./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p09.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.vis_arrays_vsaR_p09.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 4331b326563c28634161a81fb2ae86afdf4d504fa891c078bd10383b9144dfd4 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 18:19:41,828 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 18:19:41,880 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-18 18:19:41,884 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 18:19:41,885 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 18:19:41,899 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 18:19:41,899 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 18:19:41,900 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 18:19:41,900 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 18:19:41,900 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 18:19:41,901 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 18:19:41,901 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 18:19:41,901 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 18:19:41,902 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 18:19:41,902 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 18:19:41,902 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 18:19:41,906 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 18:19:41,906 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-18 18:19:41,907 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 18:19:41,907 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 18:19:41,907 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 18:19:41,907 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 18:19:41,908 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 18:19:41,908 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 18:19:41,908 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 18:19:41,908 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 18:19:41,908 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 18:19:41,909 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 18:19:41,909 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 18:19:41,909 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 18:19:41,909 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 18:19:41,909 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 18:19:41,909 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 18:19:41,910 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-18 18:19:41,910 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-18 18:19:41,910 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 18:19:41,910 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 18:19:41,910 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 18:19:41,910 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 18:19:41,911 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4331b326563c28634161a81fb2ae86afdf4d504fa891c078bd10383b9144dfd4 [2024-11-18 18:19:42,096 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 18:19:42,110 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 18:19:42,112 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 18:19:42,113 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 18:19:42,113 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 18:19:42,114 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p09.c [2024-11-18 18:19:43,276 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 18:19:43,489 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 18:19:43,490 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p09.c [2024-11-18 18:19:43,504 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a65665bb8/52ecc69620104dbb8f25f0779fd37d33/FLAG8096b928d [2024-11-18 18:19:43,519 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a65665bb8/52ecc69620104dbb8f25f0779fd37d33 [2024-11-18 18:19:43,523 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 18:19:43,524 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 18:19:43,527 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 18:19:43,527 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 18:19:43,533 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 18:19:43,534 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:19:43" (1/1) ... [2024-11-18 18:19:43,535 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77db03dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:19:43, skipping insertion in model container [2024-11-18 18:19:43,535 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:19:43" (1/1) ... [2024-11-18 18:19:43,576 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 18:19:43,754 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.vis_arrays_vsaR_p09.c[1259,1272] [2024-11-18 18:19:44,046 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 18:19:44,055 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 18:19:44,063 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.vis_arrays_vsaR_p09.c[1259,1272] [2024-11-18 18:19:44,150 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 18:19:44,164 INFO L204 MainTranslator]: Completed translation [2024-11-18 18:19:44,164 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:19:44 WrapperNode [2024-11-18 18:19:44,165 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 18:19:44,165 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 18:19:44,166 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 18:19:44,166 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 18:19:44,171 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:19:44" (1/1) ... [2024-11-18 18:19:44,208 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:19:44" (1/1) ... [2024-11-18 18:19:44,373 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2752 [2024-11-18 18:19:44,374 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 18:19:44,374 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 18:19:44,374 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 18:19:44,374 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 18:19:44,383 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:19:44" (1/1) ... [2024-11-18 18:19:44,383 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:19:44" (1/1) ... [2024-11-18 18:19:44,418 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:19:44" (1/1) ... [2024-11-18 18:19:44,493 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 18:19:44,494 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:19:44" (1/1) ... [2024-11-18 18:19:44,494 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:19:44" (1/1) ... [2024-11-18 18:19:44,538 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:19:44" (1/1) ... [2024-11-18 18:19:44,644 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:19:44" (1/1) ... [2024-11-18 18:19:44,661 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:19:44" (1/1) ... [2024-11-18 18:19:44,677 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:19:44" (1/1) ... [2024-11-18 18:19:44,709 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 18:19:44,710 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 18:19:44,710 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 18:19:44,711 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 18:19:44,711 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:19:44" (1/1) ... [2024-11-18 18:19:44,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 18:19:44,768 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 18:19:44,782 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 18:19:44,784 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 18:19:44,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 18:19:44,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-18 18:19:44,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 18:19:44,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 18:19:45,087 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 18:19:45,089 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 18:19:47,013 INFO L? ?]: Removed 1738 outVars from TransFormulas that were not future-live. [2024-11-18 18:19:47,013 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 18:19:47,040 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 18:19:47,040 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 18:19:47,040 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:19:47 BoogieIcfgContainer [2024-11-18 18:19:47,041 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 18:19:47,042 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 18:19:47,045 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 18:19:47,048 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 18:19:47,048 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 06:19:43" (1/3) ... [2024-11-18 18:19:47,048 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62b7c993 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:19:47, skipping insertion in model container [2024-11-18 18:19:47,048 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:19:44" (2/3) ... [2024-11-18 18:19:47,049 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62b7c993 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:19:47, skipping insertion in model container [2024-11-18 18:19:47,049 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:19:47" (3/3) ... [2024-11-18 18:19:47,050 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vis_arrays_vsaR_p09.c [2024-11-18 18:19:47,062 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 18:19:47,063 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 18:19:47,136 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 18:19:47,143 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;@6c59fad1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 18:19:47,143 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 18:19:47,150 INFO L276 IsEmpty]: Start isEmpty. Operand has 723 states, 721 states have (on average 1.4993065187239945) internal successors, (1081), 722 states have internal predecessors, (1081), 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 18:19:47,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-18 18:19:47,163 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:19:47,164 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] [2024-11-18 18:19:47,164 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:19:47,168 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:19:47,169 INFO L85 PathProgramCache]: Analyzing trace with hash 285156242, now seen corresponding path program 1 times [2024-11-18 18:19:47,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:19:47,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [515227778] [2024-11-18 18:19:47,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:19:47,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:19:47,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:19:48,361 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 18:19:48,361 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:19:48,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [515227778] [2024-11-18 18:19:48,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [515227778] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:19:48,362 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:19:48,363 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 18:19:48,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1670895790] [2024-11-18 18:19:48,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:19:48,368 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 18:19:48,369 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:19:48,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 18:19:48,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 18:19:48,392 INFO L87 Difference]: Start difference. First operand has 723 states, 721 states have (on average 1.4993065187239945) internal successors, (1081), 722 states have internal predecessors, (1081), 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 4 states, 4 states have (on average 35.25) internal successors, (141), 4 states have internal predecessors, (141), 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 18:19:48,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:19:48,481 INFO L93 Difference]: Finished difference Result 1391 states and 2083 transitions. [2024-11-18 18:19:48,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 18:19:48,487 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.25) internal successors, (141), 4 states have internal predecessors, (141), 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 141 [2024-11-18 18:19:48,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:19:48,501 INFO L225 Difference]: With dead ends: 1391 [2024-11-18 18:19:48,502 INFO L226 Difference]: Without dead ends: 722 [2024-11-18 18:19:48,507 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 18:19:48,511 INFO L432 NwaCegarLoop]: 1075 mSDtfsCounter, 0 mSDsluCounter, 2144 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3219 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 18:19:48,512 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3219 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 18:19:48,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 722 states. [2024-11-18 18:19:48,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 722 to 722. [2024-11-18 18:19:48,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 722 states, 721 states have (on average 1.4965325936199723) internal successors, (1079), 721 states have internal predecessors, (1079), 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 18:19:48,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 722 states and 1079 transitions. [2024-11-18 18:19:48,574 INFO L78 Accepts]: Start accepts. Automaton has 722 states and 1079 transitions. Word has length 141 [2024-11-18 18:19:48,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:19:48,574 INFO L471 AbstractCegarLoop]: Abstraction has 722 states and 1079 transitions. [2024-11-18 18:19:48,575 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.25) internal successors, (141), 4 states have internal predecessors, (141), 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 18:19:48,575 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1079 transitions. [2024-11-18 18:19:48,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-18 18:19:48,577 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:19:48,577 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] [2024-11-18 18:19:48,579 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-18 18:19:48,579 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:19:48,579 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:19:48,580 INFO L85 PathProgramCache]: Analyzing trace with hash 251604947, now seen corresponding path program 1 times [2024-11-18 18:19:48,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:19:48,580 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533526756] [2024-11-18 18:19:48,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:19:48,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:19:48,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:19:49,063 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 18:19:49,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:19:49,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533526756] [2024-11-18 18:19:49,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [533526756] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:19:49,064 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:19:49,064 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 18:19:49,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713164415] [2024-11-18 18:19:49,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:19:49,065 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 18:19:49,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:19:49,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 18:19:49,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 18:19:49,070 INFO L87 Difference]: Start difference. First operand 722 states and 1079 transitions. Second operand has 4 states, 4 states have (on average 35.5) internal successors, (142), 4 states have internal predecessors, (142), 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 18:19:49,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:19:49,145 INFO L93 Difference]: Finished difference Result 1392 states and 2081 transitions. [2024-11-18 18:19:49,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 18:19:49,145 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 4 states have internal predecessors, (142), 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 142 [2024-11-18 18:19:49,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:19:49,153 INFO L225 Difference]: With dead ends: 1392 [2024-11-18 18:19:49,154 INFO L226 Difference]: Without dead ends: 724 [2024-11-18 18:19:49,155 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 18:19:49,160 INFO L432 NwaCegarLoop]: 1075 mSDtfsCounter, 0 mSDsluCounter, 2140 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3215 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 18:19:49,160 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3215 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 18:19:49,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 724 states. [2024-11-18 18:19:49,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 724 to 724. [2024-11-18 18:19:49,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 724 states, 723 states have (on average 1.4951590594744122) internal successors, (1081), 723 states have internal predecessors, (1081), 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 18:19:49,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 724 states and 1081 transitions. [2024-11-18 18:19:49,185 INFO L78 Accepts]: Start accepts. Automaton has 724 states and 1081 transitions. Word has length 142 [2024-11-18 18:19:49,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:19:49,185 INFO L471 AbstractCegarLoop]: Abstraction has 724 states and 1081 transitions. [2024-11-18 18:19:49,185 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 4 states have internal predecessors, (142), 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 18:19:49,185 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1081 transitions. [2024-11-18 18:19:49,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-18 18:19:49,187 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:19:49,187 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] [2024-11-18 18:19:49,187 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-18 18:19:49,187 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:19:49,188 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:19:49,188 INFO L85 PathProgramCache]: Analyzing trace with hash -1888146293, now seen corresponding path program 1 times [2024-11-18 18:19:49,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:19:49,195 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1036051997] [2024-11-18 18:19:49,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:19:49,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:19:49,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:19:50,185 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 18:19:50,185 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:19:50,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1036051997] [2024-11-18 18:19:50,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1036051997] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:19:50,186 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:19:50,186 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 18:19:50,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855725286] [2024-11-18 18:19:50,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:19:50,187 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 18:19:50,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:19:50,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 18:19:50,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 18:19:50,188 INFO L87 Difference]: Start difference. First operand 724 states and 1081 transitions. Second operand has 5 states, 5 states have (on average 28.6) internal successors, (143), 5 states have internal predecessors, (143), 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 18:19:50,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:19:50,251 INFO L93 Difference]: Finished difference Result 1402 states and 2094 transitions. [2024-11-18 18:19:50,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 18:19:50,251 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.6) internal successors, (143), 5 states have internal predecessors, (143), 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 143 [2024-11-18 18:19:50,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:19:50,255 INFO L225 Difference]: With dead ends: 1402 [2024-11-18 18:19:50,255 INFO L226 Difference]: Without dead ends: 732 [2024-11-18 18:19:50,256 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 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 18:19:50,257 INFO L432 NwaCegarLoop]: 1071 mSDtfsCounter, 6 mSDsluCounter, 3204 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 4275 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 18:19:50,259 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 4275 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 18:19:50,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 732 states. [2024-11-18 18:19:50,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 732 to 730. [2024-11-18 18:19:50,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 730 states, 729 states have (on average 1.4938271604938271) internal successors, (1089), 729 states have internal predecessors, (1089), 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 18:19:50,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 730 states and 1089 transitions. [2024-11-18 18:19:50,274 INFO L78 Accepts]: Start accepts. Automaton has 730 states and 1089 transitions. Word has length 143 [2024-11-18 18:19:50,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:19:50,275 INFO L471 AbstractCegarLoop]: Abstraction has 730 states and 1089 transitions. [2024-11-18 18:19:50,276 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.6) internal successors, (143), 5 states have internal predecessors, (143), 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 18:19:50,276 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 1089 transitions. [2024-11-18 18:19:50,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-18 18:19:50,281 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:19:50,281 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] [2024-11-18 18:19:50,281 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-18 18:19:50,281 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:19:50,282 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:19:50,282 INFO L85 PathProgramCache]: Analyzing trace with hash 1987616826, now seen corresponding path program 1 times [2024-11-18 18:19:50,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:19:50,282 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808901140] [2024-11-18 18:19:50,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:19:50,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:19:50,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:19:51,361 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 18:19:51,361 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:19:51,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1808901140] [2024-11-18 18:19:51,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1808901140] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:19:51,362 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:19:51,362 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-18 18:19:51,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2028607653] [2024-11-18 18:19:51,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:19:51,363 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-18 18:19:51,363 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:19:51,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-18 18:19:51,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-18 18:19:51,364 INFO L87 Difference]: Start difference. First operand 730 states and 1089 transitions. Second operand has 7 states, 7 states have (on average 20.571428571428573) internal successors, (144), 7 states have internal predecessors, (144), 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 18:19:51,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:19:51,501 INFO L93 Difference]: Finished difference Result 1414 states and 2110 transitions. [2024-11-18 18:19:51,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-18 18:19:51,503 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 20.571428571428573) internal successors, (144), 7 states have internal predecessors, (144), 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 144 [2024-11-18 18:19:51,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:19:51,505 INFO L225 Difference]: With dead ends: 1414 [2024-11-18 18:19:51,506 INFO L226 Difference]: Without dead ends: 738 [2024-11-18 18:19:51,508 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-18 18:19:51,509 INFO L432 NwaCegarLoop]: 1050 mSDtfsCounter, 1001 mSDsluCounter, 3142 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1001 SdHoareTripleChecker+Valid, 4192 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 18:19:51,510 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1001 Valid, 4192 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 18:19:51,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 738 states. [2024-11-18 18:19:51,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 738 to 735. [2024-11-18 18:19:51,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 735 states, 734 states have (on average 1.491825613079019) internal successors, (1095), 734 states have internal predecessors, (1095), 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 18:19:51,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 735 states and 1095 transitions. [2024-11-18 18:19:51,520 INFO L78 Accepts]: Start accepts. Automaton has 735 states and 1095 transitions. Word has length 144 [2024-11-18 18:19:51,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:19:51,520 INFO L471 AbstractCegarLoop]: Abstraction has 735 states and 1095 transitions. [2024-11-18 18:19:51,521 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 20.571428571428573) internal successors, (144), 7 states have internal predecessors, (144), 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 18:19:51,521 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1095 transitions. [2024-11-18 18:19:51,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-18 18:19:51,522 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:19:51,522 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] [2024-11-18 18:19:51,522 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-18 18:19:51,522 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:19:51,523 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:19:51,523 INFO L85 PathProgramCache]: Analyzing trace with hash -2108760781, now seen corresponding path program 1 times [2024-11-18 18:19:51,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:19:51,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887784339] [2024-11-18 18:19:51,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:19:51,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:19:51,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:19:52,224 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 18:19:52,225 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:19:52,225 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1887784339] [2024-11-18 18:19:52,225 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1887784339] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:19:52,225 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:19:52,225 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 18:19:52,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413733051] [2024-11-18 18:19:52,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:19:52,226 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 18:19:52,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:19:52,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 18:19:52,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 18:19:52,226 INFO L87 Difference]: Start difference. First operand 735 states and 1095 transitions. Second operand has 5 states, 5 states have (on average 29.0) internal successors, (145), 5 states have internal predecessors, (145), 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 18:19:52,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:19:52,279 INFO L93 Difference]: Finished difference Result 1422 states and 2119 transitions. [2024-11-18 18:19:52,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 18:19:52,280 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 29.0) internal successors, (145), 5 states have internal predecessors, (145), 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 145 [2024-11-18 18:19:52,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:19:52,282 INFO L225 Difference]: With dead ends: 1422 [2024-11-18 18:19:52,282 INFO L226 Difference]: Without dead ends: 741 [2024-11-18 18:19:52,283 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 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 18:19:52,286 INFO L432 NwaCegarLoop]: 1071 mSDtfsCounter, 5 mSDsluCounter, 3204 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 4275 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 18:19:52,286 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 4275 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 18:19:52,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 741 states. [2024-11-18 18:19:52,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 741 to 739. [2024-11-18 18:19:52,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 739 states, 738 states have (on average 1.4905149051490514) internal successors, (1100), 738 states have internal predecessors, (1100), 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 18:19:52,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 739 states and 1100 transitions. [2024-11-18 18:19:52,296 INFO L78 Accepts]: Start accepts. Automaton has 739 states and 1100 transitions. Word has length 145 [2024-11-18 18:19:52,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:19:52,297 INFO L471 AbstractCegarLoop]: Abstraction has 739 states and 1100 transitions. [2024-11-18 18:19:52,297 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 29.0) internal successors, (145), 5 states have internal predecessors, (145), 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 18:19:52,297 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1100 transitions. [2024-11-18 18:19:52,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-18 18:19:52,298 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:19:52,299 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] [2024-11-18 18:19:52,299 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-18 18:19:52,299 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:19:52,300 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:19:52,300 INFO L85 PathProgramCache]: Analyzing trace with hash -478641492, now seen corresponding path program 1 times [2024-11-18 18:19:52,300 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:19:52,300 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592620798] [2024-11-18 18:19:52,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:19:52,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:19:52,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:19:53,142 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 18:19:53,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:19:53,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592620798] [2024-11-18 18:19:53,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [592620798] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:19:53,143 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:19:53,143 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-18 18:19:53,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2046363202] [2024-11-18 18:19:53,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:19:53,144 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-18 18:19:53,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:19:53,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-18 18:19:53,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-18 18:19:53,145 INFO L87 Difference]: Start difference. First operand 739 states and 1100 transitions. Second operand has 7 states, 7 states have (on average 20.714285714285715) internal successors, (145), 7 states have internal predecessors, (145), 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 18:19:53,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:19:53,269 INFO L93 Difference]: Finished difference Result 1432 states and 2132 transitions. [2024-11-18 18:19:53,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-18 18:19:53,270 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 20.714285714285715) internal successors, (145), 7 states have internal predecessors, (145), 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 145 [2024-11-18 18:19:53,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:19:53,285 INFO L225 Difference]: With dead ends: 1432 [2024-11-18 18:19:53,285 INFO L226 Difference]: Without dead ends: 747 [2024-11-18 18:19:53,286 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-18 18:19:53,286 INFO L432 NwaCegarLoop]: 1050 mSDtfsCounter, 982 mSDsluCounter, 3142 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 982 SdHoareTripleChecker+Valid, 4192 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 18:19:53,286 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [982 Valid, 4192 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 18:19:53,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 747 states. [2024-11-18 18:19:53,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 747 to 744. [2024-11-18 18:19:53,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 744 states, 743 states have (on average 1.4885598923283985) internal successors, (1106), 743 states have internal predecessors, (1106), 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 18:19:53,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 744 states and 1106 transitions. [2024-11-18 18:19:53,296 INFO L78 Accepts]: Start accepts. Automaton has 744 states and 1106 transitions. Word has length 145 [2024-11-18 18:19:53,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:19:53,296 INFO L471 AbstractCegarLoop]: Abstraction has 744 states and 1106 transitions. [2024-11-18 18:19:53,297 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 20.714285714285715) internal successors, (145), 7 states have internal predecessors, (145), 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 18:19:53,297 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1106 transitions. [2024-11-18 18:19:53,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-18 18:19:53,298 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:19:53,298 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] [2024-11-18 18:19:53,298 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-18 18:19:53,298 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:19:53,298 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:19:53,298 INFO L85 PathProgramCache]: Analyzing trace with hash 653921531, now seen corresponding path program 1 times [2024-11-18 18:19:53,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:19:53,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699960588] [2024-11-18 18:19:53,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:19:53,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:19:53,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:19:53,858 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 18:19:53,859 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:19:53,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699960588] [2024-11-18 18:19:53,859 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [699960588] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:19:53,859 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:19:53,859 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 18:19:53,859 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395929459] [2024-11-18 18:19:53,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:19:53,860 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 18:19:53,860 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:19:53,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 18:19:53,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 18:19:53,861 INFO L87 Difference]: Start difference. First operand 744 states and 1106 transitions. Second operand has 5 states, 5 states have (on average 29.2) internal successors, (146), 5 states have internal predecessors, (146), 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 18:19:53,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:19:53,910 INFO L93 Difference]: Finished difference Result 1442 states and 2144 transitions. [2024-11-18 18:19:53,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 18:19:53,911 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 29.2) internal successors, (146), 5 states have internal predecessors, (146), 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 146 [2024-11-18 18:19:53,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:19:53,913 INFO L225 Difference]: With dead ends: 1442 [2024-11-18 18:19:53,913 INFO L226 Difference]: Without dead ends: 752 [2024-11-18 18:19:53,913 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 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 