43.0) internal successors, (172), 4 states have internal predecessors, (172), 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 172 [2024-11-18 16:46:00,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:46:00,810 INFO L225 Difference]: With dead ends: 5447 [2024-11-18 16:46:00,810 INFO L226 Difference]: Without dead ends: 2994 [2024-11-18 16:46:00,812 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 16:46:00,812 INFO L432 NwaCegarLoop]: 1377 mSDtfsCounter, 0 mSDsluCounter, 2744 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4121 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 16:46:00,815 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4121 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 16:46:00,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2994 states. [2024-11-18 16:46:00,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2994 to 2994. [2024-11-18 16:46:00,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2994 states, 2993 states have (on average 1.4537253591714) internal successors, (4351), 2993 states have internal predecessors, (4351), 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) [2024-11-18 16:46:00,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2994 states to 2994 states and 4351 transitions. [2024-11-18 16:46:00,839 INFO L78 Accepts]: Start accepts. Automaton has 2994 states and 4351 transitions. Word has length 172 [2024-11-18 16:46:00,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:46:00,839 INFO L471 AbstractCegarLoop]: Abstraction has 2994 states and 4351 transitions. [2024-11-18 16:46:00,840 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 43.0) internal successors, (172), 4 states have internal predecessors, (172), 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) [2024-11-18 16:46:00,840 INFO L276 IsEmpty]: Start isEmpty. Operand 2994 states and 4351 transitions. [2024-11-18 16:46:00,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-18 16:46:00,842 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:46:00,842 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:46:00,842 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-18 16:46:00,842 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:46:00,842 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:46:00,842 INFO L85 PathProgramCache]: Analyzing trace with hash 5241890, now seen corresponding path program 1 times [2024-11-18 16:46:00,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:46:00,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073144178] [2024-11-18 16:46:00,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:46:00,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:46:00,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:46:01,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:46:01,574 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:46:01,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2073144178] [2024-11-18 16:46:01,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2073144178] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:46:01,574 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:46:01,574 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-18 16:46:01,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900460761] [2024-11-18 16:46:01,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:46:01,575 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-18 16:46:01,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:46:01,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-18 16:46:01,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-11-18 16:46:01,575 INFO L87 Difference]: Start difference. First operand 2994 states and 4351 transitions. Second operand has 9 states, 9 states have (on average 19.11111111111111) internal successors, (172), 9 states have internal predecessors, (172), 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) [2024-11-18 16:46:01,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:46:01,676 INFO L93 Difference]: Finished difference Result 5391 states and 7875 transitions. [2024-11-18 16:46:01,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-18 16:46:01,677 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 19.11111111111111) internal successors, (172), 9 states have internal predecessors, (172), 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 172 [2024-11-18 16:46:01,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:46:01,681 INFO L225 Difference]: With dead ends: 5391 [2024-11-18 16:46:01,681 INFO L226 Difference]: Without dead ends: 3186 [2024-11-18 16:46:01,683 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-11-18 16:46:01,684 INFO L432 NwaCegarLoop]: 1369 mSDtfsCounter, 16 mSDsluCounter, 8202 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 9571 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 16:46:01,685 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 9571 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 16:46:01,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3186 states. [2024-11-18 16:46:01,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3186 to 3138. [2024-11-18 16:46:01,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3138 states, 3137 states have (on average 1.4481989161619382) internal successors, (4543), 3137 states have internal predecessors, (4543), 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) [2024-11-18 16:46:01,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3138 states to 3138 states and 4543 transitions. [2024-11-18 16:46:01,708 INFO L78 Accepts]: Start accepts. Automaton has 3138 states and 4543 transitions. Word has length 172 [2024-11-18 16:46:01,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:46:01,708 INFO L471 AbstractCegarLoop]: Abstraction has 3138 states and 4543 transitions. [2024-11-18 16:46:01,708 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 19.11111111111111) internal successors, (172), 9 states have internal predecessors, (172), 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) [2024-11-18 16:46:01,708 INFO L276 IsEmpty]: Start isEmpty. Operand 3138 states and 4543 transitions. [2024-11-18 16:46:01,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-18 16:46:01,710 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:46:01,710 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:46:01,711 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-18 16:46:01,711 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:46:01,711 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:46:01,711 INFO L85 PathProgramCache]: Analyzing trace with hash -197571479, now seen corresponding path program 1 times [2024-11-18 16:46:01,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:46:01,711 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734682927] [2024-11-18 16:46:01,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:46:01,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:46:01,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:46:02,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:46:02,361 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:46:02,361 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734682927] [2024-11-18 16:46:02,361 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [734682927] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:46:02,361 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:46:02,361 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-18 16:46:02,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812662856] [2024-11-18 16:46:02,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:46:02,361 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-18 16:46:02,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:46:02,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-18 16:46:02,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-18 16:46:02,362 INFO L87 Difference]: Start difference. First operand 3138 states and 4543 transitions. Second operand has 9 states, 9 states have (on average 19.11111111111111) internal successors, (172), 9 states have internal predecessors, (172), 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) [2024-11-18 16:46:02,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:46:02,458 INFO L93 Difference]: Finished difference Result 5054 states and 7348 transitions. [2024-11-18 16:46:02,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-18 16:46:02,459 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 19.11111111111111) internal successors, (172), 9 states have internal predecessors, (172), 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 172 [2024-11-18 16:46:02,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:46:02,463 INFO L225 Difference]: With dead ends: 5054 [2024-11-18 16:46:02,464 INFO L226 Difference]: Without dead ends: 3161 [2024-11-18 16:46:02,465 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-18 16:46:02,466 INFO L432 NwaCegarLoop]: 1365 mSDtfsCounter, 87 mSDsluCounter, 9537 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 10902 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 16:46:02,466 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 10902 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 16:46:02,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3161 states. [2024-11-18 16:46:02,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3161 to 2811. [2024-11-18 16:46:02,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2811 states, 2810 states have (on average 1.4498220640569395) internal successors, (4074), 2810 states have internal predecessors, (4074), 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) [2024-11-18 16:46:02,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2811 states to 2811 states and 4074 transitions. [2024-11-18 16:46:02,486 INFO L78 Accepts]: Start accepts. Automaton has 2811 states and 4074 transitions. Word has length 172 [2024-11-18 16:46:02,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:46:02,486 INFO L471 AbstractCegarLoop]: Abstraction has 2811 states and 4074 transitions. [2024-11-18 16:46:02,487 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 19.11111111111111) internal successors, (172), 9 states have internal predecessors, (172), 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) [2024-11-18 16:46:02,487 INFO L276 IsEmpty]: Start isEmpty. Operand 2811 states and 4074 transitions. [2024-11-18 16:46:02,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-18 16:46:02,488 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:46:02,488 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:46:02,489 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-18 16:46:02,489 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:46:02,489 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:46:02,489 INFO L85 PathProgramCache]: Analyzing trace with hash 458086821, now seen corresponding path program 1 times [2024-11-18 16:46:02,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:46:02,489 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170453302] [2024-11-18 16:46:02,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:46:02,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:46:02,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:46:03,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:46:03,296 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:46:03,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [170453302] [2024-11-18 16:46:03,297 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [170453302] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:46:03,297 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:46:03,297 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 16:46:03,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274981471] [2024-11-18 16:46:03,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:46:03,297 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 16:46:03,298 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:46:03,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 16:46:03,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-18 16:46:03,298 INFO L87 Difference]: Start difference. First operand 2811 states and 4074 transitions. Second operand has 5 states, 5 states have (on average 34.4) internal successors, (172), 5 states have internal predecessors, (172), 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) [2024-11-18 16:46:03,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:46:03,709 INFO L93 Difference]: Finished difference Result 6131 states and 8910 transitions. [2024-11-18 16:46:03,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 16:46:03,710 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 34.4) internal successors, (172), 5 states have internal predecessors, (172), 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 172 [2024-11-18 16:46:03,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:46:03,714 INFO L225 Difference]: With dead ends: 6131 [2024-11-18 16:46:03,714 INFO L226 Difference]: Without dead ends: 3578 [2024-11-18 16:46:03,716 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-18 16:46:03,716 INFO L432 NwaCegarLoop]: 1339 mSDtfsCounter, 2487 mSDsluCounter, 2678 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2487 SdHoareTripleChecker+Valid, 4017 SdHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-18 16:46:03,717 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2487 Valid, 4017 Invalid, 120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-18 16:46:03,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3578 states. [2024-11-18 16:46:03,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3578 to 2811. [2024-11-18 16:46:03,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2811 states, 2810 states have (on average 1.4483985765124556) internal successors, (4070), 2810 states have internal predecessors, (4070), 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) [2024-11-18 16:46:03,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2811 states to 2811 states and 4070 transitions. [2024-11-18 16:46:03,736 INFO L78 Accepts]: Start accepts. Automaton has 2811 states and 4070 transitions. Word has length 172 [2024-11-18 16:46:03,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:46:03,737 INFO L471 AbstractCegarLoop]: Abstraction has 2811 states and 4070 transitions. [2024-11-18 16:46:03,737 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 34.4) internal successors, (172), 5 states have internal predecessors, (172), 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) [2024-11-18 16:46:03,737 INFO L276 IsEmpty]: Start isEmpty. Operand 2811 states and 4070 transitions. [2024-11-18 16:46:03,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-18 16:46:03,738 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:46:03,738 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:46:03,739 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-18 16:46:03,739 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:46:03,739 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:46:03,739 INFO L85 PathProgramCache]: Analyzing trace with hash 1223335941, now seen corresponding path program 1 times [2024-11-18 16:46:03,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:46:03,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1526533706] [2024-11-18 16:46:03,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:46:03,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:46:03,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:46:04,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:46:04,288 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:46:04,288 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1526533706] [2024-11-18 16:46:04,289 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1526533706] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:46:04,289 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:46:04,289 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 16:46:04,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1397034008] [2024-11-18 16:46:04,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:46:04,289 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 16:46:04,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:46:04,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 16:46:04,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 16:46:04,290 INFO L87 Difference]: Start difference. First operand 2811 states and 4070 transitions. Second operand has 5 states, 5 states have (on average 34.4) internal successors, (172), 5 states have internal predecessors, (172), 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) [2024-11-18 16:46:04,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:46:04,816 INFO L93 Difference]: Finished difference Result 6123 states and 8898 transitions. [2024-11-18 16:46:04,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 16:46:04,817 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 34.4) internal successors, (172), 5 states have internal predecessors, (172), 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 172 [2024-11-18 16:46:04,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:46:04,821 INFO L225 Difference]: With dead ends: 6123 [2024-11-18 16:46:04,821 INFO L226 Difference]: Without dead ends: 3566 [2024-11-18 16:46:04,823 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-18 16:46:04,824 INFO L432 NwaCegarLoop]: 1341 mSDtfsCounter, 3667 mSDsluCounter, 2678 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3667 SdHoareTripleChecker+Valid, 4019 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-18 16:46:04,824 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3667 Valid, 4019 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-18 16:46:04,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3566 states. [2024-11-18 16:46:04,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3566 to 2799. [2024-11-18 16:46:04,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2799 states, 2798 states have (on average 1.4474624731951393) internal successors, (4050), 2798 states have internal predecessors, (4050), 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) [2024-11-18 16:46:04,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2799 states to 2799 states and 4050 transitions. [2024-11-18 16:46:04,848 INFO L78 Accepts]: Start accepts. Automaton has 2799 states and 4050 transitions. Word has length 172 [2024-11-18 16:46:04,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:46:04,848 INFO L471 AbstractCegarLoop]: Abstraction has 2799 states and 4050 transitions. [2024-11-18 16:46:04,848 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 34.4) internal successors, (172), 5 states have internal predecessors, (172), 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) [2024-11-18 16:46:04,848 INFO L276 IsEmpty]: Start isEmpty. Operand 2799 states and 4050 transitions. [2024-11-18 16:46:04,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-11-18 16:46:04,850 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:46:04,850 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:46:04,850 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-18 16:46:04,850 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:46:04,850 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:46:04,850 INFO L85 PathProgramCache]: Analyzing trace with hash 1234488009, now seen corresponding path program 1 times [2024-11-18 16:46:04,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:46:04,851 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818138974] [2024-11-18 16:46:04,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:46:04,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:46:04,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:46:05,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:46:05,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:46:05,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [818138974] [2024-11-18 16:46:05,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [818138974] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:46:05,816 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:46:05,816 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-18 16:46:05,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698268282] [2024-11-18 16:46:05,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:46:05,816 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-18 16:46:05,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:46:05,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-18 16:46:05,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-18 16:46:05,817 INFO L87 Difference]: Start difference. First operand 2799 states and 4050 transitions. Second operand has 7 states, 7 states have (on average 24.714285714285715) internal successors, (173), 7 states have internal predecessors, (173), 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) [2024-11-18 16:46:06,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:46:06,038 INFO L93 Difference]: Finished difference Result 5336 states and 7767 transitions. [2024-11-18 16:46:06,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-18 16:46:06,039 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 24.714285714285715) internal successors, (173), 7 states have internal predecessors, (173), 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 173 [2024-11-18 16:46:06,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:46:06,042 INFO L225 Difference]: With dead ends: 5336 [2024-11-18 16:46:06,042 INFO L226 Difference]: Without dead ends: 3198 [2024-11-18 16:46:06,044 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-11-18 16:46:06,044 INFO L432 NwaCegarLoop]: 1348 mSDtfsCounter, 1858 mSDsluCounter, 5381 mSDsCounter, 0 mSdLazyCounter, 183 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1858 SdHoareTripleChecker+Valid, 6729 SdHoareTripleChecker+Invalid, 183 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-18 16:46:06,044 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1858 Valid, 6729 Invalid, 183 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 183 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-18 16:46:06,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3198 states. [2024-11-18 16:46:06,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3198 to 2799. [2024-11-18 16:46:06,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2799 states, 2798 states have (on average 1.4474624731951393) internal successors, (4050), 2798 states have internal predecessors, (4050), 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) [2024-11-18 16:46:06,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2799 states to 2799 states and 4050 transitions. [2024-11-18 16:46:06,069 INFO L78 Accepts]: Start accepts. Automaton has 2799 states and 4050 transitions. Word has length 173 [2024-11-18 16:46:06,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:46:06,069 INFO L471 AbstractCegarLoop]: Abstraction has 2799 states and 4050 transitions. [2024-11-18 16:46:06,069 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 24.714285714285715) internal successors, (173), 7 states have internal predecessors, (173), 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) [2024-11-18 16:46:06,069 INFO L276 IsEmpty]: Start isEmpty. Operand 2799 states and 4050 transitions. [2024-11-18 16:46:06,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-18 16:46:06,074 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:46:06,074 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:46:06,074 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-18 16:46:06,075 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:46:06,075 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:46:06,075 INFO L85 PathProgramCache]: Analyzing trace with hash -451618184, now seen corresponding path program 1 times [2024-11-18 16:46:06,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:46:06,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708832302] [2024-11-18 16:46:06,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:46:06,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:46:06,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:46:06,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:46:06,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:46:06,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708832302] [2024-11-18 16:46:06,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [708832302] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:46:06,992 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:46:06,993 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 16:46:06,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770737681] [2024-11-18 16:46:06,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:46:06,993 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 16:46:06,993 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:46:06,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 16:46:06,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-18 16:46:06,994 INFO L87 Difference]: Start difference. First operand 2799 states and 4050 transitions. Second operand has 5 states, 5 states have (on average 34.8) internal successors, (174), 5 states have internal predecessors, (174), 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) [2024-11-18 16:46:07,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:46:07,359 INFO L93 Difference]: Finished difference Result 5795 states and 8438 transitions. [2024-11-18 16:46:07,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 16:46:07,360 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 34.8) internal successors, (174), 5 states have internal predecessors, (174), 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 174 [2024-11-18 16:46:07,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:46:07,364 INFO L225 Difference]: With dead ends: 5795 [2024-11-18 16:46:07,364 INFO L226 Difference]: Without dead ends: 3566 [2024-11-18 16:46:07,366 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-18 16:46:07,367 INFO L432 NwaCegarLoop]: 1339 mSDtfsCounter, 2450 mSDsluCounter, 2678 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2450 SdHoareTripleChecker+Valid, 4017 SdHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-18 16:46:07,367 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2450 Valid, 4017 Invalid, 120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-18 16:46:07,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3566 states. [2024-11-18 16:46:07,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3566 to 2799. [2024-11-18 16:46:07,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2799 states, 2798 states have (on average 1.4449606862044317) internal successors, (4043), 2798 states have internal predecessors, (4043), 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) [2024-11-18 16:46:07,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2799 states to 2799 states and 4043 transitions. [2024-11-18 16:46:07,393 INFO L78 Accepts]: Start accepts. Automaton has 2799 states and 4043 transitions. Word has length 174 [2024-11-18 16:46:07,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:46:07,393 INFO L471 AbstractCegarLoop]: Abstraction has 2799 states and 4043 transitions. [2024-11-18 16:46:07,393 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 34.8) internal successors, (174), 5 states have internal predecessors, (174), 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) [2024-11-18 16:46:07,393 INFO L276 IsEmpty]: Start isEmpty. Operand 2799 states and 4043 transitions. [2024-11-18 16:46:07,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-18 16:46:07,395 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:46:07,395 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:46:07,396 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-18 16:46:07,396 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:46:07,396 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:46:07,397 INFO L85 PathProgramCache]: Analyzing trace with hash 395272216, now seen corresponding path program 1 times [2024-11-18 16:46:07,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:46:07,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449415249] [2024-11-18 16:46:07,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:46:07,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:46:07,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:46:07,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:46:07,908 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:46:07,909 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449415249] [2024-11-18 16:46:07,909 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1449415249] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:46:07,909 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:46:07,909 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 16:46:07,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834731414] [2024-11-18 16:46:07,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:46:07,909 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 16:46:07,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:46:07,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 16:46:07,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 16:46:07,910 INFO L87 Difference]: Start difference. First operand 2799 states and 4043 transitions. Second operand has 5 states, 5 states have (on average 34.8) internal successors, (174), 5 states have internal predecessors, (174), 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) [2024-11-18 16:46:08,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:46:08,241 INFO L93 Difference]: Finished difference Result 5781 states and 8417 transitions. [2024-11-18 16:46:08,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 16:46:08,241 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 34.8) internal successors, (174), 5 states have internal predecessors, (174), 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 174 [2024-11-18 16:46:08,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:46:08,245 INFO L225 Difference]: With dead ends: 5781 [2024-11-18 16:46:08,245 INFO L226 Difference]: Without dead ends: 3545 [2024-11-18 16:46:08,247 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-18 16:46:08,248 INFO L432 NwaCegarLoop]: 1341 mSDtfsCounter, 3626 mSDsluCounter, 2678 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3626 SdHoareTripleChecker+Valid, 4019 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-18 16:46:08,249 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3626 Valid, 4019 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-18 16:46:08,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3545 states. [2024-11-18 16:46:08,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3545 to 2778. [2024-11-18 16:46:08,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2778 states, 2777 states have (on average 1.443284119553475) internal successors, (4008), 2777 states have internal predecessors, (4008), 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) [2024-11-18 16:46:08,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2778 states to 2778 states and 4008 transitions. [2024-11-18 16:46:08,267 INFO L78 Accepts]: Start accepts. Automaton has 2778 states and 4008 transitions. Word has length 174 [2024-11-18 16:46:08,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:46:08,268 INFO L471 AbstractCegarLoop]: Abstraction has 2778 states and 4008 transitions. [2024-11-18 16:46:08,268 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 34.8) internal successors, (174), 5 states have internal predecessors, (174), 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) [2024-11-18 16:46:08,268 INFO L276 IsEmpty]: Start isEmpty. Operand 2778 states and 4008 transitions. [2024-11-18 16:46:08,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-18 16:46:08,269 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:46:08,270 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:46:08,270 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-18 16:46:08,270 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:46:08,270 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:46:08,270 INFO L85 PathProgramCache]: Analyzing trace with hash 1706087430, now seen corresponding path program 1 times [2024-11-18 16:46:08,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:46:08,270 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266934621] [2024-11-18 16:46:08,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:46:08,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:46:08,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:46:09,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:46:09,505 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:46:09,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266934621] [2024-11-18 16:46:09,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1266934621] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:46:09,505 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:46:09,505 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-18 16:46:09,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019312714] [2024-11-18 16:46:09,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:46:09,506 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-18 16:46:09,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:46:09,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-18 16:46:09,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2024-11-18 16:46:09,507 INFO L87 Difference]: Start difference. First operand 2778 states and 4008 transitions. Second operand has 13 states, 13 states have (on average 13.461538461538462) internal successors, (175), 13 states have internal predecessors, (175), 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) [2024-11-18 16:46:09,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:46:09,805 INFO L93 Difference]: Finished difference Result 4768 states and 6904 transitions. [2024-11-18 16:46:09,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-18 16:46:09,805 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 13.461538461538462) internal successors, (175), 13 states have internal predecessors, (175), 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 175 [2024-11-18 16:46:09,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:46:09,808 INFO L225 Difference]: With dead ends: 4768 [2024-11-18 16:46:09,808 INFO L226 Difference]: Without dead ends: 2808 [2024-11-18 16:46:09,809 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=49, Invalid=223, Unknown=0, NotChecked=0, Total=272 [2024-11-18 16:46:09,810 INFO L432 NwaCegarLoop]: 1345 mSDtfsCounter, 1385 mSDsluCounter, 13424 mSDsCounter, 0 mSdLazyCounter, 397 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1385 SdHoareTripleChecker+Valid, 14769 SdHoareTripleChecker+Invalid, 397 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 397 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-18 16:46:09,810 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1385 Valid, 14769 Invalid, 397 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 397 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-18 16:46:09,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2808 states. [2024-11-18 16:46:09,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2808 to 2804. [2024-11-18 16:46:09,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2804 states, 2803 states have (on average 1.441312879058152) internal successors, (4040), 2803 states have internal predecessors, (4040), 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) [2024-11-18 16:46:09,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2804 states to 2804 states and 4040 transitions. [2024-11-18 16:46:09,827 INFO L78 Accepts]: Start accepts. Automaton has 2804 states and 4040 transitions. Word has length 175 [2024-11-18 16:46:09,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:46:09,828 INFO L471 AbstractCegarLoop]: Abstraction has 2804 states and 4040 transitions. [2024-11-18 16:46:09,828 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 13.461538461538462) internal successors, (175), 13 states have internal predecessors, (175), 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) [2024-11-18 16:46:09,828 INFO L276 IsEmpty]: Start isEmpty. Operand 2804 states and 4040 transitions. [2024-11-18 16:46:09,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-18 16:46:09,829 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:46:09,829 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:46:09,829 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-18 16:46:09,830 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:46:09,830 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:46:09,830 INFO L85 PathProgramCache]: Analyzing trace with hash 1877241837, now seen corresponding path program 1 times [2024-11-18 16:46:09,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:46:09,830 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [530371174] [2024-11-18 16:46:09,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:46:09,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:46:09,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:46:10,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:46:10,558 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:46:10,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [530371174] [2024-11-18 16:46:10,558 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [530371174] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:46:10,558 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:46:10,558 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-18 16:46:10,558 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025054477] [2024-11-18 16:46:10,558 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:46:10,559 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-18 16:46:10,559 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:46:10,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-18 16:46:10,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-18 16:46:10,566 INFO L87 Difference]: Start difference. First operand 2804 states and 4040 transitions. Second operand has 7 states, 7 states have (on average 25.0) internal successors, (175), 7 states have internal predecessors, (175), 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) [2024-11-18 16:46:12,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:46:12,242 INFO L93 Difference]: Finished difference Result 7264 states and 10471 transitions. [2024-11-18 16:46:12,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-18 16:46:12,243 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 25.0) internal successors, (175), 7 states have internal predecessors, (175), 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 175 [2024-11-18 16:46:12,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:46:12,247 INFO L225 Difference]: With dead ends: 7264 [2024-11-18 16:46:12,248 INFO L226 Difference]: Without dead ends: 4652 [2024-11-18 16:46:12,252 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2024-11-18 16:46:12,253 INFO L432 NwaCegarLoop]: 1113 mSDtfsCounter, 2625 mSDsluCounter, 2790 mSDsCounter, 0 mSdLazyCounter, 1617 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2625 SdHoareTripleChecker+Valid, 3903 SdHoareTripleChecker+Invalid, 1617 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1617 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-18 16:46:12,254 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2625 Valid, 3903 Invalid, 1617 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1617 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-18 16:46:12,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4652 states. [2024-11-18 16:46:12,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4652 to 2820. [2024-11-18 16:46:12,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2820 states, 2819 states have (on average 1.4388080879744591) internal successors, (4056), 2819 states have internal predecessors, (4056), 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) [2024-11-18 16:46:12,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2820 states to 2820 states and 4056 transitions. [2024-11-18 16:46:12,301 INFO L78 Accepts]: Start accepts. Automaton has 2820 states and 4056 transitions. Word has length 175 [2024-11-18 16:46:12,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:46:12,301 INFO L471 AbstractCegarLoop]: Abstraction has 2820 states and 4056 transitions. [2024-11-18 