18:19:53,914 INFO L432 NwaCegarLoop]: 1071 mSDtfsCounter, 6 mSDsluCounter, 3204 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 4275 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 18:19:53,914 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 4275 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 18:19:53,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 752 states. [2024-11-18 18:19:53,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 752 to 750. [2024-11-18 18:19:53,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 750 states, 749 states have (on average 1.4873164218958612) internal successors, (1114), 749 states have internal predecessors, (1114), 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 18:19:53,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 750 states and 1114 transitions. [2024-11-18 18:19:53,923 INFO L78 Accepts]: Start accepts. Automaton has 750 states and 1114 transitions. Word has length 146 [2024-11-18 18:19:53,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:19:53,923 INFO L471 AbstractCegarLoop]: Abstraction has 750 states and 1114 transitions. [2024-11-18 18:19:53,923 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 29.2) internal successors, (146), 5 states have internal predecessors, (146), 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 18:19:53,923 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1114 transitions. [2024-11-18 18:19:53,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-18 18:19:53,924 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:19:53,924 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] [2024-11-18 18:19:53,925 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-18 18:19:53,925 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:19:53,925 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:19:53,925 INFO L85 PathProgramCache]: Analyzing trace with hash 41826637, now seen corresponding path program 1 times [2024-11-18 18:19:53,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:19:53,925 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967194643] [2024-11-18 18:19:53,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:19:53,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:19:54,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:19:54,516 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 18:19:54,516 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:19:54,516 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967194643] [2024-11-18 18:19:54,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1967194643] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:19:54,516 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:19:54,516 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 18:19:54,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266962098] [2024-11-18 18:19:54,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:19:54,517 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 18:19:54,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:19:54,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 18:19:54,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 18:19:54,518 INFO L87 Difference]: Start difference. First operand 750 states and 1114 transitions. Second operand has 5 states, 5 states have (on average 29.4) internal successors, (147), 5 states have internal predecessors, (147), 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 18:19:54,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:19:54,564 INFO L93 Difference]: Finished difference Result 1454 states and 2160 transitions. [2024-11-18 18:19:54,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 18:19:54,565 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 29.4) internal successors, (147), 5 states have internal predecessors, (147), 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 147 [2024-11-18 18:19:54,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:19:54,567 INFO L225 Difference]: With dead ends: 1454 [2024-11-18 18:19:54,567 INFO L226 Difference]: Without dead ends: 758 [2024-11-18 18:19:54,568 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 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 18:19:54,569 INFO L432 NwaCegarLoop]: 1071 mSDtfsCounter, 6 mSDsluCounter, 3204 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 4275 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 18:19:54,571 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 4275 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 18:19:54,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 758 states. [2024-11-18 18:19:54,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 758 to 756. [2024-11-18 18:19:54,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 756 states, 755 states have (on average 1.486092715231788) internal successors, (1122), 755 states have internal predecessors, (1122), 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 18:19:54,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 756 states and 1122 transitions. [2024-11-18 18:19:54,580 INFO L78 Accepts]: Start accepts. Automaton has 756 states and 1122 transitions. Word has length 147 [2024-11-18 18:19:54,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:19:54,581 INFO L471 AbstractCegarLoop]: Abstraction has 756 states and 1122 transitions. [2024-11-18 18:19:54,581 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 29.4) internal successors, (147), 5 states have internal predecessors, (147), 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 18:19:54,581 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1122 transitions. [2024-11-18 18:19:54,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-18 18:19:54,582 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:19:54,582 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] [2024-11-18 18:19:54,582 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-18 18:19:54,582 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:19:54,583 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:19:54,583 INFO L85 PathProgramCache]: Analyzing trace with hash -534235468, now seen corresponding path program 1 times [2024-11-18 18:19:54,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:19:54,583 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541684767] [2024-11-18 18:19:54,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:19:54,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:19:54,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:19:55,219 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 18:19:55,219 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:19:55,219 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [541684767] [2024-11-18 18:19:55,219 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [541684767] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:19:55,219 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:19:55,219 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-18 18:19:55,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380382453] [2024-11-18 18:19:55,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:19:55,220 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-18 18:19:55,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:19:55,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-18 18:19:55,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-18 18:19:55,221 INFO L87 Difference]: Start difference. First operand 756 states and 1122 transitions. Second operand has 6 states, 6 states have (on average 24.666666666666668) internal successors, (148), 6 states have internal predecessors, (148), 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 18:19:55,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:19:55,268 INFO L93 Difference]: Finished difference Result 1670 states and 2475 transitions. [2024-11-18 18:19:55,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-18 18:19:55,269 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 24.666666666666668) internal successors, (148), 6 states have internal predecessors, (148), 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 148 [2024-11-18 18:19:55,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:19:55,271 INFO L225 Difference]: With dead ends: 1670 [2024-11-18 18:19:55,271 INFO L226 Difference]: Without dead ends: 968 [2024-11-18 18:19:55,272 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 18:19:55,273 INFO L432 NwaCegarLoop]: 1073 mSDtfsCounter, 172 mSDsluCounter, 3468 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 172 SdHoareTripleChecker+Valid, 4541 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 18:19:55,273 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [172 Valid, 4541 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 18:19:55,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 968 states. [2024-11-18 18:19:55,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 968 to 965. [2024-11-18 18:19:55,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 965 states, 964 states have (on average 1.4802904564315353) internal successors, (1427), 964 states have internal predecessors, (1427), 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 18:19:55,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 965 states and 1427 transitions. [2024-11-18 18:19:55,283 INFO L78 Accepts]: Start accepts. Automaton has 965 states and 1427 transitions. Word has length 148 [2024-11-18 18:19:55,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:19:55,284 INFO L471 AbstractCegarLoop]: Abstraction has 965 states and 1427 transitions. [2024-11-18 18:19:55,284 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 24.666666666666668) internal successors, (148), 6 states have internal predecessors, (148), 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 18:19:55,284 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1427 transitions. [2024-11-18 18:19:55,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-18 18:19:55,285 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:19:55,285 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] [2024-11-18 18:19:55,285 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-18 18:19:55,285 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:19:55,286 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:19:55,286 INFO L85 PathProgramCache]: Analyzing trace with hash 1527457361, now seen corresponding path program 1 times [2024-11-18 18:19:55,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:19:55,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [296097946] [2024-11-18 18:19:55,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:19:55,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:19:55,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:19:55,843 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 18:19:55,843 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:19:55,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [296097946] [2024-11-18 18:19:55,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [296097946] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:19:55,844 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:19:55,844 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-18 18:19:55,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170071134] [2024-11-18 18:19:55,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:19:55,844 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-18 18:19:55,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:19:55,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-18 18:19:55,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-18 18:19:55,845 INFO L87 Difference]: Start difference. First operand 965 states and 1427 transitions. Second operand has 7 states, 7 states have (on average 21.285714285714285) internal successors, (149), 7 states have internal predecessors, (149), 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 18:19:55,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:19:55,914 INFO L93 Difference]: Finished difference Result 1884 states and 2786 transitions. [2024-11-18 18:19:55,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-18 18:19:55,914 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 21.285714285714285) internal successors, (149), 7 states have internal predecessors, (149), 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 149 [2024-11-18 18:19:55,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:19:55,917 INFO L225 Difference]: With dead ends: 1884 [2024-11-18 18:19:55,917 INFO L226 Difference]: Without dead ends: 973 [2024-11-18 18:19:55,918 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-18 18:19:55,919 INFO L432 NwaCegarLoop]: 1069 mSDtfsCounter, 172 mSDsluCounter, 5330 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 172 SdHoareTripleChecker+Valid, 6399 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 18:19:55,919 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [172 Valid, 6399 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 62 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 18:19:55,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 973 states. [2024-11-18 18:19:55,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 973 to 972. [2024-11-18 18:19:55,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 972 states, 971 states have (on average 1.4799176107106076) internal successors, (1437), 971 states have internal predecessors, (1437), 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 18:19:55,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 972 states and 1437 transitions. [2024-11-18 18:19:55,930 INFO L78 Accepts]: Start accepts. Automaton has 972 states and 1437 transitions. Word has length 149 [2024-11-18 18:19:55,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:19:55,930 INFO L471 AbstractCegarLoop]: Abstraction has 972 states and 1437 transitions. [2024-11-18 18:19:55,930 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 21.285714285714285) internal successors, (149), 7 states have internal predecessors, (149), 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 18:19:55,930 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1437 transitions. [2024-11-18 18:19:55,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-18 18:19:55,931 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:19:55,932 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] [2024-11-18 18:19:55,932 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-18 18:19:55,932 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:19:55,932 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:19:55,932 INFO L85 PathProgramCache]: Analyzing trace with hash -744191574, now seen corresponding path program 1 times [2024-11-18 18:19:55,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:19:55,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357396527] [2024-11-18 18:19:55,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:19:55,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:19:56,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:19:56,195 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 18:19:56,195 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:19:56,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357396527] [2024-11-18 18:19:56,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1357396527] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:19:56,196 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:19:56,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 18:19:56,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198298151] [2024-11-18 18:19:56,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:19:56,196 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 18:19:56,196 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:19:56,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 18:19:56,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 18:19:56,197 INFO L87 Difference]: Start difference. First operand 972 states and 1437 transitions. Second operand has 5 states, 5 states have (on average 29.8) internal successors, (149), 5 states have internal predecessors, (149), 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 18:19:56,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:19:56,235 INFO L93 Difference]: Finished difference Result 1908 states and 2821 transitions. [2024-11-18 18:19:56,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 18:19:56,235 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 29.8) internal successors, (149), 5 states have internal predecessors, (149), 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 149 [2024-11-18 18:19:56,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:19:56,238 INFO L225 Difference]: With dead ends: 1908 [2024-11-18 18:19:56,238 INFO L226 Difference]: Without dead ends: 990 [2024-11-18 18:19:56,239 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 18:19:56,239 INFO L432 NwaCegarLoop]: 1074 mSDtfsCounter, 16 mSDsluCounter, 3210 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 4284 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 18:19:56,239 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 4284 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 18:19:56,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 990 states. [2024-11-18 18:19:56,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 990 to 990. [2024-11-18 18:19:56,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 990 states, 989 states have (on average 1.4792719919110213) internal successors, (1463), 989 states have internal predecessors, (1463), 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 18:19:56,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 990 states and 1463 transitions. [2024-11-18 18:19:56,251 INFO L78 Accepts]: Start accepts. Automaton has 990 states and 1463 transitions. Word has length 149 [2024-11-18 18:19:56,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:19:56,251 INFO L471 AbstractCegarLoop]: Abstraction has 990 states and 1463 transitions. [2024-11-18 18:19:56,251 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 29.8) internal successors, (149), 5 states have internal predecessors, (149), 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 18:19:56,251 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1463 transitions. [2024-11-18 18:19:56,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-18 18:19:56,252 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:19:56,252 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] [2024-11-18 18:19:56,253 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-18 18:19:56,253 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:19:56,253 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:19:56,253 INFO L85 PathProgramCache]: Analyzing trace with hash -971648553, now seen corresponding path program 1 times [2024-11-18 18:19:56,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:19:56,253 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507344159] [2024-11-18 18:19:56,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:19:56,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:19:56,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:19:56,767 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 18:19:56,768 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:19:56,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [507344159] [2024-11-18 18:19:56,768 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [507344159] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:19:56,768 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:19:56,768 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-18 18:19:56,769 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [426400322] [2024-11-18 18:19:56,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:19:56,769 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-18 18:19:56,769 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:19:56,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-18 18:19:56,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-18 18:19:56,770 INFO L87 Difference]: Start difference. First operand 990 states and 1463 transitions. Second operand has 6 states, 6 states have (on average 25.0) internal successors, (150), 6 states have internal predecessors, (150), 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 18:19:56,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:19:56,836 INFO L93 Difference]: Finished difference Result 1928 states and 2849 transitions. [2024-11-18 18:19:56,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 18:19:56,836 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 25.0) internal successors, (150), 6 states have internal predecessors, (150), 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 150 [2024-11-18 18:19:56,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:19:56,839 INFO L225 Difference]: With dead ends: 1928 [2024-11-18 18:19:56,839 INFO L226 Difference]: Without dead ends: 992 [2024-11-18 18:19:56,840 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-18 18:19:56,840 INFO L432 NwaCegarLoop]: 1071 mSDtfsCounter, 1047 mSDsluCounter, 3198 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1047 SdHoareTripleChecker+Valid, 4269 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 18:19:56,841 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1047 Valid, 4269 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 18:19:56,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 992 states. [2024-11-18 18:19:56,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 992 to 992. [2024-11-18 18:19:56,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 992 states, 991 states have (on average 1.4783047426841573) internal successors, (1465), 991 states have internal predecessors, (1465), 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 18:19:56,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 992 states and 1465 transitions. [2024-11-18 18:19:56,853 INFO L78 Accepts]: Start accepts. Automaton has 992 states and 1465 transitions. Word has length 150 [2024-11-18 18:19:56,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:19:56,854 INFO L471 AbstractCegarLoop]: Abstraction has 992 states and 1465 transitions. [2024-11-18 18:19:56,854 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 25.0) internal successors, (150), 6 states have internal predecessors, (150), 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 18:19:56,854 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1465 transitions. [2024-11-18 18:19:56,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-18 18:19:56,855 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:19:56,855 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] [2024-11-18 18:19:56,855 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-18 18:19:56,855 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:19:56,856 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:19:56,856 INFO L85 PathProgramCache]: Analyzing trace with hash -1293790685, now seen corresponding path program 1 times [2024-11-18 18:19:56,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:19:56,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [875555340] [2024-11-18 18:19:56,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:19:56,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:19:56,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:19:57,392 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 18:19:57,393 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:19:57,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [875555340] [2024-11-18 18:19:57,393 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [875555340] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:19:57,393 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:19:57,393 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-18 18:19:57,393 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815276811] [2024-11-18 18:19:57,393 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:19:57,393 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-18 18:19:57,394 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:19:57,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-18 18:19:57,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-18 18:19:57,394 INFO L87 Difference]: Start difference. First operand 992 states and 1465 transitions. Second operand has 6 states, 6 states have (on average 25.166666666666668) internal successors, (151), 6 states have internal predecessors, (151), 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 18:19:57,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:19:57,516 INFO L93 Difference]: Finished difference Result 2339 states and 3448 transitions. [2024-11-18 18:19:57,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-18 18:19:57,517 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 25.166666666666668) internal successors, (151), 6 states have internal predecessors, (151), 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 151 [2024-11-18 18:19:57,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:19:57,521 INFO L225 Difference]: With dead ends: 2339 [2024-11-18 18:19:57,521 INFO L226 Difference]: Without dead ends: 1401 [2024-11-18 18:19:57,522 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-18 18:19:57,523 INFO L432 NwaCegarLoop]: 1063 mSDtfsCounter, 2133 mSDsluCounter, 3178 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2133 SdHoareTripleChecker+Valid, 4241 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 18:19:57,523 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2133 Valid, 4241 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 18:19:57,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1401 states. [2024-11-18 18:19:57,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1401 to 996. [2024-11-18 18:19:57,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 996 states, 995 states have (on average 1.478391959798995) internal successors, (1471), 995 states have internal predecessors, (1471), 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 18:19:57,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 996 states and 1471 transitions. [2024-11-18 18:19:57,540 INFO L78 Accepts]: Start accepts. Automaton has 996 states and 1471 transitions. Word has length 151 [2024-11-18 18:19:57,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:19:57,540 INFO L471 AbstractCegarLoop]: Abstraction has 996 states and 1471 transitions. [2024-11-18 18:19:57,540 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 25.166666666666668) internal successors, (151), 6 states have internal predecessors, (151), 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 18:19:57,540 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1471 transitions. [2024-11-18 18:19:57,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-18 18:19:57,542 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:19:57,542 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] [2024-11-18 18:19:57,542 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-18 18:19:57,542 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:19:57,542 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:19:57,543 INFO L85 PathProgramCache]: Analyzing trace with hash -492666091, now seen corresponding path program 1 times [2024-11-18 18:19:57,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:19:57,543 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [355975803] [2024-11-18 18:19:57,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:19:57,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:19:57,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:19:57,880 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 18:19:57,881 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:19:57,881 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [355975803] [2024-11-18 18:19:57,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [355975803] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:19:57,881 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:19:57,881 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 18:19:57,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286441525] [2024-11-18 18:19:57,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:19:57,882 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 18:19:57,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:19:57,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 18:19:57,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 18:19:57,883 INFO L87 Difference]: Start difference. First operand 996 states and 1471 transitions. Second operand has 5 states, 5 states have (on average 30.2) internal successors, (151), 5 states have internal predecessors, (151), 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 18:19:57,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:19:57,924 INFO L93 Difference]: Finished difference Result 1958 states and 2892 transitions. [2024-11-18 18:19:57,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 18:19:57,924 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.2) internal successors, (151), 5 states have internal predecessors, (151), 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 151 [2024-11-18 18:19:57,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:19:57,927 INFO L225 Difference]: With dead ends: 1958 [2024-11-18 18:19:57,927 INFO L226 Difference]: Without dead ends: 1016 [2024-11-18 18:19:57,928 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 18:19:57,928 INFO L432 NwaCegarLoop]: 1074 mSDtfsCounter, 8 mSDsluCounter, 3210 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 4284 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 18:19:57,928 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 4284 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 18:19:57,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1016 states. [2024-11-18 18:19:57,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1016 to 1016. [2024-11-18 18:19:57,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1016 states, 1015 states have (on average 1.476847290640394) internal successors, (1499), 1015 states have internal predecessors, (1499), 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 18:19:57,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 1016 states and 1499 transitions. [2024-11-18 18:19:57,944 INFO L78 Accepts]: Start accepts. Automaton has 1016 states and 1499 transitions. Word has length 151 [2024-11-18 18:19:57,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:19:57,945 INFO L471 AbstractCegarLoop]: Abstraction has 1016 states and 1499 transitions. [2024-11-18 18:19:57,945 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.2) internal successors, (151), 5 states have internal predecessors, (151), 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 18:19:57,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1499 transitions. [2024-11-18 18:19:57,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-18 18:19:57,946 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:19:57,946 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] [2024-11-18 18:19:57,946 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-18 18:19:57,947 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:19:57,947 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:19:57,947 INFO L85 PathProgramCache]: Analyzing trace with hash -1301691332, now seen corresponding path program 1 times [2024-11-18 18:19:57,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:19:57,947 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032681363] [2024-11-18 18:19:57,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:19:57,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:19:58,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:19:58,288 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 18:19:58,288 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:19:58,288 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032681363] [2024-11-18 18:19:58,289 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1032681363] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:19:58,289 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:19:58,289 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 18:19:58,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982928439] [2024-11-18 18:19:58,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:19:58,289 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 18:19:58,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:19:58,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 18:19:58,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 18:19:58,290 INFO L87 Difference]: Start difference. First operand 1016 states and 1499 transitions. Second operand has 5 states, 5 states have (on average 30.4) internal successors, (152), 5 states have internal predecessors, (152), 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 18:19:58,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:19:58,334 INFO L93 Difference]: Finished difference Result 2034 states and 3000 transitions. [2024-11-18 18:19:58,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 18:19:58,335 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.4) internal successors, (152), 5 states have internal predecessors, (152), 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 152 [2024-11-18 18:19:58,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:19:58,338 INFO L225 Difference]: With dead ends: 2034 [2024-11-18 18:19:58,338 INFO L226 Difference]: Without dead ends: 1072 [2024-11-18 18:19:58,340 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 18:19:58,341 INFO L432 NwaCegarLoop]: 1074 mSDtfsCounter, 19 mSDsluCounter, 3210 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 4284 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 18:19:58,341 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 4284 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 18:19:58,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1072 states. [2024-11-18 18:19:58,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1072 to 1072. [2024-11-18 18:19:58,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1072 states, 1071 states have (on average 1.4743230625583568) internal successors, (1579), 1071 states have internal predecessors, (1579), 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 18:19:58,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 1072 states and 1579 transitions. [2024-11-18 18:19:58,359 INFO L78 Accepts]: Start accepts. Automaton has 1072 states and 1579 transitions. Word has length 152 [2024-11-18 18:19:58,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:19:58,360 INFO L471 AbstractCegarLoop]: Abstraction has 1072 states and 1579 transitions. [2024-11-18 18:19:58,360 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.4) internal successors, (152), 5 states have internal predecessors, (152), 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 18:19:58,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 1579 transitions. [2024-11-18 18:19:58,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-18 18:19:58,362 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:19:58,362 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] [2024-11-18 18:19:58,362 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-18 18:19:58,362 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:19:58,362 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:19:58,362 INFO L85 PathProgramCache]: Analyzing trace with hash -1633387042, now seen corresponding path program 1 times [2024-11-18 18:19:58,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:19:58,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758171258] [2024-11-18 18:19:58,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:19:58,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:19:58,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:19:59,135 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 18:19:59,135 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:19:59,135 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758171258] [2024-11-18 18:19:59,135 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [758171258] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:19:59,135 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:19:59,136 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-18 18:19:59,136 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293613758] [2024-11-18 18:19:59,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:19:59,136 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-18 18:19:59,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:19:59,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-18 18:19:59,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-18 18:19:59,137 INFO L87 Difference]: Start difference. First operand 1072 states and 1579 transitions. Second operand has 9 states, 9 states have (on average 16.88888888888889) internal successors, (152), 9 states have internal predecessors, (152), 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 18:19:59,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:19:59,247 INFO L93 Difference]: Finished difference Result 2108 states and 3105 transitions. [2024-11-18 18:19:59,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-18 18:19:59,247 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 16.88888888888889) internal successors, (152), 9 states have internal predecessors, (152), 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 152 [2024-11-18 18:19:59,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:19:59,250 INFO L225 Difference]: With dead ends: 2108 [2024-11-18 18:19:59,250 INFO L226 Difference]: Without dead ends: 1090 [2024-11-18 18:19:59,251 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-11-18 18:19:59,251 INFO L432 NwaCegarLoop]: 1070 mSDtfsCounter, 1051 mSDsluCounter, 6389 