16:46:12,301 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.0) internal successors, (175), 7 states have internal predecessors, (175), 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) [2024-11-18 16:46:12,301 INFO L276 IsEmpty]: Start isEmpty. Operand 2820 states and 4056 transitions. [2024-11-18 16:46:12,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-11-18 16:46:12,310 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:46:12,310 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:46:12,310 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-11-18 16:46:12,310 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:46:12,311 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:46:12,311 INFO L85 PathProgramCache]: Analyzing trace with hash -1276021935, now seen corresponding path program 1 times [2024-11-18 16:46:12,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:46:12,311 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664672761] [2024-11-18 16:46:12,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:46:12,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:46:12,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:46:13,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:46:13,464 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:46:13,464 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [664672761] [2024-11-18 16:46:13,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [664672761] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:46:13,464 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:46:13,464 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-18 16:46:13,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156340494] [2024-11-18 16:46:13,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:46:13,465 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-18 16:46:13,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:46:13,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-18 16:46:13,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-18 16:46:13,465 INFO L87 Difference]: Start difference. First operand 2820 states and 4056 transitions. Second operand has 6 states, 6 states have (on average 29.333333333333332) internal successors, (176), 6 states have internal predecessors, (176), 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) [2024-11-18 16:46:13,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:46:13,674 INFO L93 Difference]: Finished difference Result 6173 states and 8910 transitions. [2024-11-18 16:46:13,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 16:46:13,675 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 29.333333333333332) internal successors, (176), 6 states have internal predecessors, (176), 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 176 [2024-11-18 16:46:13,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:46:13,677 INFO L225 Difference]: With dead ends: 6173 [2024-11-18 16:46:13,678 INFO L226 Difference]: Without dead ends: 3502 [2024-11-18 16:46:13,679 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-18 16:46:13,680 INFO L432 NwaCegarLoop]: 1335 mSDtfsCounter, 3523 mSDsluCounter, 2664 mSDsCounter, 0 mSdLazyCounter, 139 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3523 SdHoareTripleChecker+Valid, 3999 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 139 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-18 16:46:13,682 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3523 Valid, 3999 Invalid, 140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 139 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-18 16:46:13,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3502 states. [2024-11-18 16:46:13,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3502 to 2783. [2024-11-18 16:46:13,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2783 states, 2782 states have (on average 1.4403306973400432) internal successors, (4007), 2782 states have internal predecessors, (4007), 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) [2024-11-18 16:46:13,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2783 states to 2783 states and 4007 transitions. [2024-11-18 16:46:13,725 INFO L78 Accepts]: Start accepts. Automaton has 2783 states and 4007 transitions. Word has length 176 [2024-11-18 16:46:13,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:46:13,725 INFO L471 AbstractCegarLoop]: Abstraction has 2783 states and 4007 transitions. [2024-11-18 16:46:13,725 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 29.333333333333332) internal successors, (176), 6 states have internal predecessors, (176), 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) [2024-11-18 16:46:13,726 INFO L276 IsEmpty]: Start isEmpty. Operand 2783 states and 4007 transitions. [2024-11-18 16:46:13,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-11-18 16:46:13,727 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:46:13,727 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:46:13,727 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-11-18 16:46:13,727 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:46:13,728 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:46:13,728 INFO L85 PathProgramCache]: Analyzing trace with hash -887898892, now seen corresponding path program 1 times [2024-11-18 16:46:13,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:46:13,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150742905] [2024-11-18 16:46:13,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:46:13,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:46:13,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:46:14,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:46:14,504 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:46:14,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [150742905] [2024-11-18 16:46:14,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [150742905] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:46:14,505 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:46:14,505 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-18 16:46:14,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180151484] [2024-11-18 16:46:14,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:46:14,505 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-18 16:46:14,505 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:46:14,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-18 16:46:14,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-18 16:46:14,506 INFO L87 Difference]: Start difference. First operand 2783 states and 4007 transitions. Second operand has 9 states, 9 states have (on average 19.555555555555557) internal successors, (176), 9 states have internal predecessors, (176), 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) [2024-11-18 16:46:15,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:46:15,346 INFO L93 Difference]: Finished difference Result 6335 states and 9205 transitions. [2024-11-18 16:46:15,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-18 16:46:15,347 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 19.555555555555557) internal successors, (176), 9 states have internal predecessors, (176), 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 176 [2024-11-18 16:46:15,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:46:15,351 INFO L225 Difference]: With dead ends: 6335 [2024-11-18 16:46:15,351 INFO L226 Difference]: Without dead ends: 4589 [2024-11-18 16:46:15,353 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2024-11-18 16:46:15,353 INFO L432 NwaCegarLoop]: 1367 mSDtfsCounter, 1616 mSDsluCounter, 6389 mSDsCounter, 0 mSdLazyCounter, 631 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1616 SdHoareTripleChecker+Valid, 7756 SdHoareTripleChecker+Invalid, 632 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 631 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-18 16:46:15,353 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1616 Valid, 7756 Invalid, 632 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 631 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-18 16:46:15,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4589 states. [2024-11-18 16:46:15,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4589 to 3889. [2024-11-18 16:46:15,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3889 states, 3888 states have (on average 1.4429012345679013) internal successors, (5610), 3888 states have internal predecessors, (5610), 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) [2024-11-18 16:46:15,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3889 states to 3889 states and 5610 transitions. [2024-11-18 16:46:15,384 INFO L78 Accepts]: Start accepts. Automaton has 3889 states and 5610 transitions. Word has length 176 [2024-11-18 16:46:15,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:46:15,384 INFO L471 AbstractCegarLoop]: Abstraction has 3889 states and 5610 transitions. [2024-11-18 16:46:15,384 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 19.555555555555557) internal successors, (176), 9 states have internal predecessors, (176), 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) [2024-11-18 16:46:15,384 INFO L276 IsEmpty]: Start isEmpty. Operand 3889 states and 5610 transitions. [2024-11-18 16:46:15,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-11-18 16:46:15,386 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:46:15,387 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:46:15,387 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-11-18 16:46:15,387 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:46:15,387 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:46:15,387 INFO L85 PathProgramCache]: Analyzing trace with hash -210712076, now seen corresponding path program 1 times [2024-11-18 16:46:15,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:46:15,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476805569] [2024-11-18 16:46:15,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:46:15,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:46:15,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:46:15,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:46:15,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:46:15,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476805569] [2024-11-18 16:46:15,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [476805569] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:46:15,924 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:46:15,924 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-18 16:46:15,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796215774] [2024-11-18 16:46:15,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:46:15,924 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-18 16:46:15,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:46:15,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-18 16:46:15,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-18 16:46:15,925 INFO L87 Difference]: Start difference. First operand 3889 states and 5610 transitions. Second operand has 7 states, 7 states have (on average 25.142857142857142) internal successors, (176), 7 states have internal predecessors, (176), 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) [2024-11-18 16:46:16,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:46:16,727 INFO L93 Difference]: Finished difference Result 9141 states and 13219 transitions. [2024-11-18 16:46:16,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-18 16:46:16,727 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 25.142857142857142) internal successors, (176), 7 states have internal predecessors, (176), 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 176 [2024-11-18 16:46:16,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:46:16,733 INFO L225 Difference]: With dead ends: 9141 [2024-11-18 16:46:16,733 INFO L226 Difference]: Without dead ends: 5846 [2024-11-18 16:46:16,737 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2024-11-18 16:46:16,737 INFO L432 NwaCegarLoop]: 1729 mSDtfsCounter, 2962 mSDsluCounter, 5584 mSDsCounter, 0 mSdLazyCounter, 1038 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2962 SdHoareTripleChecker+Valid, 7313 SdHoareTripleChecker+Invalid, 1082 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 1038 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-18 16:46:16,737 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2962 Valid, 7313 Invalid, 1082 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 1038 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-18 16:46:16,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5846 states. [2024-11-18 16:46:16,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5846 to 4179. [2024-11-18 16:46:16,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4179 states, 4178 states have (on average 1.4399234083293442) internal successors, (6016), 4178 states have internal predecessors, (6016), 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) [2024-11-18 16:46:16,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4179 states to 4179 states and 6016 transitions. [2024-11-18 16:46:16,778 INFO L78 Accepts]: Start accepts. Automaton has 4179 states and 6016 transitions. Word has length 176 [2024-11-18 16:46:16,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:46:16,779 INFO L471 AbstractCegarLoop]: Abstraction has 4179 states and 6016 transitions. [2024-11-18 16:46:16,779 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.142857142857142) internal successors, (176), 7 states have internal predecessors, (176), 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) [2024-11-18 16:46:16,779 INFO L276 IsEmpty]: Start isEmpty. Operand 4179 states and 6016 transitions. [2024-11-18 16:46:16,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-11-18 16:46:16,781 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:46:16,781 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:46:16,782 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-11-18 16:46:16,782 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:46:16,782 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:46:16,782 INFO L85 PathProgramCache]: Analyzing trace with hash 471841397, now seen corresponding path program 1 times [2024-11-18 16:46:16,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:46:16,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [616654273] [2024-11-18 16:46:16,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:46:16,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:46:16,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:46:17,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:46:17,285 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:46:17,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [616654273] [2024-11-18 16:46:17,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [616654273] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:46:17,286 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:46:17,286 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-18 16:46:17,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [543682824] [2024-11-18 16:46:17,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:46:17,286 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-18 16:46:17,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:46:17,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-18 16:46:17,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-18 16:46:17,287 INFO L87 Difference]: Start difference. First operand 4179 states and 6016 transitions. Second operand has 6 states, 6 states have (on average 29.333333333333332) internal successors, (176), 6 states have internal predecessors, (176), 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) [2024-11-18 16:46:18,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:46:18,347 INFO L93 Difference]: Finished difference Result 8306 states and 12014 transitions. [2024-11-18 16:46:18,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-18 16:46:18,348 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 29.333333333333332) internal successors, (176), 6 states have internal predecessors, (176), 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 176 [2024-11-18 16:46:18,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:46:18,352 INFO L225 Difference]: With dead ends: 8306 [2024-11-18 16:46:18,352 INFO L226 Difference]: Without dead ends: 5114 [2024-11-18 16:46:18,354 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2024-11-18 16:46:18,355 INFO L432 NwaCegarLoop]: 1118 mSDtfsCounter, 2595 mSDsluCounter, 2797 mSDsCounter, 0 mSdLazyCounter, 1610 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2595 SdHoareTripleChecker+Valid, 3915 SdHoareTripleChecker+Invalid, 1610 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1610 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-18 16:46:18,355 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2595 Valid, 3915 Invalid, 1610 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1610 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-18 16:46:18,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5114 states. [2024-11-18 16:46:18,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5114 to 4091. [2024-11-18 16:46:18,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4091 states, 4090 states have (on average 1.4418092909535452) internal successors, (5897), 4090 states have internal predecessors, (5897), 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) [2024-11-18 16:46:18,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4091 states to 4091 states and 5897 transitions. [2024-11-18 16:46:18,386 INFO L78 Accepts]: Start accepts. Automaton has 4091 states and 5897 transitions. Word has length 176 [2024-11-18 16:46:18,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:46:18,387 INFO L471 AbstractCegarLoop]: Abstraction has 4091 states and 5897 transitions. [2024-11-18 16:46:18,387 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 29.333333333333332) internal successors, (176), 6 states have internal predecessors, (176), 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) [2024-11-18 16:46:18,387 INFO L276 IsEmpty]: Start isEmpty. Operand 4091 states and 5897 transitions. [2024-11-18 16:46:18,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-11-18 16:46:18,389 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:46:18,389 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:46:18,389 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-11-18 16:46:18,389 INFO L396 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:46:18,390 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:46:18,390 INFO L85 PathProgramCache]: Analyzing trace with hash -1434635190, now seen corresponding path program 1 times [2024-11-18 16:46:18,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:46:18,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140762796] [2024-11-18 16:46:18,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:46:18,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:46:18,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:46:19,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:46:19,010 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:46:19,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140762796] [2024-11-18 16:46:19,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [140762796] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:46:19,011 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:46:19,011 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-18 16:46:19,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683788667] [2024-11-18 16:46:19,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:46:19,011 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-18 16:46:19,012 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:46:19,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-18 16:46:19,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-18 16:46:19,012 INFO L87 Difference]: Start difference. First operand 4091 states and 5897 transitions. Second operand has 7 states, 7 states have (on average 25.142857142857142) internal successors, (176), 7 states have internal predecessors, (176), 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) [2024-11-18 16:46:20,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:46:20,539 INFO L93 Difference]: Finished difference Result 10189 states and 14744 transitions. [2024-11-18 16:46:20,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-18 16:46:20,540 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 25.142857142857142) internal successors, (176), 7 states have internal predecessors, (176), 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 176 [2024-11-18 16:46:20,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:46:20,547 INFO L225 Difference]: With dead ends: 10189 [2024-11-18 16:46:20,548 INFO L226 Difference]: Without dead ends: 6246 [2024-11-18 16:46:20,552 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2024-11-18 16:46:20,553 INFO L432 NwaCegarLoop]: 1020 mSDtfsCounter, 3199 mSDsluCounter, 3530 mSDsCounter, 0 mSdLazyCounter, 2341 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3199 SdHoareTripleChecker+Valid, 4550 SdHoareTripleChecker+Invalid, 2341 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2341 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-18 16:46:20,553 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3199 Valid, 4550 Invalid, 2341 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2341 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-18 16:46:20,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6246 states. [2024-11-18 16:46:20,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6246 to 4093. [2024-11-18 16:46:20,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4093 states, 4092 states have (on average 1.4411045943304008) internal successors, (5897), 4092 states have internal predecessors, (5897), 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) [2024-11-18 16:46:20,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4093 states to 4093 states and 5897 transitions. [2024-11-18 16:46:20,598 INFO L78 Accepts]: Start accepts. Automaton has 4093 states and 5897 transitions. Word has length 176 [2024-11-18 16:46:20,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:46:20,599 INFO L471 AbstractCegarLoop]: Abstraction has 4093 states and 5897 transitions. [2024-11-18 16:46:20,599 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.142857142857142) internal successors, (176), 7 states have internal predecessors, (176), 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) [2024-11-18 16:46:20,599 INFO L276 IsEmpty]: Start isEmpty. Operand 4093 states and 5897 transitions. [2024-11-18 16:46:20,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-11-18 16:46:20,604 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:46:20,604 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:46:20,604 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-11-18 16:46:20,604 INFO L396 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:46:20,604 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:46:20,605 INFO L85 PathProgramCache]: Analyzing trace with hash 612084573, now seen corresponding path program 1 times [2024-11-18 16:46:20,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:46:20,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399016455] [2024-11-18 16:46:20,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:46:20,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:46:20,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:46:21,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:46:21,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:46:21,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399016455] [2024-11-18 16:46:21,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1399016455] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:46:21,277 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:46:21,277 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-18 16:46:21,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246068870] [2024-11-18 16:46:21,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:46:21,278 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-18 16:46:21,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:46:21,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-18 16:46:21,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-18 16:46:21,278 INFO L87 Difference]: Start difference. First operand 4093 states and 5897 transitions. Second operand has 7 states, 7 states have (on average 25.142857142857142) internal successors, (176), 7 states have internal predecessors, (176), 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) [2024-11-18 16:46:22,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:46:22,458 INFO L93 Difference]: Finished difference Result 8381 states and 12128 transitions. [2024-11-18 16:46:22,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-18 16:46:22,459 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 25.142857142857142) internal successors, (176), 7 states have internal predecessors, (176), 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 176 [2024-11-18 16:46:22,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:46:22,464 INFO L225 Difference]: With dead ends: 8381 [2024-11-18 16:46:22,464 INFO L226 Difference]: Without dead ends: 5107 [2024-11-18 16:46:22,466 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2024-11-18 16:46:22,467 INFO L432 NwaCegarLoop]: 1733 mSDtfsCounter, 1986 mSDsluCounter, 3791 mSDsCounter, 0 mSdLazyCounter, 1858 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1986 SdHoareTripleChecker+Valid, 5524 SdHoareTripleChecker+Invalid, 1859 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1858 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-18 16:46:22,467 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1986 Valid, 5524 Invalid, 1859 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1858 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-18 16:46:22,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5107 states. [2024-11-18 16:46:22,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5107 to 4084. [2024-11-18 16:46:22,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4084 states, 4083 states have (on average 1.4413421503796229) internal successors, (5885), 4083 states have internal predecessors, (5885), 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) [2024-11-18 16:46:22,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4084 states to 4084 states and 5885 transitions. [2024-11-18 16:46:22,500 INFO L78 Accepts]: Start accepts. Automaton has 4084 states and 5885 transitions. Word has length 176 [2024-11-18 16:46:22,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:46:22,501 INFO L471 AbstractCegarLoop]: Abstraction has 4084 states and 5885 transitions. [2024-11-18 16:46:22,501 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.142857142857142) internal successors, (176), 7 states have internal predecessors, (176), 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) [2024-11-18 16:46:22,501 INFO L276 IsEmpty]: Start isEmpty. Operand 4084 states and 5885 transitions. [2024-11-18 16:46:22,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-11-18 16:46:22,503 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:46:22,503 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:46:22,503 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-11-18 16:46:22,503 INFO L396 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:46:22,504 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:46:22,504 INFO L85 PathProgramCache]: Analyzing trace with hash -1972205800, now seen corresponding path program 1 times [2024-11-18 16:46:22,504 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:46:22,504 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963167577] [2024-11-18 16:46:22,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:46:22,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:46:22,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:46:23,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:46:23,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:46:23,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [963167577] [2024-11-18 16:46:23,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [963167577] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:46:23,278 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:46:23,278 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-18 16:46:23,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [706204995] [2024-11-18 16:46:23,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:46:23,279 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-18 16:46:23,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:46:23,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-18 16:46:23,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-18 16:46:23,279 INFO L87 Difference]: Start difference. First operand 4084 states and 5885 transitions. Second operand has 6 states, 6 states have (on average 29.333333333333332) internal successors, (176), 6 states have internal predecessors, (176), 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) [2024-11-18 16:46:23,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:46:23,957 INFO L93 Difference]: Finished difference Result 7202 states and 10442 transitions. [2024-11-18 16:46:23,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 16:46:23,958 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 29.333333333333332) internal successors, (176), 6 states have internal predecessors, (176), 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 176 [2024-11-18 16:46:23,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:46:23,961 INFO L225 Difference]: With dead ends: 7202 [2024-11-18 16:46:23,961 INFO L226 Difference]: Without dead ends: 3536 [2024-11-18 16:46:23,963 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-18 16:46:23,963 INFO L432 NwaCegarLoop]: 1335 mSDtfsCounter, 2897 mSDsluCounter, 3488 mSDsCounter, 0 mSdLazyCounter, 693 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2897 SdHoareTripleChecker+Valid, 4823 SdHoareTripleChecker+Invalid, 694 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 693 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-18 16:46:23,963 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2897 Valid, 4823 Invalid, 694 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 693 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-18 16:46:23,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3536 states. [2024-11-18 16:46:23,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3536 to 3079. [2024-11-18 16:46:23,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3079 states, 3078 states have (on average 1.4519168291098115) internal successors, (4469), 3078 states have internal predecessors, (4469), 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) [2024-11-18 16:46:23,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3079 states to 3079 states and 4469 transitions. [2024-11-18 16:46:23,997 INFO L78 Accepts]: Start accepts. Automaton has 3079 states and 4469 transitions. Word has length 176 [2024-11-18 16:46:23,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:46:24,001 INFO L471 AbstractCegarLoop]: Abstraction has 3079 states and 4469 transitions. [2024-11-18 16:46:24,001 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 29.333333333333332) internal successors, (176), 6 states have internal predecessors, (176), 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) [2024-11-18 16:46:24,001 INFO L276 IsEmpty]: Start isEmpty. Operand 3079 states and 4469 transitions. [2024-11-18 16:46:24,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-18 16:46:24,002 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:46:24,002 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:46:24,002 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-11-18 16:46:24,002 INFO L396 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:46:24,003 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:46:24,003 INFO L85 PathProgramCache]: Analyzing trace with hash 1274865357, now seen corresponding path program 1 times [2024-11-18 16:46:24,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:46:24,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369771496] [2024-11-18 16:46:24,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:46:24,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:46:24,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:46:24,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:46:24,321 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:46:24,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [369771496] [2024-11-18 16:46:24,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [369771496] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:46:24,321 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:46:24,321 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-18 16:46:24,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382509440] [2024-11-18 16:46:24,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:46:24,321 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-18 16:46:24,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:46:24,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-18 16:46:24,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-18 16:46:24,322 INFO L87 Difference]: Start difference. First operand 3079 states and 4469 transitions. Second operand has 7 states, 7 states have (on average 25.285714285714285) internal successors, (177), 7 states have internal predecessors, (177), 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) [2024-11-18 16:46:25,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:46:25,468 INFO L93 Difference]: Finished difference Result 5858 states and 8546 transitions. [2024-11-18 16:46:25,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-18 16:46:25,469 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 25.285714285714285) internal successors, (177), 7 states have internal predecessors, (177), 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 177 [2024-11-18 16:46:25,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:46:25,472 INFO L225 Difference]: With dead ends: 5858 [2024-11-18 16:46:25,472 INFO L226 Difference]: Without dead ends: 3169 [2024-11-18 16:46:25,474 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-18 16:46:25,474 INFO L432 NwaCegarLoop]: 864 mSDtfsCounter, 1257 mSDsluCounter, 3443 mSDsCounter, 0 mSdLazyCounter, 2588 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1257 SdHoareTripleChecker+Valid, 4307 SdHoareTripleChecker+Invalid, 2590 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 2588 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-18 16:46:25,476 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1257 Valid, 4307 Invalid, 2590 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 2588 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-18 16:46:25,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3169 states. [2024-11-18 16:46:25,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3169 to 3151. [2024-11-18 16:46:25,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3151 states, 3150 states have (on average 1.4473015873015873) internal successors, (4559), 3150 states have internal predecessors, (4559), 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) [2024-11-18 16:46:25,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3151 states to 3151 states and 4559 transitions. [2024-11-18 16:46:25,500 INFO L78 Accepts]: Start accepts. Automaton has 3151 states and 4559 transitions. Word has length 177 [2024-11-18 16:46:25,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:46:25,500 INFO L471 AbstractCegarLoop]: Abstraction has 3151 states and 4559 transitions. [2024-11-18 16:46:25,500 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.285714285714285) internal successors, (177), 7 states have internal predecessors, (177), 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) [2024-11-18 16:46:25,500 INFO L276 IsEmpty]: Start isEmpty. Operand 3151 states and 4559 transitions. [2024-11-18 16:46:25,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-18 16:46:25,501 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:46:25,501 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:46:25,501 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2024-11-18 16:46:25,501 INFO L396 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:46:25,502 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:46:25,502 INFO L85 PathProgramCache]: Analyzing trace with hash 667491135, now seen corresponding path program 1 times [2024-11-18 16:46:25,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:46:25,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108547030] [2024-11-18 16:46:25,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:46:25,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:46:25,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:46:26,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:46:26,382 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:46:26,382 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [108547030] [2024-11-18 16:46:26,382 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [108547030] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:46:26,382 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:46:26,382 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-18 16:46:26,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170037072] [2024-11-18 16:46:26,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:46:26,383 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-18 16:46:26,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:46:26,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-18 16:46:26,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2024-11-18 16:46:26,384 INFO L87 Difference]: Start difference. First operand 3151 states and 4559 transitions. Second operand has 11 states, 11 states have (on average 16.09090909090909) internal successors, (177), 11 states have internal predecessors, (177), 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) [2024-11-18 16:46:27,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:46:27,557 INFO L93 Difference]: Finished difference Result 6675 states and 9729 transitions. [2024-11-18 16:46:27,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-18 16:46:27,558 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 16.09090909090909) internal successors, (177), 11 states have internal predecessors, (177), 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 177 [2024-11-18 16:46:27,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:46:27,562 INFO L225 Difference]: With dead ends: 6675 [2024-11-18 16:46:27,563 INFO L226 Difference]: Without dead ends: 4118 [2024-11-18 16:46:27,565 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2024-11-18 16:46:27,566 INFO L432 NwaCegarLoop]: 920 mSDtfsCounter, 1418 mSDsluCounter, 3241 mSDsCounter, 0 mSdLazyCounter, 2361 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1418 SdHoareTripleChecker+Valid, 4161 SdHoareTripleChecker+Invalid, 2363 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 2361 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-18 16:46:27,567 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1418 Valid, 4161 Invalid, 2363 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 2361 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-18 16:46:27,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4118 states. [2024-11-18 16:46:27,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4118 to 3589. [2024-11-18 16:46:27,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3589 states, 3588 states have (on average 1.4531772575250836) internal successors, (5214), 3588 states have internal predecessors, (5214), 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) [2024-11-18 16:46:27,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3589 states to 3589 states and 5214 transitions. [2024-11-18 16:46:27,595 INFO L78 Accepts]: Start accepts. Automaton has 3589 states and 5214 transitions. Word has length 177 [2024-11-18 16:46:27,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:46:27,595 INFO L471 AbstractCegarLoop]: Abstraction has 3589 states and 5214 transitions. [2024-11-18 16:46:27,595 