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1051 SdHoareTripleChecker+Valid, 7459 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 18:19:59,252 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1051 Valid, 7459 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 18:19:59,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1090 states. [2024-11-18 18:19:59,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1090 to 1086. [2024-11-18 18:19:59,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1086 states, 1085 states have (on average 1.4737327188940093) internal successors, (1599), 1085 states have internal predecessors, (1599), 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 18:19:59,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 1086 states and 1599 transitions. [2024-11-18 18:19:59,264 INFO L78 Accepts]: Start accepts. Automaton has 1086 states and 1599 transitions. Word has length 152 [2024-11-18 18:19:59,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:19:59,264 INFO L471 AbstractCegarLoop]: Abstraction has 1086 states and 1599 transitions. [2024-11-18 18:19:59,264 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 16.88888888888889) internal successors, (152), 9 states have internal predecessors, (152), 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 18:19:59,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1086 states and 1599 transitions. [2024-11-18 18:19:59,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-18 18:19:59,265 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:19:59,265 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] [2024-11-18 18:19:59,266 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-18 18:19:59,266 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:19:59,266 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:19:59,266 INFO L85 PathProgramCache]: Analyzing trace with hash 1915322745, now seen corresponding path program 1 times [2024-11-18 18:19:59,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:19:59,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679486188] [2024-11-18 18:19:59,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:19:59,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:19:59,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:19:59,518 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 18:19:59,518 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:19:59,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1679486188] [2024-11-18 18:19:59,518 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1679486188] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:19:59,518 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:19:59,518 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 18:19:59,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681164299] [2024-11-18 18:19:59,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:19:59,519 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 18:19:59,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:19:59,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 18:19:59,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 18:19:59,520 INFO L87 Difference]: Start difference. First operand 1086 states and 1599 transitions. Second operand has 5 states, 5 states have (on average 30.6) internal successors, (153), 5 states have internal predecessors, (153), 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 18:19:59,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:19:59,555 INFO L93 Difference]: Finished difference Result 2138 states and 3148 transitions. [2024-11-18 18:19:59,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 18:19:59,556 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.6) internal successors, (153), 5 states have internal predecessors, (153), 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 153 [2024-11-18 18:19:59,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:19:59,558 INFO L225 Difference]: With dead ends: 2138 [2024-11-18 18:19:59,558 INFO L226 Difference]: Without dead ends: 1106 [2024-11-18 18:19:59,560 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 18:19:59,560 INFO L432 NwaCegarLoop]: 1074 mSDtfsCounter, 8 mSDsluCounter, 3210 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 4284 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 18:19:59,560 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 4284 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 18:19:59,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1106 states. [2024-11-18 18:19:59,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1106 to 1106. [2024-11-18 18:19:59,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1106 states, 1105 states have (on average 1.472398190045249) internal successors, (1627), 1105 states have internal predecessors, (1627), 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 18:19:59,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 1106 states and 1627 transitions. [2024-11-18 18:19:59,574 INFO L78 Accepts]: Start accepts. Automaton has 1106 states and 1627 transitions. Word has length 153 [2024-11-18 18:19:59,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:19:59,575 INFO L471 AbstractCegarLoop]: Abstraction has 1106 states and 1627 transitions. [2024-11-18 18:19:59,575 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.6) internal successors, (153), 5 states have internal predecessors, (153), 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 18:19:59,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 1627 transitions. [2024-11-18 18:19:59,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-18 18:19:59,576 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:19:59,576 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] [2024-11-18 18:19:59,576 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-18 18:19:59,577 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:19:59,577 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:19:59,577 INFO L85 PathProgramCache]: Analyzing trace with hash 1759097479, now seen corresponding path program 1 times [2024-11-18 18:19:59,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:19:59,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930212478] [2024-11-18 18:19:59,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:19:59,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:19:59,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:00,119 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 18:20:00,119 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:00,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1930212478] [2024-11-18 18:20:00,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1930212478] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:00,119 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:00,120 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-18 18:20:00,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550564648] [2024-11-18 18:20:00,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:00,120 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-18 18:20:00,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:00,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-18 18:20:00,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-18 18:20:00,121 INFO L87 Difference]: Start difference. First operand 1106 states and 1627 transitions. Second operand has 6 states, 6 states have (on average 25.5) internal successors, (153), 6 states have internal predecessors, (153), 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 18:20:00,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:00,370 INFO L93 Difference]: Finished difference Result 2622 states and 3850 transitions. [2024-11-18 18:20:00,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-18 18:20:00,370 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 25.5) internal successors, (153), 6 states have internal predecessors, (153), 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 153 [2024-11-18 18:20:00,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:00,374 INFO L225 Difference]: With dead ends: 2622 [2024-11-18 18:20:00,374 INFO L226 Difference]: Without dead ends: 1570 [2024-11-18 18:20:00,375 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2024-11-18 18:20:00,376 INFO L432 NwaCegarLoop]: 1555 mSDtfsCounter, 1588 mSDsluCounter, 4124 mSDsCounter, 0 mSdLazyCounter, 264 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1588 SdHoareTripleChecker+Valid, 5679 SdHoareTripleChecker+Invalid, 264 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 264 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-18 18:20:00,376 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1588 Valid, 5679 Invalid, 264 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 264 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-18 18:20:00,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1570 states. [2024-11-18 18:20:00,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1570 to 1106. [2024-11-18 18:20:00,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1106 states, 1105 states have (on average 1.472398190045249) internal successors, (1627), 1105 states have internal predecessors, (1627), 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 18:20:00,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 1106 states and 1627 transitions. [2024-11-18 18:20:00,389 INFO L78 Accepts]: Start accepts. Automaton has 1106 states and 1627 transitions. Word has length 153 [2024-11-18 18:20:00,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:00,389 INFO L471 AbstractCegarLoop]: Abstraction has 1106 states and 1627 transitions. [2024-11-18 18:20:00,389 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 25.5) internal successors, (153), 6 states have internal predecessors, (153), 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 18:20:00,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 1627 transitions. [2024-11-18 18:20:00,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-18 18:20:00,390 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:00,391 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] [2024-11-18 18:20:00,391 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-18 18:20:00,391 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:00,391 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:00,391 INFO L85 PathProgramCache]: Analyzing trace with hash 1931351729, now seen corresponding path program 1 times [2024-11-18 18:20:00,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:00,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542606104] [2024-11-18 18:20:00,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:00,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:00,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:00,637 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 18:20:00,637 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:00,638 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542606104] [2024-11-18 18:20:00,638 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542606104] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:00,638 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:00,638 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 18:20:00,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419259661] [2024-11-18 18:20:00,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:00,638 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 18:20:00,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:00,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 18:20:00,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 18:20:00,639 INFO L87 Difference]: Start difference. First operand 1106 states and 1627 transitions. Second operand has 5 states, 5 states have (on average 30.8) internal successors, (154), 5 states have internal predecessors, (154), 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 18:20:00,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:00,676 INFO L93 Difference]: Finished difference Result 2212 states and 3252 transitions. [2024-11-18 18:20:00,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 18:20:00,676 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.8) internal successors, (154), 5 states have internal predecessors, (154), 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 154 [2024-11-18 18:20:00,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:00,679 INFO L225 Difference]: With dead ends: 2212 [2024-11-18 18:20:00,679 INFO L226 Difference]: Without dead ends: 1160 [2024-11-18 18:20:00,681 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 18:20:00,681 INFO L432 NwaCegarLoop]: 1074 mSDtfsCounter, 19 mSDsluCounter, 3210 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 4284 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 18:20:00,681 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 4284 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 18:20:00,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1160 states. [2024-11-18 18:20:00,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1160 to 1160. [2024-11-18 18:20:00,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1160 states, 1159 states have (on average 1.4693701466781708) internal successors, (1703), 1159 states have internal predecessors, (1703), 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 18:20:00,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 1160 states and 1703 transitions. [2024-11-18 18:20:00,696 INFO L78 Accepts]: Start accepts. Automaton has 1160 states and 1703 transitions. Word has length 154 [2024-11-18 18:20:00,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:00,696 INFO L471 AbstractCegarLoop]: Abstraction has 1160 states and 1703 transitions. [2024-11-18 18:20:00,696 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.8) internal successors, (154), 5 states have internal predecessors, (154), 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 18:20:00,697 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 1703 transitions. [2024-11-18 18:20:00,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-18 18:20:00,698 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:00,698 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] [2024-11-18 18:20:00,698 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-18 18:20:00,698 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:00,699 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:00,699 INFO L85 PathProgramCache]: Analyzing trace with hash -1177703995, now seen corresponding path program 1 times [2024-11-18 18:20:00,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:00,699 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840706293] [2024-11-18 18:20:00,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:00,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:00,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:01,195 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 18:20:01,196 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:01,196 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [840706293] [2024-11-18 18:20:01,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [840706293] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:01,196 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:01,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 18:20:01,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140045578] [2024-11-18 18:20:01,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:01,197 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 18:20:01,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:01,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 18:20:01,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 18:20:01,197 INFO L87 Difference]: Start difference. First operand 1160 states and 1703 transitions. Second operand has 5 states, 5 states have (on average 30.8) internal successors, (154), 5 states have internal predecessors, (154), 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 18:20:01,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:01,289 INFO L93 Difference]: Finished difference Result 2701 states and 3956 transitions. [2024-11-18 18:20:01,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 18:20:01,289 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.8) internal successors, (154), 5 states have internal predecessors, (154), 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 154 [2024-11-18 18:20:01,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:01,293 INFO L225 Difference]: With dead ends: 2701 [2024-11-18 18:20:01,293 INFO L226 Difference]: Without dead ends: 1595 [2024-11-18 18:20:01,295 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-18 18:20:01,295 INFO L432 NwaCegarLoop]: 1064 mSDtfsCounter, 514 mSDsluCounter, 3104 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 514 SdHoareTripleChecker+Valid, 4168 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 18:20:01,295 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [514 Valid, 4168 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 18:20:01,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1595 states. [2024-11-18 18:20:01,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1595 to 1162. [2024-11-18 18:20:01,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1162 states, 1161 states have (on average 1.4685615848406546) internal successors, (1705), 1161 states have internal predecessors, (1705), 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 18:20:01,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 1162 states and 1705 transitions. [2024-11-18 18:20:01,309 INFO L78 Accepts]: Start accepts. Automaton has 1162 states and 1705 transitions. Word has length 154 [2024-11-18 18:20:01,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:01,310 INFO L471 AbstractCegarLoop]: Abstraction has 1162 states and 1705 transitions. [2024-11-18 18:20:01,310 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.8) internal successors, (154), 5 states have internal predecessors, (154), 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 18:20:01,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1705 transitions. [2024-11-18 18:20:01,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-18 18:20:01,311 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:01,311 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] [2024-11-18 18:20:01,311 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-18 18:20:01,312 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:01,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:01,312 INFO L85 PathProgramCache]: Analyzing trace with hash -1593628299, now seen corresponding path program 1 times [2024-11-18 18:20:01,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:01,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1910691768] [2024-11-18 18:20:01,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:01,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:01,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:01,559 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 18:20:01,559 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:01,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1910691768] [2024-11-18 18:20:01,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1910691768] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:01,559 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:01,559 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 18:20:01,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856579623] [2024-11-18 18:20:01,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:01,561 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 18:20:01,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:01,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 18:20:01,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 18:20:01,562 INFO L87 Difference]: Start difference. First operand 1162 states and 1705 transitions. Second operand has 5 states, 5 states have (on average 31.0) internal successors, (155), 5 states have internal predecessors, (155), 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 18:20:01,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:01,596 INFO L93 Difference]: Finished difference Result 2288 states and 3358 transitions. [2024-11-18 18:20:01,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 18:20:01,596 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 31.0) internal successors, (155), 5 states have internal predecessors, (155), 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 155 [2024-11-18 18:20:01,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:01,601 INFO L225 Difference]: With dead ends: 2288 [2024-11-18 18:20:01,601 INFO L226 Difference]: Without dead ends: 1182 [2024-11-18 18:20:01,602 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 18:20:01,603 INFO L432 NwaCegarLoop]: 1074 mSDtfsCounter, 8 mSDsluCounter, 3210 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 4284 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 18:20:01,603 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 4284 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 18:20:01,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1182 states. [2024-11-18 18:20:01,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1182 to 1182. [2024-11-18 18:20:01,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1182 states, 1181 states have (on average 1.4674005080440304) internal successors, (1733), 1181 states have internal predecessors, (1733), 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 18:20:01,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 1182 states and 1733 transitions. [2024-11-18 18:20:01,617 INFO L78 Accepts]: Start accepts. Automaton has 1182 states and 1733 transitions. Word has length 155 [2024-11-18 18:20:01,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:01,617 INFO L471 AbstractCegarLoop]: Abstraction has 1182 states and 1733 transitions. [2024-11-18 18:20:01,617 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.0) internal successors, (155), 5 states have internal predecessors, (155), 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 18:20:01,617 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 1733 transitions. [2024-11-18 18:20:01,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-18 18:20:01,618 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:01,619 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] [2024-11-18 18:20:01,619 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-18 18:20:01,619 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:01,619 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:01,619 INFO L85 PathProgramCache]: Analyzing trace with hash 800476028, now seen corresponding path program 1 times [2024-11-18 18:20:01,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:01,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [454709642] [2024-11-18 18:20:01,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:01,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:01,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:01,859 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 18:20:01,859 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:01,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [454709642] [2024-11-18 18:20:01,859 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [454709642] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:01,859 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:01,859 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 18:20:01,859 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388445284] [2024-11-18 18:20:01,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:01,860 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 18:20:01,860 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:01,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 18:20:01,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 18:20:01,861 INFO L87 Difference]: Start difference. First operand 1182 states and 1733 transitions. Second operand has 5 states, 5 states have (on average 31.2) internal successors, (156), 5 states have internal predecessors, (156), 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 18:20:01,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:01,893 INFO L93 Difference]: Finished difference Result 2370 states and 3472 transitions. [2024-11-18 18:20:01,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 18:20:01,897 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 31.2) internal successors, (156), 5 states have internal predecessors, (156), 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 156 [2024-11-18 18:20:01,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:01,900 INFO L225 Difference]: With dead ends: 2370 [2024-11-18 18:20:01,900 INFO L226 Difference]: Without dead ends: 1244 [2024-11-18 18:20:01,904 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 18:20:01,904 INFO L432 NwaCegarLoop]: 1074 mSDtfsCounter, 19 mSDsluCounter, 3210 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 4284 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 18:20:01,905 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 4284 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 18:20:01,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1244 states. [2024-11-18 18:20:01,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1244 to 1244. [2024-11-18 18:20:01,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1244 states, 1243 states have (on average 1.4633950120675785) internal successors, (1819), 1243 states have internal predecessors, (1819), 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 18:20:01,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 1244 states and 1819 transitions. [2024-11-18 18:20:01,919 INFO L78 Accepts]: Start accepts. Automaton has 1244 states and 1819 transitions. Word has length 156 [2024-11-18 18:20:01,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:01,919 INFO L471 AbstractCegarLoop]: Abstraction has 1244 states and 1819 transitions. [2024-11-18 18:20:01,919 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.2) internal successors, (156), 5 states have internal predecessors, (156), 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 18:20:01,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 1819 transitions. [2024-11-18 18:20:01,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-18 18:20:01,920 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:01,920 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 18:20:01,920 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-18 18:20:01,920 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:01,920 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:01,921 INFO L85 PathProgramCache]: Analyzing trace with hash -1792794919, now seen corresponding path program 1 times [2024-11-18 18:20:01,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:01,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096388808] [2024-11-18 18:20:01,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:01,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:01,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:02,145 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 18:20:02,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:02,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096388808] [2024-11-18 18:20:02,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1096388808] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:02,145 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:02,145 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 18:20:02,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829724658] [2024-11-18 18:20:02,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:02,146 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 18:20:02,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:02,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 18:20:02,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 18:20:02,146 INFO L87 Difference]: Start difference. First operand 1244 states and 1819 transitions. 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 18:20:02,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:02,180 INFO L93 Difference]: Finished difference Result 2452 states and 3586 transitions. [2024-11-18 18:20:02,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 18:20:02,180 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 18:20:02,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:02,184 INFO L225 Difference]: With dead ends: 2452 [2024-11-18 18:20:02,184 INFO L226 Difference]: Without dead ends: 1264 [2024-11-18 18:20:02,185 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 18:20:02,185 INFO L432 NwaCegarLoop]: 1074 mSDtfsCounter, 8 mSDsluCounter, 3210 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 4284 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 18:20:02,186 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 4284 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 18:20:02,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1264 states. [2024-11-18 18:20:02,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1264 to 1264. [2024-11-18 18:20:02,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1264 states, 1263 states have (on average 1.4623911322248615) internal successors, (1847), 1263 states have internal predecessors, (1847), 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 18:20:02,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 1264 states and 1847 transitions. [2024-11-18 18:20:02,198 INFO L78 Accepts]: Start accepts. Automaton has 1264 states and 1847 transitions. Word has length 157 [2024-11-18 18:20:02,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:02,199 INFO L471 AbstractCegarLoop]: Abstraction has 1264 states and 1847 transitions. [2024-11-18 18:20:02,199 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 18:20:02,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 1847 transitions. [2024-11-18 18:20:02,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-18 18:20:02,200 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:02,200 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] [2024-11-18 18:20:02,200 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-18 18:20:02,200 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:02,200 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:02,200 INFO L85 PathProgramCache]: Analyzing trace with hash 774506417, now seen corresponding path program 1 times [2024-11-18 18:20:02,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:02,200 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684223601] [2024-11-18 18:20:02,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:02,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:02,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:02,463 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 18:20:02,463 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:02,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684223601] [2024-11-18 18:20:02,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1684223601] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:02,463 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:02,463 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 18:20:02,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [682265398] [2024-11-18 18:20:02,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:02,464 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 18:20:02,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:02,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 18:20:02,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 18:20:02,467 INFO L87 Difference]: Start difference. First operand 1264 states and 1847 transitions. Second operand has 5 states, 5 states have (on average 31.6) internal successors, (158), 5 states have internal predecessors, (158), 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 18:20:02,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:02,507 INFO L93 Difference]: Finished difference Result 2528 states and 3694 transitions. [2024-11-18 18:20:02,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 18:20:02,507 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 31.6) internal successors, (158), 5 states have internal predecessors, (158), 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 158 [2024-11-18 18:20:02,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:02,510 INFO L225 Difference]: With dead ends: 2528 [2024-11-18 18:20:02,510 INFO L226 Difference]: Without dead ends: 1320 [2024-11-18 18:20:02,511 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 18:20:02,512 INFO L432 NwaCegarLoop]: 1074 mSDtfsCounter, 19 mSDsluCounter, 3210 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 4284 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 18:20:02,512 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 4284 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 18:20:02,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2024-11-18 18:20:02,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1320. [2024-11-18 18:20:02,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1320 states, 1319 states have (on average 1.4609552691432903) internal successors, (1927), 1319 states have internal predecessors, (1927), 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 18:20:02,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1320 states and 1927 transitions. [2024-11-18 18:20:02,529 INFO L78 Accepts]: Start accepts. Automaton has 1320 states and 1927 transitions. Word has length 158 [2024-11-18 18:20:02,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:02,529 INFO L471 AbstractCegarLoop]: Abstraction has 1320 states and 1927 transitions. [2024-11-18 18:20:02,529 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.6) internal successors, (158), 5 states have internal predecessors, (158), 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 18:20:02,529 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 1927 transitions. [2024-11-18 18:20:02,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-18 18:20:02,530 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:02,531 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 18:20:02,531 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-18 18:20:02,531 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:02,531 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:02,531 INFO L85 PathProgramCache]: Analyzing trace with hash 701579221, now seen corresponding path program 1 times [2024-11-18 18:20:02,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:02,532 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143161704] [2024-11-18 18:20:02,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:02,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:02,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:03,105 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 18:20:03,105 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:03,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143161704] [2024-11-18 18:20:03,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [143161704] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:03,105 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:03,106 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-18 18:20:03,106 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632272091] [2024-11-18 18:20:03,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:03,106 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-18 18:20:03,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:03,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-18 18:20:03,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-18 18:20:03,107 INFO L87 Difference]: Start difference. First operand 1320 states and 1927 transitions. Second operand has 11 states, 11 states have (on average 14.454545454545455) internal successors, (159), 11 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 18:20:03,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:03,233 INFO L93 Difference]: Finished difference Result 2620 states and 3826 transitions. [2024-11-18 18:20:03,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-18 18:20:03,233 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 14.454545454545455) internal successors, (159), 11 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 18:20:03,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:03,236 INFO L225 Difference]: With dead ends: 2620 [2024-11-18 18:20:03,236 INFO L226 Difference]: Without dead ends: 1356 [2024-11-18 18:20:03,237 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-11-18 18:20:03,238 INFO L432 NwaCegarLoop]: 1064 mSDtfsCounter, 19 mSDsluCounter, 8492 mSDsCounter, 0 mSdLazyCounter, 167 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 9556 SdHoareTripleChecker+Invalid, 168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 167 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 18:20:03,238 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 9556 Invalid, 168 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 167 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 18:20:03,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1356 states. [2024-11-18 18:20:03,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1356 to 1338. [2024-11-18 18:20:03,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1338 states, 1337 states have (on average 1.4607329842931938) internal successors, (1953), 1337 states have internal predecessors, (1953), 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 18:20:03,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 1338 states and 1953 transitions. [2024-11-18 18:20:03,256 INFO L78 Accepts]: Start accepts. Automaton has 1338 states and 1953 transitions. Word has length 159 [2024-11-18 18:20:03,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:03,256 INFO L471 AbstractCegarLoop]: Abstraction has 1338 states and 1953 transitions. [2024-11-18 18:20:03,256 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 14.454545454545455) internal successors, (159), 11 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 18:20:03,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 1953 transitions. [2024-11-18 18:20:03,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-18 18:20:03,257 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:03,257 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 18:20:03,258 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-18 18:20:03,258 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:03,258 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:03,258 INFO L85 PathProgramCache]: Analyzing trace with hash 1065455175, now seen corresponding path program 1 times [2024-11-18 18:20:03,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:03,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19037066] [2024-11-18 18:20:03,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:03,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:03,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:03,743 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 18:20:03,743 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:03,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19037066] [2024-11-18 18:20:03,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [19037066] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:03,744 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:03,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-18 18:20:03,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794168994] [2024-11-18 18:20:03,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:03,744 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-18 18:20:03,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:03,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-18 18:20:03,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-18 18:20:03,745 INFO L87 Difference]: Start difference. First operand 1338 states and 1953 transitions. Second operand has 7 states, 7 states have (on average 22.714285714285715) internal successors, (159), 7 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 18:20:03,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:03,859 INFO L93 Difference]: Finished difference Result 2632 states and 3842 transitions. [2024-11-18 18:20:03,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-18 18:20:03,859 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 22.714285714285715) internal successors, (159), 7 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 18:20:03,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:03,861 INFO L225 Difference]: With dead ends: 2632 [2024-11-18 18:20:03,861 INFO L226 Difference]: Without dead ends: 1350 [2024-11-18 18:20:03,862 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-11-18 18:20:03,863 INFO L432 NwaCegarLoop]: 1052 mSDtfsCounter, 1043 mSDsluCounter, 4191 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1043 SdHoareTripleChecker+Valid, 5243 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 18:20:03,863 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1043 Valid, 5243 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 18:20:03,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1350 states. [2024-11-18 18:20:03,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1350 to 1350. [2024-11-18 18:20:03,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1350 states, 1349 states have (on average 1.4595997034840622) internal successors, (1969), 1349 states have internal predecessors, (1969), 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 18:20:03,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 1350 states and 1969 transitions. [2024-11-18 18:20:03,880 INFO L78 Accepts]: Start accepts. Automaton has 1350 states and 1969 transitions. Word has length 159 [2024-11-18 18:20:03,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:03,880 INFO L471 AbstractCegarLoop]: Abstraction has 1350 states and 1969 transitions. [2024-11-18 18:20:03,881 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 22.714285714285715) internal successors, (159), 7 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 18:20:03,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1969 transitions. [2024-11-18 18:20:03,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-18 18:20:03,883 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:03,883 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 18:20:03,883 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-18 18:20:03,883 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:03,883 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:03,883 INFO L85 PathProgramCache]: Analyzing trace with hash -123801458, now seen corresponding path program 1 times [2024-11-18 18:20:03,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:03,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218110122] [2024-11-18 18:20:03,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:03,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:03,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:04,158 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 18:20:04,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:04,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1218110122] [2024-11-18 18:20:04,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1218110122] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:04,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:04,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-18 18:20:04,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214487973] [2024-11-18 18:20:04,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:04,160 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-18 18:20:04,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:04,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-18 18:20:04,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-18 18:20:04,160 INFO L87 Difference]: Start difference. First operand 1350 states and 1969 transitions. Second operand has 6 states, 6 states have (on average 26.666666666666668) internal successors, (160), 6 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 18:20:04,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:04,206 INFO L93 Difference]: Finished difference Result 2652 states and 3870 transitions. [2024-11-18 18:20:04,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-18 18:20:04,206 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 26.666666666666668) internal successors, (160), 6 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 18:20:04,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:04,208 INFO L225 Difference]: With dead ends: 2652 [2024-11-18 18:20:04,208 INFO L226 Difference]: Without dead ends: 1358 [2024-11-18 18:20:04,209 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-18 18:20:04,210 INFO L432 NwaCegarLoop]: 1071 mSDtfsCounter, 1 mSDsluCounter, 4268 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 5339 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 18:20:04,210 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 5339 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 18:20:04,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1358 states. [2024-11-18 18:20:04,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1358 to 1342. [2024-11-18 18:20:04,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1342 states, 1341 states have (on average 1.4578672632363907) internal successors, (1955), 1341 states have internal predecessors, (1955), 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 18:20:04,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 1342 states and 1955 transitions. [2024-11-18 18:20:04,223 INFO L78 Accepts]: Start accepts. Automaton has 1342 states and 1955 transitions. Word has length 160 [2024-11-18 18:20:04,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:04,223 INFO L471 AbstractCegarLoop]: Abstraction has 1342 states and 1955 transitions. [2024-11-18 18:20:04,223 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 26.666666666666668) internal successors, (160), 6 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 18:20:04,223 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 1955 transitions. [2024-11-18 18:20:04,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-18 18:20:04,224 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:04,225 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 18:20:04,225 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-18 18:20:04,225 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:04,225 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:04,225 INFO L85 PathProgramCache]: Analyzing trace with hash 1110573898, now seen corresponding path program 1 times [2024-11-18 18:20:04,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:04,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888443768] [2024-11-18 18:20:04,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:04,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:04,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:04,743 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 18:20:04,744 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:04,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [888443768] [2024-11-18 18:20:04,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [888443768] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:04,744 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:04,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-18 18:20:04,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476233204] [2024-11-18 18:20:04,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:04,744 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-18 18:20:04,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:04,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-18 18:20:04,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-18 18:20:04,745 INFO L87 Difference]: Start difference. First operand 1342 states and 1955 transitions. Second operand has 7 states, 7 states have (on average 22.857142857142858) internal successors, (160), 7 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 18:20:04,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:04,802 INFO L93 Difference]: Finished difference Result 2648 states and 3858 transitions. [2024-11-18 18:20:04,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-18 18:20:04,803 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 22.857142857142858) internal successors, (160), 7 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 18:20:04,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:04,804 INFO L225 Difference]: With dead ends: 2648 [2024-11-18 18:20:04,804 INFO L226 Difference]: Without dead ends: 1362 [2024-11-18 18:20:04,806 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-18 18:20:04,806 INFO L432 NwaCegarLoop]: 1071 mSDtfsCounter, 1 mSDsluCounter, 5333 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 6404 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 18:20:04,806 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 6404 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 18:20:04,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1362 states. [2024-11-18 18:20:04,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1362 to 1354. [2024-11-18 18:20:04,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1354 states, 1353 states have (on average 1.4567627494456763) internal successors, (1971), 1353 states have internal predecessors, (1971), 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 18:20:04,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1354 states to 1354 states and 1971 transitions. [2024-11-18 18:20:04,822 INFO L78 Accepts]: Start accepts. Automaton has 1354 states and 1971 transitions. Word has length 160 [2024-11-18 18:20:04,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:04,822 INFO L471 AbstractCegarLoop]: Abstraction has 1354 states and 1971 transitions. [2024-11-18 18:20:04,822 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 22.857142857142858) internal successors, (160), 7 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 18:20:04,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1971 transitions. [2024-11-18 18:20:04,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-18 18:20:04,823 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:04,823 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 18:20:04,823 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-18 18:20:04,824 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:04,824 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:04,824 INFO L85 PathProgramCache]: Analyzing trace with hash -262027691, now seen corresponding path program 1 times [2024-11-18 18:20:04,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:04,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382523524] [2024-11-18 18:20:04,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:04,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:04,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:06,119 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 18:20:06,119 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:06,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382523524] [2024-11-18 18:20:06,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [382523524] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:06,119 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:06,119 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2024-11-18 18:20:06,119 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078439412] [2024-11-18 18:20:06,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:06,119 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-11-18 18:20:06,119 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:06,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-11-18 18:20:06,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=1121, Unknown=0, NotChecked=0, Total=1190 [2024-11-18 18:20:06,120 INFO L87 Difference]: Start difference. First operand 1354 states and 1971 transitions. Second operand has 35 states, 35 states have (on average 4.6) internal successors, (161), 35 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 18:20:07,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:07,043 INFO L93 Difference]: Finished difference Result 3048 states and 4436 transitions. [2024-11-18 18:20:07,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-18 18:20:07,043 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 35 states have (on average 4.6) internal successors, (161), 35 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 18:20:07,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:07,046 INFO L225 Difference]: With dead ends: 3048 [2024-11-18 18:20:07,046 INFO L226 Difference]: Without dead ends: 1750 [2024-11-18 18:20:07,052 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=73, Invalid=1187, Unknown=0, NotChecked=0, Total=1260 [2024-11-18 18:20:07,052 INFO L432 NwaCegarLoop]: 1190 mSDtfsCounter, 134 mSDsluCounter, 36632 mSDsCounter, 0 mSdLazyCounter, 2377 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 37822 SdHoareTripleChecker+Invalid, 2378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2377 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-18 18:20:07,052 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 37822 Invalid, 2378 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2377 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-18 18:20:07,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1750 states. [2024-11-18 18:20:07,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1750 to 1708. [2024-11-18 18:20:07,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1708 states, 1707 states have (on average 1.4616285881663738) internal successors, (2495), 1707 states have internal predecessors, (2495), 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 18:20:07,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 1708 states and 2495 transitions. [2024-11-18 18:20:07,074 INFO L78 Accepts]: Start accepts. Automaton has 1708 states and 2495 transitions. Word has length 161 [2024-11-18 18:20:07,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:07,074 INFO L471 AbstractCegarLoop]: Abstraction has 1708 states and 2495 transitions. [2024-11-18 18:20:07,075 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 4.6) internal successors, (161), 35 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 18:20:07,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1708 states and 2495 transitions. [2024-11-18 18:20:07,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-18 18:20:07,076 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:07,076 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 18:20:07,076 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-18 18:20:07,076 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:07,076 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:07,077 INFO L85 PathProgramCache]: Analyzing trace with hash -1457254959, now seen corresponding path program 1 times [2024-11-18 18:20:07,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:07,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389798782] [2024-11-18 18:20:07,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:07,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:07,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:07,380 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 18:20:07,380 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:07,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389798782] [2024-11-18 18:20:07,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [389798782] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:07,381 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:07,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-18 18:20:07,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052563753] [2024-11-18 18:20:07,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:07,381 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-18 18:20:07,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:07,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-18 18:20:07,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-18 18:20:07,382 INFO L87 Difference]: Start difference. First operand 1708 states and 2495 transitions. Second operand has 6 states, 6 states have (on average 27.0) internal successors, (162), 6 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 18:20:07,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:07,427 INFO L93 Difference]: Finished difference Result 3390 states and 4954 transitions. [2024-11-18 18:20:07,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-18 18:20:07,428 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 27.0) internal successors, (162), 6 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 18:20:07,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:07,430 INFO L225 Difference]: With dead ends: 3390 [2024-11-18 18:20:07,430 INFO L226 Difference]: Without dead ends: 1738 [2024-11-18 18:20:07,432 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-18 18:20:07,432 INFO L432 NwaCegarLoop]: 1071 mSDtfsCounter, 1 mSDsluCounter, 4268 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 5339 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 18:20:07,433 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 5339 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 18:20:07,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1738 states. [2024-11-18 18:20:07,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1738 to 1726. [2024-11-18 18:20:07,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1726 states, 1725 states have (on average 1.4602898550724637) internal successors, (2519), 1725 states have internal predecessors, (2519), 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 18:20:07,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 1726 states and 2519 transitions. [2024-11-18 18:20:07,452 INFO L78 Accepts]: Start accepts. Automaton has 1726 states and 2519 transitions. Word has length 162 [2024-11-18 18:20:07,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:07,453 INFO L471 AbstractCegarLoop]: Abstraction has 1726 states and 2519 transitions. [2024-11-18 18:20:07,453 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 27.0) internal successors, (162), 6 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 18:20:07,453 INFO L276 IsEmpty]: Start isEmpty. Operand 1726 states and 2519 transitions. [2024-11-18 18:20:07,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-18 18:20:07,454 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:07,454 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 18:20:07,454 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-18 18:20:07,454 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:07,455 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:07,455 INFO L85 PathProgramCache]: Analyzing trace with hash -1601108839, now seen corresponding path program 1 times [2024-11-18 18:20:07,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:07,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1314915663] [2024-11-18 18:20:07,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:07,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:07,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:08,144 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 18:20:08,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:08,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1314915663] [2024-11-18 18:20:08,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1314915663] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:08,145 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:08,145 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-18 18:20:08,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [369879938] [2024-11-18 18:20:08,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:08,146 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-18 18:20:08,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:08,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-18 18:20:08,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-11-18 18:20:08,147 INFO L87 Difference]: Start difference. First operand 1726 states and 2519 transitions. Second operand has 11 states, 11 states have (on average 14.818181818181818) internal successors, (163), 11 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 18:20:08,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:08,275 INFO L93 Difference]: Finished difference Result 3476 states and 5068 transitions. [2024-11-18 18:20:08,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-18 18:20:08,275 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 14.818181818181818) internal successors, (163), 11 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 18:20:08,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:08,278 INFO L225 Difference]: With dead ends: 3476 [2024-11-18 18:20:08,278 INFO L226 Difference]: Without dead ends: 1806 [2024-11-18 18:20:08,280 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-11-18 18:20:08,280 INFO L432 NwaCegarLoop]: 1068 mSDtfsCounter, 32 mSDsluCounter, 9580 mSDsCounter, 0 mSdLazyCounter, 145 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 10648 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 145 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 18:20:08,280 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 10648 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 145 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 18:20:08,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1806 states. [2024-11-18 18:20:08,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1806 to 1772. [2024-11-18 18:20:08,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1772 states, 1771 states have (on average 1.458498023715415) internal successors, (2583), 1771 states have internal predecessors, (2583), 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 18:20:08,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1772 states to 1772 states and 2583 transitions. [2024-11-18 18:20:08,303 INFO L78 Accepts]: Start accepts. Automaton has 1772 states and 2583 transitions. Word has length 163 [2024-11-18 18:20:08,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:08,303 INFO L471 AbstractCegarLoop]: Abstraction has 1772 states and 2583 transitions. [2024-11-18 18:20:08,303 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 14.818181818181818) internal successors, (163), 11 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 18:20:08,303 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 2583 transitions. [2024-11-18 18:20:08,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-18 18:20:08,304 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:08,305 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 18:20:08,305 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-18 18:20:08,305 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:08,305 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:08,305 INFO L85 PathProgramCache]: Analyzing trace with hash -997336949, now seen corresponding path program 1 times [2024-11-18 18:20:08,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:08,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433552205] [2024-11-18 18:20:08,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:08,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:08,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:08,732 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 18:20:08,732 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:08,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433552205] [2024-11-18 18:20:08,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1433552205] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:08,732 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:08,733 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-18 18:20:08,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33935137] [2024-11-18 18:20:08,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:08,733 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-18 18:20:08,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:08,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-18 18:20:08,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-18 18:20:08,734 INFO L87 Difference]: Start difference. First operand 1772 states and 2583 transitions. Second operand has 6 states, 6 states have (on average 27.166666666666668) internal successors, (163), 6 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 18:20:08,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:08,820 INFO L93 Difference]: Finished difference Result 3536 states and 5156 transitions. [2024-11-18 18:20:08,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-18 18:20:08,821 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 27.166666666666668) internal successors, (163), 6 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 18:20:08,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:08,823 INFO L225 Difference]: With dead ends: 3536 [2024-11-18 18:20:08,823 INFO L226 Difference]: Without dead ends: 1820 [2024-11-18 18:20:08,825 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-18 18:20:08,825 INFO L432 NwaCegarLoop]: 1052 mSDtfsCounter, 1001 mSDsluCounter, 3144 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1001 SdHoareTripleChecker+Valid, 4196 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 18:20:08,825 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1001 Valid, 4196 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 18:20:08,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1820 states. [2024-11-18 18:20:08,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1820 to 1820. [2024-11-18 18:20:08,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1820 states, 1819 states have (on average 1.4551951621770203) internal successors, (2647), 1819 states have internal predecessors, (2647), 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 18:20:08,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1820 states to 1820 states and 2647 transitions. [2024-11-18 18:20:08,839 INFO L78 Accepts]: Start accepts. Automaton has 1820 states and 2647 transitions. Word has length 163 [2024-11-18 18:20:08,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:08,840 INFO L471 AbstractCegarLoop]: Abstraction has 1820 states and 2647 transitions. [2024-11-18 18:20:08,840 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 27.166666666666668) internal successors, (163), 6 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 18:20:08,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1820 states and 2647 transitions. [2024-11-18 18:20:08,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-18 18:20:08,841 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:08,841 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 18:20:08,841 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-18 18:20:08,841 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:08,842 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:08,842 INFO L85 PathProgramCache]: Analyzing trace with hash 275664555, now seen corresponding path program 1 times [2024-11-18 18:20:08,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:08,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566970908] [2024-11-18 18:20:08,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:08,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:08,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:09,307 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 18:20:09,307 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:09,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [566970908] [2024-11-18 18:20:09,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [566970908] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:09,307 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:09,307 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-18 18:20:09,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754837180] [2024-11-18 18:20:09,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:09,307 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-18 18:20:09,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:09,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-18 18:20:09,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-18 18:20:09,308 INFO L87 Difference]: Start difference. First operand 1820 states and 2647 transitions. Second operand has 7 states, 7 states have (on average 23.285714285714285) internal successors, (163), 7 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 18:20:09,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:09,424 INFO L93 Difference]: Finished difference Result 3722 states and 5412 transitions. [2024-11-18 18:20:09,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-18 18:20:09,425 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 23.285714285714285) internal successors, (163), 7 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 18:20:09,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:09,427 INFO L225 Difference]: With dead ends: 3722 [2024-11-18 18:20:09,428 INFO L226 Difference]: Without dead ends: 1958 [2024-11-18 18:20:09,429 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-18 18:20:09,429 INFO L432 NwaCegarLoop]: 1052 mSDtfsCounter, 975 mSDsluCounter, 4185 mSDsCounter, 0 mSdLazyCounter, 147 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 975 SdHoareTripleChecker+Valid, 5237 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 147 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 18:20:09,430 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [975 Valid, 5237 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 18:20:09,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1958 states. [2024-11-18 18:20:09,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1958 to 1958. [2024-11-18 18:20:09,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1958 states, 1957 states have (on average 1.451711803781298) internal successors, (2841), 1957 states have internal predecessors, (2841), 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 18:20:09,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1958 states to 1958 states and 2841 transitions. [2024-11-18 18:20:09,445 INFO L78 Accepts]: Start accepts. Automaton has 1958 states and 2841 transitions. Word has length 163 [2024-11-18 18:20:09,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:09,446 INFO L471 AbstractCegarLoop]: Abstraction has 1958 states and 2841 transitions. [2024-11-18 18:20:09,446 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 23.285714285714285) internal successors, (163), 7 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 18:20:09,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1958 states and 2841 transitions. [2024-11-18 18:20:09,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-18 18:20:09,447 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:09,447 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 18:20:09,447 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-18 18:20:09,448 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:09,448 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:09,448 INFO L85 PathProgramCache]: Analyzing trace with hash -2003656042, now seen corresponding path program 1 times [2024-11-18 18:20:09,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:09,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387670847] [2024-11-18 18:20:09,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:09,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:09,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:09,955 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 18:20:09,955 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:09,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [387670847] [2024-11-18 18:20:09,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [387670847] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:09,955 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:09,956 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-18 18:20:09,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1558702348] [2024-11-18 18:20:09,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:09,956 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-18 18:20:09,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:09,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-18 18:20:09,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2024-11-18 18:20:09,957 INFO L87 Difference]: Start difference. First operand 1958 states and 2841 transitions. Second operand has 11 states, 11 states have (on average 14.818181818181818) internal successors, (163), 11 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 18:20:10,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:10,081 INFO L93 Difference]: Finished difference Result 3870 states and 5614 transitions. [2024-11-18 18:20:10,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-18 18:20:10,084 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 14.818181818181818) internal successors, (163), 11 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 18:20:10,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:10,086 INFO L225 Difference]: With dead ends: 3870 [2024-11-18 18:20:10,086 INFO L226 Difference]: Without dead ends: 1968 [2024-11-18 18:20:10,092 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2024-11-18 18:20:10,092 INFO L432 NwaCegarLoop]: 1063 mSDtfsCounter, 12 mSDsluCounter, 9539 mSDsCounter, 0 mSdLazyCounter, 186 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 10602 SdHoareTripleChecker+Invalid, 186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 186 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 18:20:10,092 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 10602 Invalid, 186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 186 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 18:20:10,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1968 states. [2024-11-18 18:20:10,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1968 to 1964. [2024-11-18 18:20:10,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1964 states, 1963 states have (on average 1.4513499745287826) internal successors, (2849), 1963 states have internal predecessors, (2849), 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 18:20:10,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1964 states to 1964 states and 2849 transitions. [2024-11-18 18:20:10,106 INFO L78 Accepts]: Start accepts. Automaton has 1964 states and 2849 transitions. Word has length 163 [2024-11-18 18:20:10,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:10,107 INFO L471 AbstractCegarLoop]: Abstraction has 1964 states and 2849 transitions. [2024-11-18 18:20:10,107 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 14.818181818181818) internal successors, (163), 11 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 18:20:10,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1964 states and 2849 transitions. [2024-11-18 18:20:10,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-18 18:20:10,108 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:10,108 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 18:20:10,108 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-11-18 18:20:10,108 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:10,109 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:10,109 INFO L85 PathProgramCache]: Analyzing trace with hash -1829302468, now seen corresponding path program 1 times [2024-11-18 18:20:10,109 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:10,109 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1487723373] [2024-11-18 18:20:10,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:10,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:10,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:11,125 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 18:20:11,126 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:11,126 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1487723373] [2024-11-18 18:20:11,126 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1487723373] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:11,126 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:11,126 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2024-11-18 18:20:11,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921889085] [2024-11-18 18:20:11,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:11,126 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-11-18 18:20:11,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:11,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-11-18 18:20:11,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=376, Unknown=0, NotChecked=0, Total=420 [2024-11-18 18:20:11,127 INFO L87 Difference]: Start difference. First operand 1964 states and 2849 transitions. Second operand has 21 states, 21 states have (on average 7.761904761904762) internal successors, (163), 21 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 18:20:11,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:11,467 INFO L93 Difference]: Finished difference Result 4176 states and 6054 transitions. [2024-11-18 18:20:11,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-18 18:20:11,467 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 7.761904761904762) internal successors, (163), 21 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 18:20:11,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:11,470 INFO L225 Difference]: With dead ends: 4176 [2024-11-18 18:20:11,470 INFO L226 Difference]: Without dead ends: 2268 [2024-11-18 18:20:11,471 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=44, Invalid=376, Unknown=0, NotChecked=0, Total=420 [2024-11-18 18:20:11,472 INFO L432 NwaCegarLoop]: 1100 mSDtfsCounter, 71 mSDsluCounter, 16453 mSDsCounter, 0 mSdLazyCounter, 667 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 17553 SdHoareTripleChecker+Invalid, 669 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 667 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-18 18:20:11,472 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 17553 Invalid, 669 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 667 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-18 18:20:11,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2268 states. [2024-11-18 18:20:11,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2268 to 2228. [2024-11-18 18:20:11,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2228 states, 2227 states have (on average 1.4535249214189492) internal successors, (3237), 2227 states have internal predecessors, (3237), 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 18:20:11,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2228 states to 2228 states and 3237 transitions. [2024-11-18 18:20:11,490 INFO L78 Accepts]: Start accepts. Automaton has 2228 states and 3237 transitions. Word has length 163 [2024-11-18 18:20:11,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:11,490 INFO L471 AbstractCegarLoop]: Abstraction has 2228 states and 3237 transitions. [2024-11-18 18:20:11,490 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 7.761904761904762) internal successors, (163), 21 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 18:20:11,490 INFO L276 IsEmpty]: Start isEmpty. Operand 2228 states and 3237 transitions. [2024-11-18 18:20:11,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-18 18:20:11,492 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:11,492 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 18:20:11,492 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-11-18 18:20:11,492 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:11,493 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:11,493 INFO L85 PathProgramCache]: Analyzing trace with hash -1517825195, now seen corresponding path program 1 times [2024-11-18 18:20:11,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:11,493 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904264010] [2024-11-18 18:20:11,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:11,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:11,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:11,898 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 18:20:11,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:11,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1904264010] [2024-11-18 18:20:11,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1904264010] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:11,898 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:11,898 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-18 18:20:11,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086018858] [2024-11-18 18:20:11,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:11,899 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-18 18:20:11,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:11,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-18 18:20:11,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-18 18:20:11,899 INFO L87 Difference]: Start difference. First operand 2228 states and 3237 transitions. Second operand has 6 states, 6 states have (on average 27.166666666666668) internal successors, (163), 6 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 18:20:11,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:11,990 INFO L93 Difference]: Finished difference Result 4586 states and 6642 transitions. [2024-11-18 18:20:11,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-18 18:20:11,991 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 27.166666666666668) internal successors, (163), 6 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 18:20:11,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:11,994 INFO L225 Difference]: With dead ends: 4586 [2024-11-18 18:20:11,994 INFO L226 Difference]: Without dead ends: 2414 [2024-11-18 18:20:11,996 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-18 18:20:11,996 INFO L432 NwaCegarLoop]: 1052 mSDtfsCounter, 1004 mSDsluCounter, 3139 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1004 SdHoareTripleChecker+Valid, 4191 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 18:20:11,996 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1004 Valid, 4191 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 18:20:11,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2414 states. [2024-11-18 18:20:12,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2414 to 2370. [2024-11-18 18:20:12,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2370 states, 2369 states have (on average 1.4432249894470242) internal successors, (3419), 2369 states have internal predecessors, (3419), 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 18:20:12,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2370 states to 2370 states and 3419 transitions. [2024-11-18 18:20:12,015 INFO L78 Accepts]: Start accepts. Automaton has 2370 states and 3419 transitions. Word has length 163 [2024-11-18 18:20:12,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:12,016 INFO L471 AbstractCegarLoop]: Abstraction has 2370 states and 3419 transitions. [2024-11-18 18:20:12,016 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 27.166666666666668) internal successors, (163), 6 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 18:20:12,016 INFO L276 IsEmpty]: Start isEmpty. Operand 2370 states and 3419 transitions. [2024-11-18 18:20:12,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-18 18:20:12,017 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:12,017 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 18:20:12,018 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-11-18 18:20:12,018 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:12,018 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:12,018 INFO L85 PathProgramCache]: Analyzing trace with hash 1445364142, now seen corresponding path program 1 times [2024-11-18 18:20:12,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:12,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592654571] [2024-11-18 18:20:12,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:12,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:12,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:12,438 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 18:20:12,439 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:12,439 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592654571] [2024-11-18 18:20:12,439 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [592654571] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:12,439 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:12,439 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 18:20:12,439 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297453135] [2024-11-18 18:20:12,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:12,440 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 18:20:12,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:12,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 18:20:12,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-18 18:20:12,441 INFO L87 Difference]: Start difference. First operand 2370 states and 3419 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 18:20:12,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:12,514 INFO L93 Difference]: Finished difference Result 4696 states and 6774 transitions. [2024-11-18 18:20:12,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 18:20:12,514 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 18:20:12,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:12,517 INFO L225 Difference]: With dead ends: 4696 [2024-11-18 18:20:12,517 INFO L226 Difference]: Without dead ends: 2382 [2024-11-18 18:20:12,519 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 18:20:12,520 INFO L432 NwaCegarLoop]: 1052 mSDtfsCounter, 1011 mSDsluCounter, 2095 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1011 SdHoareTripleChecker+Valid, 3147 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 18:20:12,520 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1011 Valid, 3147 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 18:20:12,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2382 states. [2024-11-18 18:20:12,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2382 to 2382. [2024-11-18 18:20:12,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2382 states, 2381 states have (on average 1.4409911801763964) internal successors, (3431), 2381 states have internal predecessors, (3431), 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 18:20:12,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2382 states to 2382 states and 3431 transitions. [2024-11-18 18:20:12,539 INFO L78 Accepts]: Start accepts. Automaton has 2382 states and 3431 transitions. Word has length 163 [2024-11-18 18:20:12,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:12,539 INFO L471 AbstractCegarLoop]: Abstraction has 2382 states and 3431 transitions. [2024-11-18 18:20:12,539 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 18:20:12,539 INFO L276 IsEmpty]: Start isEmpty. Operand 2382 states and 3431 transitions. [2024-11-18 18:20:12,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-18 18:20:12,541 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:12,541 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 18:20:12,541 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-11-18 18:20:12,541 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:12,542 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:12,542 INFO L85 PathProgramCache]: Analyzing trace with hash 1137700413, now seen corresponding path program 1 times [2024-11-18 18:20:12,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:12,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939914055] [2024-11-18 18:20:12,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:12,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:12,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:12,954 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 18:20:12,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:12,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [939914055] [2024-11-18 18:20:12,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [939914055] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:12,955 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:12,955 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-18 18:20:12,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434237241] [2024-11-18 18:20:12,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:12,955 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-18 18:20:12,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:12,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-18 18:20:12,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-18 18:20:12,956 INFO L87 Difference]: Start difference. First operand 2382 states and 3431 transitions. Second operand has 7 states, 7 states have (on average 23.285714285714285) internal successors, (163), 7 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 18:20:13,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:13,050 INFO L93 Difference]: Finished difference Result 4758 states and 6852 transitions. [2024-11-18 18:20:13,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-18 18:20:13,050 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 23.285714285714285) internal successors, (163), 7 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 18:20:13,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:13,053 INFO L225 Difference]: With dead ends: 4758 [2024-11-18 18:20:13,053 INFO L226 Difference]: Without dead ends: 2432 [2024-11-18 18:20:13,055 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-18 18:20:13,055 INFO L432 NwaCegarLoop]: 1052 mSDtfsCounter, 1053 mSDsluCounter, 4185 mSDsCounter, 0 mSdLazyCounter, 147 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1053 SdHoareTripleChecker+Valid, 5237 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 147 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 18:20:13,055 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1053 Valid, 5237 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 18:20:13,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2432 states. [2024-11-18 18:20:13,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2432 to 2432. [2024-11-18 18:20:13,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2432 states, 2431 states have (on average 1.439325380501851) internal successors, (3499), 2431 states have internal predecessors, (3499), 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 18:20:13,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2432 states to 2432 states and 3499 transitions. [2024-11-18 18:20:13,077 INFO L78 Accepts]: Start accepts. Automaton has 2432 states and 3499 transitions. Word has length 163 [2024-11-18 18:20:13,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:13,077 INFO L471 AbstractCegarLoop]: Abstraction has 2432 states and 3499 transitions. [2024-11-18 18:20:13,077 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 23.285714285714285) internal successors, (163), 7 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 18:20:13,077 INFO L276 IsEmpty]: Start isEmpty. Operand 2432 states and 3499 transitions. [2024-11-18 18:20:13,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-18 18:20:13,079 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:13,079 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 18:20:13,079 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-11-18 18:20:13,079 INFO L396 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:13,079 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:13,079 INFO L85 PathProgramCache]: Analyzing trace with hash 1123341428, now seen corresponding path program 1 times [2024-11-18 18:20:13,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:13,080 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246871901] [2024-11-18 18:20:13,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:13,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:13,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:13,548 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 18:20:13,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:13,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246871901] [2024-11-18 18:20:13,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1246871901] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:13,549 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:13,549 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-18 18:20:13,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831950911] [2024-11-18 18:20:13,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:13,549 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-18 18:20:13,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:13,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-18 18:20:13,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-18 18:20:13,550 INFO L87 Difference]: Start difference. First operand 2432 states and 3499 transitions. Second operand has 7 states, 7 states have (on average 23.428571428571427) internal successors, (164), 7 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 18:20:13,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:13,661 INFO L93 Difference]: Finished difference Result 4856 states and 6982 transitions. [2024-11-18 18:20:13,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-18 18:20:13,662 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 23.428571428571427) internal successors, (164), 7 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 18:20:13,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:13,666 INFO L225 Difference]: With dead ends: 4856 [2024-11-18 18:20:13,666 INFO L226 Difference]: Without dead ends: 2480 [2024-11-18 18:20:13,668 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-11-18 18:20:13,669 INFO L432 NwaCegarLoop]: 1052 mSDtfsCounter, 1022 mSDsluCounter, 4190 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1022 SdHoareTripleChecker+Valid, 5242 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 18:20:13,669 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1022 Valid, 5242 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 18:20:13,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2480 states. [2024-11-18 18:20:13,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2480 to 2456. [2024-11-18 18:20:13,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2456 states, 2455 states have (on average 1.439918533604888) internal successors, (3535), 2455 states have internal predecessors, (3535), 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 18:20:13,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2456 states to 2456 states and 3535 transitions. [2024-11-18 18:20:13,695 INFO L78 Accepts]: Start accepts. Automaton has 2456 states and 3535 transitions. Word has length 164 [2024-11-18 18:20:13,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:13,695 INFO L471 AbstractCegarLoop]: Abstraction has 2456 states and 3535 transitions. [2024-11-18 18:20:13,695 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 23.428571428571427) internal successors, (164), 7 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 18:20:13,696 INFO L276 IsEmpty]: Start isEmpty. Operand 2456 states and 3535 transitions. [2024-11-18 18:20:13,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-18 18:20:13,697 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:13,697 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 18:20:13,697 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-11-18 18:20:13,697 INFO L396 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:13,698 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:13,698 INFO L85 PathProgramCache]: Analyzing trace with hash 2146188007, now seen corresponding path program 1 times [2024-11-18 18:20:13,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:13,698 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264787341] [2024-11-18 18:20:13,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:13,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:13,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:14,755 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 18:20:14,756 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:14,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [264787341] [2024-11-18 18:20:14,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [264787341] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:14,756 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:14,756 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2024-11-18 18:20:14,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883611452] [2024-11-18 18:20:14,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:14,757 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-11-18 18:20:14,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:14,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-11-18 18:20:14,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=552, Unknown=0, NotChecked=0, Total=600 [2024-11-18 18:20:14,758 INFO L87 Difference]: Start difference. First operand 2456 states and 3535 transitions. Second operand has 25 states, 25 states have (on average 6.56) internal successors, (164), 25 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 18:20:15,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:15,297 INFO L93 Difference]: Finished difference Result 5458 states and 7838 transitions. [2024-11-18 18:20:15,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-18 18:20:15,298 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 6.56) internal successors, (164), 25 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 18:20:15,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:15,301 INFO L225 Difference]: With dead ends: 5458 [2024-11-18 18:20:15,301 INFO L226 Difference]: Without dead ends: 3058 [2024-11-18 18:20:15,303 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=60, Invalid=696, Unknown=0, NotChecked=0, Total=756 [2024-11-18 18:20:15,304 INFO L432 NwaCegarLoop]: 1028 mSDtfsCounter, 102 mSDsluCounter, 22592 mSDsCounter, 0 mSdLazyCounter, 1209 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 23620 SdHoareTripleChecker+Invalid, 1223 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 1209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-18 18:20:15,304 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 23620 Invalid, 1223 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 1209 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-18 18:20:15,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3058 states. [2024-11-18 18:20:15,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3058 to 3008. [2024-11-18 18:20:15,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3008 states, 3007 states have (on average 1.4356501496508147) internal successors, (4317), 3007 states have internal predecessors, (4317), 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 18:20:15,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3008 states to 3008 states and 4317 transitions. [2024-11-18 18:20:15,326 INFO L78 Accepts]: Start accepts. Automaton has 3008 states and 4317 transitions. Word has length 164 [2024-11-18 18:20:15,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:15,327 INFO L471 AbstractCegarLoop]: Abstraction has 3008 states and 4317 transitions. [2024-11-18 18:20:15,327 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 6.56) internal successors, (164), 25 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 18:20:15,327 INFO L276 IsEmpty]: Start isEmpty. Operand 3008 states and 4317 transitions. [2024-11-18 18:20:15,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-18 18:20:15,329 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:15,329 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 18:20:15,329 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-11-18 18:20:15,329 INFO L396 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:15,329 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:15,330 INFO L85 PathProgramCache]: Analyzing trace with hash 61157056, now seen corresponding path program 1 times [2024-11-18 18:20:15,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:15,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178427840] [2024-11-18 18:20:15,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:15,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:15,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:15,777 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 18:20:15,777 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:15,777 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178427840] [2024-11-18 18:20:15,777 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [178427840] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:15,778 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:15,778 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 18:20:15,778 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [155645545] [2024-11-18 18:20:15,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:15,778 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 18:20:15,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:15,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 18:20:15,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 18:20:15,779 INFO L87 Difference]: Start difference. First operand 3008 states and 4317 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 18:20:15,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:15,813 INFO L93 Difference]: Finished difference Result 5996 states and 8606 transitions. [2024-11-18 18:20:15,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 18:20:15,813 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 18:20:15,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:15,816 INFO L225 Difference]: With dead ends: 5996 [2024-11-18 18:20:15,816 INFO L226 Difference]: Without dead ends: 3044 [2024-11-18 18:20:15,818 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 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 18:20:15,819 INFO L432 NwaCegarLoop]: 1071 mSDtfsCounter, 5 mSDsluCounter, 3204 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 4275 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 18:20:15,819 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 4275 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 18:20:15,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3044 states. [2024-11-18 18:20:15,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3044 to 3032. [2024-11-18 18:20:15,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3032 states, 3031 states have (on average 1.4335202903332234) internal successors, (4345), 3031 states have internal predecessors, (4345), 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 18:20:15,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3032 states to 3032 states and 4345 transitions. [2024-11-18 18:20:15,842 INFO L78 Accepts]: Start accepts. Automaton has 3032 states and 4345 transitions. Word has length 164 [2024-11-18 18:20:15,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:15,842 INFO L471 AbstractCegarLoop]: Abstraction has 3032 states and 4345 transitions. [2024-11-18 18:20:15,842 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 18:20:15,842 INFO L276 IsEmpty]: Start isEmpty. Operand 3032 states and 4345 transitions. [2024-11-18 18:20:15,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-18 18:20:15,844 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:15,844 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 18:20:15,844 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-11-18 18:20:15,844 INFO L396 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:15,845 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:15,845 INFO L85 PathProgramCache]: Analyzing trace with hash 2096140377, now seen corresponding path program 1 times [2024-11-18 18:20:15,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:15,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106425130] [2024-11-18 18:20:15,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:15,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:15,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:16,364 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 18:20:16,364 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:16,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106425130] [2024-11-18 18:20:16,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2106425130] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:16,364 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:16,364 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-18 18:20:16,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048073849] [2024-11-18 18:20:16,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:16,365 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-18 18:20:16,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:16,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-18 18:20:16,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-18 18:20:16,366 INFO L87 Difference]: Start difference. First operand 3032 states and 4345 transitions. Second operand has 6 states, 6 states have (on average 27.333333333333332) internal successors, (164), 6 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 18:20:16,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:16,466 INFO L93 Difference]: Finished difference Result 6024 states and 8632 transitions. [2024-11-18 18:20:16,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 18:20:16,466 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 27.333333333333332) internal successors, (164), 6 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 18:20:16,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:16,469 INFO L225 Difference]: With dead ends: 6024 [2024-11-18 18:20:16,469 INFO L226 Difference]: Without dead ends: 3048 [2024-11-18 18:20:16,472 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-18 18:20:16,472 INFO L432 NwaCegarLoop]: 1052 mSDtfsCounter, 966 mSDsluCounter, 3140 mSDsCounter, 0 mSdLazyCounter, 115 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 966 SdHoareTripleChecker+Valid, 4192 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 18:20:16,473 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [966 Valid, 4192 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 18:20:16,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3048 states. [2024-11-18 18:20:16,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3048 to 3048. [2024-11-18 18:20:16,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3048 states, 3047 states have (on average 1.4312438464063013) internal successors, (4361), 3047 states have internal predecessors, (4361), 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 18:20:16,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3048 states to 3048 states and 4361 transitions. [2024-11-18 18:20:16,505 INFO L78 Accepts]: Start accepts. Automaton has 3048 states and 4361 transitions. Word has length 164 [2024-11-18 18:20:16,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:16,506 INFO L471 AbstractCegarLoop]: Abstraction has 3048 states and 4361 transitions. [2024-11-18 18:20:16,506 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 27.333333333333332) internal successors, (164), 6 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 18:20:16,506 INFO L276 IsEmpty]: Start isEmpty. Operand 3048 states and 4361 transitions. [2024-11-18 18:20:16,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-18 18:20:16,508 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:16,508 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 18:20:16,508 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2024-11-18 18:20:16,508 INFO L396 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:16,509 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:16,509 INFO L85 PathProgramCache]: Analyzing trace with hash -633210311, now seen corresponding path program 1 times [2024-11-18 18:20:16,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:16,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2095254013] [2024-11-18 18:20:16,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:16,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:16,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:17,248 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 18:20:17,248 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:17,249 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2095254013] [2024-11-18 18:20:17,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2095254013] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:17,249 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:17,249 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-18 18:20:17,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916602173] [2024-11-18 18:20:17,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:17,249 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-18 18:20:17,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:17,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-18 18:20:17,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2024-11-18 18:20:17,251 INFO L87 Difference]: Start difference. First operand 3048 states and 4361 transitions. Second operand has 12 states, 12 states have (on average 13.666666666666666) internal successors, (164), 12 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 18:20:17,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:17,415 INFO L93 Difference]: Finished difference Result 6056 states and 8660 transitions. [2024-11-18 18:20:17,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-18 18:20:17,416 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 13.666666666666666) internal successors, (164), 12 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 18:20:17,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:17,418 INFO L225 Difference]: With dead ends: 6056 [2024-11-18 18:20:17,418 INFO L226 Difference]: Without dead ends: 3064 [2024-11-18 18:20:17,420 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2024-11-18 18:20:17,421 INFO L432 NwaCegarLoop]: 1058 mSDtfsCounter, 10 mSDsluCounter, 10549 mSDsCounter, 0 mSdLazyCounter, 268 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 11607 SdHoareTripleChecker+Invalid, 270 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 268 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 18:20:17,421 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 11607 Invalid, 270 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 268 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 18:20:17,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3064 states. [2024-11-18 18:20:17,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3064 to 3054. [2024-11-18 18:20:17,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3054 states, 3053 states have (on average 1.431051424828038) internal successors, (4369), 3053 states have internal predecessors, (4369), 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 18:20:17,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3054 states to 3054 states and 4369 transitions. [2024-11-18 18:20:17,440 INFO L78 Accepts]: Start accepts. Automaton has 3054 states and 4369 transitions. Word has length 164 [2024-11-18 18:20:17,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:17,441 INFO L471 AbstractCegarLoop]: Abstraction has 3054 states and 4369 transitions. [2024-11-18 18:20:17,441 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 13.666666666666666) internal successors, (164), 12 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 18:20:17,442 INFO L276 IsEmpty]: Start isEmpty. Operand 3054 states and 4369 transitions. [2024-11-18 18:20:17,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-18 18:20:17,443 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:17,443 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] [2024-11-18 18:20:17,443 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2024-11-18 18:20:17,443 INFO L396 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:17,444 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:17,444 INFO L85 PathProgramCache]: Analyzing trace with hash 870460000, now seen corresponding path program 1 times [2024-11-18 18:20:17,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:17,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458470605] [2024-11-18 18:20:17,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:17,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:17,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:18,233 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 18:20:18,234 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:18,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [458470605] [2024-11-18 18:20:18,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [458470605] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:18,234 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:18,234 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2024-11-18 18:20:18,234 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465581993] [2024-11-18 18:20:18,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:18,234 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-18 18:20:18,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:18,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-18 18:20:18,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=306, Unknown=0, NotChecked=0, Total=342 [2024-11-18 18:20:18,235 INFO L87 Difference]: Start difference. First operand 3054 states and 4369 transitions. Second operand has 19 states, 19 states have (on average 8.68421052631579) internal successors, (165), 19 states have internal predecessors, (165), 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 18:20:18,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:18,547 INFO L93 Difference]: Finished difference Result 6104 states and 8730 transitions. [2024-11-18 18:20:18,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-18 18:20:18,548 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 8.68421052631579) internal successors, (165), 19 states have internal predecessors, (165), 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 165 [2024-11-18 18:20:18,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:18,550 INFO L225 Difference]: With dead ends: 6104 [2024-11-18 18:20:18,550 INFO L226 Difference]: Without dead ends: 3106 [2024-11-18 18:20:18,555 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=414, Unknown=0, NotChecked=0, Total=462 [2024-11-18 18:20:18,555 INFO L432 NwaCegarLoop]: 1043 mSDtfsCounter, 74 mSDsluCounter, 17689 mSDsCounter, 0 mSdLazyCounter, 675 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 18732 SdHoareTripleChecker+Invalid, 683 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 675 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-18 18:20:18,556 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 18732 Invalid, 683 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 675 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-18 18:20:18,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3106 states. [2024-11-18 18:20:18,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3106 to 2974. [2024-11-18 18:20:18,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2974 states, 2973 states have (on average 1.4352505886310125) internal successors, (4267), 2973 states have internal predecessors, (4267), 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 18:20:18,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2974 states to 2974 states and 4267 transitions. [2024-11-18 18:20:18,577 INFO L78 Accepts]: Start accepts. Automaton has 2974 states and 4267 transitions. Word has length 165 [2024-11-18 18:20:18,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:18,577 INFO L471 AbstractCegarLoop]: Abstraction has 2974 states and 4267 transitions. [2024-11-18 18:20:18,577 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 8.68421052631579) internal successors, (165), 19 states have internal predecessors, (165), 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 18:20:18,577 INFO L276 IsEmpty]: Start isEmpty. Operand 2974 states and 4267 transitions. [2024-11-18 18:20:18,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-18 18:20:18,579 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:18,579 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] [2024-11-18 18:20:18,579 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2024-11-18 18:20:18,579 INFO L396 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:18,580 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:18,580 INFO L85 PathProgramCache]: Analyzing trace with hash -1234338407, now seen corresponding path program 1 times [2024-11-18 18:20:18,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:18,580 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180727223] [2024-11-18 18:20:18,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:18,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:18,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:19,097 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 18:20:19,097 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:19,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180727223] [2024-11-18 18:20:19,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1180727223] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:19,098 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:19,098 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-18 18:20:19,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [331230781] [2024-11-18 18:20:19,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:19,098 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-18 18:20:19,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:19,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-18 18:20:19,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-11-18 18:20:19,099 INFO L87 Difference]: Start difference. First operand 2974 states and 4267 transitions. Second operand has 11 states, 11 states have (on average 15.0) internal successors, (165), 11 states have internal predecessors, (165), 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 18:20:19,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:19,175 INFO L93 Difference]: Finished difference Result 6056 states and 8686 transitions. [2024-11-18 18:20:19,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-18 18:20:19,175 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 15.0) internal successors, (165), 11 states have internal predecessors, (165), 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 165 [2024-11-18 18:20:19,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:19,178 INFO L225 Difference]: With dead ends: 6056 [2024-11-18 18:20:19,178 INFO L226 Difference]: Without dead ends: 3138 [2024-11-18 18:20:19,179 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-11-18 18:20:19,180 INFO L432 NwaCegarLoop]: 1065 mSDtfsCounter, 36 mSDsluCounter, 6442 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 7507 SdHoareTripleChecker+Invalid, 119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 18:20:19,180 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 7507 Invalid, 119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 18:20:19,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3138 states. [2024-11-18 18:20:19,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3138 to 3078. [2024-11-18 18:20:19,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3078 states, 3077 states have (on average 1.4348391290217744) internal successors, (4415), 3077 states have internal predecessors, (4415), 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 18:20:19,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3078 states to 3078 states and 4415 transitions. [2024-11-18 18:20:19,199 INFO L78 Accepts]: Start accepts. Automaton has 3078 states and 4415 transitions. Word has length 165 [2024-11-18 18:20:19,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:19,199 INFO L471 AbstractCegarLoop]: Abstraction has 3078 states and 4415 transitions. [2024-11-18 18:20:19,199 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 15.0) internal successors, (165), 11 states have internal predecessors, (165), 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 18:20:19,199 INFO L276 IsEmpty]: Start isEmpty. Operand 3078 states and 4415 transitions. [2024-11-18 18:20:19,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-18 18:20:19,201 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:19,202 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] [2024-11-18 18:20:19,202 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2024-11-18 18:20:19,202 INFO L396 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:19,202 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:19,202 INFO L85 PathProgramCache]: Analyzing trace with hash 1749783296, now seen corresponding path program 1 times [2024-11-18 18:20:19,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:19,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418377324] [2024-11-18 18:20:19,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:19,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:19,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:19,970 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 18:20:19,970 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:19,970 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418377324] [2024-11-18 18:20:19,971 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [418377324] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:19,971 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:19,971 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-18 18:20:19,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895021016] [2024-11-18 18:20:19,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:19,971 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-18 18:20:19,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:19,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-18 18:20:19,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2024-11-18 18:20:19,972 INFO L87 Difference]: Start difference. First operand 3078 states and 4415 transitions. Second operand has 12 states, 12 states have (on average 13.75) internal successors, (165), 12 states have internal predecessors, (165), 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 18:20:20,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:20,110 INFO L93 Difference]: Finished difference Result 6138 states and 8800 transitions. [2024-11-18 18:20:20,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-18 18:20:20,114 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 13.75) internal successors, (165), 12 states have internal predecessors, (165), 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 165 [2024-11-18 18:20:20,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:20,117 INFO L225 Difference]: With dead ends: 6138 [2024-11-18 18:20:20,117 INFO L226 Difference]: Without dead ends: 3116 [2024-11-18 18:20:20,119 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2024-11-18 18:20:20,119 INFO L432 NwaCegarLoop]: 1062 mSDtfsCounter, 12 mSDsluCounter, 10587 mSDsCounter, 0 mSdLazyCounter, 218 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 11649 SdHoareTripleChecker+Invalid, 219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 218 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 18:20:20,119 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 11649 Invalid, 219 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 218 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 18:20:20,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3116 states. [2024-11-18 18:20:20,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3116 to 3096. [2024-11-18 18:20:20,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3096 states, 3095 states have (on average 1.4348949919224556) internal successors, (4441), 3095 states have internal predecessors, (4441), 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 18:20:20,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3096 states to 3096 states and 4441 transitions. [2024-11-18 18:20:20,139 INFO L78 Accepts]: Start accepts. Automaton has 3096 states and 4441 transitions. Word has length 165 [2024-11-18 18:20:20,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:20,139 INFO L471 AbstractCegarLoop]: Abstraction has 3096 states and 4441 transitions. [2024-11-18 18:20:20,139 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 13.75) internal successors, (165), 12 states have internal predecessors, (165), 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 18:20:20,139 INFO L276 IsEmpty]: Start isEmpty. Operand 3096 states and 4441 transitions. [2024-11-18 18:20:20,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-18 18:20:20,142 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:20,142 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] [2024-11-18 18:20:20,142 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2024-11-18 18:20:20,142 INFO L396 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:20,142 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:20,143 INFO L85 PathProgramCache]: Analyzing trace with hash 124514318, now seen corresponding path program 1 times [2024-11-18 18:20:20,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:20,143 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765875411] [2024-11-18 18:20:20,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:20,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:20,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:20,479 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 18:20:20,480 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:20,480 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765875411] [2024-11-18 18:20:20,480 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [765875411] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:20,480 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:20,480 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 18:20:20,480 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395674147] [2024-11-18 18:20:20,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:20,481 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 18:20:20,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:20,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 18:20:20,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 18:20:20,482 INFO L87 Difference]: Start difference. First operand 3096 states and 4441 transitions. Second operand has 5 states, 5 states have (on average 33.0) internal successors, (165), 5 states have internal predecessors, (165), 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 18:20:20,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:20,954 INFO L93 Difference]: Finished difference Result 7479 states and 10709 transitions. [2024-11-18 18:20:20,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 18:20:20,955 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 33.0) internal successors, (165), 5 states have internal predecessors, (165), 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 165 [2024-11-18 18:20:20,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:20,958 INFO L225 Difference]: With dead ends: 7479 [2024-11-18 18:20:20,958 INFO L226 Difference]: Without dead ends: 4439 [2024-11-18 18:20:20,960 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 18:20:20,960 INFO L432 NwaCegarLoop]: 809 mSDtfsCounter, 1784 mSDsluCounter, 1613 mSDsCounter, 0 mSdLazyCounter, 809 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1784 SdHoareTripleChecker+Valid, 2422 SdHoareTripleChecker+Invalid, 809 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 809 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-18 18:20:20,961 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1784 Valid, 2422 Invalid, 809 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 809 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-18 18:20:20,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4439 states. [2024-11-18 18:20:20,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4439 to 3137. [2024-11-18 18:20:20,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3137 states, 3136 states have (on average 1.4346301020408163) internal successors, (4499), 3136 states have internal predecessors, (4499), 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 18:20:20,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3137 states to 3137 states and 4499 transitions. [2024-11-18 18:20:20,984 INFO L78 Accepts]: Start accepts. Automaton has 3137 states and 4499 transitions. Word has length 165 [2024-11-18 18:20:20,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:20,984 INFO L471 AbstractCegarLoop]: Abstraction has 3137 states and 4499 transitions. [2024-11-18 18:20:20,984 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 33.0) internal successors, (165), 5 states have internal predecessors, (165), 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 18:20:20,984 INFO L276 IsEmpty]: Start isEmpty. Operand 3137 states and 4499 transitions. [2024-11-18 18:20:20,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-18 18:20:20,986 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:20,986 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] [2024-11-18 18:20:20,986 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2024-11-18 18:20:20,986 INFO L396 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:20,987 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:20,987 INFO L85 PathProgramCache]: Analyzing trace with hash -134884395, now seen corresponding path program 1 times [2024-11-18 18:20:20,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:20,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668130509] [2024-11-18 18:20:20,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:20,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:21,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:21,354 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 18:20:21,354 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:21,354 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668130509] [2024-11-18 18:20:21,354 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [668130509] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:21,354 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:21,354 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 18:20:21,354 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1710626075] [2024-11-18 18:20:21,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:21,355 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 18:20:21,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:21,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 18:20:21,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-18 18:20:21,355 INFO L87 Difference]: Start difference. First operand 3137 states and 4499 transitions. Second operand has 5 states, 5 states have (on average 33.0) internal successors, (165), 5 states have internal predecessors, (165), 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 18:20:21,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:21,415 INFO L93 Difference]: Finished difference Result 6153 states and 8824 transitions. [2024-11-18 18:20:21,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 18:20:21,416 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 33.0) internal successors, (165), 5 states have internal predecessors, (165), 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 165 [2024-11-18 18:20:21,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:21,418 INFO L225 Difference]: With dead ends: 6153 [2024-11-18 18:20:21,418 INFO L226 Difference]: Without dead ends: 3113 [2024-11-18 18:20:21,419 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 18:20:21,420 INFO L432 NwaCegarLoop]: 1052 mSDtfsCounter, 1030 mSDsluCounter, 2094 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1030 SdHoareTripleChecker+Valid, 3146 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 18:20:21,420 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1030 Valid, 3146 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 18:20:21,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3113 states. [2024-11-18 18:20:21,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3113 to 3109. [2024-11-18 18:20:21,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3109 states, 3108 states have (on average 1.4346846846846846) internal successors, (4459), 3108 states have internal predecessors, (4459), 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 18:20:21,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3109 states to 3109 states and 4459 transitions. [2024-11-18 18:20:21,461 INFO L78 Accepts]: Start accepts. Automaton has 3109 states and 4459 transitions. Word has length 165 [2024-11-18 18:20:21,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:21,461 INFO L471 AbstractCegarLoop]: Abstraction has 3109 states and 4459 transitions. [2024-11-18 18:20:21,461 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 33.0) internal successors, (165), 5 states have internal predecessors, (165), 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 18:20:21,461 INFO L276 IsEmpty]: Start isEmpty. Operand 3109 states and 4459 transitions. [2024-11-18 18:20:21,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-18 18:20:21,463 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:21,463 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 18:20:21,463 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2024-11-18 18:20:21,463 INFO L396 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:21,463 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:21,463 INFO L85 PathProgramCache]: Analyzing trace with hash 1585709390, now seen corresponding path program 1 times [2024-11-18 18:20:21,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:21,463 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075121408] [2024-11-18 18:20:21,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:21,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:21,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:21,849 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 18:20:21,850 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:21,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1075121408] [2024-11-18 18:20:21,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1075121408] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:21,850 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:21,850 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-18 18:20:21,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936866850] [2024-11-18 18:20:21,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:21,850 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-18 18:20:21,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:21,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-18 18:20:21,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-18 18:20:21,851 INFO L87 Difference]: Start difference. First operand 3109 states and 4459 transitions. Second operand has 9 states, 9 states have (on average 18.444444444444443) internal successors, (166), 9 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 18:20:21,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:21,919 INFO L93 Difference]: Finished difference Result 6151 states and 8824 transitions. [2024-11-18 18:20:21,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-18 18:20:21,919 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 18.444444444444443) internal successors, (166), 9 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 18:20:21,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:21,922 INFO L225 Difference]: With dead ends: 6151 [2024-11-18 18:20:21,922 INFO L226 Difference]: Without dead ends: 3139 [2024-11-18 18:20:21,923 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-18 18:20:21,923 INFO L432 NwaCegarLoop]: 1068 mSDtfsCounter, 20 mSDsluCounter, 7449 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 8517 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 18:20:21,924 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 8517 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 18:20:21,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3139 states. [2024-11-18 18:20:21,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3139 to 3127. [2024-11-18 18:20:21,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3127 states, 3126 states have (on average 1.4341010876519513) internal successors, (4483), 3126 states have internal predecessors, (4483), 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 18:20:21,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3127 states to 3127 states and 4483 transitions. [2024-11-18 18:20:21,946 INFO L78 Accepts]: Start accepts. Automaton has 3127 states and 4483 transitions. Word has length 166 [2024-11-18 18:20:21,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:21,946 INFO L471 AbstractCegarLoop]: Abstraction has 3127 states and 4483 transitions. [2024-11-18 18:20:21,947 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 18.444444444444443) internal successors, (166), 9 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 18:20:21,947 INFO L276 IsEmpty]: Start isEmpty. Operand 3127 states and 4483 transitions. [2024-11-18 18:20:21,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-18 18:20:21,948 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:21,949 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 18:20:21,949 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2024-11-18 18:20:21,949 INFO L396 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:21,949 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:21,949 INFO L85 PathProgramCache]: Analyzing trace with hash 1295551150, now seen corresponding path program 1 times [2024-11-18 18:20:21,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:21,949 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137577577] [2024-11-18 18:20:21,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:21,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:22,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:22,390 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 18:20:22,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:22,392 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1137577577] [2024-11-18 18:20:22,392 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1137577577] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:22,392 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:22,392 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-18 18:20:22,392 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248061718] [2024-11-18 18:20:22,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:22,393 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-18 18:20:22,393 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:22,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-18 18:20:22,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-18 18:20:22,393 INFO L87 Difference]: Start difference. First operand 3127 states and 4483 transitions. Second operand has 7 states, 7 states have (on average 23.857142857142858) internal successors, (167), 7 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 18:20:22,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:22,441 INFO L93 Difference]: Finished difference Result 6175 states and 8854 transitions. [2024-11-18 18:20:22,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-18 18:20:22,441 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 23.857142857142858) internal successors, (167), 7 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 18:20:22,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:22,443 INFO L225 Difference]: With dead ends: 6175 [2024-11-18 18:20:22,443 INFO L226 Difference]: Without dead ends: 3145 [2024-11-18 18:20:22,445 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-18 18:20:22,445 INFO L432 NwaCegarLoop]: 1071 mSDtfsCounter, 1 mSDsluCounter, 5333 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 6404 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 18:20:22,445 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 6404 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 18:20:22,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3145 states. [2024-11-18 18:20:22,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3145 to 2565. [2024-11-18 18:20:22,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2565 states, 2564 states have (on average 1.4294071762870515) internal successors, (3665), 2564 states have internal predecessors, (3665), 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 18:20:22,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2565 states and 3665 transitions. [2024-11-18 18:20:22,462 INFO L78 Accepts]: Start accepts. Automaton has 2565 states and 3665 transitions. Word has length 167 [2024-11-18 18:20:22,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:22,462 INFO L471 AbstractCegarLoop]: Abstraction has 2565 states and 3665 transitions. [2024-11-18 18:20:22,462 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 23.857142857142858) internal successors, (167), 7 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 18:20:22,462 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 3665 transitions. [2024-11-18 18:20:22,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-18 18:20:22,464 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:22,464 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 18:20:22,464 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2024-11-18 18:20:22,464 INFO L396 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:22,464 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:22,464 INFO L85 PathProgramCache]: Analyzing trace with hash -163701935, now seen corresponding path program 1 times [2024-11-18 18:20:22,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:22,464 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382980011] [2024-11-18 18:20:22,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:22,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:22,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:24,059 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 18:20:24,059 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:24,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382980011] [2024-11-18 18:20:24,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1382980011] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:24,060 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:24,060 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [31] imperfect sequences [] total 31 [2024-11-18 18:20:24,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974877211] [2024-11-18 18:20:24,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:24,060 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-11-18 18:20:24,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:24,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-11-18 18:20:24,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=867, Unknown=0, NotChecked=0, Total=930 [2024-11-18 18:20:24,061 INFO L87 Difference]: Start difference. First operand 2565 states and 3665 transitions. Second operand has 31 states, 31 states have (on average 5.419354838709677) internal successors, (168), 31 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 18:20:24,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:24,730 INFO L93 Difference]: Finished difference Result 5235 states and 7476 transitions. [2024-11-18 18:20:24,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-18 18:20:24,730 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 31 states have (on average 5.419354838709677) internal successors, (168), 31 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 18:20:24,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:24,732 INFO L225 Difference]: With dead ends: 5235 [2024-11-18 18:20:24,732 INFO L226 Difference]: Without dead ends: 2767 [2024-11-18 18:20:24,734 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 7 SyntacticMatches, 4 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=63, Invalid=867, Unknown=0, NotChecked=0, Total=930 [2024-11-18 18:20:24,734 INFO L432 NwaCegarLoop]: 1016 mSDtfsCounter, 121 mSDsluCounter, 27420 mSDsCounter, 0 mSdLazyCounter, 1843 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 28436 SdHoareTripleChecker+Invalid, 1863 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 1843 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-18 18:20:24,734 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [121 Valid, 28436 Invalid, 1863 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 1843 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-18 18:20:24,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2767 states. [2024-11-18 18:20:24,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2767 to 2687. [2024-11-18 18:20:24,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2687 states, 2686 states have (on average 1.4307520476545048) internal successors, (3843), 2686 states have internal predecessors, (3843), 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 18:20:24,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2687 states to 2687 states and 3843 transitions. [2024-11-18 18:20:24,750 INFO L78 Accepts]: Start accepts. Automaton has 2687 states and 3843 transitions. Word has length 168 [2024-11-18 18:20:24,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:24,750 INFO L471 AbstractCegarLoop]: Abstraction has 2687 states and 3843 transitions. [2024-11-18 18:20:24,750 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 5.419354838709677) internal successors, (168), 31 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 18:20:24,750 INFO L276 IsEmpty]: Start isEmpty. Operand 2687 states and 3843 transitions. [2024-11-18 18:20:24,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-18 18:20:24,752 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:24,752 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 18:20:24,752 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2024-11-18 18:20:24,752 INFO L396 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:24,753 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:24,753 INFO L85 PathProgramCache]: Analyzing trace with hash 2067406275, now seen corresponding path program 1 times [2024-11-18 18:20:24,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:24,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834960262] [2024-11-18 18:20:24,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:24,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:24,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:25,203 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 18:20:25,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:25,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834960262] [2024-11-18 18:20:25,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1834960262] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:25,204 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:25,204 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-18 18:20:25,204 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156012036] [2024-11-18 18:20:25,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:25,204 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-18 18:20:25,204 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:25,204 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-18 18:20:25,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-18 18:20:25,205 INFO L87 Difference]: Start difference. First operand 2687 states and 3843 transitions. Second operand has 6 states, 6 states have (on average 28.0) internal successors, (168), 6 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 18:20:25,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:25,281 INFO L93 Difference]: Finished difference Result 5245 states and 7498 transitions. [2024-11-18 18:20:25,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 18:20:25,282 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 28.0) internal successors, (168), 6 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 18:20:25,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:25,284 INFO L225 Difference]: With dead ends: 5245 [2024-11-18 18:20:25,284 INFO L226 Difference]: Without dead ends: 2655 [2024-11-18 18:20:25,285 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-18 18:20:25,286 INFO L432 NwaCegarLoop]: 1052 mSDtfsCounter, 942 mSDsluCounter, 3141 mSDsCounter, 0 mSdLazyCounter, 115 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 942 SdHoareTripleChecker+Valid, 4193 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 18:20:25,286 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [942 Valid, 4193 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 18:20:25,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2655 states. [2024-11-18 18:20:25,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2655 to 2655. [2024-11-18 18:20:25,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2655 states, 2654 states have (on average 1.4276563677467973) internal successors, (3789), 2654 states have internal predecessors, (3789), 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 18:20:25,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2655 states to 2655 states and 3789 transitions. [2024-11-18 18:20:25,301 INFO L78 Accepts]: Start accepts. Automaton has 2655 states and 3789 transitions. Word has length 168 [2024-11-18 18:20:25,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:25,301 INFO L471 AbstractCegarLoop]: Abstraction has 2655 states and 3789 transitions. [2024-11-18 18:20:25,302 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 28.0) internal successors, (168), 6 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 18:20:25,302 INFO L276 IsEmpty]: Start isEmpty. Operand 2655 states and 3789 transitions. [2024-11-18 18:20:25,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-18 18:20:25,306 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:25,306 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 18:20:25,306 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2024-11-18 18:20:25,306 INFO L396 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:25,307 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:25,307 INFO L85 PathProgramCache]: Analyzing trace with hash 1217818576, now seen corresponding path program 1 times [2024-11-18 18:20:25,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:25,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209101618] [2024-11-18 18:20:25,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:25,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:25,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:26,206 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 18:20:26,206 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:26,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1209101618] [2024-11-18 18:20:26,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1209101618] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:26,206 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:26,206 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2024-11-18 18:20:26,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576231139] [2024-11-18 18:20:26,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:26,207 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-11-18 18:20:26,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:26,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-18 18:20:26,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=342, Unknown=0, NotChecked=0, Total=380 [2024-11-18 18:20:26,207 INFO L87 Difference]: Start difference. First operand 2655 states and 3789 transitions. Second operand has 20 states, 20 states have (on average 8.4) internal successors, (168), 20 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 18:20:26,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:26,589 INFO L93 Difference]: Finished difference Result 5739 states and 8176 transitions. [2024-11-18 18:20:26,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-18 18:20:26,590 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 8.4) internal successors, (168), 20 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 18:20:26,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:26,592 INFO L225 Difference]: With dead ends: 5739 [2024-11-18 18:20:26,592 INFO L226 Difference]: Without dead ends: 3181 [2024-11-18 18:20:26,593 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=50, Invalid=456, Unknown=0, NotChecked=0, Total=506 [2024-11-18 18:20:26,594 INFO L432 NwaCegarLoop]: 1049 mSDtfsCounter, 71 mSDsluCounter, 18830 mSDsCounter, 0 mSdLazyCounter, 824 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 19879 SdHoareTripleChecker+Invalid, 835 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 824 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-18 18:20:26,594 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 19879 Invalid, 835 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 824 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-18 18:20:26,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3181 states. [2024-11-18 18:20:26,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3181 to 2911. [2024-11-18 18:20:26,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2911 states, 2910 states have (on average 1.4305841924398626) internal successors, (4163), 2910 states have internal predecessors, (4163), 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 18:20:26,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2911 states to 2911 states and 4163 transitions. [2024-11-18 18:20:26,612 INFO L78 Accepts]: Start accepts. Automaton has 2911 states and 4163 transitions. Word has length 168 [2024-11-18 18:20:26,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:26,612 INFO L471 AbstractCegarLoop]: Abstraction has 2911 states and 4163 transitions. [2024-11-18 18:20:26,612 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 8.4) internal successors, (168), 20 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 18:20:26,612 INFO L276 IsEmpty]: Start isEmpty. Operand 2911 states and 4163 transitions. [2024-11-18 18:20:26,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-18 18:20:26,614 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:26,614 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 18:20:26,614 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2024-11-18 18:20:26,614 INFO L396 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:26,614 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:26,615 INFO L85 PathProgramCache]: Analyzing trace with hash 14434580, now seen corresponding path program 1 times [2024-11-18 18:20:26,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:26,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218915923] [2024-11-18 18:20:26,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:26,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:26,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:26,960 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 18:20:26,960 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:26,960 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1218915923] [2024-11-18 18:20:26,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1218915923] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:26,960 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:26,960 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 18:20:26,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [150273665] [2024-11-18 18:20:26,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:26,961 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 18:20:26,961 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:26,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 18:20:26,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 18:20:26,962 INFO L87 Difference]: Start difference. First operand 2911 states and 4163 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 18:20:27,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:27,034 INFO L93 Difference]: Finished difference Result 6276 states and 8952 transitions. [2024-11-18 18:20:27,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 18:20:27,034 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 18:20:27,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:27,037 INFO L225 Difference]: With dead ends: 6276 [2024-11-18 18:20:27,037 INFO L226 Difference]: Without dead ends: 3460 [2024-11-18 18:20:27,038 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 18:20:27,038 INFO L432 NwaCegarLoop]: 1063 mSDtfsCounter, 1753 mSDsluCounter, 2118 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1753 SdHoareTripleChecker+Valid, 3181 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 18:20:27,039 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1753 Valid, 3181 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 18:20:27,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3460 states. [2024-11-18 18:20:27,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3460 to 2907. [2024-11-18 18:20:27,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2907 states, 2906 states have (on average 1.430488644184446) internal successors, (4157), 2906 states have internal predecessors, (4157), 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 18:20:27,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2907 states to 2907 states and 4157 transitions. [2024-11-18 18:20:27,057 INFO L78 Accepts]: Start accepts. Automaton has 2907 states and 4157 transitions. Word has length 168 [2024-11-18 18:20:27,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:27,057 INFO L471 AbstractCegarLoop]: Abstraction has 2907 states and 4157 transitions. [2024-11-18 18:20:27,057 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 18:20:27,057 INFO L276 IsEmpty]: Start isEmpty. Operand 2907 states and 4157 transitions. [2024-11-18 18:20:27,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-18 18:20:27,058 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:27,058 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 18:20:27,058 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2024-11-18 18:20:27,059 INFO L396 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:27,059 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:27,059 INFO L85 PathProgramCache]: Analyzing trace with hash 1262500949, now seen corresponding path program 1 times [2024-11-18 18:20:27,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:27,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237777108] [2024-11-18 18:20:27,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:27,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:27,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:27,463 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 18:20:27,463 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:27,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1237777108] [2024-11-18 18:20:27,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1237777108] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:27,463 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:27,463 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-18 18:20:27,463 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671632592] [2024-11-18 18:20:27,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:27,464 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-18 18:20:27,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:27,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-18 18:20:27,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-18 18:20:27,464 INFO L87 Difference]: Start difference. First operand 2907 states and 4157 transitions. Second operand has 6 states, 6 states have (on average 28.166666666666668) internal successors, (169), 6 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 18:20:27,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:27,535 INFO L93 Difference]: Finished difference Result 5769 states and 8246 transitions. [2024-11-18 18:20:27,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-18 18:20:27,535 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 28.166666666666668) internal successors, (169), 6 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 18:20:27,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:27,538 INFO L225 Difference]: With dead ends: 5769 [2024-11-18 18:20:27,538 INFO L226 Difference]: Without dead ends: 2955 [2024-11-18 18:20:27,540 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-18 18:20:27,540 INFO L432 NwaCegarLoop]: 1052 mSDtfsCounter, 953 mSDsluCounter, 3144 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 953 SdHoareTripleChecker+Valid, 4196 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 18:20:27,540 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [953 Valid, 4196 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 18:20:27,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2955 states. [2024-11-18 18:20:27,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2955 to 2943. [2024-11-18 18:20:27,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2943 states, 2942 states have (on average 1.429299796057104) internal successors, (4205), 2942 states have internal predecessors, (4205), 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 18:20:27,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2943 states to 2943 states and 4205 transitions. [2024-11-18 18:20:27,558 INFO L78 Accepts]: Start accepts. Automaton has 2943 states and 4205 transitions. Word has length 169 [2024-11-18 18:20:27,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:27,558 INFO L471 AbstractCegarLoop]: Abstraction has 2943 states and 4205 transitions. [2024-11-18 18:20:27,558 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 28.166666666666668) internal successors, (169), 6 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 18:20:27,558 INFO L276 IsEmpty]: Start isEmpty. Operand 2943 states and 4205 transitions. [2024-11-18 18:20:27,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-18 18:20:27,559 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:27,559 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 18:20:27,560 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2024-11-18 18:20:27,560 INFO L396 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:27,560 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:27,560 INFO L85 PathProgramCache]: Analyzing trace with hash -403191623, now seen corresponding path program 1 times [2024-11-18 18:20:27,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:27,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459138924] [2024-11-18 18:20:27,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:27,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:27,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:29,927 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 18:20:29,927 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:29,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [459138924] [2024-11-18 18:20:29,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [459138924] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:29,928 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:29,928 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [38] imperfect sequences [] total 38 [2024-11-18 18:20:29,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527755047] [2024-11-18 18:20:29,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:29,929 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-11-18 18:20:29,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:29,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-11-18 18:20:29,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=1299, Unknown=0, NotChecked=0, Total=1406 [2024-11-18 18:20:29,932 INFO L87 Difference]: Start difference. First operand 2943 states and 4205 transitions. Second operand has 38 states, 38 states have (on average 4.447368421052632) internal successors, (169), 38 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 18:20:31,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:31,829 INFO L93 Difference]: Finished difference Result 5847 states and 8350 transitions. [2024-11-18 18:20:31,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-11-18 18:20:31,829 INFO L78 Accepts]: Start accepts. Automaton has has 38 states, 38 states have (on average 4.447368421052632) internal successors, (169), 38 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 18:20:31,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:31,832 INFO L225 Difference]: With dead ends: 5847 [2024-11-18 18:20:31,832 INFO L226 Difference]: Without dead ends: 2997 [2024-11-18 18:20:31,834 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 6 SyntacticMatches, 6 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 559 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=262, Invalid=4430, Unknown=0, NotChecked=0, Total=4692 [2024-11-18 18:20:31,834 INFO L432 NwaCegarLoop]: 982 mSDtfsCounter, 1625 mSDsluCounter, 33463 mSDsCounter, 0 mSdLazyCounter, 3462 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1625 SdHoareTripleChecker+Valid, 34445 SdHoareTripleChecker+Invalid, 3490 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 3462 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-18 18:20:31,834 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1625 Valid, 34445 Invalid, 3490 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 3462 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-18 18:20:31,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2997 states. [2024-11-18 18:20:31,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2997 to 2986. [2024-11-18 18:20:31,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2986 states, 2985 states have (on average 1.4294807370184255) internal successors, (4267), 2985 states have internal predecessors, (4267), 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 18:20:31,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2986 states to 2986 states and 4267 transitions. [2024-11-18 18:20:31,850 INFO L78 Accepts]: Start accepts. Automaton has 2986 states and 4267 transitions. Word has length 169 [2024-11-18 18:20:31,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:31,851 INFO L471 AbstractCegarLoop]: Abstraction has 2986 states and 4267 transitions. [2024-11-18 18:20:31,851 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 4.447368421052632) internal successors, (169), 38 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 18:20:31,851 INFO L276 IsEmpty]: Start isEmpty. Operand 2986 states and 4267 transitions. [2024-11-18 18:20:31,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-18 18:20:31,852 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:31,852 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 18:20:31,852 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2024-11-18 18:20:31,852 INFO L396 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:31,852 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:31,852 INFO L85 PathProgramCache]: Analyzing trace with hash 1950507560, now seen corresponding path program 1 times [2024-11-18 18:20:31,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:31,853 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1417528025] [2024-11-18 18:20:31,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:31,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:32,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:32,652 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 18:20:32,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:20:32,652 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1417528025] [2024-11-18 18:20:32,652 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1417528025] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:32,652 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:32,652 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-18 18:20:32,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496316243] [2024-11-18 18:20:32,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:32,652 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-18 18:20:32,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:20:32,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-18 18:20:32,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-18 18:20:32,653 INFO L87 Difference]: Start difference. First operand 2986 states and 4267 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 18:20:32,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:32,725 INFO L93 Difference]: Finished difference Result 5899 states and 8426 transitions. [2024-11-18 18:20:32,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-18 18:20:32,725 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 18:20:32,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:32,727 INFO L225 Difference]: With dead ends: 5899 [2024-11-18 18:20:32,727 INFO L226 Difference]: Without dead ends: 2995 [2024-11-18 18:20:32,728 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-11-18 18:20:32,729 INFO L432 NwaCegarLoop]: 1069 mSDtfsCounter, 1050 mSDsluCounter, 4250 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1050 SdHoareTripleChecker+Valid, 5319 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 18:20:32,729 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1050 Valid, 5319 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 18:20:32,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2995 states. [2024-11-18 18:20:32,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2995 to 2992. [2024-11-18 18:20:32,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2992 states, 2991 states have (on average 1.4276161818789703) internal successors, (4270), 2991 states have internal predecessors, (4270), 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 18:20:32,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2992 states to 2992 states and 4270 transitions. [2024-11-18 18:20:32,744 INFO L78 Accepts]: Start accepts. Automaton has 2992 states and 4270 transitions. Word has length 170 [2024-11-18 18:20:32,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:32,745 INFO L471 AbstractCegarLoop]: Abstraction has 2992 states and 4270 transitions. [2024-11-18 18:20:32,745 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 18:20:32,745 INFO L276 IsEmpty]: Start isEmpty. Operand 2992 states and 4270 transitions. [2024-11-18 18:20:32,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-18 18:20:32,745 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:32,746 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 18:20:32,746 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2024-11-18 18:20:32,746 INFO L396 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:32,746 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:32,746 INFO L85 PathProgramCache]: Analyzing trace with hash 1592016951, now seen corresponding path program 1 times [2024-11-18 18:20:32,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:20:32,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768757] [2024-11-18 18:20:32,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:32,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:20:32,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 18:20:32,929 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-18 18:20:33,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 18:20:33,134 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-18 18:20:33,134 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-18 18:20:33,135 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-18 18:20:33,136 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2024-11-18 18:20:33,139 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, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 18:20:33,242 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-18 18:20:33,245 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 06:20:33 BoogieIcfgContainer [2024-11-18 18:20:33,245 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-18 18:20:33,245 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-18 18:20:33,245 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-18 18:20:33,245 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-18 18:20:33,246 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:19:47" (3/4) ... [2024-11-18 18:20:33,247 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-18 18:20:33,248 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-18 18:20:33,249 INFO L158 Benchmark]: Toolchain (without parser) took 49724.65ms. Allocated memory was 159.4MB in the beginning and 2.0GB in the end (delta: 1.8GB). Free memory was 84.1MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 596.6MB. Max. memory is 16.1GB. [2024-11-18 18:20:33,249 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 159.4MB. Free memory is still 109.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 18:20:33,249 INFO L158 Benchmark]: CACSL2BoogieTranslator took 638.27ms. Allocated memory was 159.4MB in the beginning and 220.2MB in the end (delta: 60.8MB). Free memory was 83.7MB in the beginning and 156.0MB in the end (delta: -72.3MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. [2024-11-18 18:20:33,249 INFO L158 Benchmark]: Boogie Procedure Inliner took 208.37ms. Allocated memory is still 220.2MB. Free memory was 156.0MB in the beginning and 93.1MB in the end (delta: 62.9MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2024-11-18 18:20:33,253 INFO L158 Benchmark]: Boogie Preprocessor took 335.13ms. Allocated memory is still 220.2MB. Free memory was 93.1MB in the beginning and 134.4MB in the end (delta: -41.3MB). Peak memory consumption was 76.4MB. Max. memory is 16.1GB. [2024-11-18 18:20:33,253 INFO L158 Benchmark]: RCFGBuilder took 2330.31ms. Allocated memory was 220.2MB in the beginning and 440.4MB in the end (delta: 220.2MB). Free memory was 134.4MB in the beginning and 212.9MB in the end (delta: -78.4MB). Peak memory consumption was 172.7MB. Max. memory is 16.1GB. [2024-11-18 18:20:33,253 INFO L158 Benchmark]: TraceAbstraction took 46202.92ms. Allocated memory was 440.4MB in the beginning and 2.0GB in the end (delta: 1.5GB). Free memory was 211.8MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 441.9MB. Max. memory is 16.1GB. [2024-11-18 18:20:33,253 INFO L158 Benchmark]: Witness Printer took 3.11ms. Allocated memory is still 2.0GB. Free memory is still 1.3GB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 18:20:33,253 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 159.4MB. Free memory is still 109.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 638.27ms. Allocated memory was 159.4MB in the beginning and 220.2MB in the end (delta: 60.8MB). Free memory was 83.7MB in the beginning and 156.0MB in the end (delta: -72.3MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 208.37ms. Allocated memory is still 220.2MB. Free memory was 156.0MB in the beginning and 93.1MB in the end (delta: 62.9MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 335.13ms. Allocated memory is still 220.2MB. Free memory was 93.1MB in the beginning and 134.4MB in the end (delta: -41.3MB). Peak memory consumption was 76.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2330.31ms. Allocated memory was 220.2MB in the beginning and 440.4MB in the end (delta: 220.2MB). Free memory was 134.4MB in the beginning and 212.9MB in the end (delta: -78.4MB). Peak memory consumption was 172.7MB. Max. memory is 16.1GB. * TraceAbstraction took 46202.92ms. Allocated memory was 440.4MB in the beginning and 2.0GB in the end (delta: 1.5GB). Free memory was 211.8MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 441.9MB. Max. memory is 16.1GB. * Witness Printer took 3.11ms. Allocated memory is still 2.0GB. Free memory is still 1.3GB. 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 423, overapproximation of bitwiseAnd at line 428. 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 - 5); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (5 - 1); [L32] const SORT_5 mask_SORT_5 = (SORT_5)-1 >> (sizeof(SORT_5) * 8 - 12); [L33] const SORT_5 msb_SORT_5 = (SORT_5)1 << (12 - 1); [L35] const SORT_10 mask_SORT_10 = (SORT_10)-1 >> (sizeof(SORT_10) * 8 - 3); [L36] const SORT_10 msb_SORT_10 = (SORT_10)1 << (3 - 1); [L38] const SORT_24 mask_SORT_24 = (SORT_24)-1 >> (sizeof(SORT_24) * 8 - 2); [L39] const SORT_24 msb_SORT_24 = (SORT_24)1 << (2 - 1); [L41] const SORT_181 mask_SORT_181 = (SORT_181)-1 >> (sizeof(SORT_181) * 8 - 4); [L42] const SORT_181 msb_SORT_181 = (SORT_181)1 << (4 - 1); [L44] const SORT_229 mask_SORT_229 = (SORT_229)-1 >> (sizeof(SORT_229) * 8 - 32); [L45] const SORT_229 msb_SORT_229 = (SORT_229)1 << (32 - 1); [L47] const SORT_5 var_7 = 0; [L48] const SORT_10 var_12 = 3; [L49] const SORT_10 var_15 = 2; [L50] const SORT_10 var_18 = 0; [L51] const SORT_1 var_22 = 1; [L52] const SORT_24 var_26 = 0; [L53] const SORT_24 var_29 = 3; [L54] const SORT_3 var_34 = 0; [L55] const SORT_1 var_50 = 0; [L56] const SORT_10 var_146 = 1; [L57] const SORT_10 var_151 = 4; [L58] const SORT_10 var_153 = 5; [L59] const SORT_10 var_197 = 7; [L60] const SORT_10 var_202 = 6; [L61] const SORT_229 var_231 = 0; [L62] const SORT_3 var_246 = 2; [L63] const SORT_3 var_268 = 31; [L65] SORT_1 input_2; [L66] SORT_3 input_4; [L67] SORT_5 input_6; [L68] SORT_3 input_257; [L69] SORT_3 input_258; [L70] SORT_3 input_259; [L71] SORT_3 input_267; [L72] SORT_3 input_277; [L73] SORT_3 input_278; [L74] SORT_3 input_279; [L75] SORT_3 input_282; [L76] SORT_3 input_301; [L77] SORT_3 input_302; [L78] SORT_3 input_303; [L79] SORT_3 input_306; [L80] SORT_3 input_308; [L81] SORT_24 input_322; [L82] SORT_24 input_323; [L83] SORT_24 input_324; [L85] EXPR __VERIFIER_nondet_ushort() & mask_SORT_5 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L85] SORT_5 state_8 = __VERIFIER_nondet_ushort() & mask_SORT_5; [L86] EXPR __VERIFIER_nondet_uchar() & mask_SORT_10 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L86] SORT_10 state_19 = __VERIFIER_nondet_uchar() & mask_SORT_10; [L87] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L87] SORT_3 state_35 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L88] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L88] SORT_3 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L89] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L89] SORT_3 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L90] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L90] SORT_1 state_127 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L91] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L91] SORT_3 state_129 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L92] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L92] SORT_3 state_131 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L93] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L93] SORT_3 state_133 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L94] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L94] SORT_3 state_135 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L95] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L95] SORT_3 state_137 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L96] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L96] SORT_3 state_139 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L97] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L97] SORT_3 state_141 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L99] SORT_5 init_9_arg_1 = var_7; [L100] state_8 = init_9_arg_1 [L101] SORT_10 init_20_arg_1 = var_18; [L102] state_19 = init_20_arg_1 [L103] SORT_3 init_36_arg_1 = var_34; [L104] state_35 = init_36_arg_1 [L105] SORT_3 init_40_arg_1 = var_34; [L106] state_39 = init_40_arg_1 [L107] SORT_3 init_46_arg_1 = var_34; [L108] state_45 = init_46_arg_1 [L109] SORT_1 init_128_arg_1 = var_50; [L110] state_127 = init_128_arg_1 [L111] SORT_3 init_130_arg_1 = var_34; [L112] state_129 = init_130_arg_1 [L113] SORT_3 init_132_arg_1 = var_34; [L114] state_131 = init_132_arg_1 [L115] SORT_3 init_134_arg_1 = var_34; [L116] state_133 = init_134_arg_1 [L117] SORT_3 init_136_arg_1 = var_34; [L118] state_135 = init_136_arg_1 [L119] SORT_3 init_138_arg_1 = var_34; [L120] state_137 = init_138_arg_1 [L121] SORT_3 init_140_arg_1 = var_34; [L122] state_139 = init_140_arg_1 [L123] SORT_3 init_142_arg_1 = var_34; [L124] state_141 = init_142_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L127] input_2 = __VERIFIER_nondet_uchar() [L128] input_4 = __VERIFIER_nondet_uchar() [L129] input_6 = __VERIFIER_nondet_ushort() [L130] input_257 = __VERIFIER_nondet_uchar() [L131] input_258 = __VERIFIER_nondet_uchar() [L132] input_259 = __VERIFIER_nondet_uchar() [L133] input_267 = __VERIFIER_nondet_uchar() [L134] input_277 = __VERIFIER_nondet_uchar() [L135] input_278 = __VERIFIER_nondet_uchar() [L136] input_279 = __VERIFIER_nondet_uchar() [L137] input_282 = __VERIFIER_nondet_uchar() [L138] input_301 = __VERIFIER_nondet_uchar() [L139] input_302 = __VERIFIER_nondet_uchar() [L140] input_303 = __VERIFIER_nondet_uchar() [L141] input_306 = __VERIFIER_nondet_uchar() [L142] input_308 = __VERIFIER_nondet_uchar() [L143] input_322 = __VERIFIER_nondet_uchar() [L144] input_323 = __VERIFIER_nondet_uchar() [L145] input_324 = __VERIFIER_nondet_uchar() [L148] SORT_5 var_11_arg_0 = state_8; [L149] SORT_10 var_11 = var_11_arg_0 >> 9; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L150] EXPR var_11 & mask_SORT_10 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L150] var_11 = var_11 & mask_SORT_10 [L151] SORT_10 var_13_arg_0 = var_11; [L152] SORT_10 var_13_arg_1 = var_12; [L153] SORT_1 var_13 = var_13_arg_0 == var_13_arg_1; [L154] SORT_5 var_14_arg_0 = state_8; [L155] SORT_10 var_14 = var_14_arg_0 >> 0; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L156] EXPR var_14 & mask_SORT_10 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L156] var_14 = var_14 & mask_SORT_10 [L157] SORT_10 var_16_arg_0 = var_14; [L158] SORT_10 var_16_arg_1 = var_15; [L159] SORT_1 var_16 = var_16_arg_0 == var_16_arg_1; [L160] SORT_1 var_17_arg_0 = var_13; [L161] SORT_1 var_17_arg_1 = var_16; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_17_arg_0=0, var_17_arg_1=0, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L162] EXPR var_17_arg_0 & var_17_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L162] SORT_1 var_17 = var_17_arg_0 & var_17_arg_1; [L163] SORT_10 var_21_arg_0 = state_19; [L164] SORT_1 var_21 = var_21_arg_0 >> 2; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_17=0, var_18=0, var_197=7, var_202=6, var_21=0, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L165] EXPR var_21 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_17=0, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L165] var_21 = var_21 & mask_SORT_1 [L166] SORT_1 var_23_arg_0 = var_21; [L167] SORT_1 var_23_arg_1 = var_22; [L168] SORT_1 var_23 = var_23_arg_0 == var_23_arg_1; [L169] SORT_10 var_25_arg_0 = state_19; [L170] SORT_24 var_25 = var_25_arg_0 >> 0; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_17=0, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_23=0, var_246=2, var_25=0, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L171] EXPR var_25 & mask_SORT_24 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_17=0, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_23=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L171] var_25 = var_25 & mask_SORT_24 [L172] SORT_24 var_27_arg_0 = var_25; [L173] SORT_24 var_27_arg_1 = var_26; [L174] SORT_1 var_27 = var_27_arg_0 == var_27_arg_1; [L175] SORT_1 var_28_arg_0 = var_23; [L176] SORT_1 var_28_arg_1 = var_27; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_17=0, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_25=0, var_268=31, var_26=0, var_28_arg_0=0, var_28_arg_1=1, var_29=3, var_34=0, var_50=0] [L177] EXPR var_28_arg_0 | var_28_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_17=0, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_25=0, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L177] SORT_1 var_28 = var_28_arg_0 | var_28_arg_1; [L178] SORT_24 var_30_arg_0 = var_25; [L179] SORT_24 var_30_arg_1 = var_29; [L180] SORT_1 var_30 = var_30_arg_0 == var_30_arg_1; [L181] SORT_1 var_31_arg_0 = var_28; [L182] SORT_1 var_31_arg_1 = var_30; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_17=0, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_31_arg_0=1, var_31_arg_1=0, var_34=0, var_50=0] [L183] EXPR var_31_arg_0 | var_31_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_17=0, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L183] SORT_1 var_31 = var_31_arg_0 | var_31_arg_1; [L184] SORT_1 var_32_arg_0 = var_17; [L185] SORT_1 var_32_arg_1 = var_31; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_32_arg_0=0, var_32_arg_1=1, var_34=0, var_50=0] [L186] EXPR var_32_arg_0 & var_32_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L186] SORT_1 var_32 = var_32_arg_0 & var_32_arg_1; [L187] SORT_1 var_33_arg_0 = var_32; [L188] SORT_1 var_33 = ~var_33_arg_0; [L189] SORT_3 var_37_arg_0 = state_35; [L190] SORT_1 var_37 = var_37_arg_0 >> 4; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_37=0, var_50=0] [L191] EXPR var_37 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L191] var_37 = var_37 & mask_SORT_1 [L192] SORT_1 var_38_arg_0 = var_37; [L193] SORT_1 var_38_arg_1 = var_22; [L194] SORT_1 var_38 = var_38_arg_0 == var_38_arg_1; [L195] SORT_3 var_41_arg_0 = state_39; [L196] SORT_1 var_41 = var_41_arg_0 >> 4; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_37=0, var_38=0, var_41=0, var_50=0] [L197] EXPR var_41 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_37=0, var_38=0, var_50=0] [L197] var_41 = var_41 & mask_SORT_1 [L198] SORT_1 var_42_arg_0 = var_41; [L199] SORT_1 var_42_arg_1 = var_22; [L200] SORT_1 var_42 = var_42_arg_0 == var_42_arg_1; [L201] SORT_1 var_43_arg_0 = var_38; [L202] SORT_1 var_43_arg_1 = var_42; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_37=0, var_41=0, var_43_arg_0=0, var_43_arg_1=0, var_50=0] [L203] EXPR var_43_arg_0 & var_43_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_37=0, var_41=0, var_50=0] [L203] SORT_1 var_43 = var_43_arg_0 & var_43_arg_1; [L204] SORT_1 var_44_arg_0 = var_43; [L205] SORT_1 var_44 = ~var_44_arg_0; [L206] SORT_3 var_47_arg_0 = state_45; [L207] SORT_1 var_47 = var_47_arg_0 >> 4; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_37=0, var_41=0, var_44=-1, var_47=0, var_50=0] [L208] EXPR var_47 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_37=0, var_41=0, var_44=-1, var_50=0] [L208] var_47 = var_47 & mask_SORT_1 [L209] SORT_1 var_48_arg_0 = var_47; [L210] SORT_1 var_48_arg_1 = var_22; [L211] SORT_1 var_48 = var_48_arg_0 == var_48_arg_1; [L212] SORT_1 var_49_arg_0 = var_44; [L213] SORT_1 var_49_arg_1 = var_48; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_37=0, var_41=0, var_47=0, var_49_arg_0=-1, var_49_arg_1=0, var_50=0] [L214] EXPR var_49_arg_0 | var_49_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_37=0, var_41=0, var_47=0, var_50=0] [L214] SORT_1 var_49 = var_49_arg_0 | var_49_arg_1; [L215] SORT_1 var_51_arg_0 = var_47; [L216] SORT_1 var_51_arg_1 = var_50; [L217] SORT_1 var_51 = var_51_arg_0 == var_51_arg_1; [L218] SORT_1 var_52_arg_0 = var_37; [L219] SORT_1 var_52_arg_1 = var_22; [L220] SORT_1 var_52 = var_52_arg_0 == var_52_arg_1; [L221] SORT_1 var_53_arg_0 = var_41; [L222] SORT_1 var_53_arg_1 = var_22; [L223] SORT_1 var_53 = var_53_arg_0 == var_53_arg_1; [L224] SORT_1 var_54_arg_0 = var_52; [L225] SORT_1 var_54_arg_1 = var_53; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_49=255, var_50=0, var_51=1, var_54_arg_0=0, var_54_arg_1=0] [L226] EXPR var_54_arg_0 & var_54_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_49=255, var_50=0, var_51=1] [L226] SORT_1 var_54 = var_54_arg_0 & var_54_arg_1; [L227] SORT_1 var_55_arg_0 = var_51; [L228] SORT_1 var_55_arg_1 = var_54; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_49=255, var_50=0, var_55_arg_0=1, var_55_arg_1=0] [L229] EXPR var_55_arg_0 | var_55_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_49=255, var_50=0] [L229] SORT_1 var_55 = var_55_arg_0 | var_55_arg_1; [L230] SORT_1 var_56_arg_0 = var_49; [L231] SORT_1 var_56_arg_1 = var_55; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_56_arg_0=255, var_56_arg_1=1] [L232] EXPR var_56_arg_0 & var_56_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L232] SORT_1 var_56 = var_56_arg_0 & var_56_arg_1; [L233] SORT_3 var_57_arg_0 = state_35; [L234] SORT_1 var_57 = var_57_arg_0 >> 3; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_56=1, var_57=0] [L235] EXPR var_57 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_56=1] [L235] var_57 = var_57 & mask_SORT_1 [L236] SORT_1 var_58_arg_0 = var_57; [L237] SORT_1 var_58_arg_1 = var_22; [L238] SORT_1 var_58 = var_58_arg_0 == var_58_arg_1; [L239] SORT_3 var_59_arg_0 = state_39; [L240] SORT_1 var_59 = var_59_arg_0 >> 3; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_56=1, var_57=0, var_58=0, var_59=0] [L241] EXPR var_59 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_56=1, var_57=0, var_58=0] [L241] var_59 = var_59 & mask_SORT_1 [L242] SORT_1 var_60_arg_0 = var_59; [L243] SORT_1 var_60_arg_1 = var_22; [L244] SORT_1 var_60 = var_60_arg_0 == var_60_arg_1; [L245] SORT_1 var_61_arg_0 = var_58; [L246] SORT_1 var_61_arg_1 = var_60; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_56=1, var_57=0, var_59=0, var_61_arg_0=0, var_61_arg_1=0] [L247] EXPR var_61_arg_0 & var_61_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_56=1, var_57=0, var_59=0] [L247] SORT_1 var_61 = var_61_arg_0 & var_61_arg_1; [L248] SORT_1 var_62_arg_0 = var_61; [L249] SORT_1 var_62 = ~var_62_arg_0; [L250] SORT_3 var_63_arg_0 = state_45; [L251] SORT_1 var_63 = var_63_arg_0 >> 3; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_56=1, var_57=0, var_59=0, var_62=-1, var_63=0] [L252] EXPR var_63 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_56=1, var_57=0, var_59=0, var_62=-1] [L252] var_63 = var_63 & mask_SORT_1 [L253] SORT_1 var_64_arg_0 = var_63; [L254] SORT_1 var_64_arg_1 = var_22; [L255] SORT_1 var_64 = var_64_arg_0 == var_64_arg_1; [L256] SORT_1 var_65_arg_0 = var_62; [L257] SORT_1 var_65_arg_1 = var_64; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_56=1, var_57=0, var_59=0, var_63=0, var_65_arg_0=-1, var_65_arg_1=0] [L258] EXPR var_65_arg_0 | var_65_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_56=1, var_57=0, var_59=0, var_63=0] [L258] SORT_1 var_65 = var_65_arg_0 | var_65_arg_1; [L259] SORT_1 var_66_arg_0 = var_56; [L260] SORT_1 var_66_arg_1 = var_65; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_57=0, var_59=0, var_63=0, var_66_arg_0=1, var_66_arg_1=255] [L261] EXPR var_66_arg_0 & var_66_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_57=0, var_59=0, var_63=0] [L261] SORT_1 var_66 = var_66_arg_0 & var_66_arg_1; [L262] SORT_1 var_67_arg_0 = var_63; [L263] SORT_1 var_67_arg_1 = var_50; [L264] SORT_1 var_67 = var_67_arg_0 == var_67_arg_1; [L265] SORT_1 var_68_arg_0 = var_57; [L266] SORT_1 var_68_arg_1 = var_22; [L267] SORT_1 var_68 = var_68_arg_0 == var_68_arg_1; [L268] SORT_1 var_69_arg_0 = var_59; [L269] SORT_1 var_69_arg_1 = var_22; [L270] SORT_1 var_69 = var_69_arg_0 == var_69_arg_1; [L271] SORT_1 var_70_arg_0 = var_68; [L272] SORT_1 var_70_arg_1 = var_69; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_66=1, var_67=1, var_70_arg_0=0, var_70_arg_1=0] [L273] EXPR var_70_arg_0 & var_70_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_66=1, var_67=1] [L273] SORT_1 var_70 = var_70_arg_0 & var_70_arg_1; [L274] SORT_1 var_71_arg_0 = var_67; [L275] SORT_1 var_71_arg_1 = var_70; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_66=1, var_71_arg_0=1, var_71_arg_1=0] [L276] EXPR var_71_arg_0 | var_71_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_66=1] [L276] SORT_1 var_71 = var_71_arg_0 | var_71_arg_1; [L277] SORT_1 var_72_arg_0 = var_66; [L278] SORT_1 var_72_arg_1 = var_71; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_72_arg_0=1, var_72_arg_1=1] [L279] EXPR var_72_arg_0 & var_72_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L279] SORT_1 var_72 = var_72_arg_0 & var_72_arg_1; [L280] SORT_3 var_73_arg_0 = state_35; [L281] SORT_1 var_73 = var_73_arg_0 >> 2; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_72=1, var_73=0] [L282] EXPR var_73 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_72=1] [L282] var_73 = var_73 & mask_SORT_1 [L283] SORT_1 var_74_arg_0 = var_73; [L284] SORT_1 var_74_arg_1 = var_22; [L285] SORT_1 var_74 = var_74_arg_0 == var_74_arg_1; [L286] SORT_3 var_75_arg_0 = state_39; [L287] SORT_1 var_75 = var_75_arg_0 >> 2; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_72=1, var_73=0, var_74=0, var_75=0] [L288] EXPR var_75 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_72=1, var_73=0, var_74=0] [L288] var_75 = var_75 & mask_SORT_1 [L289] SORT_1 var_76_arg_0 = var_75; [L290] SORT_1 var_76_arg_1 = var_22; [L291] SORT_1 var_76 = var_76_arg_0 == var_76_arg_1; [L292] SORT_1 var_77_arg_0 = var_74; [L293] SORT_1 var_77_arg_1 = var_76; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_72=1, var_73=0, var_75=0, var_77_arg_0=0, var_77_arg_1=0] [L294] EXPR var_77_arg_0 & var_77_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_72=1, var_73=0, var_75=0] [L294] SORT_1 var_77 = var_77_arg_0 & var_77_arg_1; [L295] SORT_1 var_78_arg_0 = var_77; [L296] SORT_1 var_78 = ~var_78_arg_0; [L297] SORT_3 var_79_arg_0 = state_45; [L298] SORT_1 var_79 = var_79_arg_0 >> 2; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_72=1, var_73=0, var_75=0, var_78=-1, var_79=0] [L299] EXPR var_79 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_72=1, var_73=0, var_75=0, var_78=-1] [L299] var_79 = var_79 & mask_SORT_1 [L300] SORT_1 var_80_arg_0 = var_79; [L301] SORT_1 var_80_arg_1 = var_22; [L302] SORT_1 var_80 = var_80_arg_0 == var_80_arg_1; [L303] SORT_1 var_81_arg_0 = var_78; [L304] SORT_1 var_81_arg_1 = var_80; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_72=1, var_73=0, var_75=0, var_79=0, var_81_arg_0=-1, var_81_arg_1=0] [L305] EXPR var_81_arg_0 | var_81_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_72=1, var_73=0, var_75=0, var_79=0] [L305] SORT_1 var_81 = var_81_arg_0 | var_81_arg_1; [L306] SORT_1 var_82_arg_0 = var_72; [L307] SORT_1 var_82_arg_1 = var_81; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_73=0, var_75=0, var_79=0, var_82_arg_0=1, var_82_arg_1=255] [L308] EXPR var_82_arg_0 & var_82_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_73=0, var_75=0, var_79=0] [L308] SORT_1 var_82 = var_82_arg_0 & var_82_arg_1; [L309] SORT_1 var_83_arg_0 = var_79; [L310] SORT_1 var_83_arg_1 = var_50; [L311] SORT_1 var_83 = var_83_arg_0 == var_83_arg_1; [L312] SORT_1 var_84_arg_0 = var_73; [L313] SORT_1 var_84_arg_1 = var_22; [L314] SORT_1 var_84 = var_84_arg_0 == var_84_arg_1; [L315] SORT_1 var_85_arg_0 = var_75; [L316] SORT_1 var_85_arg_1 = var_22; [L317] SORT_1 var_85 = var_85_arg_0 == var_85_arg_1; [L318] SORT_1 var_86_arg_0 = var_84; [L319] SORT_1 var_86_arg_1 = var_85; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_82=1, var_83=1, var_86_arg_0=0, var_86_arg_1=0] [L320] EXPR var_86_arg_0 & var_86_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_82=1, var_83=1] [L320] SORT_1 var_86 = var_86_arg_0 & var_86_arg_1; [L321] SORT_1 var_87_arg_0 = var_83; [L322] SORT_1 var_87_arg_1 = var_86; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_82=1, var_87_arg_0=1, var_87_arg_1=0] [L323] EXPR var_87_arg_0 | var_87_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_82=1] [L323] SORT_1 var_87 = var_87_arg_0 | var_87_arg_1; [L324] SORT_1 var_88_arg_0 = var_82; [L325] SORT_1 var_88_arg_1 = var_87; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_88_arg_0=1, var_88_arg_1=1] [L326] EXPR var_88_arg_0 & var_88_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L326] SORT_1 var_88 = var_88_arg_0 & var_88_arg_1; [L327] SORT_3 var_89_arg_0 = state_35; [L328] SORT_1 var_89 = var_89_arg_0 >> 1; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_88=1, var_89=0] [L329] EXPR var_89 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_88=1] [L329] var_89 = var_89 & mask_SORT_1 [L330] SORT_1 var_90_arg_0 = var_89; [L331] SORT_1 var_90_arg_1 = var_22; [L332] SORT_1 var_90 = var_90_arg_0 == var_90_arg_1; [L333] SORT_3 var_91_arg_0 = state_39; [L334] SORT_1 var_91 = var_91_arg_0 >> 1; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_88=1, var_89=0, var_90=0, var_91=0] [L335] EXPR var_91 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_88=1, var_89=0, var_90=0] [L335] var_91 = var_91 & mask_SORT_1 [L336] SORT_1 var_92_arg_0 = var_91; [L337] SORT_1 var_92_arg_1 = var_22; [L338] SORT_1 var_92 = var_92_arg_0 == var_92_arg_1; [L339] SORT_1 var_93_arg_0 = var_90; [L340] SORT_1 var_93_arg_1 = var_92; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_88=1, var_89=0, var_91=0, var_93_arg_0=0, var_93_arg_1=0] [L341] EXPR var_93_arg_0 & var_93_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_88=1, var_89=0, var_91=0] [L341] SORT_1 var_93 = var_93_arg_0 & var_93_arg_1; [L342] SORT_1 var_94_arg_0 = var_93; [L343] SORT_1 var_94 = ~var_94_arg_0; [L344] SORT_3 var_95_arg_0 = state_45; [L345] SORT_1 var_95 = var_95_arg_0 >> 1; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_88=1, var_89=0, var_91=0, var_94=-1, var_95=0] [L346] EXPR var_95 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_88=1, var_89=0, var_91=0, var_94=-1] [L346] var_95 = var_95 & mask_SORT_1 [L347] SORT_1 var_96_arg_0 = var_95; [L348] SORT_1 var_96_arg_1 = var_22; [L349] SORT_1 var_96 = var_96_arg_0 == var_96_arg_1; [L350] SORT_1 var_97_arg_0 = var_94; [L351] SORT_1 var_97_arg_1 = var_96; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_88=1, var_89=0, var_91=0, var_95=0, var_97_arg_0=-1, var_97_arg_1=0] [L352] EXPR var_97_arg_0 | var_97_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_88=1, var_89=0, var_91=0, var_95=0] [L352] SORT_1 var_97 = var_97_arg_0 | var_97_arg_1; [L353] SORT_1 var_98_arg_0 = var_88; [L354] SORT_1 var_98_arg_1 = var_97; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_89=0, var_91=0, var_95=0, var_98_arg_0=1, var_98_arg_1=255] [L355] EXPR var_98_arg_0 & var_98_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_89=0, var_91=0, var_95=0] [L355] SORT_1 var_98 = var_98_arg_0 & var_98_arg_1; [L356] SORT_1 var_99_arg_0 = var_95; [L357] SORT_1 var_99_arg_1 = var_50; [L358] SORT_1 var_99 = var_99_arg_0 == var_99_arg_1; [L359] SORT_1 var_100_arg_0 = var_89; [L360] SORT_1 var_100_arg_1 = var_22; [L361] SORT_1 var_100 = var_100_arg_0 == var_100_arg_1; [L362] SORT_1 var_101_arg_0 = var_91; [L363] SORT_1 var_101_arg_1 = var_22; [L364] SORT_1 var_101 = var_101_arg_0 == var_101_arg_1; [L365] SORT_1 var_102_arg_0 = var_100; [L366] SORT_1 var_102_arg_1 = var_101; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_102_arg_0=0, var_102_arg_1=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_98=1, var_99=1] [L367] EXPR var_102_arg_0 & var_102_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_98=1, var_99=1] [L367] SORT_1 var_102 = var_102_arg_0 & var_102_arg_1; [L368] SORT_1 var_103_arg_0 = var_99; [L369] SORT_1 var_103_arg_1 = var_102; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_103_arg_0=1, var_103_arg_1=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_98=1] [L370] EXPR var_103_arg_0 | var_103_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_98=1] [L370] SORT_1 var_103 = var_103_arg_0 | var_103_arg_1; [L371] SORT_1 var_104_arg_0 = var_98; [L372] SORT_1 var_104_arg_1 = var_103; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_104_arg_0=1, var_104_arg_1=1, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L373] EXPR var_104_arg_0 & var_104_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L373] SORT_1 var_104 = var_104_arg_0 & var_104_arg_1; [L374] SORT_3 var_105_arg_0 = state_35; [L375] SORT_1 var_105 = var_105_arg_0 >> 0; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_104=1, var_105=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L376] EXPR var_105 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_104=1, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L376] var_105 = var_105 & mask_SORT_1 [L377] SORT_1 var_106_arg_0 = var_105; [L378] SORT_1 var_106_arg_1 = var_22; [L379] SORT_1 var_106 = var_106_arg_0 == var_106_arg_1; [L380] SORT_3 var_107_arg_0 = state_39; [L381] SORT_1 var_107 = var_107_arg_0 >> 0; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_104=1, var_105=0, var_106=0, var_107=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L382] EXPR var_107 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_104=1, var_105=0, var_106=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L382] var_107 = var_107 & mask_SORT_1 [L383] SORT_1 var_108_arg_0 = var_107; [L384] SORT_1 var_108_arg_1 = var_22; [L385] SORT_1 var_108 = var_108_arg_0 == var_108_arg_1; [L386] SORT_1 var_109_arg_0 = var_106; [L387] SORT_1 var_109_arg_1 = var_108; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_104=1, var_105=0, var_107=0, var_109_arg_0=0, var_109_arg_1=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L388] EXPR var_109_arg_0 & var_109_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_104=1, var_105=0, var_107=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L388] SORT_1 var_109 = var_109_arg_0 & var_109_arg_1; [L389] SORT_1 var_110_arg_0 = var_109; [L390] SORT_1 var_110 = ~var_110_arg_0; [L391] SORT_3 var_111_arg_0 = state_45; [L392] SORT_1 var_111 = var_111_arg_0 >> 0; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_104=1, var_105=0, var_107=0, var_110=-1, var_111=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L393] EXPR var_111 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_104=1, var_105=0, var_107=0, var_110=-1, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L393] var_111 = var_111 & mask_SORT_1 [L394] SORT_1 var_112_arg_0 = var_111; [L395] SORT_1 var_112_arg_1 = var_22; [L396] SORT_1 var_112 = var_112_arg_0 == var_112_arg_1; [L397] SORT_1 var_113_arg_0 = var_110; [L398] SORT_1 var_113_arg_1 = var_112; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_104=1, var_105=0, var_107=0, var_111=0, var_113_arg_0=-1, var_113_arg_1=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L399] EXPR var_113_arg_0 | var_113_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_104=1, var_105=0, var_107=0, var_111=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L399] SORT_1 var_113 = var_113_arg_0 | var_113_arg_1; [L400] SORT_1 var_114_arg_0 = var_104; [L401] SORT_1 var_114_arg_1 = var_113; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_105=0, var_107=0, var_111=0, var_114_arg_0=1, var_114_arg_1=255, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L402] EXPR var_114_arg_0 & var_114_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_105=0, var_107=0, var_111=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L402] SORT_1 var_114 = var_114_arg_0 & var_114_arg_1; [L403] SORT_1 var_115_arg_0 = var_111; [L404] SORT_1 var_115_arg_1 = var_50; [L405] SORT_1 var_115 = var_115_arg_0 == var_115_arg_1; [L406] SORT_1 var_116_arg_0 = var_105; [L407] SORT_1 var_116_arg_1 = var_22; [L408] SORT_1 var_116 = var_116_arg_0 == var_116_arg_1; [L409] SORT_1 var_117_arg_0 = var_107; [L410] SORT_1 var_117_arg_1 = var_22; [L411] SORT_1 var_117 = var_117_arg_0 == var_117_arg_1; [L412] SORT_1 var_118_arg_0 = var_116; [L413] SORT_1 var_118_arg_1 = var_117; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_114=1, var_115=1, var_118_arg_0=0, var_118_arg_1=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L414] EXPR var_118_arg_0 & var_118_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_114=1, var_115=1, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L414] SORT_1 var_118 = var_118_arg_0 & var_118_arg_1; [L415] SORT_1 var_119_arg_0 = var_115; [L416] SORT_1 var_119_arg_1 = var_118; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_114=1, var_119_arg_0=1, var_119_arg_1=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L417] EXPR var_119_arg_0 | var_119_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_114=1, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L417] SORT_1 var_119 = var_119_arg_0 | var_119_arg_1; [L418] SORT_1 var_120_arg_0 = var_114; [L419] SORT_1 var_120_arg_1 = var_119; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_120_arg_0=1, var_120_arg_1=1, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L420] EXPR var_120_arg_0 & var_120_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L420] SORT_1 var_120 = var_120_arg_0 & var_120_arg_1; [L421] SORT_1 var_121_arg_0 = var_33; [L422] SORT_1 var_121_arg_1 = var_120; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_121_arg_0=-1, var_121_arg_1=1, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L423] EXPR var_121_arg_0 | var_121_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L423] SORT_1 var_121 = var_121_arg_0 | var_121_arg_1; [L424] SORT_1 var_124_arg_0 = var_121; [L425] SORT_1 var_124 = ~var_124_arg_0; [L426] SORT_1 var_125_arg_0 = var_22; [L427] SORT_1 var_125_arg_1 = var_124; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_125_arg_0=1, var_125_arg_1=-1, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L428] EXPR var_125_arg_0 & var_125_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L428] SORT_1 var_125 = var_125_arg_0 & var_125_arg_1; [L429] EXPR var_125 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L429] var_125 = var_125 & mask_SORT_1 [L430] SORT_1 bad_126_arg_0 = var_125; [L431] CALL __VERIFIER_assert(!(bad_126_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 723 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 46.0s, OverallIterations: 58, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 9.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 26742 SdHoareTripleChecker+Valid, 6.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 26742 mSDsluCounter, 444706 SdHoareTripleChecker+Invalid, 5.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 383817 mSDsCounter, 114 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 15934 IncrementalHoareTripleChecker+Invalid, 16048 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 114 mSolverCounterUnsat, 60889 mSDtfsCounter, 15934 mSolverCounterSat, 0.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 645 GetRequests, 152 SyntacticMatches, 16 SemanticMatches, 477 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 730 ImplicationChecksByTransitivity, 4.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3137occurred in iteration=47, InterpolantAutomatonStates: 499, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.0s AutomataMinimizationTime, 57 MinimizatonAttempts, 4677 StatesRemovedByMinimization, 38 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 5.3s SatisfiabilityAnalysisTime, 27.0s InterpolantComputationTime, 9189 NumberOfCodeBlocks, 9189 NumberOfCodeBlocksAsserted, 58 NumberOfCheckSat, 8961 ConstructedInterpolants, 0 QuantifiedInterpolants, 21048 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 57 InterpolantComputations, 57 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 18:20:33,284 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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.vis_arrays_vsaR_p09.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 4331b326563c28634161a81fb2ae86afdf4d504fa891c078bd10383b9144dfd4 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 18:20:35,209 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 18:20:35,271 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-18 18:20:35,275 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 18:20:35,276 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 18:20:35,297 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 18:20:35,300 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 18:20:35,300 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 18:20:35,301 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 18:20:35,301 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 18:20:35,301 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 18:20:35,301 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 18:20:35,302 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 18:20:35,302 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 18:20:35,302 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 18:20:35,302 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 18:20:35,303 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 18:20:35,303 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 18:20:35,305 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 18:20:35,305 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 18:20:35,305 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 18:20:35,307 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-18 18:20:35,307 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-18 18:20:35,307 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 18:20:35,307 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-18 18:20:35,307 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 18:20:35,307 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 18:20:35,308 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 18:20:35,308 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 18:20:35,308 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 18:20:35,308 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 18:20:35,308 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 18:20:35,308 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 18:20:35,308 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 18:20:35,308 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 18:20:35,309 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-18 18:20:35,309 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-18 18:20:35,309 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 18:20:35,309 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 18:20:35,309 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 18:20:35,309 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 18:20:35,309 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4331b326563c28634161a81fb2ae86afdf4d504fa891c078bd10383b9144dfd4 [2024-11-18 18:20:35,564 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 18:20:35,585 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 18:20:35,587 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 18:20:35,588 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 18:20:35,588 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 18:20:35,589 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p09.c [2024-11-18 18:20:36,917 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 18:20:37,126 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 18:20:37,126 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p09.c [2024-11-18 18:20:37,141 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41c21fa6a/a7fd0990c1ab4c4e847f57a7d1ae39f3/FLAG6db145ecf [2024-11-18 18:20:37,155 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41c21fa6a/a7fd0990c1ab4c4e847f57a7d1ae39f3 [2024-11-18 18:20:37,157 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 18:20:37,158 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 18:20:37,161 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 18:20:37,161 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 18:20:37,165 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 18:20:37,165 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:20:37" (1/1) ... [2024-11-18 18:20:37,166 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d5b78d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:20:37, skipping insertion in model container [2024-11-18 18:20:37,167 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:20:37" (1/1) ... [2024-11-18 18:20:37,214 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 18:20:37,402 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.vis_arrays_vsaR_p09.c[1259,1272] [2024-11-18 18:20:37,601 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 18:20:37,630 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 18:20:37,640 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.vis_arrays_vsaR_p09.c[1259,1272] [2024-11-18 18:20:37,723 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 18:20:37,736 INFO L204 MainTranslator]: Completed translation [2024-11-18 18:20:37,737 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:20:37 WrapperNode [2024-11-18 18:20:37,737 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 18:20:37,738 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 18:20:37,738 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 18:20:37,738 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 18:20:37,742 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:20:37" (1/1) ... [2024-11-18 18:20:37,766 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:20:37" (1/1) ... [2024-11-18 18:20:37,848 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1326 [2024-11-18 18:20:37,848 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 18:20:37,849 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 18:20:37,849 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 18:20:37,849 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 18:20:37,858 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:20:37" (1/1) ... [2024-11-18 18:20:37,859 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:20:37" (1/1) ... [2024-11-18 18:20:37,867 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:20:37" (1/1) ... [2024-11-18 18:20:37,887 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 18:20:37,888 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:20:37" (1/1) ... [2024-11-18 18:20:37,888 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:20:37" (1/1) ... [2024-11-18 18:20:37,922 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:20:37" (1/1) ... [2024-11-18 18:20:37,925 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:20:37" (1/1) ... [2024-11-18 18:20:37,937 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:20:37" (1/1) ... [2024-11-18 18:20:37,942 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:20:37" (1/1) ... [2024-11-18 18:20:37,951 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 18:20:37,951 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 18:20:37,951 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 18:20:37,951 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 18:20:37,952 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:20:37" (1/1) ... [2024-11-18 18:20:37,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 18:20:37,970 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 18:20:37,983 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 18:20:37,985 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 18:20:38,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 18:20:38,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-18 18:20:38,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 18:20:38,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 18:20:38,271 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 18:20:38,272 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 18:20:39,339 INFO L? ?]: Removed 306 outVars from TransFormulas that were not future-live. [2024-11-18 18:20:39,339 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 18:20:39,348 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 18:20:39,349 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 18:20:39,350 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:20:39 BoogieIcfgContainer [2024-11-18 18:20:39,350 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 18:20:39,352 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 18:20:39,352 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 18:20:39,354 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 18:20:39,354 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 06:20:37" (1/3) ... [2024-11-18 18:20:39,355 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5daf66cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:20:39, skipping insertion in model container [2024-11-18 18:20:39,355 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:20:37" (2/3) ... [2024-11-18 18:20:39,356 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5daf66cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:20:39, skipping insertion in model container [2024-11-18 18:20:39,356 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:20:39" (3/3) ... [2024-11-18 18:20:39,357 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vis_arrays_vsaR_p09.c [2024-11-18 18:20:39,369 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 18:20:39,370 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 18:20:39,410 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 18:20:39,415 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;@70b5edca, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 18:20:39,415 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 18:20:39,418 INFO L276 IsEmpty]: Start isEmpty. Operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 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 18:20:39,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-18 18:20:39,422 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:39,423 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2024-11-18 18:20:39,424 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:39,428 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:39,429 INFO L85 PathProgramCache]: Analyzing trace with hash 28694789, now seen corresponding path program 1 times [2024-11-18 18:20:39,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 18:20:39,442 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [659779386] [2024-11-18 18:20:39,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:39,442 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 18:20:39,443 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 18:20:39,445 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 18:20:39,446 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-18 18:20:39,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:39,800 INFO L255 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-18 18:20:39,809 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 18:20:39,978 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 18:20:39,979 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 18:20:39,979 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 18:20:39,979 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [659779386] [2024-11-18 18:20:39,980 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [659779386] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:20:39,980 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:20:39,980 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 18:20:39,981 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925088783] [2024-11-18 18:20:39,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:20:39,986 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 18:20:39,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 18:20:40,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 18:20:40,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 18:20:40,004 INFO L87 Difference]: Start difference. First operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 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 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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 18:20:40,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:40,097 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2024-11-18 18:20:40,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 18:20:40,103 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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 5 [2024-11-18 18:20:40,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:40,108 INFO L225 Difference]: With dead ends: 18 [2024-11-18 18:20:40,108 INFO L226 Difference]: Without dead ends: 10 [2024-11-18 18:20:40,110 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 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 18:20:40,113 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 2 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 18:20:40,114 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 11 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 18:20:40,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2024-11-18 18:20:40,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2024-11-18 18:20:40,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 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 18:20:40,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2024-11-18 18:20:40,153 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2024-11-18 18:20:40,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:40,154 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2024-11-18 18:20:40,154 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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 18:20:40,154 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2024-11-18 18:20:40,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-18 18:20:40,155 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:40,155 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2024-11-18 18:20:40,165 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-18 18:20:40,355 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 18:20:40,356 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:40,357 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:40,357 INFO L85 PathProgramCache]: Analyzing trace with hash 152739811, now seen corresponding path program 1 times [2024-11-18 18:20:40,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 18:20:40,358 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [337527547] [2024-11-18 18:20:40,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:20:40,358 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 18:20:40,358 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 18:20:40,361 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 18:20:40,362 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-18 18:20:41,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:20:41,340 INFO L255 TraceCheckSpWp]: Trace formula consists of 615 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-11-18 18:20:41,350 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 18:20:41,699 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 18:20:41,699 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 18:20:42,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-18 18:20:42,862 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 18:20:42,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [337527547] [2024-11-18 18:20:42,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [337527547] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-18 18:20:42,863 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-18 18:20:42,863 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2024-11-18 18:20:42,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1438436464] [2024-11-18 18:20:42,863 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-18 18:20:42,864 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-18 18:20:42,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 18:20:42,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-18 18:20:42,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-11-18 18:20:42,865 INFO L87 Difference]: Start difference. First operand 9 states and 9 transitions. Second operand has 8 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 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 18:20:43,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:20:43,343 INFO L93 Difference]: Finished difference Result 18 states and 19 transitions. [2024-11-18 18:20:43,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-18 18:20:43,344 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 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 8 [2024-11-18 18:20:43,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:20:43,344 INFO L225 Difference]: With dead ends: 18 [2024-11-18 18:20:43,344 INFO L226 Difference]: Without dead ends: 16 [2024-11-18 18:20:43,345 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2024-11-18 18:20:43,345 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 6 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 18 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-18 18:20:43,346 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 18 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-18 18:20:43,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2024-11-18 18:20:43,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 15. [2024-11-18 18:20:43,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 14 states have (on average 1.0714285714285714) internal successors, (15), 14 states have internal predecessors, (15), 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 18:20:43,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2024-11-18 18:20:43,350 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 8 [2024-11-18 18:20:43,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:20:43,350 INFO L471 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2024-11-18 18:20:43,350 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 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 18:20:43,350 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2024-11-18 18:20:43,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-18 18:20:43,350 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:20:43,351 INFO L215 NwaCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1, 1] [2024-11-18 18:20:43,360 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-18 18:20:43,554 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 18:20:43,555 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:20:43,555 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:20:43,556 INFO L85 PathProgramCache]: Analyzing trace with hash 1333570723, now seen corresponding path program 2 times [2024-11-18 18:20:43,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 18:20:43,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1830679258] [2024-11-18 18:20:43,558 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-18 18:20:43,558 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 18:20:43,558 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 18:20:43,560 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 18:20:43,561 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-18 18:20:46,984 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-18 18:20:46,984 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-18 18:20:47,016 INFO L255 TraceCheckSpWp]: Trace formula consists of 1173 conjuncts, 285 conjuncts are in the unsatisfiable core [2024-11-18 18:20:47,044 INFO L278 TraceCheckSpWp]: Computing forward predicates...