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 16.09090909090909) internal successors, (177), 11 states have internal predecessors, (177), 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) [2024-11-18 16:46:27,595 INFO L276 IsEmpty]: Start isEmpty. Operand 3589 states and 5214 transitions. [2024-11-18 16:46:27,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-18 16:46:27,596 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:46:27,596 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:46:27,596 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2024-11-18 16:46:27,597 INFO L396 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:46:27,597 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:46:27,597 INFO L85 PathProgramCache]: Analyzing trace with hash -889643357, now seen corresponding path program 1 times [2024-11-18 16:46:27,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:46:27,600 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661875292] [2024-11-18 16:46:27,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:46:27,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:46:27,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:46:28,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:46:28,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:46:28,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [661875292] [2024-11-18 16:46:28,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [661875292] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:46:28,425 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:46:28,425 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-18 16:46:28,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866623514] [2024-11-18 16:46:28,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:46:28,425 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-18 16:46:28,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:46:28,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-18 16:46:28,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-18 16:46:28,426 INFO L87 Difference]: Start difference. First operand 3589 states and 5214 transitions. Second operand has 8 states, 8 states have (on average 22.125) internal successors, (177), 8 states have internal predecessors, (177), 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) [2024-11-18 16:46:29,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:46:29,630 INFO L93 Difference]: Finished difference Result 6979 states and 10163 transitions. [2024-11-18 16:46:29,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-18 16:46:29,631 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 22.125) internal successors, (177), 8 states have internal predecessors, (177), 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 177 [2024-11-18 16:46:29,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:46:29,635 INFO L225 Difference]: With dead ends: 6979 [2024-11-18 16:46:29,635 INFO L226 Difference]: Without dead ends: 3914 [2024-11-18 16:46:29,638 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2024-11-18 16:46:29,639 INFO L432 NwaCegarLoop]: 1331 mSDtfsCounter, 2405 mSDsluCounter, 3809 mSDsCounter, 0 mSdLazyCounter, 1756 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2405 SdHoareTripleChecker+Valid, 5140 SdHoareTripleChecker+Invalid, 1756 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1756 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-18 16:46:29,642 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2405 Valid, 5140 Invalid, 1756 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1756 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-18 16:46:29,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3914 states. [2024-11-18 16:46:29,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3914 to 3595. [2024-11-18 16:46:29,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3595 states, 3594 states have (on average 1.452977184195882) internal successors, (5222), 3594 states have internal predecessors, (5222), 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) [2024-11-18 16:46:29,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3595 states to 3595 states and 5222 transitions. [2024-11-18 16:46:29,697 INFO L78 Accepts]: Start accepts. Automaton has 3595 states and 5222 transitions. Word has length 177 [2024-11-18 16:46:29,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:46:29,698 INFO L471 AbstractCegarLoop]: Abstraction has 3595 states and 5222 transitions. [2024-11-18 16:46:29,698 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 22.125) internal successors, (177), 8 states have internal predecessors, (177), 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) [2024-11-18 16:46:29,698 INFO L276 IsEmpty]: Start isEmpty. Operand 3595 states and 5222 transitions. [2024-11-18 16:46:29,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-18 16:46:29,699 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:46:29,699 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:46:29,699 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2024-11-18 16:46:29,699 INFO L396 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:46:29,700 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:46:29,700 INFO L85 PathProgramCache]: Analyzing trace with hash -1078095671, now seen corresponding path program 1 times [2024-11-18 16:46:29,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:46:29,704 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520129642] [2024-11-18 16:46:29,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:46:29,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:46:29,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:46:30,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:46:30,280 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:46:30,280 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520129642] [2024-11-18 16:46:30,281 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1520129642] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:46:30,281 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:46:30,281 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-18 16:46:30,281 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215572693] [2024-11-18 16:46:30,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:46:30,281 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-18 16:46:30,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:46:30,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-18 16:46:30,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-18 16:46:30,282 INFO L87 Difference]: Start difference. First operand 3595 states and 5222 transitions. Second operand has 6 states, 6 states have (on average 29.5) internal successors, (177), 6 states have internal predecessors, (177), 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) [2024-11-18 16:46:31,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:46:31,418 INFO L93 Difference]: Finished difference Result 9257 states and 13506 transitions. [2024-11-18 16:46:31,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-18 16:46:31,418 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 29.5) internal successors, (177), 6 states have internal predecessors, (177), 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 177 [2024-11-18 16:46:31,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:46:31,423 INFO L225 Difference]: With dead ends: 9257 [2024-11-18 16:46:31,423 INFO L226 Difference]: Without dead ends: 5797 [2024-11-18 16:46:31,426 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2024-11-18 16:46:31,426 INFO L432 NwaCegarLoop]: 1026 mSDtfsCounter, 3189 mSDsluCounter, 2702 mSDsCounter, 0 mSdLazyCounter, 1793 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3189 SdHoareTripleChecker+Valid, 3728 SdHoareTripleChecker+Invalid, 1793 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1793 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-18 16:46:31,426 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3189 Valid, 3728 Invalid, 1793 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1793 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-18 16:46:31,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5797 states. [2024-11-18 16:46:31,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5797 to 3311. [2024-11-18 16:46:31,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3311 states, 3310 states have (on average 1.4574018126888217) internal successors, (4824), 3310 states have internal predecessors, (4824), 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) [2024-11-18 16:46:31,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3311 states to 3311 states and 4824 transitions. [2024-11-18 16:46:31,497 INFO L78 Accepts]: Start accepts. Automaton has 3311 states and 4824 transitions. Word has length 177 [2024-11-18 16:46:31,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:46:31,497 INFO L471 AbstractCegarLoop]: Abstraction has 3311 states and 4824 transitions. [2024-11-18 16:46:31,498 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 29.5) internal successors, (177), 6 states have internal predecessors, (177), 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) [2024-11-18 16:46:31,498 INFO L276 IsEmpty]: Start isEmpty. Operand 3311 states and 4824 transitions. [2024-11-18 16:46:31,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-18 16:46:31,498 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:46:31,499 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:46:31,499 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2024-11-18 16:46:31,499 INFO L396 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:46:31,499 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:46:31,499 INFO L85 PathProgramCache]: Analyzing trace with hash -1103187539, now seen corresponding path program 1 times [2024-11-18 16:46:31,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:46:31,499 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [968674686] [2024-11-18 16:46:31,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:46:31,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:46:31,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:46:31,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:46:31,735 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:46:31,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [968674686] [2024-11-18 16:46:31,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [968674686] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:46:31,736 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:46:31,736 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 16:46:31,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585202860] [2024-11-18 16:46:31,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:46:31,736 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 16:46:31,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:46:31,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 16:46:31,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 16:46:31,737 INFO L87 Difference]: Start difference. First operand 3311 states and 4824 transitions. Second operand has 4 states, 4 states have (on average 44.5) internal successors, (178), 4 states have internal predecessors, (178), 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) [2024-11-18 16:46:31,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:46:31,769 INFO L93 Difference]: Finished difference Result 6181 states and 9025 transitions. [2024-11-18 16:46:31,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 16:46:31,770 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 44.5) internal successors, (178), 4 states have internal predecessors, (178), 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 178 [2024-11-18 16:46:31,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:46:31,772 INFO L225 Difference]: With dead ends: 6181 [2024-11-18 16:46:31,772 INFO L226 Difference]: Without dead ends: 3276 [2024-11-18 16:46:31,774 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-18 16:46:31,775 INFO L432 NwaCegarLoop]: 1372 mSDtfsCounter, 1219 mSDsluCounter, 1371 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1219 SdHoareTripleChecker+Valid, 2743 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 16:46:31,775 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1219 Valid, 2743 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 16:46:31,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3276 states. [2024-11-18 16:46:31,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3276 to 3262. [2024-11-18 16:46:31,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3262 states, 3261 states have (on average 1.453541858325667) internal successors, (4740), 3261 states have internal predecessors, (4740), 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) [2024-11-18 16:46:31,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3262 states to 3262 states and 4740 transitions. [2024-11-18 16:46:31,800 INFO L78 Accepts]: Start accepts. Automaton has 3262 states and 4740 transitions. Word has length 178 [2024-11-18 16:46:31,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:46:31,800 INFO L471 AbstractCegarLoop]: Abstraction has 3262 states and 4740 transitions. [2024-11-18 16:46:31,800 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 44.5) internal successors, (178), 4 states have internal predecessors, (178), 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) [2024-11-18 16:46:31,801 INFO L276 IsEmpty]: Start isEmpty. Operand 3262 states and 4740 transitions. [2024-11-18 16:46:31,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-18 16:46:31,801 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:46:31,801 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:46:31,802 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2024-11-18 16:46:31,802 INFO L396 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:46:31,802 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:46:31,802 INFO L85 PathProgramCache]: Analyzing trace with hash -320912460, now seen corresponding path program 1 times [2024-11-18 16:46:31,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:46:31,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1441452746] [2024-11-18 16:46:31,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:46:31,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:46:31,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:46:32,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:46:32,341 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:46:32,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1441452746] [2024-11-18 16:46:32,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1441452746] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:46:32,342 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:46:32,342 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 16:46:32,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783826394] [2024-11-18 16:46:32,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:46:32,342 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 16:46:32,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:46:32,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 16:46:32,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 16:46:32,343 INFO L87 Difference]: Start difference. First operand 3262 states and 4740 transitions. Second operand has 5 states, 5 states have (on average 35.6) internal successors, (178), 5 states have internal predecessors, (178), 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) [2024-11-18 16:46:32,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:46:32,397 INFO L93 Difference]: Finished difference Result 6324 states and 9210 transitions. [2024-11-18 16:46:32,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 16:46:32,398 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 35.6) internal successors, (178), 5 states have internal predecessors, (178), 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 178 [2024-11-18 16:46:32,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:46:32,400 INFO L225 Difference]: With dead ends: 6324 [2024-11-18 16:46:32,400 INFO L226 Difference]: Without dead ends: 3302 [2024-11-18 16:46:32,402 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 16:46:32,403 INFO L432 NwaCegarLoop]: 1367 mSDtfsCounter, 2 mSDsluCounter, 4090 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 5457 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 16:46:32,403 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 5457 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 16:46:32,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3302 states. [2024-11-18 16:46:32,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3302 to 3288. [2024-11-18 16:46:32,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3288 states, 3287 states have (on average 1.4517797383632491) internal successors, (4772), 3287 states have internal predecessors, (4772), 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) [2024-11-18 16:46:32,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3288 states to 3288 states and 4772 transitions. [2024-11-18 16:46:32,429 INFO L78 Accepts]: Start accepts. Automaton has 3288 states and 4772 transitions. Word has length 178 [2024-11-18 16:46:32,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:46:32,429 INFO L471 AbstractCegarLoop]: Abstraction has 3288 states and 4772 transitions. [2024-11-18 16:46:32,430 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 35.6) internal successors, (178), 5 states have internal predecessors, (178), 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) [2024-11-18 16:46:32,430 INFO L276 IsEmpty]: Start isEmpty. Operand 3288 states and 4772 transitions. [2024-11-18 16:46:32,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-18 16:46:32,430 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:46:32,431 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:46:32,431 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2024-11-18 16:46:32,431 INFO L396 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:46:32,431 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:46:32,431 INFO L85 PathProgramCache]: Analyzing trace with hash -1569816681, now seen corresponding path program 1 times [2024-11-18 16:46:32,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:46:32,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024371488] [2024-11-18 16:46:32,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:46:32,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:46:32,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:46:32,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:46:32,951 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:46:32,951 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1024371488] [2024-11-18 16:46:32,951 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1024371488] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:46:32,951 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:46:32,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-18 16:46:32,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975852161] [2024-11-18 16:46:32,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:46:32,952 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-18 16:46:32,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:46:32,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-18 16:46:32,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-18 16:46:32,952 INFO L87 Difference]: Start difference. First operand 3288 states and 4772 transitions. Second operand has 7 states, 7 states have (on average 25.428571428571427) internal successors, (178), 7 states have internal predecessors, (178), 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) [2024-11-18 16:46:33,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:46:33,205 INFO L93 Difference]: Finished difference Result 6645 states and 9654 transitions. [2024-11-18 16:46:33,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-18 16:46:33,205 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 25.428571428571427) internal successors, (178), 7 states have internal predecessors, (178), 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 178 [2024-11-18 16:46:33,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:46:33,209 INFO L225 Difference]: With dead ends: 6645 [2024-11-18 16:46:33,209 INFO L226 Difference]: Without dead ends: 3557 [2024-11-18 16:46:33,212 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2024-11-18 16:46:33,212 INFO L432 NwaCegarLoop]: 1332 mSDtfsCounter, 2368 mSDsluCounter, 5319 mSDsCounter, 0 mSdLazyCounter, 224 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2368 SdHoareTripleChecker+Valid, 6651 SdHoareTripleChecker+Invalid, 225 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-18 16:46:33,212 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2368 Valid, 6651 Invalid, 225 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 224 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-18 16:46:33,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3557 states. [2024-11-18 16:46:33,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3557 to 3286. [2024-11-18 16:46:33,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3286 states, 3285 states have (on average 1.4514459665144597) internal successors, (4768), 3285 states have internal predecessors, (4768), 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) [2024-11-18 16:46:33,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3286 states to 3286 states and 4768 transitions. [2024-11-18 16:46:33,241 INFO L78 Accepts]: Start accepts. Automaton has 3286 states and 4768 transitions. Word has length 178 [2024-11-18 16:46:33,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:46:33,241 INFO L471 AbstractCegarLoop]: Abstraction has 3286 states and 4768 transitions. [2024-11-18 16:46:33,241 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.428571428571427) internal successors, (178), 7 states have internal predecessors, (178), 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) [2024-11-18 16:46:33,241 INFO L276 IsEmpty]: Start isEmpty. Operand 3286 states and 4768 transitions. [2024-11-18 16:46:33,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-18 16:46:33,242 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:46:33,242 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:46:33,242 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2024-11-18 16:46:33,243 INFO L396 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:46:33,243 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:46:33,243 INFO L85 PathProgramCache]: Analyzing trace with hash 1873991259, now seen corresponding path program 1 times [2024-11-18 16:46:33,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:46:33,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [486928221] [2024-11-18 16:46:33,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:46:33,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:46:33,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:46:33,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:46:33,723 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:46:33,723 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [486928221] [2024-11-18 16:46:33,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [486928221] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:46:33,723 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:46:33,723 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 16:46:33,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286835748] [2024-11-18 16:46:33,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:46:33,723 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 16:46:33,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:46:33,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 16:46:33,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 16:46:33,724 INFO L87 Difference]: Start difference. First operand 3286 states and 4768 transitions. Second operand has 5 states, 5 states have (on average 35.6) internal successors, (178), 5 states have internal predecessors, (178), 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) [2024-11-18 16:46:34,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:46:34,054 INFO L93 Difference]: Finished difference Result 7008 states and 10202 transitions. [2024-11-18 16:46:34,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 16:46:34,055 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 35.6) internal successors, (178), 5 states have internal predecessors, (178), 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 178 [2024-11-18 16:46:34,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:46:34,059 INFO L225 Difference]: With dead ends: 7008 [2024-11-18 16:46:34,059 INFO L226 Difference]: Without dead ends: 3921 [2024-11-18 16:46:34,061 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-18 16:46:34,061 INFO L432 NwaCegarLoop]: 1338 mSDtfsCounter, 3539 mSDsluCounter, 2671 mSDsCounter, 0 mSdLazyCounter, 116 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3539 SdHoareTripleChecker+Valid, 4009 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-18 16:46:34,062 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3539 Valid, 4009 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-18 16:46:34,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3921 states. [2024-11-18 16:46:34,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3921 to 3254. [2024-11-18 16:46:34,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3254 states, 3253 states have (on average 1.4521979711035966) internal successors, (4724), 3253 states have internal predecessors, (4724), 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) [2024-11-18 16:46:34,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3254 states to 3254 states and 4724 transitions. [2024-11-18 16:46:34,087 INFO L78 Accepts]: Start accepts. Automaton has 3254 states and 4724 transitions. Word has length 178 [2024-11-18 16:46:34,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:46:34,087 INFO L471 AbstractCegarLoop]: Abstraction has 3254 states and 4724 transitions. [2024-11-18 16:46:34,087 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 35.6) internal successors, (178), 5 states have internal predecessors, (178), 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) [2024-11-18 16:46:34,088 INFO L276 IsEmpty]: Start isEmpty. Operand 3254 states and 4724 transitions. [2024-11-18 16:46:34,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-18 16:46:34,088 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:46:34,088 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:46:34,088 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2024-11-18 16:46:34,089 INFO L396 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:46:34,089 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:46:34,089 INFO L85 PathProgramCache]: Analyzing trace with hash 1704824134, now seen corresponding path program 1 times [2024-11-18 16:46:34,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:46:34,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [881872488] [2024-11-18 16:46:34,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:46:34,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:46:34,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 16:46:34,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 16:46:34,908 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 16:46:34,909 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [881872488] [2024-11-18 16:46:34,909 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [881872488] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 16:46:34,909 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 16:46:34,909 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-18 16:46:34,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99357655] [2024-11-18 16:46:34,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 16:46:34,909 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-18 16:46:34,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 16:46:34,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-18 16:46:34,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=156, Unknown=0, NotChecked=0, Total=182 [2024-11-18 16:46:34,910 INFO L87 Difference]: Start difference. First operand 3254 states and 4724 transitions. Second operand has 14 states, 14 states have (on average 12.785714285714286) internal successors, (179), 14 states have internal predecessors, (179), 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) [2024-11-18 16:46:35,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 16:46:35,305 INFO L93 Difference]: Finished difference Result 6162 states and 8959 transitions. [2024-11-18 16:46:35,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-18 16:46:35,305 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 12.785714285714286) internal successors, (179), 14 states have internal predecessors, (179), 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 179 [2024-11-18 16:46:35,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 16:46:35,308 INFO L225 Difference]: With dead ends: 6162 [2024-11-18 16:46:35,308 INFO L226 Difference]: Without dead ends: 3264 [2024-11-18 16:46:35,311 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=66, Invalid=486, Unknown=0, NotChecked=0, Total=552 [2024-11-18 16:46:35,311 INFO L432 NwaCegarLoop]: 1333 mSDtfsCounter, 1689 mSDsluCounter, 14636 mSDsCounter, 0 mSdLazyCounter, 530 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1689 SdHoareTripleChecker+Valid, 15969 SdHoareTripleChecker+Invalid, 530 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 530 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-18 16:46:35,312 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1689 Valid, 15969 Invalid, 530 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 530 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-18 16:46:35,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3264 states. [2024-11-18 16:46:35,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3264 to 3255. [2024-11-18 16:46:35,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3255 states, 3254 states have (on average 1.452059004302397) internal successors, (4725), 3254 states have internal predecessors, (4725), 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) [2024-11-18 16:46:35,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3255 states to 3255 states and 4725 transitions. [2024-11-18 16:46:35,337 INFO L78 Accepts]: Start accepts. Automaton has 3255 states and 4725 transitions. Word has length 179 [2024-11-18 16:46:35,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 16:46:35,337 INFO L471 AbstractCegarLoop]: Abstraction has 3255 states and 4725 transitions. [2024-11-18 16:46:35,337 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 12.785714285714286) internal successors, (179), 14 states have internal predecessors, (179), 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) [2024-11-18 16:46:35,337 INFO L276 IsEmpty]: Start isEmpty. Operand 3255 states and 4725 transitions. [2024-11-18 16:46:35,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-18 16:46:35,338 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 16:46:35,338 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 16:46:35,338 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2024-11-18 16:46:35,338 INFO L396 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 16:46:35,339 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 16:46:35,339 INFO L85 PathProgramCache]: Analyzing trace with hash -1934484862, now seen corresponding path program 1 times [2024-11-18 16:46:35,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 16:46:35,339 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427756352] [2024-11-18 16:46:35,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 16:46:35,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 16:46:35,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 16:46:35,508 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-18 16:46:35,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 16:46:35,744 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-18 16:46:35,744 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-18 16:46:35,745 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-18 16:46:35,746 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2024-11-18 16:46:35,749 INFO L407 BasicCegarLoop]: Path program 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] [2024-11-18 16:46:35,840 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-18 16:46:35,842 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 04:46:35 BoogieIcfgContainer [2024-11-18 16:46:35,843 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-18 16:46:35,844 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-18 16:46:35,844 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-18 16:46:35,844 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-18 16:46:35,844 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:45:31" (3/4) ... [2024-11-18 16:46:35,846 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-18 16:46:35,847 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-18 16:46:35,848 INFO L158 Benchmark]: Toolchain (without parser) took 69589.31ms. Allocated memory was 184.5MB in the beginning and 2.5GB in the end (delta: 2.4GB). Free memory was 152.8MB in the beginning and 1.1GB in the end (delta: -931.4MB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2024-11-18 16:46:35,848 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 134.2MB. Free memory is still 97.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 16:46:35,848 INFO L158 Benchmark]: CACSL2BoogieTranslator took 986.41ms. Allocated memory is still 184.5MB. Free memory was 151.9MB in the beginning and 123.8MB in the end (delta: 28.1MB). Peak memory consumption was 79.3MB. Max. memory is 16.1GB. [2024-11-18 16:46:35,848 INFO L158 Benchmark]: Boogie Procedure Inliner took 470.33ms. Allocated memory is still 184.5MB. Free memory was 123.8MB in the beginning and 71.9MB in the end (delta: 51.9MB). Peak memory consumption was 86.8MB. Max. memory is 16.1GB. [2024-11-18 16:46:35,849 INFO L158 Benchmark]: Boogie Preprocessor took 646.84ms. Allocated memory was 184.5MB in the beginning and 364.9MB in the end (delta: 180.4MB). Free memory was 71.9MB in the beginning and 211.8MB in the end (delta: -139.9MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. [2024-11-18 16:46:35,849 INFO L158 Benchmark]: RCFGBuilder took 3137.76ms. Allocated memory was 364.9MB in the beginning and 710.9MB in the end (delta: 346.0MB). Free memory was 211.8MB in the beginning and 523.2MB in the end (delta: -311.4MB). Peak memory consumption was 179.3MB. Max. memory is 16.1GB. [2024-11-18 16:46:35,849 INFO L158 Benchmark]: TraceAbstraction took 64339.58ms. Allocated memory was 710.9MB in the beginning and 2.5GB in the end (delta: 1.8GB). Free memory was 522.2MB in the beginning and 1.1GB in the end (delta: -562.1MB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2024-11-18 16:46:35,849 INFO L158 Benchmark]: Witness Printer took 3.56ms. Allocated memory is still 2.5GB. Free memory is still 1.1GB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 16:46:35,850 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 134.2MB. Free memory is still 97.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 986.41ms. Allocated memory is still 184.5MB. Free memory was 151.9MB in the beginning and 123.8MB in the end (delta: 28.1MB). Peak memory consumption was 79.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 470.33ms. Allocated memory is still 184.5MB. Free memory was 123.8MB in the beginning and 71.9MB in the end (delta: 51.9MB). Peak memory consumption was 86.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 646.84ms. Allocated memory was 184.5MB in the beginning and 364.9MB in the end (delta: 180.4MB). Free memory was 71.9MB in the beginning and 211.8MB in the end (delta: -139.9MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. * RCFGBuilder took 3137.76ms. Allocated memory was 364.9MB in the beginning and 710.9MB in the end (delta: 346.0MB). Free memory was 211.8MB in the beginning and 523.2MB in the end (delta: -311.4MB). Peak memory consumption was 179.3MB. Max. memory is 16.1GB. * TraceAbstraction took 64339.58ms. Allocated memory was 710.9MB in the beginning and 2.5GB in the end (delta: 1.8GB). Free memory was 522.2MB in the beginning and 1.1GB in the end (delta: -562.1MB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. * Witness Printer took 3.56ms. Allocated memory is still 2.5GB. Free memory is still 1.1GB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 414, overapproximation of bitwiseAnd at line 422. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 32); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (32 - 1); [L32] const SORT_6 mask_SORT_6 = (SORT_6)-1 >> (sizeof(SORT_6) * 8 - 2); [L33] const SORT_6 msb_SORT_6 = (SORT_6)1 << (2 - 1); [L35] const SORT_38 mask_SORT_38 = (SORT_38)-1 >> (sizeof(SORT_38) * 8 - 31); [L36] const SORT_38 msb_SORT_38 = (SORT_38)1 << (31 - 1); [L38] const SORT_45 mask_SORT_45 = (SORT_45)-1 >> (sizeof(SORT_45) * 8 - 3); [L39] const SORT_45 msb_SORT_45 = (SORT_45)1 << (3 - 1); [L41] const SORT_3 var_4 = 0; [L42] const SORT_3 var_5 = 1; [L43] const SORT_6 var_7 = 2; [L44] const SORT_6 var_10 = 1; [L45] const SORT_1 var_32 = 1; [L46] const SORT_1 var_33 = 0; [L47] const SORT_38 var_39 = 0; [L48] const SORT_6 var_41 = 0; [L49] const SORT_45 var_46 = 0; [L50] const SORT_45 var_50 = 1; [L51] const SORT_45 var_56 = 4; [L52] const SORT_45 var_58 = 5; [L53] const SORT_45 var_76 = 2; [L54] const SORT_45 var_86 = 3; [L56] SORT_1 input_2; [L57] SORT_45 input_451; [L58] SORT_45 input_572; [L60] EXPR __VERIFIER_nondet_uchar() & mask_SORT_6 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, var_10=1, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L60] SORT_6 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_6; [L61] EXPR __VERIFIER_nondet_uchar() & mask_SORT_6 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, var_10=1, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L61] SORT_6 state_17 = __VERIFIER_nondet_uchar() & mask_SORT_6; [L62] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, var_10=1, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L62] SORT_1 state_34 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L63] EXPR __VERIFIER_nondet_uchar() & mask_SORT_6 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, var_10=1, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L63] SORT_6 state_42 = __VERIFIER_nondet_uchar() & mask_SORT_6; [L64] EXPR __VERIFIER_nondet_uchar() & mask_SORT_45 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, var_10=1, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L64] SORT_45 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_45; [L65] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, var_10=1, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L65] SORT_1 state_72 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L66] EXPR __VERIFIER_nondet_uchar() & mask_SORT_6 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, var_10=1, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L66] SORT_6 state_98 = __VERIFIER_nondet_uchar() & mask_SORT_6; [L67] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, var_10=1, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L67] SORT_1 state_129 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L68] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, var_10=1, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L68] SORT_1 state_131 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L69] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, var_10=1, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L69] SORT_1 state_141 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L70] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, var_10=1, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L70] SORT_1 state_143 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L71] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, var_10=1, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L71] SORT_1 state_145 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L72] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, var_10=1, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L72] SORT_1 state_147 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L73] EXPR __VERIFIER_nondet_uchar() & mask_SORT_45 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, var_10=1, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L73] SORT_45 state_149 = __VERIFIER_nondet_uchar() & mask_SORT_45; [L74] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, var_10=1, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L74] SORT_1 state_154 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L75] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, var_10=1, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L75] SORT_1 state_168 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L76] EXPR __VERIFIER_nondet_uchar() & mask_SORT_45 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, var_10=1, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L76] SORT_45 state_170 = __VERIFIER_nondet_uchar() & mask_SORT_45; [L77] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, var_10=1, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L77] SORT_1 state_172 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L78] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, var_10=1, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L78] SORT_1 state_174 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L79] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, var_10=1, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L79] SORT_1 state_176 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L80] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, var_10=1, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L80] SORT_1 state_178 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L81] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, var_10=1, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L81] SORT_1 state_180 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L82] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, var_10=1, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L82] SORT_1 state_182 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L83] EXPR __VERIFIER_nondet_uchar() & mask_SORT_45 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, var_10=1, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L83] SORT_45 state_184 = __VERIFIER_nondet_uchar() & mask_SORT_45; [L84] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, var_10=1, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L84] SORT_1 state_189 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L85] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, var_10=1, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L85] SORT_1 state_203 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L86] EXPR __VERIFIER_nondet_uchar() & mask_SORT_45 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, var_10=1, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L86] SORT_45 state_205 = __VERIFIER_nondet_uchar() & mask_SORT_45; [L87] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, var_10=1, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L87] SORT_1 state_207 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L88] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, var_10=1, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L88] SORT_1 state_209 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L90] SORT_6 init_9_arg_1 = var_7; [L91] state_8 = init_9_arg_1 [L92] SORT_6 init_18_arg_1 = var_7; [L93] state_17 = init_18_arg_1 [L94] SORT_1 init_35_arg_1 = var_33; [L95] state_34 = init_35_arg_1 [L96] SORT_6 init_43_arg_1 = var_41; [L97] state_42 = init_43_arg_1 [L98] SORT_45 init_48_arg_1 = var_46; [L99] state_47 = init_48_arg_1 [L100] SORT_1 init_73_arg_1 = var_33; [L101] state_72 = init_73_arg_1 [L102] SORT_6 init_99_arg_1 = var_41; [L103] state_98 = init_99_arg_1 [L104] SORT_1 init_130_arg_1 = var_33; [L105] state_129 = init_130_arg_1 [L106] SORT_1 init_132_arg_1 = var_33; [L107] state_131 = init_132_arg_1 [L108] SORT_1 init_142_arg_1 = var_33; [L109] state_141 = init_142_arg_1 [L110] SORT_1 init_144_arg_1 = var_33; [L111] state_143 = init_144_arg_1 [L112] SORT_1 init_146_arg_1 = var_33; [L113] state_145 = init_146_arg_1 [L114] SORT_1 init_148_arg_1 = var_32; [L115] state_147 = init_148_arg_1 [L116] SORT_45 init_150_arg_1 = var_58; [L117] state_149 = init_150_arg_1 [L118] SORT_1 init_155_arg_1 = var_32; [L119] state_154 = init_155_arg_1 [L120] SORT_1 init_169_arg_1 = var_32; [L121] state_168 = init_169_arg_1 [L122] SORT_45 init_171_arg_1 = var_76; [L123] state_170 = init_171_arg_1 [L124] SORT_1 init_173_arg_1 = var_33; [L125] state_172 = init_173_arg_1 [L126] SORT_1 init_175_arg_1 = var_33; [L127] state_174 = init_175_arg_1 [L128] SORT_1 init_177_arg_1 = var_33; [L129] state_176 = init_177_arg_1 [L130] SORT_1 init_179_arg_1 = var_33; [L131] state_178 = init_179_arg_1 [L132] SORT_1 init_181_arg_1 = var_33; [L133] state_180 = init_181_arg_1 [L134] SORT_1 init_183_arg_1 = var_32; [L135] state_182 = init_183_arg_1 [L136] SORT_45 init_185_arg_1 = var_58; [L137] state_184 = init_185_arg_1 [L138] SORT_1 init_190_arg_1 = var_32; [L139] state_189 = init_190_arg_1 [L140] SORT_1 init_204_arg_1 = var_32; [L141] state_203 = init_204_arg_1 [L142] SORT_45 init_206_arg_1 = var_76; [L143] state_205 = init_206_arg_1 [L144] SORT_1 init_208_arg_1 = var_33; [L145] state_207 = init_208_arg_1 [L146] SORT_1 init_210_arg_1 = var_33; [L147] state_209 = init_210_arg_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L150] input_2 = __VERIFIER_nondet_uchar() [L151] input_451 = __VERIFIER_nondet_uchar() [L152] input_572 = __VERIFIER_nondet_uchar() [L155] SORT_6 var_11_arg_0 = state_8; [L156] SORT_6 var_11_arg_1 = var_10; [L157] SORT_1 var_11 = var_11_arg_0 == var_11_arg_1; [L158] SORT_1 var_12_arg_0 = var_11; [L159] SORT_3 var_12_arg_1 = var_5; [L160] SORT_3 var_12_arg_2 = var_4; [L161] SORT_3 var_12 = var_12_arg_0 ? var_12_arg_1 : var_12_arg_2; [L162] SORT_3 var_13_arg_0 = var_12; [L163] SORT_1 var_13 = var_13_arg_0 >> 0; [L164] SORT_1 var_14_arg_0 = var_13; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_14_arg_0=0, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L165] EXPR var_14_arg_0 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L165] var_14_arg_0 = var_14_arg_0 & mask_SORT_1 [L166] SORT_3 var_14 = var_14_arg_0; [L167] SORT_3 var_15_arg_0 = var_14; [L168] SORT_3 var_15_arg_1 = var_5; [L169] SORT_1 var_15 = var_15_arg_0 == var_15_arg_1; [L170] SORT_1 var_16_arg_0 = var_15; [L171] SORT_1 var_16 = ~var_16_arg_0; [L172] SORT_6 var_19_arg_0 = state_17; [L173] SORT_6 var_19_arg_1 = var_10; [L174] SORT_1 var_19 = var_19_arg_0 == var_19_arg_1; [L175] SORT_1 var_20_arg_0 = var_19; [L176] SORT_3 var_20_arg_1 = var_5; [L177] SORT_3 var_20_arg_2 = var_4; [L178] SORT_3 var_20 = var_20_arg_0 ? var_20_arg_1 : var_20_arg_2; [L179] SORT_3 var_21_arg_0 = var_20; [L180] SORT_1 var_21 = var_21_arg_0 >> 0; [L181] SORT_1 var_22_arg_0 = var_21; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_16=-1, var_21=0, var_22_arg_0=0, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L182] EXPR var_22_arg_0 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_16=-1, var_21=0, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L182] var_22_arg_0 = var_22_arg_0 & mask_SORT_1 [L183] SORT_3 var_22 = var_22_arg_0; [L184] SORT_3 var_23_arg_0 = var_22; [L185] SORT_3 var_23_arg_1 = var_5; [L186] SORT_1 var_23 = var_23_arg_0 == var_23_arg_1; [L187] SORT_1 var_24_arg_0 = var_16; [L188] SORT_1 var_24_arg_1 = var_23; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_21=0, var_24_arg_0=-1, var_24_arg_1=0, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L189] EXPR var_24_arg_0 | var_24_arg_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_21=0, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L189] SORT_1 var_24 = var_24_arg_0 | var_24_arg_1; [L190] SORT_1 var_25_arg_0 = var_21; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_21=0, var_24=255, var_25_arg_0=0, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L191] EXPR var_25_arg_0 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_21=0, var_24=255, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L191] var_25_arg_0 = var_25_arg_0 & mask_SORT_1 [L192] SORT_3 var_25 = var_25_arg_0; [L193] SORT_3 var_26_arg_0 = var_25; [L194] SORT_3 var_26_arg_1 = var_5; [L195] SORT_1 var_26 = var_26_arg_0 == var_26_arg_1; [L196] SORT_1 var_27_arg_0 = var_26; [L197] SORT_1 var_27 = ~var_27_arg_0; [L198] SORT_1 var_28_arg_0 = var_13; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_21=0, var_24=255, var_27=-1, var_28_arg_0=0, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L199] EXPR var_28_arg_0 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_21=0, var_24=255, var_27=-1, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L199] var_28_arg_0 = var_28_arg_0 & mask_SORT_1 [L200] SORT_3 var_28 = var_28_arg_0; [L201] SORT_3 var_29_arg_0 = var_28; [L202] SORT_3 var_29_arg_1 = var_5; [L203] SORT_1 var_29 = var_29_arg_0 == var_29_arg_1; [L204] SORT_1 var_30_arg_0 = var_27; [L205] SORT_1 var_30_arg_1 = var_29; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_21=0, var_24=255, var_30_arg_0=-1, var_30_arg_1=0, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L206] EXPR var_30_arg_0 | var_30_arg_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_21=0, var_24=255, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L206] SORT_1 var_30 = var_30_arg_0 | var_30_arg_1; [L207] SORT_1 var_31_arg_0 = var_24; [L208] SORT_1 var_31_arg_1 = var_30; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_21=0, var_31_arg_0=255, var_31_arg_1=255, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L209] EXPR var_31_arg_0 & var_31_arg_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_21=0, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L209] SORT_1 var_31 = var_31_arg_0 & var_31_arg_1; [L210] SORT_45 var_64_arg_0 = state_47; [L211] SORT_45 var_64_arg_1 = var_50; [L212] SORT_1 var_64 = var_64_arg_0 == var_64_arg_1; [L213] SORT_6 var_65_arg_0 = state_42; [L214] SORT_6 var_65_arg_1 = var_10; [L215] SORT_1 var_65 = var_65_arg_0 == var_65_arg_1; [L216] SORT_1 var_66_arg_0 = var_64; [L217] SORT_1 var_66_arg_1 = var_65; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_66_arg_0=0, var_66_arg_1=0, var_76=2, var_7=2, var_86=3] [L218] EXPR var_66_arg_0 | var_66_arg_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L218] SORT_1 var_66 = var_66_arg_0 | var_66_arg_1; [L219] EXPR var_66 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L219] var_66 = var_66 & mask_SORT_1 [L220] SORT_6 var_44_arg_0 = state_42; [L221] SORT_6 var_44_arg_1 = var_41; [L222] SORT_1 var_44 = var_44_arg_0 == var_44_arg_1; [L223] SORT_45 var_49_arg_0 = state_47; [L224] SORT_45 var_49_arg_1 = var_46; [L225] SORT_1 var_49 = var_49_arg_0 == var_49_arg_1; [L226] SORT_45 var_51_arg_0 = state_47; [L227] SORT_45 var_51_arg_1 = var_50; [L228] SORT_1 var_51 = var_51_arg_0 == var_51_arg_1; [L229] SORT_1 var_52_arg_0 = var_49; [L230] SORT_1 var_52_arg_1 = var_51; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_39=0, var_41=0, var_44=1, var_46=0, var_4=0, var_50=1, var_52_arg_0=1, var_52_arg_1=0, var_56=4, var_58=5, var_5=1, var_66=0, var_76=2, var_7=2, var_86=3] [L231] EXPR var_52_arg_0 | var_52_arg_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_39=0, var_41=0, var_44=1, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_66=0, var_76=2, var_7=2, var_86=3] [L231] SORT_1 var_52 = var_52_arg_0 | var_52_arg_1; [L232] SORT_1 var_53_arg_0 = var_52; [L233] SORT_1 var_53 = ~var_53_arg_0; [L234] SORT_1 var_54_arg_0 = var_44; [L235] SORT_1 var_54_arg_1 = var_53; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_54_arg_0=1, var_54_arg_1=-2, var_56=4, var_58=5, var_5=1, var_66=0, var_76=2, var_7=2, var_86=3] [L236] EXPR var_54_arg_0 & var_54_arg_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_66=0, var_76=2, var_7=2, var_86=3] [L236] SORT_1 var_54 = var_54_arg_0 & var_54_arg_1; [L237] SORT_6 var_55_arg_0 = state_42; [L238] SORT_6 var_55_arg_1 = var_10; [L239] SORT_1 var_55 = var_55_arg_0 == var_55_arg_1; [L240] SORT_45 var_57_arg_0 = state_47; [L241] SORT_45 var_57_arg_1 = var_56; [L242] SORT_1 var_57 = var_57_arg_0 == var_57_arg_1; [L243] SORT_45 var_59_arg_0 = state_47; [L244] SORT_45 var_59_arg_1 = var_58; [L245] SORT_1 var_59 = var_59_arg_0 == var_59_arg_1; [L246] SORT_1 var_60_arg_0 = var_57; [L247] SORT_1 var_60_arg_1 = var_59; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_54=0, var_55=0, var_56=4, var_58=5, var_5=1, var_60_arg_0=0, var_60_arg_1=0, var_66=0, var_76=2, var_7=2, var_86=3] [L248] EXPR var_60_arg_0 | var_60_arg_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_54=0, var_55=0, var_56=4, var_58=5, var_5=1, var_66=0, var_76=2, var_7=2, var_86=3] [L248] SORT_1 var_60 = var_60_arg_0 | var_60_arg_1; [L249] SORT_1 var_61_arg_0 = var_55; [L250] SORT_1 var_61_arg_1 = var_60; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_54=0, var_56=4, var_58=5, var_5=1, var_61_arg_0=0, var_61_arg_1=0, var_66=0, var_76=2, var_7=2, var_86=3] [L251] EXPR var_61_arg_0 & var_61_arg_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_54=0, var_56=4, var_58=5, var_5=1, var_66=0, var_76=2, var_7=2, var_86=3] [L251] SORT_1 var_61 = var_61_arg_0 & var_61_arg_1; [L252] SORT_1 var_62_arg_0 = var_54; [L253] SORT_1 var_62_arg_1 = var_61; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_62_arg_0=0, var_62_arg_1=0, var_66=0, var_76=2, var_7=2, var_86=3] [L254] EXPR var_62_arg_0 | var_62_arg_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_66=0, var_76=2, var_7=2, var_86=3] [L254] SORT_1 var_62 = var_62_arg_0 | var_62_arg_1; [L255] EXPR var_62 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_66=0, var_76=2, var_7=2, var_86=3] [L255] var_62 = var_62 & mask_SORT_1 [L256] SORT_1 var_36_arg_0 = state_34; [L257] SORT_1 var_36 = ~var_36_arg_0; [L258] SORT_1 var_37_arg_0 = var_32; [L259] SORT_1 var_37_arg_1 = var_36; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37_arg_0=1, var_37_arg_1=-1, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_62=0, var_66=0, var_76=2, var_7=2, var_86=3] [L260] EXPR var_37_arg_0 & var_37_arg_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_62=0, var_66=0, var_76=2, var_7=2, var_86=3] [L260] SORT_1 var_37 = var_37_arg_0 & var_37_arg_1; [L261] EXPR var_37 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_62=0, var_66=0, var_76=2, var_7=2, var_86=3] [L261] var_37 = var_37 & mask_SORT_1 [L262] SORT_38 var_40_arg_0 = var_39; [L263] SORT_1 var_40_arg_1 = var_37; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_40_arg_0=0, var_40_arg_1=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_62=0, var_66=0, var_76=2, var_7=2, var_86=3] [L264] EXPR ((SORT_3)var_40_arg_0 << 1) | var_40_arg_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_62=0, var_66=0, var_76=2, var_7=2, var_86=3] [L264] SORT_3 var_40 = ((SORT_3)var_40_arg_0 << 1) | var_40_arg_1; [L265] SORT_1 var_63_arg_0 = var_62; [L266] SORT_3 var_63_arg_1 = var_40; [L267] SORT_3 var_63_arg_2 = var_4; [L268] SORT_3 var_63 = var_63_arg_0 ? var_63_arg_1 : var_63_arg_2; [L269] SORT_1 var_67_arg_0 = var_66; [L270] SORT_3 var_67_arg_1 = var_5; [L271] SORT_3 var_67_arg_2 = var_63; [L272] SORT_3 var_67 = var_67_arg_0 ? var_67_arg_1 : var_67_arg_2; [L273] SORT_3 var_68_arg_0 = var_67; [L274] SORT_1 var_68 = var_68_arg_0 >> 0; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_76=2, var_7=2, var_86=3] [L275] EXPR var_68 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_76=2, var_7=2, var_86=3] [L275] var_68 = var_68 & mask_SORT_1 [L276] SORT_1 var_69_arg_0 = var_13; [L277] SORT_1 var_69_arg_1 = var_68; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_69_arg_0=0, var_69_arg_1=0, var_76=2, var_7=2, var_86=3] [L278] EXPR var_69_arg_0 & var_69_arg_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_76=2, var_7=2, var_86=3] [L278] SORT_1 var_69 = var_69_arg_0 & var_69_arg_1; [L279] SORT_1 var_70_arg_0 = var_69; [L280] SORT_1 var_70_arg_1 = var_21; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_70_arg_0=0, var_70_arg_1=0, var_76=2, var_7=2, var_86=3] [L281] EXPR var_70_arg_0 & var_70_arg_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_76=2, var_7=2, var_86=3] [L281] SORT_1 var_70 = var_70_arg_0 & var_70_arg_1; [L282] SORT_1 var_71_arg_0 = var_70; [L283] SORT_1 var_71 = ~var_71_arg_0; [L284] SORT_45 var_113_arg_0 = state_47; [L285] SORT_45 var_113_arg_1 = var_50; [L286] SORT_1 var_113 = var_113_arg_0 == var_113_arg_1; [L287] SORT_6 var_114_arg_0 = state_98; [L288] SORT_6 var_114_arg_1 = var_10; [L289] SORT_1 var_114 = var_114_arg_0 == var_114_arg_1; [L290] SORT_1 var_115_arg_0 = var_113; [L291] SORT_1 var_115_arg_1 = var_114; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_115_arg_0=0, var_115_arg_1=0, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_7=2, var_86=3] [L292] EXPR var_115_arg_0 | var_115_arg_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_7=2, var_86=3] [L292] SORT_1 var_115 = var_115_arg_0 | var_115_arg_1; [L293] EXPR var_115 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_7=2, var_86=3] [L293] var_115 = var_115 & mask_SORT_1 [L294] SORT_6 var_100_arg_0 = state_98; [L295] SORT_6 var_100_arg_1 = var_41; [L296] SORT_1 var_100 = var_100_arg_0 == var_100_arg_1; [L297] SORT_45 var_101_arg_0 = state_47; [L298] SORT_45 var_101_arg_1 = var_46; [L299] SORT_1 var_101 = var_101_arg_0 == var_101_arg_1; [L300] SORT_45 var_102_arg_0 = state_47; [L301] SORT_45 var_102_arg_1 = var_50; [L302] SORT_1 var_102 = var_102_arg_0 == var_102_arg_1; [L303] SORT_1 var_103_arg_0 = var_101; [L304] SORT_1 var_103_arg_1 = var_102; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_100=1, var_103_arg_0=1, var_103_arg_1=0, var_10=1, var_115=0, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_7=2, var_86=3] [L305] EXPR var_103_arg_0 | var_103_arg_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_100=1, var_10=1, var_115=0, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_7=2, var_86=3] [L305] SORT_1 var_103 = var_103_arg_0 | var_103_arg_1; [L306] SORT_1 var_104_arg_0 = var_103; [L307] SORT_1 var_104 = ~var_104_arg_0; [L308] SORT_1 var_105_arg_0 = var_100; [L309] SORT_1 var_105_arg_1 = var_104; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_105_arg_0=1, var_105_arg_1=-2, var_10=1, var_115=0, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_7=2, var_86=3] [L310] EXPR var_105_arg_0 & var_105_arg_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_115=0, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_7=2, var_86=3] [L310] SORT_1 var_105 = var_105_arg_0 & var_105_arg_1; [L311] SORT_6 var_106_arg_0 = state_98; [L312] SORT_6 var_106_arg_1 = var_10; [L313] SORT_1 var_106 = var_106_arg_0 == var_106_arg_1; [L314] SORT_45 var_107_arg_0 = state_47; [L315] SORT_45 var_107_arg_1 = var_56; [L316] SORT_1 var_107 = var_107_arg_0 == var_107_arg_1; [L317] SORT_45 var_108_arg_0 = state_47; [L318] SORT_45 var_108_arg_1 = var_58; [L319] SORT_1 var_108 = var_108_arg_0 == var_108_arg_1; [L320] SORT_1 var_109_arg_0 = var_107; [L321] SORT_1 var_109_arg_1 = var_108; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_105=1, var_106=0, var_109_arg_0=0, var_109_arg_1=0, var_10=1, var_115=0, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_7=2, var_86=3] [L322] EXPR var_109_arg_0 | var_109_arg_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_105=1, var_106=0, var_10=1, var_115=0, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_7=2, var_86=3] [L322] SORT_1 var_109 = var_109_arg_0 | var_109_arg_1; [L323] SORT_1 var_110_arg_0 = var_106; [L324] SORT_1 var_110_arg_1 = var_109; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_105=1, var_10=1, var_110_arg_0=0, var_110_arg_1=0, var_115=0, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_7=2, var_86=3] [L325] EXPR var_110_arg_0 & var_110_arg_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_105=1, var_10=1, var_115=0, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_7=2, var_86=3] [L325] SORT_1 var_110 = var_110_arg_0 & var_110_arg_1; [L326] SORT_1 var_111_arg_0 = var_105; [L327] SORT_1 var_111_arg_1 = var_110; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_111_arg_0=1, var_111_arg_1=0, var_115=0, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_7=2, var_86=3] [L328] EXPR var_111_arg_0 | var_111_arg_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_115=0, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_7=2, var_86=3] [L328] SORT_1 var_111 = var_111_arg_0 | var_111_arg_1; [L329] EXPR var_111 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_115=0, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_7=2, var_86=3] [L329] var_111 = var_111 & mask_SORT_1 [L330] SORT_6 var_92_arg_0 = state_42; [L331] SORT_6 var_92_arg_1 = var_7; [L332] SORT_1 var_92 = var_92_arg_0 == var_92_arg_1; [L333] SORT_1 var_93_arg_0 = var_33; [L334] SORT_1 var_93_arg_1 = var_92; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_111=1, var_115=0, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_7=2, var_86=3, var_93_arg_0=0, var_93_arg_1=0] [L335] EXPR var_93_arg_0 | var_93_arg_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_111=1, var_115=0, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_7=2, var_86=3] [L335] SORT_1 var_93 = var_93_arg_0 | var_93_arg_1; [L336] EXPR var_93 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_111=1, var_115=0, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_7=2, var_86=3] [L336] var_93 = var_93 & mask_SORT_1 [L337] SORT_45 var_77_arg_0 = state_47; [L338] SORT_45 var_77_arg_1 = var_76; [L339] SORT_1 var_77 = var_77_arg_0 == var_77_arg_1; [L340] SORT_45 var_78_arg_0 = state_47; [L341] SORT_45 var_78_arg_1 = var_56; [L342] SORT_1 var_78 = var_78_arg_0 == var_78_arg_1; [L343] SORT_1 var_79_arg_0 = var_77; [L344] SORT_1 var_79_arg_1 = var_78; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_111=1, var_115=0, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_79_arg_0=0, var_79_arg_1=0, var_7=2, var_86=3, var_93=0] [L345] EXPR var_79_arg_0 | var_79_arg_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_111=1, var_115=0, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_7=2, var_86=3, var_93=0] [L345] SORT_1 var_79 = var_79_arg_0 | var_79_arg_1; [L346] SORT_45 var_80_arg_0 = state_47; [L347] SORT_45 var_80_arg_1 = var_58; [L348] SORT_1 var_80 = var_80_arg_0 == var_80_arg_1; [L349] SORT_1 var_81_arg_0 = var_79; [L350] SORT_1 var_81_arg_1 = var_80; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_111=1, var_115=0, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_7=2, var_81_arg_0=0, var_81_arg_1=0, var_86=3, var_93=0] [L351] EXPR var_81_arg_0 | var_81_arg_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_111=1, var_115=0, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_7=2, var_86=3, var_93=0] [L351] SORT_1 var_81 = var_81_arg_0 | var_81_arg_1; [L352] SORT_45 var_82_arg_0 = state_47; [L353] SORT_45 var_82_arg_1 = var_50; [L354] SORT_1 var_82 = var_82_arg_0 == var_82_arg_1; [L355] SORT_6 var_83_arg_0 = state_42; [L356] SORT_6 var_83_arg_1 = var_10; [L357] SORT_1 var_83 = var_83_arg_0 == var_83_arg_1; [L358] SORT_1 var_84_arg_0 = var_82; [L359] SORT_1 var_84_arg_1 = var_83; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_111=1, var_115=0, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_7=2, var_81=0, var_84_arg_0=0, var_84_arg_1=0, var_86=3, var_93=0] [L360] EXPR var_84_arg_0 & var_84_arg_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_111=1, var_115=0, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_7=2, var_81=0, var_86=3, var_93=0] [L360] SORT_1 var_84 = var_84_arg_0 & var_84_arg_1; [L361] SORT_1 var_85_arg_0 = var_81; [L362] SORT_1 var_85_arg_1 = var_84; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_111=1, var_115=0, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_7=2, var_85_arg_0=0, var_85_arg_1=0, var_86=3, var_93=0] [L363] EXPR var_85_arg_0 | var_85_arg_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_111=1, var_115=0, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_7=2, var_86=3, var_93=0] [L363] SORT_1 var_85 = var_85_arg_0 | var_85_arg_1; [L364] SORT_45 var_87_arg_0 = state_47; [L365] SORT_45 var_87_arg_1 = var_86; [L366] SORT_1 var_87 = var_87_arg_0 == var_87_arg_1; [L367] SORT_6 var_88_arg_0 = state_42; [L368] SORT_6 var_88_arg_1 = var_41; [L369] SORT_1 var_88 = var_88_arg_0 == var_88_arg_1; [L370] SORT_1 var_89_arg_0 = var_87; [L371] SORT_1 var_89_arg_1 = var_88; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_111=1, var_115=0, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_7=2, var_85=0, var_86=3, var_89_arg_0=0, var_89_arg_1=1, var_93=0] [L372] EXPR var_89_arg_0 & var_89_arg_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_111=1, var_115=0, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_7=2, var_85=0, var_86=3, var_93=0] [L372] SORT_1 var_89 = var_89_arg_0 & var_89_arg_1; [L373] SORT_1 var_90_arg_0 = var_85; [L374] SORT_1 var_90_arg_1 = var_89; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_111=1, var_115=0, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_7=2, var_86=3, var_90_arg_0=0, var_90_arg_1=0, var_93=0] [L375] EXPR var_90_arg_0 | var_90_arg_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_111=1, var_115=0, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_7=2, var_86=3, var_93=0] [L375] SORT_1 var_90 = var_90_arg_0 | var_90_arg_1; [L376] EXPR var_90 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_111=1, var_115=0, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_7=2, var_86=3, var_93=0] [L376] var_90 = var_90 & mask_SORT_1 [L377] SORT_1 var_91_arg_0 = var_90; [L378] SORT_3 var_91_arg_1 = var_5; [L379] SORT_3 var_91_arg_2 = var_4; [L380] SORT_3 var_91 = var_91_arg_0 ? var_91_arg_1 : var_91_arg_2; [L381] SORT_1 var_94_arg_0 = var_93; [L382] SORT_3 var_94_arg_1 = var_4; [L383] SORT_3 var_94_arg_2 = var_91; [L384] SORT_3 var_94 = var_94_arg_0 ? var_94_arg_1 : var_94_arg_2; [L385] SORT_3 var_95_arg_0 = var_94; [L386] SORT_1 var_95 = var_95_arg_0 >> 0; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_111=1, var_115=0, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_7=2, var_86=3, var_95=0] [L387] EXPR var_95 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_111=1, var_115=0, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_7=2, var_86=3] [L387] var_95 = var_95 & mask_SORT_1 [L388] SORT_1 var_74_arg_0 = state_72; [L389] SORT_1 var_74 = ~var_74_arg_0; [L390] SORT_1 var_75_arg_0 = var_32; [L391] SORT_1 var_75_arg_1 = var_74; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_111=1, var_115=0, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_75_arg_0=1, var_75_arg_1=-1, var_76=2, var_7=2, var_86=3, var_95=0] [L392] EXPR var_75_arg_0 & var_75_arg_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_111=1, var_115=0, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_37=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_7=2, var_86=3, var_95=0] [L392] SORT_1 var_75 = var_75_arg_0 & var_75_arg_1; [L393] SORT_1 var_96_arg_0 = var_95; [L394] SORT_1 var_96_arg_1 = var_37; [L395] SORT_1 var_96_arg_2 = var_75; [L396] SORT_1 var_96 = var_96_arg_0 ? var_96_arg_1 : var_96_arg_2; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_111=1, var_115=0, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_7=2, var_86=3, var_96=1] [L397] EXPR var_96 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_111=1, var_115=0, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_7=2, var_86=3] [L397] var_96 = var_96 & mask_SORT_1 [L398] SORT_38 var_97_arg_0 = var_39; [L399] SORT_1 var_97_arg_1 = var_96; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_111=1, var_115=0, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_7=2, var_86=3, var_97_arg_0=0, var_97_arg_1=1] [L400] EXPR ((SORT_3)var_97_arg_0 << 1) | var_97_arg_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_111=1, var_115=0, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_7=2, var_86=3] [L400] SORT_3 var_97 = ((SORT_3)var_97_arg_0 << 1) | var_97_arg_1; [L401] SORT_1 var_112_arg_0 = var_111; [L402] SORT_3 var_112_arg_1 = var_97; [L403] SORT_3 var_112_arg_2 = var_4; [L404] SORT_3 var_112 = var_112_arg_0 ? var_112_arg_1 : var_112_arg_2; [L405] SORT_1 var_116_arg_0 = var_115; [L406] SORT_3 var_116_arg_1 = var_5; [L407] SORT_3 var_116_arg_2 = var_112; [L408] SORT_3 var_116 = var_116_arg_0 ? var_116_arg_1 : var_116_arg_2; [L409] SORT_3 var_117_arg_0 = var_116; [L410] SORT_1 var_117 = var_117_arg_0 >> 0; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_117=1, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_7=2, var_86=3] [L411] EXPR var_117 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_71=-1, var_76=2, var_7=2, var_86=3] [L411] var_117 = var_117 & mask_SORT_1 [L412] SORT_1 var_118_arg_0 = var_71; [L413] SORT_1 var_118_arg_1 = var_117; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_117=1, var_118_arg_0=-1, var_118_arg_1=1, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_76=2, var_7=2, var_86=3] [L414] EXPR var_118_arg_0 | var_118_arg_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_117=1, var_13=0, var_21=0, var_31=255, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_76=2, var_7=2, var_86=3] [L414] SORT_1 var_118 = var_118_arg_0 | var_118_arg_1; [L415] SORT_1 var_119_arg_0 = var_31; [L416] SORT_1 var_119_arg_1 = var_118; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_117=1, var_119_arg_0=255, var_119_arg_1=256, var_13=0, var_21=0, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_76=2, var_7=2, var_86=3] [L417] EXPR var_119_arg_0 & var_119_arg_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_117=1, var_13=0, var_21=0, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_76=2, var_7=2, var_86=3] [L417] SORT_1 var_119 = var_119_arg_0 & var_119_arg_1; [L418] SORT_1 var_122_arg_0 = var_119; [L419] SORT_1 var_122 = ~var_122_arg_0; [L420] SORT_1 var_123_arg_0 = var_32; [L421] SORT_1 var_123_arg_1 = var_122; VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_117=1, var_123_arg_0=1, var_123_arg_1=-1, var_13=0, var_21=0, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_76=2, var_7=2, var_86=3] [L422] EXPR var_123_arg_0 & var_123_arg_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_117=1, var_13=0, var_21=0, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_76=2, var_7=2, var_86=3] [L422] SORT_1 var_123 = var_123_arg_0 & var_123_arg_1; [L423] EXPR var_123 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_45=7, mask_SORT_6=3, state_129=0, state_131=0, state_141=0, state_143=0, state_145=0, state_147=1, state_149=5, state_154=1, state_168=1, state_170=2, state_172=0, state_174=0, state_176=0, state_178=0, state_17=2, state_180=0, state_182=1, state_184=5, state_189=1, state_203=1, state_205=2, state_207=0, state_209=0, state_34=0, state_42=0, state_47=0, state_72=0, state_8=2, state_98=0, var_10=1, var_117=1, var_13=0, var_21=0, var_32=1, var_33=0, var_39=0, var_41=0, var_46=0, var_4=0, var_50=1, var_56=4, var_58=5, var_5=1, var_68=0, var_76=2, var_7=2, var_86=3] [L423] var_123 = var_123 & mask_SORT_1 [L424] SORT_1 bad_124_arg_0 = var_123; [L425] CALL __VERIFIER_assert(!(bad_124_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 926 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 64.2s, OverallIterations: 51, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 23.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 76811 SdHoareTripleChecker+Valid, 19.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 76811 mSDsluCounter, 324108 SdHoareTripleChecker+Invalid, 16.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 257077 mSDsCounter, 146 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 27256 IncrementalHoareTripleChecker+Invalid, 27402 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 146 mSolverCounterUnsat, 67031 mSDtfsCounter, 27256 mSolverCounterSat, 0.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 502 GetRequests, 148 SyntacticMatches, 2 SemanticMatches, 352 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 315 ImplicationChecksByTransitivity, 2.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4179occurred in iteration=37, InterpolantAutomatonStates: 347, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.6s AutomataMinimizationTime, 50 MinimizatonAttempts, 21655 StatesRemovedByMinimization, 41 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 5.4s SatisfiabilityAnalysisTime, 30.9s InterpolantComputationTime, 8735 NumberOfCodeBlocks, 8735 NumberOfCodeBlocksAsserted, 51 NumberOfCheckSat, 8506 ConstructedInterpolants, 0 QuantifiedInterpolants, 30624 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 50 InterpolantComputations, 50 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-18 16:46:35,896 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cache_coherence_two.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 56b29f9d5660210a85c24688e6471450833c85f52fe4e28968dbf3dd7aaa100e --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 16:46:38,286 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 16:46:38,336 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-18 16:46:38,339 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 16:46:38,339 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 16:46:38,354 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 16:46:38,354 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 16:46:38,355 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 16:46:38,357 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 16:46:38,358 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 16:46:38,358 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 16:46:38,358 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 16:46:38,359 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 16:46:38,359 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 16:46:38,359 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 16:46:38,360 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 16:46:38,360 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 16:46:38,360 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 16:46:38,360 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 16:46:38,361 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 16:46:38,361 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 16:46:38,361 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-18 16:46:38,361 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-18 16:46:38,362 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 16:46:38,362 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-18 16:46:38,362 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 16:46:38,362 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 16:46:38,363 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 16:46:38,363 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 16:46:38,363 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 16:46:38,363 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 16:46:38,363 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 16:46:38,364 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 16:46:38,364 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 16:46:38,364 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 16:46:38,364 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-18 16:46:38,365 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-18 16:46:38,365 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 16:46:38,365 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 16:46:38,365 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 16:46:38,366 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 16:46:38,366 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56b29f9d5660210a85c24688e6471450833c85f52fe4e28968dbf3dd7aaa100e [2024-11-18 16:46:38,663 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 16:46:38,690 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 16:46:38,692 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 16:46:38,694 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 16:46:38,694 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 16:46:38,696 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cache_coherence_two.c [2024-11-18 16:46:40,173 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 16:46:40,435 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 16:46:40,435 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cache_coherence_two.c [2024-11-18 16:46:40,449 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a9b582e8/259604dc582e4974aa8718a5f341a202/FLAG2834bb8a2 [2024-11-18 16:46:40,460 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a9b582e8/259604dc582e4974aa8718a5f341a202 [2024-11-18 16:46:40,463 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 16:46:40,466 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 16:46:40,468 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 16:46:40,468 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 16:46:40,473 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 16:46:40,473 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:46:40" (1/1) ... [2024-11-18 16:46:40,476 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@257fa000 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:46:40, skipping insertion in model container [2024-11-18 16:46:40,476 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:46:40" (1/1) ... [2024-11-18 16:46:40,536 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 16:46:40,693 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cache_coherence_two.c[1259,1272] [2024-11-18 16:46:40,966 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 16:46:40,976 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 16:46:40,984 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cache_coherence_two.c[1259,1272] [2024-11-18 16:46:41,113 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 16:46:41,127 INFO L204 MainTranslator]: Completed translation [2024-11-18 16:46:41,127 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:46:41 WrapperNode [2024-11-18 16:46:41,128 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 16:46:41,128 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 16:46:41,129 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 16:46:41,129 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 16:46:41,134 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:46:41" (1/1) ... [2024-11-18 16:46:41,169 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:46:41" (1/1) ... [2024-11-18 16:46:41,266 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1996 [2024-11-18 16:46:41,266 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 16:46:41,267 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 16:46:41,267 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 16:46:41,267 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 16:46:41,276 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:46:41" (1/1) ... [2024-11-18 16:46:41,277 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:46:41" (1/1) ... [2024-11-18 16:46:41,287 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:46:41" (1/1) ... [2024-11-18 16:46:41,324 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-18 16:46:41,324 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:46:41" (1/1) ... [2024-11-18 16:46:41,325 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:46:41" (1/1) ... [2024-11-18 16:46:41,363 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:46:41" (1/1) ... [2024-11-18 16:46:41,367 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:46:41" (1/1) ... [2024-11-18 16:46:41,383 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:46:41" (1/1) ... [2024-11-18 16:46:41,393 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:46:41" (1/1) ... [2024-11-18 16:46:41,408 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 16:46:41,409 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 16:46:41,410 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 16:46:41,410 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 16:46:41,411 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:46:41" (1/1) ... [2024-11-18 16:46:41,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 16:46:41,427 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 16:46:41,440 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-18 16:46:41,445 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-18 16:46:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 16:46:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-18 16:46:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 16:46:41,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 16:46:41,844 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 16:46:41,845 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation