./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_bpbs_p3.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a046e57d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_bpbs_p3.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 404ac2bd3423bef5ce605181ef24be34b1a7af016e0b24dd5c9fcdb327055474 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-12 23:42:59,339 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-12 23:42:59,399 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-12 23:42:59,404 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-12 23:42:59,405 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-12 23:42:59,428 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-12 23:42:59,429 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-12 23:42:59,429 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-12 23:42:59,429 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-12 23:42:59,431 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-12 23:42:59,431 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-12 23:42:59,432 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-12 23:42:59,432 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-12 23:42:59,434 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-12 23:42:59,434 INFO L153 SettingsManager]: * Use SBE=true [2024-10-12 23:42:59,435 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-12 23:42:59,435 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-12 23:42:59,435 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-12 23:42:59,435 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-12 23:42:59,435 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-12 23:42:59,435 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-12 23:42:59,437 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-12 23:42:59,437 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-12 23:42:59,437 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-12 23:42:59,437 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-12 23:42:59,438 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-12 23:42:59,438 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-12 23:42:59,438 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-12 23:42:59,438 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-12 23:42:59,439 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-12 23:42:59,439 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-12 23:42:59,439 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-12 23:42:59,440 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-12 23:42:59,440 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-12 23:42:59,440 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-12 23:42:59,440 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-12 23:42:59,440 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-12 23:42:59,440 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-12 23:42:59,440 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-12 23:42:59,440 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 404ac2bd3423bef5ce605181ef24be34b1a7af016e0b24dd5c9fcdb327055474 [2024-10-12 23:42:59,665 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-12 23:42:59,690 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-12 23:42:59,692 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-12 23:42:59,694 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-12 23:42:59,694 INFO L274 PluginConnector]: CDTParser initialized [2024-10-12 23:42:59,695 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_bpbs_p3.c [2024-10-12 23:43:00,983 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-12 23:43:01,249 INFO L384 CDTParser]: Found 1 translation units. [2024-10-12 23:43:01,250 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_bpbs_p3.c [2024-10-12 23:43:01,269 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/706dab0b1/9a3ed25d6e7e415ca4313dec8acc41f5/FLAG7c7a4bc93 [2024-10-12 23:43:01,562 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/706dab0b1/9a3ed25d6e7e415ca4313dec8acc41f5 [2024-10-12 23:43:01,564 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-12 23:43:01,565 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-12 23:43:01,568 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-12 23:43:01,568 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-12 23:43:01,572 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-12 23:43:01,573 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 11:43:01" (1/1) ... [2024-10-12 23:43:01,574 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@691d2459 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:43:01, skipping insertion in model container [2024-10-12 23:43:01,574 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 11:43:01" (1/1) ... [2024-10-12 23:43:01,634 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-12 23:43:01,841 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_bpbs_p3.c[1258,1271] [2024-10-12 23:43:02,203 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 23:43:02,221 INFO L200 MainTranslator]: Completed pre-run [2024-10-12 23:43:02,230 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_bpbs_p3.c[1258,1271] [2024-10-12 23:43:02,369 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 23:43:02,382 INFO L204 MainTranslator]: Completed translation [2024-10-12 23:43:02,383 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:43:02 WrapperNode [2024-10-12 23:43:02,383 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-12 23:43:02,384 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-12 23:43:02,384 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-12 23:43:02,384 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-12 23:43:02,392 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:43:02" (1/1) ... [2024-10-12 23:43:02,434 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:43:02" (1/1) ... [2024-10-12 23:43:02,791 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4447 [2024-10-12 23:43:02,792 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-12 23:43:02,792 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-12 23:43:02,792 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-12 23:43:02,792 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-12 23:43:02,801 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:43:02" (1/1) ... [2024-10-12 23:43:02,801 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:43:02" (1/1) ... [2024-10-12 23:43:02,941 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:43:02" (1/1) ... [2024-10-12 23:43:03,050 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-12 23:43:03,050 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:43:02" (1/1) ... [2024-10-12 23:43:03,050 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:43:02" (1/1) ... [2024-10-12 23:43:03,142 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:43:02" (1/1) ... [2024-10-12 23:43:03,169 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:43:02" (1/1) ... [2024-10-12 23:43:03,197 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:43:02" (1/1) ... [2024-10-12 23:43:03,217 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:43:02" (1/1) ... [2024-10-12 23:43:03,268 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-12 23:43:03,269 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-12 23:43:03,269 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-12 23:43:03,269 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-12 23:43:03,270 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:43:02" (1/1) ... [2024-10-12 23:43:03,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-12 23:43:03,285 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 23:43:03,303 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-12 23:43:03,306 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-12 23:43:03,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-12 23:43:03,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-12 23:43:03,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-12 23:43:03,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-12 23:43:03,730 INFO L238 CfgBuilder]: Building ICFG [2024-10-12 23:43:03,733 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-12 23:43:06,946 INFO L? ?]: Removed 2795 outVars from TransFormulas that were not future-live. [2024-10-12 23:43:06,946 INFO L287 CfgBuilder]: Performing block encoding [2024-10-12 23:43:07,043 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-12 23:43:07,046 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-12 23:43:07,047 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 11:43:07 BoogieIcfgContainer [2024-10-12 23:43:07,047 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-12 23:43:07,049 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-12 23:43:07,050 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-12 23:43:07,053 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-12 23:43:07,054 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 11:43:01" (1/3) ... [2024-10-12 23:43:07,055 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@904d884 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 11:43:07, skipping insertion in model container [2024-10-12 23:43:07,055 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:43:02" (2/3) ... [2024-10-12 23:43:07,056 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@904d884 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 11:43:07, skipping insertion in model container [2024-10-12 23:43:07,056 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 11:43:07" (3/3) ... [2024-10-12 23:43:07,057 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vis_arrays_bpbs_p3.c [2024-10-12 23:43:07,072 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-12 23:43:07,073 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-12 23:43:07,161 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-12 23:43:07,167 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;@50329783, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-12 23:43:07,167 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-12 23:43:07,175 INFO L276 IsEmpty]: Start isEmpty. Operand has 1091 states, 1089 states have (on average 1.500459136822773) internal successors, (1634), 1090 states have internal predecessors, (1634), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:07,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-10-12 23:43:07,193 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:07,194 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] [2024-10-12 23:43:07,198 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:07,202 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:07,203 INFO L85 PathProgramCache]: Analyzing trace with hash 1190133140, now seen corresponding path program 1 times [2024-10-12 23:43:07,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:07,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981847062] [2024-10-12 23:43:07,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:07,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:07,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:08,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:08,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:08,491 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1981847062] [2024-10-12 23:43:08,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1981847062] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:08,492 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:08,492 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-12 23:43:08,493 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167997857] [2024-10-12 23:43:08,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:08,497 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-12 23:43:08,498 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:08,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-12 23:43:08,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-12 23:43:08,526 INFO L87 Difference]: Start difference. First operand has 1091 states, 1089 states have (on average 1.500459136822773) internal successors, (1634), 1090 states have internal predecessors, (1634), 0 states have call successors, (0), 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 42.0) internal successors, (168), 4 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) [2024-10-12 23:43:08,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:08,647 INFO L93 Difference]: Finished difference Result 2046 states and 3066 transitions. [2024-10-12 23:43:08,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 23:43:08,650 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 42.0) internal successors, (168), 4 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 [2024-10-12 23:43:08,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:08,670 INFO L225 Difference]: With dead ends: 2046 [2024-10-12 23:43:08,671 INFO L226 Difference]: Without dead ends: 1092 [2024-10-12 23:43:08,679 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 [2024-10-12 23:43:08,682 INFO L432 NwaCegarLoop]: 1629 mSDtfsCounter, 0 mSDsluCounter, 3253 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4882 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:08,683 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4882 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-12 23:43:08,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1092 states. [2024-10-12 23:43:08,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1092 to 1092. [2024-10-12 23:43:08,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1092 states, 1091 states have (on average 1.4977085242896426) internal successors, (1634), 1091 states have internal predecessors, (1634), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:08,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 1092 states and 1634 transitions. [2024-10-12 23:43:08,768 INFO L78 Accepts]: Start accepts. Automaton has 1092 states and 1634 transitions. Word has length 168 [2024-10-12 23:43:08,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:08,769 INFO L471 AbstractCegarLoop]: Abstraction has 1092 states and 1634 transitions. [2024-10-12 23:43:08,769 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 42.0) internal successors, (168), 4 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) [2024-10-12 23:43:08,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 1634 transitions. [2024-10-12 23:43:08,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-10-12 23:43:08,771 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:08,772 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] [2024-10-12 23:43:08,772 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-12 23:43:08,772 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:08,773 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:08,773 INFO L85 PathProgramCache]: Analyzing trace with hash -1758882105, now seen corresponding path program 1 times [2024-10-12 23:43:08,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:08,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754456731] [2024-10-12 23:43:08,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:08,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:08,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:09,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:09,241 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:09,241 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1754456731] [2024-10-12 23:43:09,241 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1754456731] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:09,241 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:09,241 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-12 23:43:09,242 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438380540] [2024-10-12 23:43:09,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:09,243 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-12 23:43:09,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:09,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-12 23:43:09,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-12 23:43:09,246 INFO L87 Difference]: Start difference. First operand 1092 states and 1634 transitions. Second operand has 4 states, 4 states have (on average 42.25) internal successors, (169), 4 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) [2024-10-12 23:43:09,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:09,299 INFO L93 Difference]: Finished difference Result 2049 states and 3066 transitions. [2024-10-12 23:43:09,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 23:43:09,299 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 42.25) internal successors, (169), 4 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 [2024-10-12 23:43:09,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:09,304 INFO L225 Difference]: With dead ends: 2049 [2024-10-12 23:43:09,304 INFO L226 Difference]: Without dead ends: 1094 [2024-10-12 23:43:09,305 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 [2024-10-12 23:43:09,307 INFO L432 NwaCegarLoop]: 1629 mSDtfsCounter, 0 mSDsluCounter, 3250 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4879 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:09,308 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4879 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-12 23:43:09,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1094 states. [2024-10-12 23:43:09,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1094 to 1094. [2024-10-12 23:43:09,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1094 states, 1093 states have (on average 1.4967978042086) internal successors, (1636), 1093 states have internal predecessors, (1636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:09,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 1094 states and 1636 transitions. [2024-10-12 23:43:09,325 INFO L78 Accepts]: Start accepts. Automaton has 1094 states and 1636 transitions. Word has length 169 [2024-10-12 23:43:09,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:09,326 INFO L471 AbstractCegarLoop]: Abstraction has 1094 states and 1636 transitions. [2024-10-12 23:43:09,327 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 42.25) internal successors, (169), 4 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) [2024-10-12 23:43:09,327 INFO L276 IsEmpty]: Start isEmpty. Operand 1094 states and 1636 transitions. [2024-10-12 23:43:09,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-10-12 23:43:09,330 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:09,330 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] [2024-10-12 23:43:09,331 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-12 23:43:09,331 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:09,332 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:09,332 INFO L85 PathProgramCache]: Analyzing trace with hash 211264717, now seen corresponding path program 1 times [2024-10-12 23:43:09,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:09,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425608206] [2024-10-12 23:43:09,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:09,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:09,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:10,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:10,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:10,309 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1425608206] [2024-10-12 23:43:10,309 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1425608206] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:10,309 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:10,309 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 23:43:10,310 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839507183] [2024-10-12 23:43:10,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:10,310 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-12 23:43:10,311 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:10,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-12 23:43:10,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-12 23:43:10,313 INFO L87 Difference]: Start difference. First operand 1094 states and 1636 transitions. Second operand has 5 states, 5 states have (on average 34.0) internal successors, (170), 5 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) [2024-10-12 23:43:10,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:10,395 INFO L93 Difference]: Finished difference Result 2059 states and 3079 transitions. [2024-10-12 23:43:10,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-12 23:43:10,395 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 34.0) internal successors, (170), 5 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 [2024-10-12 23:43:10,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:10,401 INFO L225 Difference]: With dead ends: 2059 [2024-10-12 23:43:10,401 INFO L226 Difference]: Without dead ends: 1102 [2024-10-12 23:43:10,403 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 [2024-10-12 23:43:10,405 INFO L432 NwaCegarLoop]: 1625 mSDtfsCounter, 6 mSDsluCounter, 4869 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 6494 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:10,406 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 6494 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-12 23:43:10,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1102 states. [2024-10-12 23:43:10,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1102 to 1100. [2024-10-12 23:43:10,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1100 states, 1099 states have (on average 1.4959053685168335) internal successors, (1644), 1099 states have internal predecessors, (1644), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:10,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 1100 states and 1644 transitions. [2024-10-12 23:43:10,429 INFO L78 Accepts]: Start accepts. Automaton has 1100 states and 1644 transitions. Word has length 170 [2024-10-12 23:43:10,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:10,430 INFO L471 AbstractCegarLoop]: Abstraction has 1100 states and 1644 transitions. [2024-10-12 23:43:10,431 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 34.0) internal successors, (170), 5 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) [2024-10-12 23:43:10,431 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1644 transitions. [2024-10-12 23:43:10,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-10-12 23:43:10,433 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:10,434 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] [2024-10-12 23:43:10,436 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-12 23:43:10,436 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:10,437 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:10,437 INFO L85 PathProgramCache]: Analyzing trace with hash 1149634463, now seen corresponding path program 1 times [2024-10-12 23:43:10,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:10,437 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312943936] [2024-10-12 23:43:10,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:10,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:10,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:11,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:11,261 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:11,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1312943936] [2024-10-12 23:43:11,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1312943936] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:11,261 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:11,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 23:43:11,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672010793] [2024-10-12 23:43:11,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:11,262 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-12 23:43:11,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:11,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-12 23:43:11,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-12 23:43:11,263 INFO L87 Difference]: Start difference. First operand 1100 states and 1644 transitions. Second operand has 5 states, 5 states have (on average 34.2) internal successors, (171), 5 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:11,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:11,334 INFO L93 Difference]: Finished difference Result 2071 states and 3095 transitions. [2024-10-12 23:43:11,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-12 23:43:11,334 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 34.2) internal successors, (171), 5 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 171 [2024-10-12 23:43:11,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:11,338 INFO L225 Difference]: With dead ends: 2071 [2024-10-12 23:43:11,338 INFO L226 Difference]: Without dead ends: 1108 [2024-10-12 23:43:11,341 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 [2024-10-12 23:43:11,342 INFO L432 NwaCegarLoop]: 1625 mSDtfsCounter, 6 mSDsluCounter, 4869 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 6494 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:11,343 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 6494 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-12 23:43:11,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1108 states. [2024-10-12 23:43:11,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1108 to 1106. [2024-10-12 23:43:11,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1106 states, 1105 states have (on average 1.4950226244343892) internal successors, (1652), 1105 states have internal predecessors, (1652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:11,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 1106 states and 1652 transitions. [2024-10-12 23:43:11,359 INFO L78 Accepts]: Start accepts. Automaton has 1106 states and 1652 transitions. Word has length 171 [2024-10-12 23:43:11,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:11,359 INFO L471 AbstractCegarLoop]: Abstraction has 1106 states and 1652 transitions. [2024-10-12 23:43:11,360 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 34.2) internal successors, (171), 5 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:11,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 1652 transitions. [2024-10-12 23:43:11,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-10-12 23:43:11,361 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:11,361 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:11,361 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-12 23:43:11,362 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:11,362 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:11,362 INFO L85 PathProgramCache]: Analyzing trace with hash 480703424, now seen corresponding path program 1 times [2024-10-12 23:43:11,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:11,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875477068] [2024-10-12 23:43:11,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:11,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:11,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:12,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:12,431 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:12,431 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1875477068] [2024-10-12 23:43:12,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1875477068] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:12,432 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:12,432 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-12 23:43:12,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453190774] [2024-10-12 23:43:12,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:12,432 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-12 23:43:12,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:12,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-12 23:43:12,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-10-12 23:43:12,433 INFO L87 Difference]: Start difference. First operand 1106 states and 1652 transitions. Second operand has 7 states, 7 states have (on average 24.571428571428573) internal successors, (172), 6 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:12,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:12,608 INFO L93 Difference]: Finished difference Result 2083 states and 3111 transitions. [2024-10-12 23:43:12,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-12 23:43:12,608 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 24.571428571428573) internal successors, (172), 6 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2024-10-12 23:43:12,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:12,612 INFO L225 Difference]: With dead ends: 2083 [2024-10-12 23:43:12,612 INFO L226 Difference]: Without dead ends: 1114 [2024-10-12 23:43:12,613 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-10-12 23:43:12,614 INFO L432 NwaCegarLoop]: 1604 mSDtfsCounter, 1555 mSDsluCounter, 6404 mSDsCounter, 0 mSdLazyCounter, 151 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1555 SdHoareTripleChecker+Valid, 8008 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 151 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:12,614 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1555 Valid, 8008 Invalid, 152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 151 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 23:43:12,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1114 states. [2024-10-12 23:43:12,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1114 to 1111. [2024-10-12 23:43:12,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1111 states, 1110 states have (on average 1.4936936936936938) internal successors, (1658), 1110 states have internal predecessors, (1658), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:12,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 1111 states and 1658 transitions. [2024-10-12 23:43:12,630 INFO L78 Accepts]: Start accepts. Automaton has 1111 states and 1658 transitions. Word has length 172 [2024-10-12 23:43:12,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:12,631 INFO L471 AbstractCegarLoop]: Abstraction has 1111 states and 1658 transitions. [2024-10-12 23:43:12,631 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 24.571428571428573) internal successors, (172), 6 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:12,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 1658 transitions. [2024-10-12 23:43:12,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-10-12 23:43:12,632 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:12,633 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:12,634 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-12 23:43:12,634 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:12,634 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:12,634 INFO L85 PathProgramCache]: Analyzing trace with hash -713511787, now seen corresponding path program 1 times [2024-10-12 23:43:12,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:12,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731820351] [2024-10-12 23:43:12,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:12,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:12,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:13,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:13,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:13,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731820351] [2024-10-12 23:43:13,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [731820351] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:13,267 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:13,267 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-12 23:43:13,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140788276] [2024-10-12 23:43:13,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:13,267 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-12 23:43:13,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:13,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-12 23:43:13,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-10-12 23:43:13,268 INFO L87 Difference]: Start difference. First operand 1111 states and 1658 transitions. Second operand has 8 states, 8 states have (on average 21.625) internal successors, (173), 8 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:13,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:13,367 INFO L93 Difference]: Finished difference Result 2115 states and 3154 transitions. [2024-10-12 23:43:13,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-12 23:43:13,368 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 21.625) internal successors, (173), 8 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2024-10-12 23:43:13,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:13,371 INFO L225 Difference]: With dead ends: 2115 [2024-10-12 23:43:13,372 INFO L226 Difference]: Without dead ends: 1141 [2024-10-12 23:43:13,376 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-10-12 23:43:13,378 INFO L432 NwaCegarLoop]: 1621 mSDtfsCounter, 23 mSDsluCounter, 8119 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 9740 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:13,378 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 9740 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 23:43:13,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1141 states. [2024-10-12 23:43:13,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1141 to 1137. [2024-10-12 23:43:13,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1137 states, 1136 states have (on average 1.4920774647887325) internal successors, (1695), 1136 states have internal predecessors, (1695), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:13,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 1137 states and 1695 transitions. [2024-10-12 23:43:13,429 INFO L78 Accepts]: Start accepts. Automaton has 1137 states and 1695 transitions. Word has length 173 [2024-10-12 23:43:13,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:13,430 INFO L471 AbstractCegarLoop]: Abstraction has 1137 states and 1695 transitions. [2024-10-12 23:43:13,430 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 21.625) internal successors, (173), 8 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:13,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 1695 transitions. [2024-10-12 23:43:13,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-10-12 23:43:13,431 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:13,432 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:13,432 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-12 23:43:13,432 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:13,432 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:13,432 INFO L85 PathProgramCache]: Analyzing trace with hash 1458530862, now seen corresponding path program 1 times [2024-10-12 23:43:13,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:13,433 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2010069870] [2024-10-12 23:43:13,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:13,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:13,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:14,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:14,521 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:14,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2010069870] [2024-10-12 23:43:14,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2010069870] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:14,521 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:14,521 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-12 23:43:14,521 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395045947] [2024-10-12 23:43:14,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:14,522 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-12 23:43:14,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:14,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-12 23:43:14,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-10-12 23:43:14,524 INFO L87 Difference]: Start difference. First operand 1137 states and 1695 transitions. Second operand has 10 states, 10 states have (on average 17.3) internal successors, (173), 10 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:14,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:14,686 INFO L93 Difference]: Finished difference Result 2151 states and 3204 transitions. [2024-10-12 23:43:14,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-12 23:43:14,688 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 17.3) internal successors, (173), 10 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2024-10-12 23:43:14,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:14,692 INFO L225 Difference]: With dead ends: 2151 [2024-10-12 23:43:14,692 INFO L226 Difference]: Without dead ends: 1151 [2024-10-12 23:43:14,694 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-10-12 23:43:14,696 INFO L432 NwaCegarLoop]: 1617 mSDtfsCounter, 36 mSDsluCounter, 9745 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 11362 SdHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:14,697 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 11362 Invalid, 126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 23:43:14,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1151 states. [2024-10-12 23:43:14,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1151 to 1141. [2024-10-12 23:43:14,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1141 states, 1140 states have (on average 1.4921052631578948) internal successors, (1701), 1140 states have internal predecessors, (1701), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:14,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 1141 states and 1701 transitions. [2024-10-12 23:43:14,718 INFO L78 Accepts]: Start accepts. Automaton has 1141 states and 1701 transitions. Word has length 173 [2024-10-12 23:43:14,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:14,718 INFO L471 AbstractCegarLoop]: Abstraction has 1141 states and 1701 transitions. [2024-10-12 23:43:14,719 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 17.3) internal successors, (173), 10 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:14,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 1701 transitions. [2024-10-12 23:43:14,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-10-12 23:43:14,721 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:14,721 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:14,721 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-12 23:43:14,721 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:14,721 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:14,722 INFO L85 PathProgramCache]: Analyzing trace with hash 1437410695, now seen corresponding path program 1 times [2024-10-12 23:43:14,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:14,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1418116066] [2024-10-12 23:43:14,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:14,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:14,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:15,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:15,625 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:15,625 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1418116066] [2024-10-12 23:43:15,625 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1418116066] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:15,626 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:15,626 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 23:43:15,626 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1496993131] [2024-10-12 23:43:15,626 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:15,626 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-12 23:43:15,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:15,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-12 23:43:15,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-12 23:43:15,628 INFO L87 Difference]: Start difference. First operand 1141 states and 1701 transitions. Second operand has 6 states, 6 states have (on average 28.833333333333332) internal successors, (173), 5 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:15,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:15,774 INFO L93 Difference]: Finished difference Result 2406 states and 3582 transitions. [2024-10-12 23:43:15,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-12 23:43:15,775 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 28.833333333333332) internal successors, (173), 5 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2024-10-12 23:43:15,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:15,779 INFO L225 Difference]: With dead ends: 2406 [2024-10-12 23:43:15,779 INFO L226 Difference]: Without dead ends: 1402 [2024-10-12 23:43:15,781 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-10-12 23:43:15,782 INFO L432 NwaCegarLoop]: 1605 mSDtfsCounter, 2143 mSDsluCounter, 4807 mSDsCounter, 0 mSdLazyCounter, 115 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2143 SdHoareTripleChecker+Valid, 6412 SdHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:15,782 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2143 Valid, 6412 Invalid, 115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 23:43:15,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1402 states. [2024-10-12 23:43:15,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1402 to 1292. [2024-10-12 23:43:15,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1292 states, 1291 states have (on average 1.4903175832687838) internal successors, (1924), 1291 states have internal predecessors, (1924), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:15,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 1292 states and 1924 transitions. [2024-10-12 23:43:15,808 INFO L78 Accepts]: Start accepts. Automaton has 1292 states and 1924 transitions. Word has length 173 [2024-10-12 23:43:15,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:15,809 INFO L471 AbstractCegarLoop]: Abstraction has 1292 states and 1924 transitions. [2024-10-12 23:43:15,809 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 28.833333333333332) internal successors, (173), 5 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:15,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 1924 transitions. [2024-10-12 23:43:15,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-10-12 23:43:15,811 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:15,811 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:15,811 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-12 23:43:15,811 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:15,811 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:15,811 INFO L85 PathProgramCache]: Analyzing trace with hash 2016905315, now seen corresponding path program 1 times [2024-10-12 23:43:15,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:15,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830841980] [2024-10-12 23:43:15,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:15,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:15,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:16,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:16,134 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:16,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [830841980] [2024-10-12 23:43:16,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [830841980] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:16,135 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:16,135 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-12 23:43:16,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038791134] [2024-10-12 23:43:16,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:16,136 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-12 23:43:16,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:16,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-12 23:43:16,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-12 23:43:16,137 INFO L87 Difference]: Start difference. First operand 1292 states and 1924 transitions. Second operand has 4 states, 4 states have (on average 43.25) internal successors, (173), 4 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:16,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:16,176 INFO L93 Difference]: Finished difference Result 2330 states and 3469 transitions. [2024-10-12 23:43:16,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 23:43:16,177 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 43.25) internal successors, (173), 4 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2024-10-12 23:43:16,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:16,180 INFO L225 Difference]: With dead ends: 2330 [2024-10-12 23:43:16,180 INFO L226 Difference]: Without dead ends: 1296 [2024-10-12 23:43:16,182 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 [2024-10-12 23:43:16,182 INFO L432 NwaCegarLoop]: 1629 mSDtfsCounter, 0 mSDsluCounter, 3250 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4879 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:16,183 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4879 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-12 23:43:16,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1296 states. [2024-10-12 23:43:16,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1296 to 1296. [2024-10-12 23:43:16,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1296 states, 1295 states have (on average 1.4888030888030888) internal successors, (1928), 1295 states have internal predecessors, (1928), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:16,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 1296 states and 1928 transitions. [2024-10-12 23:43:16,202 INFO L78 Accepts]: Start accepts. Automaton has 1296 states and 1928 transitions. Word has length 173 [2024-10-12 23:43:16,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:16,203 INFO L471 AbstractCegarLoop]: Abstraction has 1296 states and 1928 transitions. [2024-10-12 23:43:16,203 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 43.25) internal successors, (173), 4 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:16,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1296 states and 1928 transitions. [2024-10-12 23:43:16,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-10-12 23:43:16,205 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:16,205 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:16,205 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-12 23:43:16,205 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:16,205 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:16,206 INFO L85 PathProgramCache]: Analyzing trace with hash 533905031, now seen corresponding path program 1 times [2024-10-12 23:43:16,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:16,206 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860607045] [2024-10-12 23:43:16,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:16,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:16,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:16,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:16,831 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:16,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860607045] [2024-10-12 23:43:16,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [860607045] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:16,832 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:16,832 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-12 23:43:16,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983848345] [2024-10-12 23:43:16,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:16,832 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-12 23:43:16,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:16,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-12 23:43:16,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-10-12 23:43:16,833 INFO L87 Difference]: Start difference. First operand 1296 states and 1928 transitions. Second operand has 8 states, 8 states have (on average 21.75) internal successors, (174), 8 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:16,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:16,947 INFO L93 Difference]: Finished difference Result 2333 states and 3471 transitions. [2024-10-12 23:43:16,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-12 23:43:16,947 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 21.75) internal successors, (174), 8 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 174 [2024-10-12 23:43:16,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:16,951 INFO L225 Difference]: With dead ends: 2333 [2024-10-12 23:43:16,951 INFO L226 Difference]: Without dead ends: 1327 [2024-10-12 23:43:16,952 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-10-12 23:43:16,953 INFO L432 NwaCegarLoop]: 1620 mSDtfsCounter, 22 mSDsluCounter, 9708 mSDsCounter, 0 mSdLazyCounter, 93 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 11328 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 93 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:16,954 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 11328 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 23:43:16,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1327 states. [2024-10-12 23:43:16,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1327 to 1323. [2024-10-12 23:43:16,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1323 states, 1322 states have (on average 1.4878971255673223) internal successors, (1967), 1322 states have internal predecessors, (1967), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:16,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 1323 states and 1967 transitions. [2024-10-12 23:43:16,982 INFO L78 Accepts]: Start accepts. Automaton has 1323 states and 1967 transitions. Word has length 174 [2024-10-12 23:43:16,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:16,982 INFO L471 AbstractCegarLoop]: Abstraction has 1323 states and 1967 transitions. [2024-10-12 23:43:16,982 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 21.75) internal successors, (174), 8 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:16,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1323 states and 1967 transitions. [2024-10-12 23:43:16,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-10-12 23:43:16,984 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:16,984 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:16,984 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-12 23:43:16,984 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:16,985 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:16,985 INFO L85 PathProgramCache]: Analyzing trace with hash 2077402197, now seen corresponding path program 1 times [2024-10-12 23:43:16,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:16,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053757202] [2024-10-12 23:43:16,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:16,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:17,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:17,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:17,290 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:17,290 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053757202] [2024-10-12 23:43:17,290 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2053757202] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:17,290 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:17,291 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-12 23:43:17,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809280798] [2024-10-12 23:43:17,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:17,291 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-12 23:43:17,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:17,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-12 23:43:17,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-12 23:43:17,292 INFO L87 Difference]: Start difference. First operand 1323 states and 1967 transitions. Second operand has 4 states, 4 states have (on average 43.5) internal successors, (174), 4 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:17,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:17,332 INFO L93 Difference]: Finished difference Result 2360 states and 3510 transitions. [2024-10-12 23:43:17,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 23:43:17,332 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 43.5) internal successors, (174), 4 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 174 [2024-10-12 23:43:17,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:17,337 INFO L225 Difference]: With dead ends: 2360 [2024-10-12 23:43:17,337 INFO L226 Difference]: Without dead ends: 1327 [2024-10-12 23:43:17,339 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 [2024-10-12 23:43:17,340 INFO L432 NwaCegarLoop]: 1629 mSDtfsCounter, 0 mSDsluCounter, 3250 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4879 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:17,340 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4879 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-12 23:43:17,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1327 states. [2024-10-12 23:43:17,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1327 to 1327. [2024-10-12 23:43:17,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1327 states, 1326 states have (on average 1.4864253393665159) internal successors, (1971), 1326 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) [2024-10-12 23:43:17,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1327 states to 1327 states and 1971 transitions. [2024-10-12 23:43:17,364 INFO L78 Accepts]: Start accepts. Automaton has 1327 states and 1971 transitions. Word has length 174 [2024-10-12 23:43:17,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:17,364 INFO L471 AbstractCegarLoop]: Abstraction has 1327 states and 1971 transitions. [2024-10-12 23:43:17,365 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 43.5) internal successors, (174), 4 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:17,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 1971 transitions. [2024-10-12 23:43:17,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-10-12 23:43:17,367 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:17,367 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:17,367 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-12 23:43:17,368 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:17,368 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:17,368 INFO L85 PathProgramCache]: Analyzing trace with hash 1133056480, now seen corresponding path program 1 times [2024-10-12 23:43:17,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:17,368 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380689123] [2024-10-12 23:43:17,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:17,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:17,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:18,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:18,467 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:18,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [380689123] [2024-10-12 23:43:18,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [380689123] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:18,468 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:18,468 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-12 23:43:18,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396451595] [2024-10-12 23:43:18,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:18,468 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-12 23:43:18,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:18,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-12 23:43:18,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-10-12 23:43:18,469 INFO L87 Difference]: Start difference. First operand 1327 states and 1971 transitions. Second operand has 7 states, 7 states have (on average 24.857142857142858) internal successors, (174), 6 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:18,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:18,618 INFO L93 Difference]: Finished difference Result 2372 states and 3524 transitions. [2024-10-12 23:43:18,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-12 23:43:18,618 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 24.857142857142858) internal successors, (174), 6 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 174 [2024-10-12 23:43:18,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:18,622 INFO L225 Difference]: With dead ends: 2372 [2024-10-12 23:43:18,622 INFO L226 Difference]: Without dead ends: 1335 [2024-10-12 23:43:18,623 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-10-12 23:43:18,624 INFO L432 NwaCegarLoop]: 1604 mSDtfsCounter, 1528 mSDsluCounter, 4806 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1528 SdHoareTripleChecker+Valid, 6410 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:18,624 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1528 Valid, 6410 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 23:43:18,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1335 states. [2024-10-12 23:43:18,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1335 to 1332. [2024-10-12 23:43:18,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1332 states, 1331 states have (on average 1.4853493613824191) internal successors, (1977), 1331 states have internal predecessors, (1977), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:18,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 1332 states and 1977 transitions. [2024-10-12 23:43:18,645 INFO L78 Accepts]: Start accepts. Automaton has 1332 states and 1977 transitions. Word has length 174 [2024-10-12 23:43:18,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:18,645 INFO L471 AbstractCegarLoop]: Abstraction has 1332 states and 1977 transitions. [2024-10-12 23:43:18,646 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 24.857142857142858) internal successors, (174), 6 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:18,646 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 1977 transitions. [2024-10-12 23:43:18,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-10-12 23:43:18,647 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:18,647 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:18,647 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-12 23:43:18,648 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:18,648 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:18,648 INFO L85 PathProgramCache]: Analyzing trace with hash -997394891, now seen corresponding path program 1 times [2024-10-12 23:43:18,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:18,648 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792822332] [2024-10-12 23:43:18,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:18,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:18,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:19,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:19,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:19,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1792822332] [2024-10-12 23:43:19,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1792822332] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:19,347 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:19,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-12 23:43:19,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606468587] [2024-10-12 23:43:19,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:19,348 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-12 23:43:19,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:19,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-12 23:43:19,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-10-12 23:43:19,348 INFO L87 Difference]: Start difference. First operand 1332 states and 1977 transitions. Second operand has 7 states, 7 states have (on average 25.0) internal successors, (175), 6 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:19,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:19,525 INFO L93 Difference]: Finished difference Result 2381 states and 3535 transitions. [2024-10-12 23:43:19,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-12 23:43:19,526 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 25.0) internal successors, (175), 6 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 175 [2024-10-12 23:43:19,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:19,529 INFO L225 Difference]: With dead ends: 2381 [2024-10-12 23:43:19,529 INFO L226 Difference]: Without dead ends: 1339 [2024-10-12 23:43:19,531 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-10-12 23:43:19,532 INFO L432 NwaCegarLoop]: 1600 mSDtfsCounter, 1476 mSDsluCounter, 6390 mSDsCounter, 0 mSdLazyCounter, 169 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1476 SdHoareTripleChecker+Valid, 7990 SdHoareTripleChecker+Invalid, 171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 169 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:19,532 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1476 Valid, 7990 Invalid, 171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 169 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 23:43:19,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1339 states. [2024-10-12 23:43:19,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1339 to 1338. [2024-10-12 23:43:19,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1338 states, 1337 states have (on average 1.4839192221391175) internal successors, (1984), 1337 states have internal predecessors, (1984), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:19,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 1338 states and 1984 transitions. [2024-10-12 23:43:19,554 INFO L78 Accepts]: Start accepts. Automaton has 1338 states and 1984 transitions. Word has length 175 [2024-10-12 23:43:19,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:19,554 INFO L471 AbstractCegarLoop]: Abstraction has 1338 states and 1984 transitions. [2024-10-12 23:43:19,554 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.0) internal successors, (175), 6 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:19,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 1984 transitions. [2024-10-12 23:43:19,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-10-12 23:43:19,556 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:19,556 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:19,556 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-12 23:43:19,556 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:19,557 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:19,557 INFO L85 PathProgramCache]: Analyzing trace with hash 199587437, now seen corresponding path program 1 times [2024-10-12 23:43:19,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:19,557 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557849195] [2024-10-12 23:43:19,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:19,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:19,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:19,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:19,884 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:19,884 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [557849195] [2024-10-12 23:43:19,884 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [557849195] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:19,884 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:19,884 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 23:43:19,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1420005811] [2024-10-12 23:43:19,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:19,885 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-12 23:43:19,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:19,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-12 23:43:19,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-12 23:43:19,886 INFO L87 Difference]: Start difference. First operand 1338 states and 1984 transitions. Second operand has 5 states, 5 states have (on average 35.2) internal successors, (176), 5 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:19,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:19,941 INFO L93 Difference]: Finished difference Result 2404 states and 3565 transitions. [2024-10-12 23:43:19,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-12 23:43:19,942 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 35.2) internal successors, (176), 5 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 176 [2024-10-12 23:43:19,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:19,946 INFO L225 Difference]: With dead ends: 2404 [2024-10-12 23:43:19,946 INFO L226 Difference]: Without dead ends: 1356 [2024-10-12 23:43:19,948 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 [2024-10-12 23:43:19,948 INFO L432 NwaCegarLoop]: 1628 mSDtfsCounter, 16 mSDsluCounter, 4875 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 6503 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:19,948 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 6503 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-12 23:43:19,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1356 states. [2024-10-12 23:43:19,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1356 to 1356. [2024-10-12 23:43:19,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1356 states, 1355 states have (on average 1.4833948339483394) internal successors, (2010), 1355 states have internal predecessors, (2010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:19,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 1356 states and 2010 transitions. [2024-10-12 23:43:19,970 INFO L78 Accepts]: Start accepts. Automaton has 1356 states and 2010 transitions. Word has length 176 [2024-10-12 23:43:19,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:19,970 INFO L471 AbstractCegarLoop]: Abstraction has 1356 states and 2010 transitions. [2024-10-12 23:43:19,970 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 35.2) internal successors, (176), 5 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:19,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1356 states and 2010 transitions. [2024-10-12 23:43:19,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-10-12 23:43:19,972 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:19,972 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:19,972 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-12 23:43:19,972 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:19,973 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:19,973 INFO L85 PathProgramCache]: Analyzing trace with hash 710075618, now seen corresponding path program 1 times [2024-10-12 23:43:19,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:19,973 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130795283] [2024-10-12 23:43:19,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:19,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:20,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:20,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:20,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:20,908 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130795283] [2024-10-12 23:43:20,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [130795283] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:20,908 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:20,908 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-12 23:43:20,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456760190] [2024-10-12 23:43:20,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:20,908 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-12 23:43:20,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:20,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-12 23:43:20,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-12 23:43:20,909 INFO L87 Difference]: Start difference. First operand 1356 states and 2010 transitions. Second operand has 5 states, 5 states have (on average 35.2) internal successors, (176), 4 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:21,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:21,019 INFO L93 Difference]: Finished difference Result 2443 states and 3619 transitions. [2024-10-12 23:43:21,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-12 23:43:21,019 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 35.2) internal successors, (176), 4 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 176 [2024-10-12 23:43:21,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:21,023 INFO L225 Difference]: With dead ends: 2443 [2024-10-12 23:43:21,023 INFO L226 Difference]: Without dead ends: 1366 [2024-10-12 23:43:21,024 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 [2024-10-12 23:43:21,026 INFO L432 NwaCegarLoop]: 1604 mSDtfsCounter, 1555 mSDsluCounter, 3202 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1555 SdHoareTripleChecker+Valid, 4806 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:21,026 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1555 Valid, 4806 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 23:43:21,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1366 states. [2024-10-12 23:43:21,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1366 to 1366. [2024-10-12 23:43:21,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1366 states, 1365 states have (on average 1.4813186813186814) internal successors, (2022), 1365 states have internal predecessors, (2022), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:21,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 1366 states and 2022 transitions. [2024-10-12 23:43:21,049 INFO L78 Accepts]: Start accepts. Automaton has 1366 states and 2022 transitions. Word has length 176 [2024-10-12 23:43:21,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:21,049 INFO L471 AbstractCegarLoop]: Abstraction has 1366 states and 2022 transitions. [2024-10-12 23:43:21,049 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 35.2) internal successors, (176), 4 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:21,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 2022 transitions. [2024-10-12 23:43:21,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-10-12 23:43:21,051 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:21,051 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:21,051 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-10-12 23:43:21,052 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:21,052 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:21,052 INFO L85 PathProgramCache]: Analyzing trace with hash 12134878, now seen corresponding path program 1 times [2024-10-12 23:43:21,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:21,052 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1367267397] [2024-10-12 23:43:21,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:21,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:21,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:21,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:21,373 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:21,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1367267397] [2024-10-12 23:43:21,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1367267397] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:21,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:21,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 23:43:21,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453198994] [2024-10-12 23:43:21,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:21,376 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-12 23:43:21,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:21,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-12 23:43:21,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-12 23:43:21,377 INFO L87 Difference]: Start difference. First operand 1366 states and 2022 transitions. Second operand has 5 states, 5 states have (on average 35.2) internal successors, (176), 5 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:21,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:21,429 INFO L93 Difference]: Finished difference Result 2486 states and 3677 transitions. [2024-10-12 23:43:21,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 23:43:21,429 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 35.2) internal successors, (176), 5 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 176 [2024-10-12 23:43:21,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:21,433 INFO L225 Difference]: With dead ends: 2486 [2024-10-12 23:43:21,433 INFO L226 Difference]: Without dead ends: 1370 [2024-10-12 23:43:21,435 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-12 23:43:21,435 INFO L432 NwaCegarLoop]: 1629 mSDtfsCounter, 0 mSDsluCounter, 4874 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6503 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:21,435 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 6503 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-12 23:43:21,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1370 states. [2024-10-12 23:43:21,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1370 to 1370. [2024-10-12 23:43:21,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1370 states, 1369 states have (on average 1.4799123447772096) internal successors, (2026), 1369 states have internal predecessors, (2026), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:21,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 1370 states and 2026 transitions. [2024-10-12 23:43:21,459 INFO L78 Accepts]: Start accepts. Automaton has 1370 states and 2026 transitions. Word has length 176 [2024-10-12 23:43:21,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:21,460 INFO L471 AbstractCegarLoop]: Abstraction has 1370 states and 2026 transitions. [2024-10-12 23:43:21,460 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 35.2) internal successors, (176), 5 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:21,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 2026 transitions. [2024-10-12 23:43:21,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-10-12 23:43:21,463 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:21,464 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, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:21,464 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-10-12 23:43:21,464 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:21,464 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:21,464 INFO L85 PathProgramCache]: Analyzing trace with hash 322921656, now seen corresponding path program 1 times [2024-10-12 23:43:21,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:21,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278964780] [2024-10-12 23:43:21,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:21,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:21,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:22,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:22,293 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:22,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [278964780] [2024-10-12 23:43:22,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [278964780] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:22,294 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:22,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 23:43:22,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033272480] [2024-10-12 23:43:22,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:22,295 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-12 23:43:22,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:22,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-12 23:43:22,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-12 23:43:22,296 INFO L87 Difference]: Start difference. First operand 1370 states and 2026 transitions. Second operand has 5 states, 5 states have (on average 35.2) internal successors, (176), 5 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:22,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:22,361 INFO L93 Difference]: Finished difference Result 2451 states and 3624 transitions. [2024-10-12 23:43:22,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 23:43:22,362 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 35.2) internal successors, (176), 5 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 176 [2024-10-12 23:43:22,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:22,366 INFO L225 Difference]: With dead ends: 2451 [2024-10-12 23:43:22,366 INFO L226 Difference]: Without dead ends: 1378 [2024-10-12 23:43:22,368 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-12 23:43:22,368 INFO L432 NwaCegarLoop]: 1629 mSDtfsCounter, 0 mSDsluCounter, 4874 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6503 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:22,368 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 6503 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-12 23:43:22,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1378 states. [2024-10-12 23:43:22,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1378 to 1370. [2024-10-12 23:43:22,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1370 states, 1369 states have (on average 1.4799123447772096) internal successors, (2026), 1369 states have internal predecessors, (2026), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:22,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 1370 states and 2026 transitions. [2024-10-12 23:43:22,397 INFO L78 Accepts]: Start accepts. Automaton has 1370 states and 2026 transitions. Word has length 176 [2024-10-12 23:43:22,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:22,397 INFO L471 AbstractCegarLoop]: Abstraction has 1370 states and 2026 transitions. [2024-10-12 23:43:22,398 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 35.2) internal successors, (176), 5 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:22,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 2026 transitions. [2024-10-12 23:43:22,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-10-12 23:43:22,400 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:22,400 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:22,400 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-10-12 23:43:22,400 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:22,400 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:22,401 INFO L85 PathProgramCache]: Analyzing trace with hash -518999789, now seen corresponding path program 1 times [2024-10-12 23:43:22,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:22,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61356917] [2024-10-12 23:43:22,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:22,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:22,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:23,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:23,003 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:23,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [61356917] [2024-10-12 23:43:23,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [61356917] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:23,003 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:23,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-12 23:43:23,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [759809923] [2024-10-12 23:43:23,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:23,004 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-12 23:43:23,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:23,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-12 23:43:23,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-10-12 23:43:23,004 INFO L87 Difference]: Start difference. First operand 1370 states and 2026 transitions. Second operand has 8 states, 8 states have (on average 22.125) internal successors, (177), 8 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:23,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:23,088 INFO L93 Difference]: Finished difference Result 2477 states and 3661 transitions. [2024-10-12 23:43:23,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-12 23:43:23,088 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 22.125) internal successors, (177), 8 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 177 [2024-10-12 23:43:23,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:23,092 INFO L225 Difference]: With dead ends: 2477 [2024-10-12 23:43:23,092 INFO L226 Difference]: Without dead ends: 1400 [2024-10-12 23:43:23,094 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-10-12 23:43:23,094 INFO L432 NwaCegarLoop]: 1620 mSDtfsCounter, 23 mSDsluCounter, 6523 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 8143 SdHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:23,094 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 8143 Invalid, 71 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 23:43:23,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1400 states. [2024-10-12 23:43:23,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1400 to 1396. [2024-10-12 23:43:23,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1396 states, 1395 states have (on average 1.478853046594982) internal successors, (2063), 1395 states have internal predecessors, (2063), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:23,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 1396 states and 2063 transitions. [2024-10-12 23:43:23,113 INFO L78 Accepts]: Start accepts. Automaton has 1396 states and 2063 transitions. Word has length 177 [2024-10-12 23:43:23,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:23,114 INFO L471 AbstractCegarLoop]: Abstraction has 1396 states and 2063 transitions. [2024-10-12 23:43:23,114 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 22.125) internal successors, (177), 8 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:23,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1396 states and 2063 transitions. [2024-10-12 23:43:23,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-10-12 23:43:23,115 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:23,116 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:23,116 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-10-12 23:43:23,116 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:23,116 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:23,116 INFO L85 PathProgramCache]: Analyzing trace with hash 1783720364, now seen corresponding path program 1 times [2024-10-12 23:43:23,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:23,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655413682] [2024-10-12 23:43:23,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:23,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:23,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:23,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:23,569 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:23,569 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655413682] [2024-10-12 23:43:23,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [655413682] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:23,570 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:23,570 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 23:43:23,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [386188593] [2024-10-12 23:43:23,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:23,570 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-12 23:43:23,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:23,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-12 23:43:23,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-10-12 23:43:23,571 INFO L87 Difference]: Start difference. First operand 1396 states and 2063 transitions. Second operand has 6 states, 6 states have (on average 29.5) internal successors, (177), 5 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:24,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:24,314 INFO L93 Difference]: Finished difference Result 2967 states and 4374 transitions. [2024-10-12 23:43:24,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-12 23:43:24,316 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 29.5) internal successors, (177), 5 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 177 [2024-10-12 23:43:24,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:24,324 INFO L225 Difference]: With dead ends: 2967 [2024-10-12 23:43:24,324 INFO L226 Difference]: Without dead ends: 1864 [2024-10-12 23:43:24,325 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-10-12 23:43:24,326 INFO L432 NwaCegarLoop]: 1316 mSDtfsCounter, 1816 mSDsluCounter, 3940 mSDsCounter, 0 mSdLazyCounter, 1271 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1816 SdHoareTripleChecker+Valid, 5256 SdHoareTripleChecker+Invalid, 1272 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1271 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:24,327 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1816 Valid, 5256 Invalid, 1272 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1271 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-12 23:43:24,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1864 states. [2024-10-12 23:43:24,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1864 to 1864. [2024-10-12 23:43:24,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1864 states, 1863 states have (on average 1.4712828770799786) internal successors, (2741), 1863 states have internal predecessors, (2741), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:24,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1864 states to 1864 states and 2741 transitions. [2024-10-12 23:43:24,351 INFO L78 Accepts]: Start accepts. Automaton has 1864 states and 2741 transitions. Word has length 177 [2024-10-12 23:43:24,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:24,351 INFO L471 AbstractCegarLoop]: Abstraction has 1864 states and 2741 transitions. [2024-10-12 23:43:24,351 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 29.5) internal successors, (177), 5 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:24,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1864 states and 2741 transitions. [2024-10-12 23:43:24,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-10-12 23:43:24,354 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:24,354 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:24,354 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-10-12 23:43:24,354 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:24,354 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:24,354 INFO L85 PathProgramCache]: Analyzing trace with hash -1505337339, now seen corresponding path program 1 times [2024-10-12 23:43:24,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:24,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092827634] [2024-10-12 23:43:24,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:24,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:24,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:24,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:24,622 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:24,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1092827634] [2024-10-12 23:43:24,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1092827634] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:24,622 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:24,622 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-12 23:43:24,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [132653640] [2024-10-12 23:43:24,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:24,623 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-12 23:43:24,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:24,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-12 23:43:24,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-12 23:43:24,624 INFO L87 Difference]: Start difference. First operand 1864 states and 2741 transitions. Second operand has 4 states, 4 states have (on average 44.25) internal successors, (177), 4 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:24,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:24,665 INFO L93 Difference]: Finished difference Result 2983 states and 4392 transitions. [2024-10-12 23:43:24,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 23:43:24,665 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 44.25) internal successors, (177), 4 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 177 [2024-10-12 23:43:24,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:24,673 INFO L225 Difference]: With dead ends: 2983 [2024-10-12 23:43:24,673 INFO L226 Difference]: Without dead ends: 1872 [2024-10-12 23:43:24,675 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 [2024-10-12 23:43:24,675 INFO L432 NwaCegarLoop]: 1629 mSDtfsCounter, 0 mSDsluCounter, 3250 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4879 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:24,676 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4879 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-12 23:43:24,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1872 states. [2024-10-12 23:43:24,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1872 to 1872. [2024-10-12 23:43:24,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1872 states, 1871 states have (on average 1.4692677712453233) internal successors, (2749), 1871 states have internal predecessors, (2749), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:24,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1872 states to 1872 states and 2749 transitions. [2024-10-12 23:43:24,697 INFO L78 Accepts]: Start accepts. Automaton has 1872 states and 2749 transitions. Word has length 177 [2024-10-12 23:43:24,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:24,697 INFO L471 AbstractCegarLoop]: Abstraction has 1872 states and 2749 transitions. [2024-10-12 23:43:24,698 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 44.25) internal successors, (177), 4 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:24,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1872 states and 2749 transitions. [2024-10-12 23:43:24,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-10-12 23:43:24,700 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:24,700 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:24,700 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-10-12 23:43:24,700 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:24,700 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:24,700 INFO L85 PathProgramCache]: Analyzing trace with hash 757253111, now seen corresponding path program 1 times [2024-10-12 23:43:24,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:24,701 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669953307] [2024-10-12 23:43:24,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:24,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:24,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:25,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:25,353 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:25,354 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669953307] [2024-10-12 23:43:25,354 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669953307] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:25,355 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:25,355 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-12 23:43:25,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1008490858] [2024-10-12 23:43:25,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:25,355 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-12 23:43:25,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:25,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-12 23:43:25,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-12 23:43:25,356 INFO L87 Difference]: Start difference. First operand 1872 states and 2749 transitions. Second operand has 5 states, 5 states have (on average 35.4) internal successors, (177), 4 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:25,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:25,488 INFO L93 Difference]: Finished difference Result 3040 states and 4465 transitions. [2024-10-12 23:43:25,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-12 23:43:25,489 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 35.4) internal successors, (177), 4 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 177 [2024-10-12 23:43:25,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:25,496 INFO L225 Difference]: With dead ends: 3040 [2024-10-12 23:43:25,496 INFO L226 Difference]: Without dead ends: 1892 [2024-10-12 23:43:25,498 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-10-12 23:43:25,498 INFO L432 NwaCegarLoop]: 1604 mSDtfsCounter, 1530 mSDsluCounter, 3195 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1530 SdHoareTripleChecker+Valid, 4799 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:25,498 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1530 Valid, 4799 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 23:43:25,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1892 states. [2024-10-12 23:43:25,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1892 to 1892. [2024-10-12 23:43:25,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1892 states, 1891 states have (on average 1.4664198836594395) internal successors, (2773), 1891 states have internal predecessors, (2773), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:25,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1892 states to 1892 states and 2773 transitions. [2024-10-12 23:43:25,524 INFO L78 Accepts]: Start accepts. Automaton has 1892 states and 2773 transitions. Word has length 177 [2024-10-12 23:43:25,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:25,524 INFO L471 AbstractCegarLoop]: Abstraction has 1892 states and 2773 transitions. [2024-10-12 23:43:25,524 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 35.4) internal successors, (177), 4 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:25,524 INFO L276 IsEmpty]: Start isEmpty. Operand 1892 states and 2773 transitions. [2024-10-12 23:43:25,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-10-12 23:43:25,526 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:25,526 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:25,526 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-10-12 23:43:25,527 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:25,527 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:25,527 INFO L85 PathProgramCache]: Analyzing trace with hash -437961485, now seen corresponding path program 1 times [2024-10-12 23:43:25,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:25,527 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351979564] [2024-10-12 23:43:25,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:25,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:25,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:25,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:25,764 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:25,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1351979564] [2024-10-12 23:43:25,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1351979564] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:25,764 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:25,764 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-12 23:43:25,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106703599] [2024-10-12 23:43:25,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:25,765 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-12 23:43:25,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:25,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-12 23:43:25,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-12 23:43:25,765 INFO L87 Difference]: Start difference. First operand 1892 states and 2773 transitions. Second operand has 4 states, 4 states have (on average 44.25) internal successors, (177), 4 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:25,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:25,802 INFO L93 Difference]: Finished difference Result 3108 states and 4555 transitions. [2024-10-12 23:43:25,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 23:43:25,804 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 44.25) internal successors, (177), 4 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 177 [2024-10-12 23:43:25,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:25,807 INFO L225 Difference]: With dead ends: 3108 [2024-10-12 23:43:25,807 INFO L226 Difference]: Without dead ends: 1900 [2024-10-12 23:43:25,809 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 [2024-10-12 23:43:25,809 INFO L432 NwaCegarLoop]: 1629 mSDtfsCounter, 0 mSDsluCounter, 3250 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4879 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:25,809 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4879 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-12 23:43:25,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1900 states. [2024-10-12 23:43:25,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1900 to 1900. [2024-10-12 23:43:25,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1900 states, 1899 states have (on average 1.4644549763033174) internal successors, (2781), 1899 states have internal predecessors, (2781), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:25,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1900 states to 1900 states and 2781 transitions. [2024-10-12 23:43:25,831 INFO L78 Accepts]: Start accepts. Automaton has 1900 states and 2781 transitions. Word has length 177 [2024-10-12 23:43:25,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:25,832 INFO L471 AbstractCegarLoop]: Abstraction has 1900 states and 2781 transitions. [2024-10-12 23:43:25,832 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 44.25) internal successors, (177), 4 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:25,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1900 states and 2781 transitions. [2024-10-12 23:43:25,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-10-12 23:43:25,834 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:25,834 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:25,834 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-10-12 23:43:25,835 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:25,835 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:25,835 INFO L85 PathProgramCache]: Analyzing trace with hash -1746076838, now seen corresponding path program 1 times [2024-10-12 23:43:25,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:25,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003896163] [2024-10-12 23:43:25,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:25,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:26,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:26,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:26,742 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:26,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1003896163] [2024-10-12 23:43:26,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1003896163] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:26,742 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:26,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-12 23:43:26,743 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1069691119] [2024-10-12 23:43:26,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:26,743 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-12 23:43:26,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:26,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-12 23:43:26,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-10-12 23:43:26,744 INFO L87 Difference]: Start difference. First operand 1900 states and 2781 transitions. Second operand has 8 states, 8 states have (on average 22.125) internal successors, (177), 7 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:26,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:26,918 INFO L93 Difference]: Finished difference Result 4138 states and 6042 transitions. [2024-10-12 23:43:26,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-12 23:43:26,918 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 22.125) internal successors, (177), 7 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 177 [2024-10-12 23:43:26,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:26,923 INFO L225 Difference]: With dead ends: 4138 [2024-10-12 23:43:26,923 INFO L226 Difference]: Without dead ends: 3017 [2024-10-12 23:43:26,925 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-10-12 23:43:26,925 INFO L432 NwaCegarLoop]: 1604 mSDtfsCounter, 2338 mSDsluCounter, 6657 mSDsCounter, 0 mSdLazyCounter, 156 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2338 SdHoareTripleChecker+Valid, 8261 SdHoareTripleChecker+Invalid, 156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 156 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:26,925 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2338 Valid, 8261 Invalid, 156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 156 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 23:43:26,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3017 states. [2024-10-12 23:43:26,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3017 to 3013. [2024-10-12 23:43:26,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3013 states, 3012 states have (on average 1.456507304116866) internal successors, (4387), 3012 states have internal predecessors, (4387), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:26,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3013 states to 3013 states and 4387 transitions. [2024-10-12 23:43:26,958 INFO L78 Accepts]: Start accepts. Automaton has 3013 states and 4387 transitions. Word has length 177 [2024-10-12 23:43:26,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:26,958 INFO L471 AbstractCegarLoop]: Abstraction has 3013 states and 4387 transitions. [2024-10-12 23:43:26,959 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 22.125) internal successors, (177), 7 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:26,959 INFO L276 IsEmpty]: Start isEmpty. Operand 3013 states and 4387 transitions. [2024-10-12 23:43:26,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-10-12 23:43:26,962 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:26,962 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:26,962 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-10-12 23:43:26,962 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:26,962 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:26,962 INFO L85 PathProgramCache]: Analyzing trace with hash 1893232158, now seen corresponding path program 1 times [2024-10-12 23:43:26,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:26,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1208777395] [2024-10-12 23:43:26,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:26,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:27,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:27,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:27,673 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:27,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1208777395] [2024-10-12 23:43:27,673 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1208777395] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:27,673 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:27,674 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-12 23:43:27,674 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793876359] [2024-10-12 23:43:27,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:27,674 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-12 23:43:27,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:27,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-12 23:43:27,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-10-12 23:43:27,675 INFO L87 Difference]: Start difference. First operand 3013 states and 4387 transitions. Second operand has 7 states, 7 states have (on average 25.285714285714285) internal successors, (177), 6 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:27,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:27,828 INFO L93 Difference]: Finished difference Result 4138 states and 6042 transitions. [2024-10-12 23:43:27,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-12 23:43:27,828 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 25.285714285714285) internal successors, (177), 6 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 177 [2024-10-12 23:43:27,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:27,834 INFO L225 Difference]: With dead ends: 4138 [2024-10-12 23:43:27,835 INFO L226 Difference]: Without dead ends: 3017 [2024-10-12 23:43:27,836 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 [2024-10-12 23:43:27,837 INFO L432 NwaCegarLoop]: 1599 mSDtfsCounter, 1635 mSDsluCounter, 6136 mSDsCounter, 0 mSdLazyCounter, 163 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1635 SdHoareTripleChecker+Valid, 7735 SdHoareTripleChecker+Invalid, 164 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 163 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:27,837 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1635 Valid, 7735 Invalid, 164 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 163 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 23:43:27,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3017 states. [2024-10-12 23:43:27,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3017 to 3013. [2024-10-12 23:43:27,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3013 states, 3012 states have (on average 1.456507304116866) internal successors, (4387), 3012 states have internal predecessors, (4387), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:27,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3013 states to 3013 states and 4387 transitions. [2024-10-12 23:43:27,874 INFO L78 Accepts]: Start accepts. Automaton has 3013 states and 4387 transitions. Word has length 177 [2024-10-12 23:43:27,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:27,874 INFO L471 AbstractCegarLoop]: Abstraction has 3013 states and 4387 transitions. [2024-10-12 23:43:27,874 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.285714285714285) internal successors, (177), 6 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:27,874 INFO L276 IsEmpty]: Start isEmpty. Operand 3013 states and 4387 transitions. [2024-10-12 23:43:27,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-10-12 23:43:27,878 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:27,878 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:27,878 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-10-12 23:43:27,878 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:27,879 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:27,879 INFO L85 PathProgramCache]: Analyzing trace with hash -72051078, now seen corresponding path program 1 times [2024-10-12 23:43:27,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:27,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348046207] [2024-10-12 23:43:27,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:27,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:27,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:28,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:28,133 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:28,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348046207] [2024-10-12 23:43:28,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1348046207] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:28,134 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:28,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 23:43:28,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1965580689] [2024-10-12 23:43:28,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:28,134 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-12 23:43:28,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:28,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-12 23:43:28,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-12 23:43:28,135 INFO L87 Difference]: Start difference. First operand 3013 states and 4387 transitions. Second operand has 5 states, 5 states have (on average 35.6) internal successors, (178), 5 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:28,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:28,178 INFO L93 Difference]: Finished difference Result 4192 states and 6122 transitions. [2024-10-12 23:43:28,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-12 23:43:28,179 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 35.6) internal successors, (178), 5 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-10-12 23:43:28,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:28,183 INFO L225 Difference]: With dead ends: 4192 [2024-10-12 23:43:28,183 INFO L226 Difference]: Without dead ends: 3049 [2024-10-12 23:43:28,185 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 [2024-10-12 23:43:28,186 INFO L432 NwaCegarLoop]: 1628 mSDtfsCounter, 16 mSDsluCounter, 4875 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 6503 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:28,189 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 6503 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-12 23:43:28,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3049 states. [2024-10-12 23:43:28,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3049 to 3049. [2024-10-12 23:43:28,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3049 states, 3048 states have (on average 1.4563648293963254) internal successors, (4439), 3048 states have internal predecessors, (4439), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:28,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3049 states to 3049 states and 4439 transitions. [2024-10-12 23:43:28,222 INFO L78 Accepts]: Start accepts. Automaton has 3049 states and 4439 transitions. Word has length 178 [2024-10-12 23:43:28,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:28,222 INFO L471 AbstractCegarLoop]: Abstraction has 3049 states and 4439 transitions. [2024-10-12 23:43:28,222 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 35.6) internal successors, (178), 5 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:28,222 INFO L276 IsEmpty]: Start isEmpty. Operand 3049 states and 4439 transitions. [2024-10-12 23:43:28,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-10-12 23:43:28,226 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:28,226 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:28,226 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-10-12 23:43:28,226 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:28,227 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:28,227 INFO L85 PathProgramCache]: Analyzing trace with hash 125200921, now seen corresponding path program 1 times [2024-10-12 23:43:28,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:28,227 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [740652341] [2024-10-12 23:43:28,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:28,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:28,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:28,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:28,983 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:28,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [740652341] [2024-10-12 23:43:28,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [740652341] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:28,983 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:28,983 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-10-12 23:43:28,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048275223] [2024-10-12 23:43:28,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:28,984 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-10-12 23:43:28,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:28,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-10-12 23:43:28,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-10-12 23:43:28,985 INFO L87 Difference]: Start difference. First operand 3049 states and 4439 transitions. Second operand has 12 states, 12 states have (on average 14.833333333333334) internal successors, (178), 12 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:29,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:29,126 INFO L93 Difference]: Finished difference Result 4763 states and 6921 transitions. [2024-10-12 23:43:29,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-12 23:43:29,126 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 14.833333333333334) internal successors, (178), 12 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-10-12 23:43:29,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:29,131 INFO L225 Difference]: With dead ends: 4763 [2024-10-12 23:43:29,131 INFO L226 Difference]: Without dead ends: 3257 [2024-10-12 23:43:29,132 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-10-12 23:43:29,133 INFO L432 NwaCegarLoop]: 1616 mSDtfsCounter, 36 mSDsluCounter, 12969 mSDsCounter, 0 mSdLazyCounter, 170 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 14585 SdHoareTripleChecker+Invalid, 171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 170 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:29,134 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 14585 Invalid, 171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 170 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 23:43:29,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3257 states. [2024-10-12 23:43:29,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3257 to 3197. [2024-10-12 23:43:29,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3197 states, 3196 states have (on average 1.4540050062578223) internal successors, (4647), 3196 states have internal predecessors, (4647), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:29,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3197 states to 3197 states and 4647 transitions. [2024-10-12 23:43:29,169 INFO L78 Accepts]: Start accepts. Automaton has 3197 states and 4647 transitions. Word has length 178 [2024-10-12 23:43:29,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:29,169 INFO L471 AbstractCegarLoop]: Abstraction has 3197 states and 4647 transitions. [2024-10-12 23:43:29,169 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 14.833333333333334) internal successors, (178), 12 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:29,169 INFO L276 IsEmpty]: Start isEmpty. Operand 3197 states and 4647 transitions. [2024-10-12 23:43:29,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-10-12 23:43:29,173 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:29,173 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:29,173 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-10-12 23:43:29,173 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:29,173 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:29,174 INFO L85 PathProgramCache]: Analyzing trace with hash 656146880, now seen corresponding path program 1 times [2024-10-12 23:43:29,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:29,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660089814] [2024-10-12 23:43:29,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:29,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:29,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:29,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:29,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:29,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660089814] [2024-10-12 23:43:29,780 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1660089814] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:29,780 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:29,780 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 23:43:29,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064005958] [2024-10-12 23:43:29,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:29,780 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-12 23:43:29,781 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:29,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-12 23:43:29,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-10-12 23:43:29,781 INFO L87 Difference]: Start difference. First operand 3197 states and 4647 transitions. Second operand has 6 states, 6 states have (on average 29.666666666666668) internal successors, (178), 5 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:30,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:30,476 INFO L93 Difference]: Finished difference Result 4762 states and 6917 transitions. [2024-10-12 23:43:30,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-12 23:43:30,477 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 29.666666666666668) internal successors, (178), 5 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-10-12 23:43:30,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:30,482 INFO L225 Difference]: With dead ends: 4762 [2024-10-12 23:43:30,482 INFO L226 Difference]: Without dead ends: 3197 [2024-10-12 23:43:30,484 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-12 23:43:30,485 INFO L432 NwaCegarLoop]: 1316 mSDtfsCounter, 2064 mSDsluCounter, 3940 mSDsCounter, 0 mSdLazyCounter, 1271 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2064 SdHoareTripleChecker+Valid, 5256 SdHoareTripleChecker+Invalid, 1271 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1271 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:30,485 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2064 Valid, 5256 Invalid, 1271 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1271 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-12 23:43:30,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3197 states. [2024-10-12 23:43:30,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3197 to 3197. [2024-10-12 23:43:30,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3197 states, 3196 states have (on average 1.4515018773466835) internal successors, (4639), 3196 states have internal predecessors, (4639), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:30,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3197 states to 3197 states and 4639 transitions. [2024-10-12 23:43:30,531 INFO L78 Accepts]: Start accepts. Automaton has 3197 states and 4639 transitions. Word has length 178 [2024-10-12 23:43:30,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:30,531 INFO L471 AbstractCegarLoop]: Abstraction has 3197 states and 4639 transitions. [2024-10-12 23:43:30,531 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 29.666666666666668) internal successors, (178), 5 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:30,531 INFO L276 IsEmpty]: Start isEmpty. Operand 3197 states and 4639 transitions. [2024-10-12 23:43:30,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-10-12 23:43:30,536 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:30,536 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:30,536 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-10-12 23:43:30,536 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:30,537 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:30,537 INFO L85 PathProgramCache]: Analyzing trace with hash 1072056856, now seen corresponding path program 1 times [2024-10-12 23:43:30,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:30,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537376587] [2024-10-12 23:43:30,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:30,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:30,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:31,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:31,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:31,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1537376587] [2024-10-12 23:43:31,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1537376587] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:31,013 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:31,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 23:43:31,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481388574] [2024-10-12 23:43:31,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:31,014 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-12 23:43:31,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:31,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-12 23:43:31,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-10-12 23:43:31,015 INFO L87 Difference]: Start difference. First operand 3197 states and 4639 transitions. Second operand has 6 states, 6 states have (on average 29.666666666666668) internal successors, (178), 5 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:31,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:31,625 INFO L93 Difference]: Finished difference Result 4972 states and 7199 transitions. [2024-10-12 23:43:31,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-12 23:43:31,626 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 29.666666666666668) internal successors, (178), 5 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-10-12 23:43:31,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:31,630 INFO L225 Difference]: With dead ends: 4972 [2024-10-12 23:43:31,630 INFO L226 Difference]: Without dead ends: 3197 [2024-10-12 23:43:31,633 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-12 23:43:31,634 INFO L432 NwaCegarLoop]: 1316 mSDtfsCounter, 1854 mSDsluCounter, 3940 mSDsCounter, 0 mSdLazyCounter, 1271 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1854 SdHoareTripleChecker+Valid, 5256 SdHoareTripleChecker+Invalid, 1271 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1271 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:31,634 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1854 Valid, 5256 Invalid, 1271 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1271 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-12 23:43:31,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3197 states. [2024-10-12 23:43:31,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3197 to 3197. [2024-10-12 23:43:31,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3197 states, 3196 states have (on average 1.4489987484355444) internal successors, (4631), 3196 states have internal predecessors, (4631), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:31,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3197 states to 3197 states and 4631 transitions. [2024-10-12 23:43:31,671 INFO L78 Accepts]: Start accepts. Automaton has 3197 states and 4631 transitions. Word has length 178 [2024-10-12 23:43:31,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:31,671 INFO L471 AbstractCegarLoop]: Abstraction has 3197 states and 4631 transitions. [2024-10-12 23:43:31,671 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 29.666666666666668) internal successors, (178), 5 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:31,671 INFO L276 IsEmpty]: Start isEmpty. Operand 3197 states and 4631 transitions. [2024-10-12 23:43:31,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-10-12 23:43:31,675 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:31,675 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:31,675 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-10-12 23:43:31,675 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:31,675 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:31,676 INFO L85 PathProgramCache]: Analyzing trace with hash 891230695, now seen corresponding path program 1 times [2024-10-12 23:43:31,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:31,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [422017329] [2024-10-12 23:43:31,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:31,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:31,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:32,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:32,241 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:32,241 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [422017329] [2024-10-12 23:43:32,241 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [422017329] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:32,241 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:32,241 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 23:43:32,241 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043678482] [2024-10-12 23:43:32,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:32,242 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-12 23:43:32,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:32,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-12 23:43:32,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-12 23:43:32,243 INFO L87 Difference]: Start difference. First operand 3197 states and 4631 transitions. Second operand has 6 states, 6 states have (on average 29.666666666666668) internal successors, (178), 5 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:32,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:32,363 INFO L93 Difference]: Finished difference Result 7322 states and 10527 transitions. [2024-10-12 23:43:32,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-12 23:43:32,363 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 29.666666666666668) internal successors, (178), 5 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-10-12 23:43:32,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:32,370 INFO L225 Difference]: With dead ends: 7322 [2024-10-12 23:43:32,370 INFO L226 Difference]: Without dead ends: 5093 [2024-10-12 23:43:32,374 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-10-12 23:43:32,377 INFO L432 NwaCegarLoop]: 1605 mSDtfsCounter, 1890 mSDsluCounter, 4807 mSDsCounter, 0 mSdLazyCounter, 115 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1890 SdHoareTripleChecker+Valid, 6412 SdHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:32,377 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1890 Valid, 6412 Invalid, 115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 23:43:32,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5093 states. [2024-10-12 23:43:32,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5093 to 4149. [2024-10-12 23:43:32,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4149 states, 4148 states have (on average 1.457810993249759) internal successors, (6047), 4148 states have internal predecessors, (6047), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:32,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4149 states to 4149 states and 6047 transitions. [2024-10-12 23:43:32,427 INFO L78 Accepts]: Start accepts. Automaton has 4149 states and 6047 transitions. Word has length 178 [2024-10-12 23:43:32,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:32,427 INFO L471 AbstractCegarLoop]: Abstraction has 4149 states and 6047 transitions. [2024-10-12 23:43:32,428 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 29.666666666666668) internal successors, (178), 5 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:32,428 INFO L276 IsEmpty]: Start isEmpty. Operand 4149 states and 6047 transitions. [2024-10-12 23:43:32,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-10-12 23:43:32,433 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:32,433 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:32,433 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-10-12 23:43:32,434 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:32,434 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:32,434 INFO L85 PathProgramCache]: Analyzing trace with hash -1835356775, now seen corresponding path program 1 times [2024-10-12 23:43:32,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:32,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [680566896] [2024-10-12 23:43:32,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:32,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:32,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:32,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:32,721 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:32,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [680566896] [2024-10-12 23:43:32,721 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [680566896] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:32,721 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:32,721 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-12 23:43:32,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166926684] [2024-10-12 23:43:32,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:32,723 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-12 23:43:32,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:32,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-12 23:43:32,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-12 23:43:32,724 INFO L87 Difference]: Start difference. First operand 4149 states and 6047 transitions. Second operand has 4 states, 4 states have (on average 44.5) internal successors, (178), 4 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:32,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:32,760 INFO L93 Difference]: Finished difference Result 6069 states and 8806 transitions. [2024-10-12 23:43:32,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 23:43:32,760 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 44.5) internal successors, (178), 4 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 178 [2024-10-12 23:43:32,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:32,766 INFO L225 Difference]: With dead ends: 6069 [2024-10-12 23:43:32,766 INFO L226 Difference]: Without dead ends: 4197 [2024-10-12 23:43:32,769 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 [2024-10-12 23:43:32,770 INFO L432 NwaCegarLoop]: 1629 mSDtfsCounter, 0 mSDsluCounter, 3250 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4879 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:32,770 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4879 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-12 23:43:32,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4197 states. [2024-10-12 23:43:32,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4197 to 4173. [2024-10-12 23:43:32,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4173 states, 4172 states have (on average 1.4551773729626079) internal successors, (6071), 4172 states have internal predecessors, (6071), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:32,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4173 states to 4173 states and 6071 transitions. [2024-10-12 23:43:32,818 INFO L78 Accepts]: Start accepts. Automaton has 4173 states and 6071 transitions. Word has length 178 [2024-10-12 23:43:32,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:32,819 INFO L471 AbstractCegarLoop]: Abstraction has 4173 states and 6071 transitions. [2024-10-12 23:43:32,819 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 44.5) internal successors, (178), 4 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:32,819 INFO L276 IsEmpty]: Start isEmpty. Operand 4173 states and 6071 transitions. [2024-10-12 23:43:32,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-10-12 23:43:32,824 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:32,824 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:32,824 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-10-12 23:43:32,825 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:32,825 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:32,825 INFO L85 PathProgramCache]: Analyzing trace with hash 1883776198, now seen corresponding path program 1 times [2024-10-12 23:43:32,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:32,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [714292691] [2024-10-12 23:43:32,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:32,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:33,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:33,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:33,751 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:33,751 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [714292691] [2024-10-12 23:43:33,751 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [714292691] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:33,751 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:33,751 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-12 23:43:33,751 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311261280] [2024-10-12 23:43:33,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:33,752 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-12 23:43:33,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:33,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-12 23:43:33,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-10-12 23:43:33,753 INFO L87 Difference]: Start difference. First operand 4173 states and 6071 transitions. Second operand has 11 states, 11 states have (on average 16.272727272727273) internal successors, (179), 10 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:34,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:34,058 INFO L93 Difference]: Finished difference Result 6740 states and 9749 transitions. [2024-10-12 23:43:34,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-12 23:43:34,058 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 16.272727272727273) internal successors, (179), 10 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 179 [2024-10-12 23:43:34,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:34,066 INFO L225 Difference]: With dead ends: 6740 [2024-10-12 23:43:34,066 INFO L226 Difference]: Without dead ends: 5468 [2024-10-12 23:43:34,069 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2024-10-12 23:43:34,070 INFO L432 NwaCegarLoop]: 1594 mSDtfsCounter, 2096 mSDsluCounter, 11422 mSDsCounter, 0 mSdLazyCounter, 341 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2096 SdHoareTripleChecker+Valid, 13016 SdHoareTripleChecker+Invalid, 342 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 341 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:34,071 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2096 Valid, 13016 Invalid, 342 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 341 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-12 23:43:34,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5468 states. [2024-10-12 23:43:34,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5468 to 5167. [2024-10-12 23:43:34,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5167 states, 5166 states have (on average 1.4407665505226481) internal successors, (7443), 5166 states have internal predecessors, (7443), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:34,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5167 states to 5167 states and 7443 transitions. [2024-10-12 23:43:34,134 INFO L78 Accepts]: Start accepts. Automaton has 5167 states and 7443 transitions. Word has length 179 [2024-10-12 23:43:34,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:34,135 INFO L471 AbstractCegarLoop]: Abstraction has 5167 states and 7443 transitions. [2024-10-12 23:43:34,135 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 16.272727272727273) internal successors, (179), 10 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:34,135 INFO L276 IsEmpty]: Start isEmpty. Operand 5167 states and 7443 transitions. [2024-10-12 23:43:34,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-10-12 23:43:34,144 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:34,145 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:34,146 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-10-12 23:43:34,146 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:34,146 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:34,146 INFO L85 PathProgramCache]: Analyzing trace with hash 1168605350, now seen corresponding path program 1 times [2024-10-12 23:43:34,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:34,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858785454] [2024-10-12 23:43:34,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:34,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:34,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:34,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:34,402 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:34,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858785454] [2024-10-12 23:43:34,402 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1858785454] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:34,402 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:34,402 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-12 23:43:34,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441882681] [2024-10-12 23:43:34,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:34,403 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-12 23:43:34,403 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:34,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-12 23:43:34,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-12 23:43:34,403 INFO L87 Difference]: Start difference. First operand 5167 states and 7443 transitions. Second operand has 4 states, 4 states have (on average 44.75) internal successors, (179), 4 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:34,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:34,446 INFO L93 Difference]: Finished difference Result 6913 states and 9967 transitions. [2024-10-12 23:43:34,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 23:43:34,446 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 44.75) internal successors, (179), 4 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 179 [2024-10-12 23:43:34,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:34,453 INFO L225 Difference]: With dead ends: 6913 [2024-10-12 23:43:34,454 INFO L226 Difference]: Without dead ends: 5199 [2024-10-12 23:43:34,457 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 [2024-10-12 23:43:34,458 INFO L432 NwaCegarLoop]: 1629 mSDtfsCounter, 0 mSDsluCounter, 3250 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4879 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:34,458 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4879 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-12 23:43:34,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5199 states. [2024-10-12 23:43:34,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5199 to 5199. [2024-10-12 23:43:34,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5199 states, 5198 states have (on average 1.4380530973451326) internal successors, (7475), 5198 states have internal predecessors, (7475), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:34,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5199 states to 5199 states and 7475 transitions. [2024-10-12 23:43:34,512 INFO L78 Accepts]: Start accepts. Automaton has 5199 states and 7475 transitions. Word has length 179 [2024-10-12 23:43:34,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:34,512 INFO L471 AbstractCegarLoop]: Abstraction has 5199 states and 7475 transitions. [2024-10-12 23:43:34,512 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 44.75) internal successors, (179), 4 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:34,512 INFO L276 IsEmpty]: Start isEmpty. Operand 5199 states and 7475 transitions. [2024-10-12 23:43:34,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-10-12 23:43:34,518 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:34,518 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:34,519 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-10-12 23:43:34,519 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:34,519 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:34,519 INFO L85 PathProgramCache]: Analyzing trace with hash 1673814413, now seen corresponding path program 1 times [2024-10-12 23:43:34,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:34,519 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557117679] [2024-10-12 23:43:34,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:34,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:34,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:35,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:35,398 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:35,398 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1557117679] [2024-10-12 23:43:35,398 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1557117679] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:35,398 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:35,398 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-10-12 23:43:35,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274822889] [2024-10-12 23:43:35,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:35,399 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-10-12 23:43:35,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:35,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-10-12 23:43:35,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2024-10-12 23:43:35,400 INFO L87 Difference]: Start difference. First operand 5199 states and 7475 transitions. Second operand has 15 states, 15 states have (on average 11.933333333333334) internal successors, (179), 15 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:35,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:35,648 INFO L93 Difference]: Finished difference Result 7387 states and 10587 transitions. [2024-10-12 23:43:35,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-12 23:43:35,648 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 11.933333333333334) internal successors, (179), 15 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 179 [2024-10-12 23:43:35,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:35,655 INFO L225 Difference]: With dead ends: 7387 [2024-10-12 23:43:35,655 INFO L226 Difference]: Without dead ends: 5679 [2024-10-12 23:43:35,658 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2024-10-12 23:43:35,659 INFO L432 NwaCegarLoop]: 1610 mSDtfsCounter, 55 mSDsluCounter, 20918 mSDsCounter, 0 mSdLazyCounter, 329 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 22528 SdHoareTripleChecker+Invalid, 329 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 329 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:35,659 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 22528 Invalid, 329 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 329 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-12 23:43:35,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5679 states. [2024-10-12 23:43:35,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5679 to 5535. [2024-10-12 23:43:35,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5535 states, 5534 states have (on average 1.432417780990242) internal successors, (7927), 5534 states have internal predecessors, (7927), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:35,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5535 states to 5535 states and 7927 transitions. [2024-10-12 23:43:35,717 INFO L78 Accepts]: Start accepts. Automaton has 5535 states and 7927 transitions. Word has length 179 [2024-10-12 23:43:35,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:35,718 INFO L471 AbstractCegarLoop]: Abstraction has 5535 states and 7927 transitions. [2024-10-12 23:43:35,718 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 11.933333333333334) internal successors, (179), 15 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:35,718 INFO L276 IsEmpty]: Start isEmpty. Operand 5535 states and 7927 transitions. [2024-10-12 23:43:35,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-10-12 23:43:35,724 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:35,724 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:35,724 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-10-12 23:43:35,724 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:35,725 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:35,725 INFO L85 PathProgramCache]: Analyzing trace with hash 1111385734, now seen corresponding path program 1 times [2024-10-12 23:43:35,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:35,725 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595868904] [2024-10-12 23:43:35,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:35,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:35,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:36,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:36,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:36,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595868904] [2024-10-12 23:43:36,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [595868904] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:36,278 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:36,278 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 23:43:36,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [158973157] [2024-10-12 23:43:36,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:36,279 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-12 23:43:36,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:36,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-12 23:43:36,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-10-12 23:43:36,280 INFO L87 Difference]: Start difference. First operand 5535 states and 7927 transitions. Second operand has 6 states, 6 states have (on average 29.833333333333332) internal successors, (179), 5 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:36,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:36,871 INFO L93 Difference]: Finished difference Result 7465 states and 10677 transitions. [2024-10-12 23:43:36,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-12 23:43:36,871 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 29.833333333333332) internal successors, (179), 5 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 179 [2024-10-12 23:43:36,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:36,877 INFO L225 Difference]: With dead ends: 7465 [2024-10-12 23:43:36,877 INFO L226 Difference]: Without dead ends: 5535 [2024-10-12 23:43:36,879 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-12 23:43:36,880 INFO L432 NwaCegarLoop]: 1316 mSDtfsCounter, 1828 mSDsluCounter, 3940 mSDsCounter, 0 mSdLazyCounter, 1271 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1828 SdHoareTripleChecker+Valid, 5256 SdHoareTripleChecker+Invalid, 1271 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1271 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:36,880 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1828 Valid, 5256 Invalid, 1271 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1271 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-12 23:43:36,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5535 states. [2024-10-12 23:43:36,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5535 to 5535. [2024-10-12 23:43:36,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5535 states, 5534 states have (on average 1.428803758583303) internal successors, (7907), 5534 states have internal predecessors, (7907), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:36,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5535 states to 5535 states and 7907 transitions. [2024-10-12 23:43:36,936 INFO L78 Accepts]: Start accepts. Automaton has 5535 states and 7907 transitions. Word has length 179 [2024-10-12 23:43:36,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:36,936 INFO L471 AbstractCegarLoop]: Abstraction has 5535 states and 7907 transitions. [2024-10-12 23:43:36,936 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 29.833333333333332) internal successors, (179), 5 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:36,936 INFO L276 IsEmpty]: Start isEmpty. Operand 5535 states and 7907 transitions. [2024-10-12 23:43:36,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-10-12 23:43:36,943 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:36,943 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:36,943 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-10-12 23:43:36,943 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:36,943 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:36,944 INFO L85 PathProgramCache]: Analyzing trace with hash -1270025387, now seen corresponding path program 1 times [2024-10-12 23:43:36,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:36,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1016431147] [2024-10-12 23:43:36,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:36,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:37,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:37,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:37,587 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:37,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1016431147] [2024-10-12 23:43:37,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1016431147] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:37,587 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:37,587 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 23:43:37,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406243331] [2024-10-12 23:43:37,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:37,590 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-12 23:43:37,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:37,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-12 23:43:37,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-12 23:43:37,591 INFO L87 Difference]: Start difference. First operand 5535 states and 7907 transitions. Second operand has 6 states, 6 states have (on average 29.833333333333332) internal successors, (179), 5 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:37,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:37,720 INFO L93 Difference]: Finished difference Result 11921 states and 16881 transitions. [2024-10-12 23:43:37,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-12 23:43:37,720 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 29.833333333333332) internal successors, (179), 5 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 179 [2024-10-12 23:43:37,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:37,730 INFO L225 Difference]: With dead ends: 11921 [2024-10-12 23:43:37,730 INFO L226 Difference]: Without dead ends: 9455 [2024-10-12 23:43:37,735 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-10-12 23:43:37,736 INFO L432 NwaCegarLoop]: 1605 mSDtfsCounter, 2121 mSDsluCounter, 4807 mSDsCounter, 0 mSdLazyCounter, 115 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2121 SdHoareTripleChecker+Valid, 6412 SdHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:37,736 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2121 Valid, 6412 Invalid, 115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 23:43:37,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9455 states. [2024-10-12 23:43:37,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9455 to 8511. [2024-10-12 23:43:37,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8511 states, 8510 states have (on average 1.4297297297297298) internal successors, (12167), 8510 states have internal predecessors, (12167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:37,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8511 states to 8511 states and 12167 transitions. [2024-10-12 23:43:37,821 INFO L78 Accepts]: Start accepts. Automaton has 8511 states and 12167 transitions. Word has length 179 [2024-10-12 23:43:37,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:37,823 INFO L471 AbstractCegarLoop]: Abstraction has 8511 states and 12167 transitions. [2024-10-12 23:43:37,823 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 29.833333333333332) internal successors, (179), 5 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:37,823 INFO L276 IsEmpty]: Start isEmpty. Operand 8511 states and 12167 transitions. [2024-10-12 23:43:37,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-10-12 23:43:37,836 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:37,836 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:37,836 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-10-12 23:43:37,836 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:37,837 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:37,837 INFO L85 PathProgramCache]: Analyzing trace with hash 914699659, now seen corresponding path program 1 times [2024-10-12 23:43:37,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:37,837 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63745722] [2024-10-12 23:43:37,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:37,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:38,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:38,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:38,271 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:38,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63745722] [2024-10-12 23:43:38,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [63745722] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:38,271 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:38,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 23:43:38,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629958465] [2024-10-12 23:43:38,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:38,272 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-12 23:43:38,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:38,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-12 23:43:38,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-12 23:43:38,272 INFO L87 Difference]: Start difference. First operand 8511 states and 12167 transitions. Second operand has 5 states, 5 states have (on average 35.8) internal successors, (179), 5 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:38,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:38,350 INFO L93 Difference]: Finished difference Result 10981 states and 15633 transitions. [2024-10-12 23:43:38,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-12 23:43:38,354 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 35.8) internal successors, (179), 5 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 179 [2024-10-12 23:43:38,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:38,362 INFO L225 Difference]: With dead ends: 10981 [2024-10-12 23:43:38,362 INFO L226 Difference]: Without dead ends: 8391 [2024-10-12 23:43:38,367 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 [2024-10-12 23:43:38,367 INFO L432 NwaCegarLoop]: 1628 mSDtfsCounter, 217 mSDsluCounter, 4870 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 217 SdHoareTripleChecker+Valid, 6498 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:38,367 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [217 Valid, 6498 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-12 23:43:38,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8391 states. [2024-10-12 23:43:38,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8391 to 8391. [2024-10-12 23:43:38,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8391 states, 8390 states have (on average 1.4272943980929678) internal successors, (11975), 8390 states have internal predecessors, (11975), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:38,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8391 states to 8391 states and 11975 transitions. [2024-10-12 23:43:38,443 INFO L78 Accepts]: Start accepts. Automaton has 8391 states and 11975 transitions. Word has length 179 [2024-10-12 23:43:38,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:38,443 INFO L471 AbstractCegarLoop]: Abstraction has 8391 states and 11975 transitions. [2024-10-12 23:43:38,443 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 35.8) internal successors, (179), 5 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:38,443 INFO L276 IsEmpty]: Start isEmpty. Operand 8391 states and 11975 transitions. [2024-10-12 23:43:38,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-10-12 23:43:38,452 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:38,452 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:38,452 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-10-12 23:43:38,452 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:38,452 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:38,452 INFO L85 PathProgramCache]: Analyzing trace with hash 335961716, now seen corresponding path program 1 times [2024-10-12 23:43:38,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:38,452 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504611686] [2024-10-12 23:43:38,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:38,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:38,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:38,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:38,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:38,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [504611686] [2024-10-12 23:43:38,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [504611686] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:38,898 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:38,898 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 23:43:38,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1710048784] [2024-10-12 23:43:38,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:38,899 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-12 23:43:38,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:38,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-12 23:43:38,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-12 23:43:38,900 INFO L87 Difference]: Start difference. First operand 8391 states and 11975 transitions. Second operand has 5 states, 5 states have (on average 35.8) internal successors, (179), 5 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:38,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:38,974 INFO L93 Difference]: Finished difference Result 10034 states and 14349 transitions. [2024-10-12 23:43:38,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-12 23:43:38,974 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 35.8) internal successors, (179), 5 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 179 [2024-10-12 23:43:38,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:38,982 INFO L225 Difference]: With dead ends: 10034 [2024-10-12 23:43:38,982 INFO L226 Difference]: Without dead ends: 7535 [2024-10-12 23:43:38,986 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 [2024-10-12 23:43:38,986 INFO L432 NwaCegarLoop]: 1628 mSDtfsCounter, 223 mSDsluCounter, 4870 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 223 SdHoareTripleChecker+Valid, 6498 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:38,987 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [223 Valid, 6498 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-12 23:43:38,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7535 states. [2024-10-12 23:43:39,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7535 to 7535. [2024-10-12 23:43:39,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7535 states, 7534 states have (on average 1.4378816033979294) internal successors, (10833), 7534 states have internal predecessors, (10833), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:39,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7535 states to 7535 states and 10833 transitions. [2024-10-12 23:43:39,055 INFO L78 Accepts]: Start accepts. Automaton has 7535 states and 10833 transitions. Word has length 179 [2024-10-12 23:43:39,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:39,056 INFO L471 AbstractCegarLoop]: Abstraction has 7535 states and 10833 transitions. [2024-10-12 23:43:39,056 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 35.8) internal successors, (179), 5 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:39,056 INFO L276 IsEmpty]: Start isEmpty. Operand 7535 states and 10833 transitions. [2024-10-12 23:43:39,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-10-12 23:43:39,064 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:39,064 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:39,064 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-10-12 23:43:39,064 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:39,064 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:39,065 INFO L85 PathProgramCache]: Analyzing trace with hash 1420708098, now seen corresponding path program 1 times [2024-10-12 23:43:39,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:39,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202999479] [2024-10-12 23:43:39,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:39,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:39,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:39,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:39,773 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:39,773 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1202999479] [2024-10-12 23:43:39,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1202999479] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:39,773 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:39,773 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-12 23:43:39,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241003819] [2024-10-12 23:43:39,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:39,774 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-12 23:43:39,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:39,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-12 23:43:39,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-12 23:43:39,775 INFO L87 Difference]: Start difference. First operand 7535 states and 10833 transitions. Second operand has 7 states, 7 states have (on average 25.571428571428573) internal successors, (179), 6 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:39,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:39,943 INFO L93 Difference]: Finished difference Result 16573 states and 23619 transitions. [2024-10-12 23:43:39,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-12 23:43:39,943 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 25.571428571428573) internal successors, (179), 6 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 179 [2024-10-12 23:43:39,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:39,959 INFO L225 Difference]: With dead ends: 16573 [2024-10-12 23:43:39,959 INFO L226 Difference]: Without dead ends: 13157 [2024-10-12 23:43:39,967 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-10-12 23:43:39,967 INFO L432 NwaCegarLoop]: 1605 mSDtfsCounter, 1873 mSDsluCounter, 6407 mSDsCounter, 0 mSdLazyCounter, 147 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1873 SdHoareTripleChecker+Valid, 8012 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 [2024-10-12 23:43:39,967 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1873 Valid, 8012 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 23:43:39,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13157 states. [2024-10-12 23:43:40,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13157 to 9555. [2024-10-12 23:43:40,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9555 states, 9554 states have (on average 1.4411764705882353) internal successors, (13769), 9554 states have internal predecessors, (13769), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:40,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9555 states to 9555 states and 13769 transitions. [2024-10-12 23:43:40,078 INFO L78 Accepts]: Start accepts. Automaton has 9555 states and 13769 transitions. Word has length 179 [2024-10-12 23:43:40,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:40,078 INFO L471 AbstractCegarLoop]: Abstraction has 9555 states and 13769 transitions. [2024-10-12 23:43:40,079 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.571428571428573) internal successors, (179), 6 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:40,079 INFO L276 IsEmpty]: Start isEmpty. Operand 9555 states and 13769 transitions. [2024-10-12 23:43:40,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-10-12 23:43:40,087 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:40,087 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:40,087 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-10-12 23:43:40,087 INFO L396 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:40,087 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:40,087 INFO L85 PathProgramCache]: Analyzing trace with hash 1747374748, now seen corresponding path program 1 times [2024-10-12 23:43:40,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:40,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772909329] [2024-10-12 23:43:40,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:40,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:40,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:40,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:40,561 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:40,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1772909329] [2024-10-12 23:43:40,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1772909329] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:40,561 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:40,561 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 23:43:40,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496279111] [2024-10-12 23:43:40,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:40,562 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-12 23:43:40,562 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:40,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-12 23:43:40,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-12 23:43:40,563 INFO L87 Difference]: Start difference. First operand 9555 states and 13769 transitions. Second operand has 5 states, 5 states have (on average 35.8) internal successors, (179), 5 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:40,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:40,619 INFO L93 Difference]: Finished difference Result 11247 states and 16221 transitions. [2024-10-12 23:43:40,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-12 23:43:40,619 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 35.8) internal successors, (179), 5 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 179 [2024-10-12 23:43:40,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:40,629 INFO L225 Difference]: With dead ends: 11247 [2024-10-12 23:43:40,629 INFO L226 Difference]: Without dead ends: 9599 [2024-10-12 23:43:40,633 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 [2024-10-12 23:43:40,634 INFO L432 NwaCegarLoop]: 1625 mSDtfsCounter, 5 mSDsluCounter, 4869 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 6494 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:40,634 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 6494 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-12 23:43:40,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9599 states. [2024-10-12 23:43:40,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9599 to 9587. [2024-10-12 23:43:40,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9587 states, 9586 states have (on average 1.4405382849989568) internal successors, (13809), 9586 states have internal predecessors, (13809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:40,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9587 states to 9587 states and 13809 transitions. [2024-10-12 23:43:40,721 INFO L78 Accepts]: Start accepts. Automaton has 9587 states and 13809 transitions. Word has length 179 [2024-10-12 23:43:40,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:40,721 INFO L471 AbstractCegarLoop]: Abstraction has 9587 states and 13809 transitions. [2024-10-12 23:43:40,721 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 35.8) internal successors, (179), 5 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:40,721 INFO L276 IsEmpty]: Start isEmpty. Operand 9587 states and 13809 transitions. [2024-10-12 23:43:40,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-10-12 23:43:40,730 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:40,730 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:40,730 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-10-12 23:43:40,731 INFO L396 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:40,731 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:40,731 INFO L85 PathProgramCache]: Analyzing trace with hash 228789845, now seen corresponding path program 1 times [2024-10-12 23:43:40,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:40,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567934404] [2024-10-12 23:43:40,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:40,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:40,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:41,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:41,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:41,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567934404] [2024-10-12 23:43:41,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1567934404] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:41,243 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:41,243 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-12 23:43:41,243 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602177931] [2024-10-12 23:43:41,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:41,243 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-12 23:43:41,243 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:41,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-12 23:43:41,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-12 23:43:41,244 INFO L87 Difference]: Start difference. First operand 9587 states and 13809 transitions. Second operand has 7 states, 7 states have (on average 25.571428571428573) internal successors, (179), 6 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:41,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:41,760 INFO L93 Difference]: Finished difference Result 17336 states and 24956 transitions. [2024-10-12 23:43:41,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-12 23:43:41,761 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 25.571428571428573) internal successors, (179), 6 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 179 [2024-10-12 23:43:41,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:41,774 INFO L225 Difference]: With dead ends: 17336 [2024-10-12 23:43:41,774 INFO L226 Difference]: Without dead ends: 13347 [2024-10-12 23:43:41,781 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-10-12 23:43:41,782 INFO L432 NwaCegarLoop]: 2938 mSDtfsCounter, 1574 mSDsluCounter, 13080 mSDsCounter, 0 mSdLazyCounter, 729 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1574 SdHoareTripleChecker+Valid, 16018 SdHoareTripleChecker+Invalid, 790 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 729 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:41,782 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1574 Valid, 16018 Invalid, 790 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 729 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-12 23:43:41,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13347 states. [2024-10-12 23:43:41,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13347 to 12371. [2024-10-12 23:43:41,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12371 states, 12370 states have (on average 1.4481002425222311) internal successors, (17913), 12370 states have internal predecessors, (17913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:41,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12371 states to 12371 states and 17913 transitions. [2024-10-12 23:43:41,972 INFO L78 Accepts]: Start accepts. Automaton has 12371 states and 17913 transitions. Word has length 179 [2024-10-12 23:43:41,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:41,972 INFO L471 AbstractCegarLoop]: Abstraction has 12371 states and 17913 transitions. [2024-10-12 23:43:41,972 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.571428571428573) internal successors, (179), 6 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:41,972 INFO L276 IsEmpty]: Start isEmpty. Operand 12371 states and 17913 transitions. [2024-10-12 23:43:41,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-10-12 23:43:41,983 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:41,983 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:41,983 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-10-12 23:43:41,983 INFO L396 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:41,984 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:41,984 INFO L85 PathProgramCache]: Analyzing trace with hash 644699821, now seen corresponding path program 1 times [2024-10-12 23:43:41,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:41,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658834243] [2024-10-12 23:43:41,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:41,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:42,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:42,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:42,401 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:42,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658834243] [2024-10-12 23:43:42,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1658834243] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:42,402 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:42,402 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-12 23:43:42,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296519869] [2024-10-12 23:43:42,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:42,402 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-12 23:43:42,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:42,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-12 23:43:42,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-12 23:43:42,403 INFO L87 Difference]: Start difference. First operand 12371 states and 17913 transitions. Second operand has 7 states, 7 states have (on average 25.571428571428573) internal successors, (179), 6 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:42,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:42,761 INFO L93 Difference]: Finished difference Result 15342 states and 22103 transitions. [2024-10-12 23:43:42,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-12 23:43:42,761 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 25.571428571428573) internal successors, (179), 6 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 179 [2024-10-12 23:43:42,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:42,775 INFO L225 Difference]: With dead ends: 15342 [2024-10-12 23:43:42,775 INFO L226 Difference]: Without dead ends: 13683 [2024-10-12 23:43:42,781 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-12 23:43:42,782 INFO L432 NwaCegarLoop]: 1898 mSDtfsCounter, 306 mSDsluCounter, 7160 mSDsCounter, 0 mSdLazyCounter, 476 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 306 SdHoareTripleChecker+Valid, 9058 SdHoareTripleChecker+Invalid, 478 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 476 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:42,782 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [306 Valid, 9058 Invalid, 478 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 476 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-12 23:43:42,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13683 states. [2024-10-12 23:43:42,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13683 to 13355. [2024-10-12 23:43:42,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13355 states, 13354 states have (on average 1.442938445409615) internal successors, (19269), 13354 states have internal predecessors, (19269), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:42,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13355 states to 13355 states and 19269 transitions. [2024-10-12 23:43:42,904 INFO L78 Accepts]: Start accepts. Automaton has 13355 states and 19269 transitions. Word has length 179 [2024-10-12 23:43:42,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:42,904 INFO L471 AbstractCegarLoop]: Abstraction has 13355 states and 19269 transitions. [2024-10-12 23:43:42,904 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.571428571428573) internal successors, (179), 6 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:42,904 INFO L276 IsEmpty]: Start isEmpty. Operand 13355 states and 19269 transitions. [2024-10-12 23:43:42,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-10-12 23:43:42,917 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:42,917 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:42,917 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-10-12 23:43:42,917 INFO L396 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:42,918 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:42,918 INFO L85 PathProgramCache]: Analyzing trace with hash 1192805216, now seen corresponding path program 1 times [2024-10-12 23:43:42,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:42,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986506563] [2024-10-12 23:43:42,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:42,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:43,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:43,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:43,417 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:43,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986506563] [2024-10-12 23:43:43,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [986506563] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:43,417 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:43,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-12 23:43:43,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072251738] [2024-10-12 23:43:43,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:43,418 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-12 23:43:43,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:43,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-12 23:43:43,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-12 23:43:43,418 INFO L87 Difference]: Start difference. First operand 13355 states and 19269 transitions. Second operand has 7 states, 7 states have (on average 25.571428571428573) internal successors, (179), 6 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:43,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:43,598 INFO L93 Difference]: Finished difference Result 29424 states and 42139 transitions. [2024-10-12 23:43:43,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-12 23:43:43,598 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 25.571428571428573) internal successors, (179), 6 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 179 [2024-10-12 23:43:43,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:43,622 INFO L225 Difference]: With dead ends: 29424 [2024-10-12 23:43:43,622 INFO L226 Difference]: Without dead ends: 23909 [2024-10-12 23:43:43,633 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-10-12 23:43:43,633 INFO L432 NwaCegarLoop]: 1605 mSDtfsCounter, 2140 mSDsluCounter, 6407 mSDsCounter, 0 mSdLazyCounter, 147 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2140 SdHoareTripleChecker+Valid, 8012 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 [2024-10-12 23:43:43,634 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2140 Valid, 8012 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 23:43:43,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23909 states. [2024-10-12 23:43:43,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23909 to 13355. [2024-10-12 23:43:43,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13355 states, 13354 states have (on average 1.442938445409615) internal successors, (19269), 13354 states have internal predecessors, (19269), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:43,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13355 states to 13355 states and 19269 transitions. [2024-10-12 23:43:43,797 INFO L78 Accepts]: Start accepts. Automaton has 13355 states and 19269 transitions. Word has length 179 [2024-10-12 23:43:43,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:43,797 INFO L471 AbstractCegarLoop]: Abstraction has 13355 states and 19269 transitions. [2024-10-12 23:43:43,797 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.571428571428573) internal successors, (179), 6 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:43,797 INFO L276 IsEmpty]: Start isEmpty. Operand 13355 states and 19269 transitions. [2024-10-12 23:43:43,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-10-12 23:43:43,809 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:43,809 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:43,809 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2024-10-12 23:43:43,809 INFO L396 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:43,810 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:43,810 INFO L85 PathProgramCache]: Analyzing trace with hash 592202909, now seen corresponding path program 1 times [2024-10-12 23:43:43,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:43,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035849592] [2024-10-12 23:43:43,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:43,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:44,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:44,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:44,819 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:44,819 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2035849592] [2024-10-12 23:43:44,819 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2035849592] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:44,819 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:44,819 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2024-10-12 23:43:44,820 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382356346] [2024-10-12 23:43:44,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:44,820 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-10-12 23:43:44,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:44,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-10-12 23:43:44,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=342, Unknown=0, NotChecked=0, Total=380 [2024-10-12 23:43:44,821 INFO L87 Difference]: Start difference. First operand 13355 states and 19269 transitions. Second operand has 20 states, 20 states have (on average 9.0) internal successors, (180), 20 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:45,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:45,212 INFO L93 Difference]: Finished difference Result 15477 states and 22286 transitions. [2024-10-12 23:43:45,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-10-12 23:43:45,213 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 9.0) internal successors, (180), 20 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2024-10-12 23:43:45,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:45,228 INFO L225 Difference]: With dead ends: 15477 [2024-10-12 23:43:45,229 INFO L226 Difference]: Without dead ends: 13857 [2024-10-12 23:43:45,235 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=416, Unknown=0, NotChecked=0, Total=462 [2024-10-12 23:43:45,236 INFO L432 NwaCegarLoop]: 1608 mSDtfsCounter, 87 mSDsluCounter, 28907 mSDsCounter, 0 mSdLazyCounter, 751 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 30515 SdHoareTripleChecker+Invalid, 751 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 751 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:45,236 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 30515 Invalid, 751 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 751 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-12 23:43:45,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13857 states. [2024-10-12 23:43:45,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13857 to 13797. [2024-10-12 23:43:45,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13797 states, 13796 states have (on average 1.4412148448825746) internal successors, (19883), 13796 states have internal predecessors, (19883), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:45,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13797 states to 13797 states and 19883 transitions. [2024-10-12 23:43:45,365 INFO L78 Accepts]: Start accepts. Automaton has 13797 states and 19883 transitions. Word has length 180 [2024-10-12 23:43:45,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:45,365 INFO L471 AbstractCegarLoop]: Abstraction has 13797 states and 19883 transitions. [2024-10-12 23:43:45,366 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 9.0) internal successors, (180), 20 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:45,366 INFO L276 IsEmpty]: Start isEmpty. Operand 13797 states and 19883 transitions. [2024-10-12 23:43:45,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-10-12 23:43:45,378 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:45,378 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:45,378 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2024-10-12 23:43:45,378 INFO L396 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:45,379 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:45,379 INFO L85 PathProgramCache]: Analyzing trace with hash -520941539, now seen corresponding path program 1 times [2024-10-12 23:43:45,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:45,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476387343] [2024-10-12 23:43:45,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:45,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:45,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:46,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:46,235 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:46,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1476387343] [2024-10-12 23:43:46,235 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1476387343] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:46,235 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:46,235 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2024-10-12 23:43:46,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1410175448] [2024-10-12 23:43:46,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:46,236 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-10-12 23:43:46,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:46,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-10-12 23:43:46,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=269, Unknown=0, NotChecked=0, Total=306 [2024-10-12 23:43:46,237 INFO L87 Difference]: Start difference. First operand 13797 states and 19883 transitions. Second operand has 18 states, 18 states have (on average 10.0) internal successors, (180), 18 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:46,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:46,494 INFO L93 Difference]: Finished difference Result 15651 states and 22533 transitions. [2024-10-12 23:43:46,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-12 23:43:46,494 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 10.0) internal successors, (180), 18 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2024-10-12 23:43:46,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:46,512 INFO L225 Difference]: With dead ends: 15651 [2024-10-12 23:43:46,512 INFO L226 Difference]: Without dead ends: 13865 [2024-10-12 23:43:46,519 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=269, Unknown=0, NotChecked=0, Total=306 [2024-10-12 23:43:46,520 INFO L432 NwaCegarLoop]: 1617 mSDtfsCounter, 78 mSDsluCounter, 21060 mSDsCounter, 0 mSdLazyCounter, 452 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 22677 SdHoareTripleChecker+Invalid, 452 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 452 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:46,520 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 22677 Invalid, 452 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 452 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-12 23:43:46,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13865 states. [2024-10-12 23:43:46,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13865 to 13813. [2024-10-12 23:43:46,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13813 states, 13812 states have (on average 1.4409933391253982) internal successors, (19903), 13812 states have internal predecessors, (19903), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:46,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13813 states to 13813 states and 19903 transitions. [2024-10-12 23:43:46,646 INFO L78 Accepts]: Start accepts. Automaton has 13813 states and 19903 transitions. Word has length 180 [2024-10-12 23:43:46,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:46,646 INFO L471 AbstractCegarLoop]: Abstraction has 13813 states and 19903 transitions. [2024-10-12 23:43:46,646 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 10.0) internal successors, (180), 18 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:46,646 INFO L276 IsEmpty]: Start isEmpty. Operand 13813 states and 19903 transitions. [2024-10-12 23:43:46,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-10-12 23:43:46,660 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:46,661 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:46,661 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2024-10-12 23:43:46,661 INFO L396 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:46,661 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:46,661 INFO L85 PathProgramCache]: Analyzing trace with hash -1745274539, now seen corresponding path program 1 times [2024-10-12 23:43:46,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:46,662 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734224901] [2024-10-12 23:43:46,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:46,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:46,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:47,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:47,201 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:47,201 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734224901] [2024-10-12 23:43:47,201 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [734224901] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:47,201 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:47,201 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 23:43:47,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164906510] [2024-10-12 23:43:47,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:47,202 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-12 23:43:47,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:47,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-12 23:43:47,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-12 23:43:47,202 INFO L87 Difference]: Start difference. First operand 13813 states and 19903 transitions. Second operand has 6 states, 6 states have (on average 30.0) internal successors, (180), 5 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:47,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:47,367 INFO L93 Difference]: Finished difference Result 27143 states and 38933 transitions. [2024-10-12 23:43:47,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-12 23:43:47,368 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 30.0) internal successors, (180), 5 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2024-10-12 23:43:47,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:47,396 INFO L225 Difference]: With dead ends: 27143 [2024-10-12 23:43:47,396 INFO L226 Difference]: Without dead ends: 24907 [2024-10-12 23:43:47,406 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-10-12 23:43:47,406 INFO L432 NwaCegarLoop]: 1605 mSDtfsCounter, 1863 mSDsluCounter, 4807 mSDsCounter, 0 mSdLazyCounter, 115 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1863 SdHoareTripleChecker+Valid, 6412 SdHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:47,407 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1863 Valid, 6412 Invalid, 115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 23:43:47,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24907 states. [2024-10-12 23:43:47,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24907 to 24353. [2024-10-12 23:43:47,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24353 states, 24352 states have (on average 1.4372125492772667) internal successors, (34999), 24352 states have internal predecessors, (34999), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:47,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24353 states to 24353 states and 34999 transitions. [2024-10-12 23:43:47,646 INFO L78 Accepts]: Start accepts. Automaton has 24353 states and 34999 transitions. Word has length 180 [2024-10-12 23:43:47,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:47,646 INFO L471 AbstractCegarLoop]: Abstraction has 24353 states and 34999 transitions. [2024-10-12 23:43:47,646 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 30.0) internal successors, (180), 5 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:47,646 INFO L276 IsEmpty]: Start isEmpty. Operand 24353 states and 34999 transitions. [2024-10-12 23:43:47,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-10-12 23:43:47,668 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:47,668 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:47,668 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2024-10-12 23:43:47,668 INFO L396 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:47,669 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:47,669 INFO L85 PathProgramCache]: Analyzing trace with hash -1766615201, now seen corresponding path program 1 times [2024-10-12 23:43:47,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:47,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412875861] [2024-10-12 23:43:47,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:47,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:47,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:48,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:48,101 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:48,101 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1412875861] [2024-10-12 23:43:48,101 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1412875861] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:48,101 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:48,101 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 23:43:48,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665984367] [2024-10-12 23:43:48,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:48,102 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-12 23:43:48,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:48,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-12 23:43:48,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-12 23:43:48,102 INFO L87 Difference]: Start difference. First operand 24353 states and 34999 transitions. Second operand has 5 states, 5 states have (on average 36.0) internal successors, (180), 5 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:48,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:48,222 INFO L93 Difference]: Finished difference Result 26402 states and 37914 transitions. [2024-10-12 23:43:48,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-12 23:43:48,223 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 36.0) internal successors, (180), 5 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2024-10-12 23:43:48,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:48,246 INFO L225 Difference]: With dead ends: 26402 [2024-10-12 23:43:48,246 INFO L226 Difference]: Without dead ends: 24233 [2024-10-12 23:43:48,256 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 [2024-10-12 23:43:48,256 INFO L432 NwaCegarLoop]: 1634 mSDtfsCounter, 193 mSDsluCounter, 4882 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 193 SdHoareTripleChecker+Valid, 6516 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:48,256 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [193 Valid, 6516 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-12 23:43:48,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24233 states. [2024-10-12 23:43:48,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24233 to 24233. [2024-10-12 23:43:48,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24233 states, 24232 states have (on average 1.4372317596566524) internal successors, (34827), 24232 states have internal predecessors, (34827), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:48,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24233 states to 24233 states and 34827 transitions. [2024-10-12 23:43:48,492 INFO L78 Accepts]: Start accepts. Automaton has 24233 states and 34827 transitions. Word has length 180 [2024-10-12 23:43:48,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:48,492 INFO L471 AbstractCegarLoop]: Abstraction has 24233 states and 34827 transitions. [2024-10-12 23:43:48,492 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 36.0) internal successors, (180), 5 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:48,492 INFO L276 IsEmpty]: Start isEmpty. Operand 24233 states and 34827 transitions. [2024-10-12 23:43:48,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-10-12 23:43:48,515 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:48,516 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:48,516 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2024-10-12 23:43:48,516 INFO L396 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:48,516 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:48,516 INFO L85 PathProgramCache]: Analyzing trace with hash 2065788278, now seen corresponding path program 1 times [2024-10-12 23:43:48,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:48,517 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256492118] [2024-10-12 23:43:48,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:48,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:48,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:49,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:49,233 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:49,233 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256492118] [2024-10-12 23:43:49,233 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1256492118] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:49,233 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:49,233 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-12 23:43:49,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1852375029] [2024-10-12 23:43:49,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:49,234 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-12 23:43:49,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:49,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-12 23:43:49,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-12 23:43:49,235 INFO L87 Difference]: Start difference. First operand 24233 states and 34827 transitions. Second operand has 7 states, 7 states have (on average 25.714285714285715) internal successors, (180), 6 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:49,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:49,492 INFO L93 Difference]: Finished difference Result 49887 states and 71413 transitions. [2024-10-12 23:43:49,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-12 23:43:49,492 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 25.714285714285715) internal successors, (180), 6 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2024-10-12 23:43:49,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:49,542 INFO L225 Difference]: With dead ends: 49887 [2024-10-12 23:43:49,542 INFO L226 Difference]: Without dead ends: 46139 [2024-10-12 23:43:49,564 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-10-12 23:43:49,565 INFO L432 NwaCegarLoop]: 1605 mSDtfsCounter, 2129 mSDsluCounter, 6407 mSDsCounter, 0 mSdLazyCounter, 147 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2129 SdHoareTripleChecker+Valid, 8012 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 [2024-10-12 23:43:49,565 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2129 Valid, 8012 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 23:43:49,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46139 states. [2024-10-12 23:43:49,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46139 to 24377. [2024-10-12 23:43:49,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24377 states, 24376 states have (on average 1.4376025598949786) internal successors, (35043), 24376 states have internal predecessors, (35043), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:49,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24377 states to 24377 states and 35043 transitions. [2024-10-12 23:43:49,890 INFO L78 Accepts]: Start accepts. Automaton has 24377 states and 35043 transitions. Word has length 180 [2024-10-12 23:43:49,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:49,890 INFO L471 AbstractCegarLoop]: Abstraction has 24377 states and 35043 transitions. [2024-10-12 23:43:49,891 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.714285714285715) internal successors, (180), 6 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:49,891 INFO L276 IsEmpty]: Start isEmpty. Operand 24377 states and 35043 transitions. [2024-10-12 23:43:49,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-10-12 23:43:49,915 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:49,915 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:49,915 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2024-10-12 23:43:49,916 INFO L396 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:49,916 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:49,916 INFO L85 PathProgramCache]: Analyzing trace with hash -854504257, now seen corresponding path program 1 times [2024-10-12 23:43:49,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:49,916 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636903362] [2024-10-12 23:43:49,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:49,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:50,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:50,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:50,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:50,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [636903362] [2024-10-12 23:43:50,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [636903362] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:50,519 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:50,519 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-12 23:43:50,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446967079] [2024-10-12 23:43:50,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:50,520 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-12 23:43:50,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:50,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-12 23:43:50,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-10-12 23:43:50,520 INFO L87 Difference]: Start difference. First operand 24377 states and 35043 transitions. Second operand has 8 states, 8 states have (on average 22.5) internal successors, (180), 7 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:50,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:50,820 INFO L93 Difference]: Finished difference Result 52915 states and 75537 transitions. [2024-10-12 23:43:50,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-12 23:43:50,821 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 22.5) internal successors, (180), 7 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2024-10-12 23:43:50,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:50,873 INFO L225 Difference]: With dead ends: 52915 [2024-10-12 23:43:50,873 INFO L226 Difference]: Without dead ends: 45537 [2024-10-12 23:43:50,894 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2024-10-12 23:43:50,894 INFO L432 NwaCegarLoop]: 1604 mSDtfsCounter, 2139 mSDsluCounter, 8005 mSDsCounter, 0 mSdLazyCounter, 181 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2139 SdHoareTripleChecker+Valid, 9609 SdHoareTripleChecker+Invalid, 184 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 181 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:50,895 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2139 Valid, 9609 Invalid, 184 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 181 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 23:43:50,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45537 states. [2024-10-12 23:43:51,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45537 to 24425. [2024-10-12 23:43:51,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24425 states, 24424 states have (on average 1.4377251883393383) internal successors, (35115), 24424 states have internal predecessors, (35115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:51,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24425 states to 24425 states and 35115 transitions. [2024-10-12 23:43:51,232 INFO L78 Accepts]: Start accepts. Automaton has 24425 states and 35115 transitions. Word has length 180 [2024-10-12 23:43:51,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:51,232 INFO L471 AbstractCegarLoop]: Abstraction has 24425 states and 35115 transitions. [2024-10-12 23:43:51,232 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 22.5) internal successors, (180), 7 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:51,232 INFO L276 IsEmpty]: Start isEmpty. Operand 24425 states and 35115 transitions. [2024-10-12 23:43:51,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-10-12 23:43:51,253 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:51,253 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:51,253 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2024-10-12 23:43:51,253 INFO L396 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:51,254 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:51,254 INFO L85 PathProgramCache]: Analyzing trace with hash -788535847, now seen corresponding path program 1 times [2024-10-12 23:43:51,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:51,254 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345361708] [2024-10-12 23:43:51,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:51,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:51,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:51,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:51,713 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:51,713 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345361708] [2024-10-12 23:43:51,713 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [345361708] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:51,713 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:51,713 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 23:43:51,713 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225265322] [2024-10-12 23:43:51,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:51,714 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-12 23:43:51,714 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:51,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-12 23:43:51,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-12 23:43:51,714 INFO L87 Difference]: Start difference. First operand 24425 states and 35115 transitions. Second operand has 6 states, 6 states have (on average 30.0) internal successors, (180), 5 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:52,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:52,384 INFO L93 Difference]: Finished difference Result 26291 states and 37802 transitions. [2024-10-12 23:43:52,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-12 23:43:52,384 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 30.0) internal successors, (180), 5 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2024-10-12 23:43:52,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:52,409 INFO L225 Difference]: With dead ends: 26291 [2024-10-12 23:43:52,409 INFO L226 Difference]: Without dead ends: 24449 [2024-10-12 23:43:52,418 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-12 23:43:52,419 INFO L432 NwaCegarLoop]: 1865 mSDtfsCounter, 216 mSDsluCounter, 6004 mSDsCounter, 0 mSdLazyCounter, 1361 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 216 SdHoareTripleChecker+Valid, 7869 SdHoareTripleChecker+Invalid, 1361 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1361 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:52,419 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [216 Valid, 7869 Invalid, 1361 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1361 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-12 23:43:52,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24449 states. [2024-10-12 23:43:52,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24449 to 24437. [2024-10-12 23:43:52,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24437 states, 24436 states have (on average 1.437510230807006) internal successors, (35127), 24436 states have internal predecessors, (35127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:52,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24437 states to 24437 states and 35127 transitions. [2024-10-12 23:43:52,663 INFO L78 Accepts]: Start accepts. Automaton has 24437 states and 35127 transitions. Word has length 180 [2024-10-12 23:43:52,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:52,663 INFO L471 AbstractCegarLoop]: Abstraction has 24437 states and 35127 transitions. [2024-10-12 23:43:52,663 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 30.0) internal successors, (180), 5 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:52,663 INFO L276 IsEmpty]: Start isEmpty. Operand 24437 states and 35127 transitions. [2024-10-12 23:43:52,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-10-12 23:43:52,684 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:52,684 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:52,684 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2024-10-12 23:43:52,684 INFO L396 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:52,684 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:52,684 INFO L85 PathProgramCache]: Analyzing trace with hash 2049002019, now seen corresponding path program 1 times [2024-10-12 23:43:52,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:52,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424000143] [2024-10-12 23:43:52,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:52,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:52,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:53,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:53,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:53,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424000143] [2024-10-12 23:43:53,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [424000143] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:53,275 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:53,275 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 23:43:53,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66024067] [2024-10-12 23:43:53,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:53,275 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-12 23:43:53,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:53,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-12 23:43:53,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-10-12 23:43:53,276 INFO L87 Difference]: Start difference. First operand 24437 states and 35127 transitions. Second operand has 6 states, 6 states have (on average 30.0) internal successors, (180), 5 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:53,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:53,981 INFO L93 Difference]: Finished difference Result 29049 states and 41569 transitions. [2024-10-12 23:43:53,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-12 23:43:53,982 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 30.0) internal successors, (180), 5 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2024-10-12 23:43:53,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:54,012 INFO L225 Difference]: With dead ends: 29049 [2024-10-12 23:43:54,012 INFO L226 Difference]: Without dead ends: 27125 [2024-10-12 23:43:54,025 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-10-12 23:43:54,025 INFO L432 NwaCegarLoop]: 1378 mSDtfsCounter, 1580 mSDsluCounter, 4056 mSDsCounter, 0 mSdLazyCounter, 1292 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1580 SdHoareTripleChecker+Valid, 5434 SdHoareTripleChecker+Invalid, 1293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:54,025 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1580 Valid, 5434 Invalid, 1293 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1292 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-12 23:43:54,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27125 states. [2024-10-12 23:43:54,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27125 to 25325. [2024-10-12 23:43:54,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25325 states, 25324 states have (on average 1.43464697520139) internal successors, (36331), 25324 states have internal predecessors, (36331), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:54,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25325 states to 25325 states and 36331 transitions. [2024-10-12 23:43:54,316 INFO L78 Accepts]: Start accepts. Automaton has 25325 states and 36331 transitions. Word has length 180 [2024-10-12 23:43:54,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:54,317 INFO L471 AbstractCegarLoop]: Abstraction has 25325 states and 36331 transitions. [2024-10-12 23:43:54,317 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 30.0) internal successors, (180), 5 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:54,317 INFO L276 IsEmpty]: Start isEmpty. Operand 25325 states and 36331 transitions. [2024-10-12 23:43:54,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-10-12 23:43:54,341 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:54,341 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:54,341 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2024-10-12 23:43:54,341 INFO L396 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:54,342 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:54,342 INFO L85 PathProgramCache]: Analyzing trace with hash -1830055301, now seen corresponding path program 1 times [2024-10-12 23:43:54,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:54,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1101636238] [2024-10-12 23:43:54,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:54,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:54,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:55,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:55,001 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:55,001 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1101636238] [2024-10-12 23:43:55,001 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1101636238] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:55,001 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:55,001 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 23:43:55,001 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145470288] [2024-10-12 23:43:55,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:55,002 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-12 23:43:55,002 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:55,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-12 23:43:55,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-10-12 23:43:55,002 INFO L87 Difference]: Start difference. First operand 25325 states and 36331 transitions. Second operand has 6 states, 6 states have (on average 30.0) internal successors, (180), 5 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:55,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:55,663 INFO L93 Difference]: Finished difference Result 32722 states and 46592 transitions. [2024-10-12 23:43:55,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-12 23:43:55,664 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 30.0) internal successors, (180), 5 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2024-10-12 23:43:55,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:55,695 INFO L225 Difference]: With dead ends: 32722 [2024-10-12 23:43:55,695 INFO L226 Difference]: Without dead ends: 28989 [2024-10-12 23:43:55,707 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 [2024-10-12 23:43:55,707 INFO L432 NwaCegarLoop]: 1397 mSDtfsCounter, 1641 mSDsluCounter, 4093 mSDsCounter, 0 mSdLazyCounter, 1286 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1641 SdHoareTripleChecker+Valid, 5490 SdHoareTripleChecker+Invalid, 1287 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1286 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:55,707 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1641 Valid, 5490 Invalid, 1287 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1286 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-12 23:43:55,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28989 states. [2024-10-12 23:43:55,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28989 to 27149. [2024-10-12 23:43:55,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27149 states, 27148 states have (on average 1.4284293502283778) internal successors, (38779), 27148 states have internal predecessors, (38779), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:55,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27149 states to 27149 states and 38779 transitions. [2024-10-12 23:43:55,981 INFO L78 Accepts]: Start accepts. Automaton has 27149 states and 38779 transitions. Word has length 180 [2024-10-12 23:43:55,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:55,981 INFO L471 AbstractCegarLoop]: Abstraction has 27149 states and 38779 transitions. [2024-10-12 23:43:55,981 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 30.0) internal successors, (180), 5 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:55,981 INFO L276 IsEmpty]: Start isEmpty. Operand 27149 states and 38779 transitions. [2024-10-12 23:43:56,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-10-12 23:43:56,008 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:56,008 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:56,008 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2024-10-12 23:43:56,008 INFO L396 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:56,008 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:56,008 INFO L85 PathProgramCache]: Analyzing trace with hash 636609838, now seen corresponding path program 1 times [2024-10-12 23:43:56,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:56,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2117354820] [2024-10-12 23:43:56,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:56,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:56,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:56,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:56,496 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:56,497 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2117354820] [2024-10-12 23:43:56,497 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2117354820] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:56,497 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:56,497 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 23:43:56,497 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2037186641] [2024-10-12 23:43:56,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:56,497 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-12 23:43:56,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:56,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-12 23:43:56,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-12 23:43:56,498 INFO L87 Difference]: Start difference. First operand 27149 states and 38779 transitions. Second operand has 6 states, 6 states have (on average 30.0) internal successors, (180), 5 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:56,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:56,746 INFO L93 Difference]: Finished difference Result 61370 states and 86975 transitions. [2024-10-12 23:43:56,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-12 23:43:56,747 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 30.0) internal successors, (180), 5 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2024-10-12 23:43:56,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:56,796 INFO L225 Difference]: With dead ends: 61370 [2024-10-12 23:43:56,797 INFO L226 Difference]: Without dead ends: 49015 [2024-10-12 23:43:56,818 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-10-12 23:43:56,819 INFO L432 NwaCegarLoop]: 1605 mSDtfsCounter, 1883 mSDsluCounter, 4807 mSDsCounter, 0 mSdLazyCounter, 115 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1883 SdHoareTripleChecker+Valid, 6412 SdHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:56,819 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1883 Valid, 6412 Invalid, 115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 23:43:56,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49015 states. [2024-10-12 23:43:57,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49015 to 34389. [2024-10-12 23:43:57,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34389 states, 34388 states have (on average 1.442450854949401) internal successors, (49603), 34388 states have internal predecessors, (49603), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:57,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34389 states to 34389 states and 49603 transitions. [2024-10-12 23:43:57,214 INFO L78 Accepts]: Start accepts. Automaton has 34389 states and 49603 transitions. Word has length 180 [2024-10-12 23:43:57,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:57,214 INFO L471 AbstractCegarLoop]: Abstraction has 34389 states and 49603 transitions. [2024-10-12 23:43:57,214 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 30.0) internal successors, (180), 5 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:57,214 INFO L276 IsEmpty]: Start isEmpty. Operand 34389 states and 49603 transitions. [2024-10-12 23:43:57,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-10-12 23:43:57,246 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:57,246 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:57,247 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2024-10-12 23:43:57,247 INFO L396 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:57,247 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:57,247 INFO L85 PathProgramCache]: Analyzing trace with hash -121018013, now seen corresponding path program 1 times [2024-10-12 23:43:57,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:57,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924884661] [2024-10-12 23:43:57,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:57,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:57,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 23:43:58,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 23:43:58,375 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 23:43:58,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924884661] [2024-10-12 23:43:58,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1924884661] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 23:43:58,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 23:43:58,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-12 23:43:58,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023110723] [2024-10-12 23:43:58,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 23:43:58,376 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-12 23:43:58,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 23:43:58,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-12 23:43:58,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-10-12 23:43:58,376 INFO L87 Difference]: Start difference. First operand 34389 states and 49603 transitions. Second operand has 8 states, 8 states have (on average 22.625) internal successors, (181), 7 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:58,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 23:43:58,700 INFO L93 Difference]: Finished difference Result 70000 states and 100869 transitions. [2024-10-12 23:43:58,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-12 23:43:58,700 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 22.625) internal successors, (181), 7 states have internal predecessors, (181), 0 states have call successors, (0), 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 181 [2024-10-12 23:43:58,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 23:43:58,768 INFO L225 Difference]: With dead ends: 70000 [2024-10-12 23:43:58,769 INFO L226 Difference]: Without dead ends: 67699 [2024-10-12 23:43:58,793 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-10-12 23:43:58,793 INFO L432 NwaCegarLoop]: 1601 mSDtfsCounter, 1846 mSDsluCounter, 7993 mSDsCounter, 0 mSdLazyCounter, 197 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1846 SdHoareTripleChecker+Valid, 9594 SdHoareTripleChecker+Invalid, 198 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 197 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-12 23:43:58,793 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1846 Valid, 9594 Invalid, 198 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 197 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 23:43:58,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67699 states. [2024-10-12 23:43:59,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67699 to 67699. [2024-10-12 23:43:59,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67699 states, 67698 states have (on average 1.4415935478152972) internal successors, (97593), 67698 states have internal predecessors, (97593), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:59,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67699 states to 67699 states and 97593 transitions. [2024-10-12 23:43:59,475 INFO L78 Accepts]: Start accepts. Automaton has 67699 states and 97593 transitions. Word has length 181 [2024-10-12 23:43:59,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 23:43:59,475 INFO L471 AbstractCegarLoop]: Abstraction has 67699 states and 97593 transitions. [2024-10-12 23:43:59,475 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 22.625) internal successors, (181), 7 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:43:59,475 INFO L276 IsEmpty]: Start isEmpty. Operand 67699 states and 97593 transitions. [2024-10-12 23:43:59,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-10-12 23:43:59,541 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:43:59,541 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 23:43:59,541 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2024-10-12 23:43:59,542 INFO L396 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:43:59,542 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:43:59,542 INFO L85 PathProgramCache]: Analyzing trace with hash 429022147, now seen corresponding path program 1 times [2024-10-12 23:43:59,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 23:43:59,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572645028] [2024-10-12 23:43:59,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:43:59,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 23:43:59,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 23:43:59,735 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 23:43:59,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 23:44:00,093 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 23:44:00,094 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-12 23:44:00,095 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-12 23:44:00,096 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2024-10-12 23:44:00,099 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] [2024-10-12 23:44:00,225 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-12 23:44:00,227 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 11:44:00 BoogieIcfgContainer [2024-10-12 23:44:00,228 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-12 23:44:00,229 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-12 23:44:00,229 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-12 23:44:00,229 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-12 23:44:00,230 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 11:43:07" (3/4) ... [2024-10-12 23:44:00,231 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-12 23:44:00,232 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-12 23:44:00,233 INFO L158 Benchmark]: Toolchain (without parser) took 58667.81ms. Allocated memory was 176.2MB in the beginning and 3.1GB in the end (delta: 2.9GB). Free memory was 102.4MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2024-10-12 23:44:00,233 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 121.6MB. Free memory is still 81.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-12 23:44:00,233 INFO L158 Benchmark]: CACSL2BoogieTranslator took 815.39ms. Allocated memory is still 176.2MB. Free memory was 102.4MB in the beginning and 95.6MB in the end (delta: 6.7MB). Peak memory consumption was 50.8MB. Max. memory is 16.1GB. [2024-10-12 23:44:00,233 INFO L158 Benchmark]: Boogie Procedure Inliner took 407.85ms. Allocated memory is still 176.2MB. Free memory was 95.6MB in the beginning and 70.7MB in the end (delta: 24.9MB). Peak memory consumption was 83.9MB. Max. memory is 16.1GB. [2024-10-12 23:44:00,233 INFO L158 Benchmark]: Boogie Preprocessor took 476.08ms. Allocated memory was 176.2MB in the beginning and 350.2MB in the end (delta: 174.1MB). Free memory was 70.7MB in the beginning and 200.3MB in the end (delta: -129.6MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2024-10-12 23:44:00,236 INFO L158 Benchmark]: RCFGBuilder took 3778.08ms. Allocated memory was 350.2MB in the beginning and 614.5MB in the end (delta: 264.2MB). Free memory was 200.3MB in the beginning and 306.9MB in the end (delta: -106.6MB). Peak memory consumption was 162.2MB. Max. memory is 16.1GB. [2024-10-12 23:44:00,237 INFO L158 Benchmark]: TraceAbstraction took 53179.66ms. Allocated memory was 614.5MB in the beginning and 3.1GB in the end (delta: 2.5GB). Free memory was 305.8MB in the beginning and 1.3GB in the end (delta: -993.0MB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. [2024-10-12 23:44:00,237 INFO L158 Benchmark]: Witness Printer took 3.48ms. Allocated memory is still 3.1GB. Free memory is still 1.3GB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-12 23:44:00,237 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 121.6MB. Free memory is still 81.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 815.39ms. Allocated memory is still 176.2MB. Free memory was 102.4MB in the beginning and 95.6MB in the end (delta: 6.7MB). Peak memory consumption was 50.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 407.85ms. Allocated memory is still 176.2MB. Free memory was 95.6MB in the beginning and 70.7MB in the end (delta: 24.9MB). Peak memory consumption was 83.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 476.08ms. Allocated memory was 176.2MB in the beginning and 350.2MB in the end (delta: 174.1MB). Free memory was 70.7MB in the beginning and 200.3MB in the end (delta: -129.6MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * RCFGBuilder took 3778.08ms. Allocated memory was 350.2MB in the beginning and 614.5MB in the end (delta: 264.2MB). Free memory was 200.3MB in the beginning and 306.9MB in the end (delta: -106.6MB). Peak memory consumption was 162.2MB. Max. memory is 16.1GB. * TraceAbstraction took 53179.66ms. Allocated memory was 614.5MB in the beginning and 3.1GB in the end (delta: 2.5GB). Free memory was 305.8MB in the beginning and 1.3GB in the end (delta: -993.0MB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. * Witness Printer took 3.48ms. Allocated memory is still 3.1GB. 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 bitwiseAnd at line 467. 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 - 2); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (2 - 1); [L32] const SORT_26 mask_SORT_26 = (SORT_26)-1 >> (sizeof(SORT_26) * 8 - 4); [L33] const SORT_26 msb_SORT_26 = (SORT_26)1 << (4 - 1); [L35] const SORT_165 mask_SORT_165 = (SORT_165)-1 >> (sizeof(SORT_165) * 8 - 32); [L36] const SORT_165 msb_SORT_165 = (SORT_165)1 << (32 - 1); [L38] const SORT_196 mask_SORT_196 = (SORT_196)-1 >> (sizeof(SORT_196) * 8 - 3); [L39] const SORT_196 msb_SORT_196 = (SORT_196)1 << (3 - 1); [L41] const SORT_1 var_11 = 0; [L42] const SORT_3 var_14 = 2; [L43] const SORT_1 var_29 = 1; [L44] const SORT_165 var_167 = 1; [L45] const SORT_3 var_250 = 0; [L46] const SORT_3 var_251 = 3; [L47] const SORT_165 var_260 = 0; [L48] const SORT_165 var_471 = 2; [L50] SORT_1 input_2; [L51] SORT_3 input_4; [L52] SORT_3 input_5; [L53] SORT_1 input_6; [L54] SORT_3 input_7; [L55] SORT_1 input_8; [L56] SORT_1 input_9; [L57] SORT_1 input_186; [L58] SORT_3 input_249; [L59] SORT_3 input_265; [L60] SORT_3 input_266; [L61] SORT_3 input_267; [L62] SORT_3 input_268; [L63] SORT_3 input_295; [L64] SORT_3 input_296; [L65] SORT_3 input_297; [L66] SORT_3 input_306; [L67] SORT_3 input_360; [L68] SORT_3 input_372; [L69] SORT_3 input_373; [L70] SORT_3 input_374; [L71] SORT_3 input_375; [L72] SORT_3 input_384; [L73] SORT_3 input_405; [L74] SORT_3 input_406; [L75] SORT_3 input_407; [L76] SORT_3 input_416; [L77] SORT_3 input_418; [L78] SORT_3 input_464; [L79] SORT_3 input_478; [L80] SORT_3 input_479; [L81] SORT_3 input_480; [L82] SORT_3 input_481; [L83] SORT_3 input_490; [L84] SORT_3 input_492; [L85] SORT_3 input_514; [L86] SORT_3 input_515; [L87] SORT_3 input_516; [L88] SORT_3 input_525; [L89] SORT_3 input_527; [L90] SORT_3 input_529; [L91] SORT_3 input_575; [L92] SORT_3 input_586; [L93] SORT_3 input_587; [L94] SORT_3 input_588; [L95] SORT_3 input_596; [L96] SORT_3 input_598; [L97] SORT_3 input_600; [L98] SORT_3 input_620; [L99] SORT_3 input_621; [L100] SORT_3 input_629; [L101] SORT_3 input_631; [L102] SORT_3 input_633; [L103] SORT_3 input_635; [L105] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_196=7, mask_SORT_1=1, mask_SORT_26=15, mask_SORT_3=3, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L105] SORT_1 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L106] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_196=7, mask_SORT_1=1, mask_SORT_26=15, mask_SORT_3=3, state_10=0, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L106] SORT_3 state_13 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L107] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_196=7, mask_SORT_1=1, mask_SORT_26=15, mask_SORT_3=3, state_10=0, state_13=0, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L107] SORT_3 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L108] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_196=7, mask_SORT_1=1, mask_SORT_26=15, mask_SORT_3=3, state_10=0, state_13=0, state_16=0, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L108] SORT_3 state_19 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L109] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_196=7, mask_SORT_1=1, mask_SORT_26=15, mask_SORT_3=3, state_10=0, state_13=0, state_16=0, state_19=0, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L109] SORT_3 state_22 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L110] EXPR __VERIFIER_nondet_uchar() & mask_SORT_26 VAL [mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_10=0, state_13=0, state_16=0, state_19=0, state_22=0, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L110] SORT_26 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_26; [L111] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_10=0, state_13=0, state_16=0, state_19=0, state_22=0, state_27=0, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L111] SORT_3 state_32 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L112] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_10=0, state_13=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L112] SORT_3 state_34 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L113] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_10=0, state_13=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L113] SORT_3 state_37 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L114] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_10=0, state_13=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L114] SORT_3 state_40 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L115] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_10=0, state_13=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L115] SORT_3 state_48 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L116] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_10=0, state_13=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L116] SORT_3 state_50 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L117] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_10=0, state_13=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L117] SORT_3 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L118] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_10=0, state_13=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L118] SORT_3 state_56 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L119] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_10=0, state_13=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L119] SORT_3 state_64 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L120] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_10=0, state_13=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L120] SORT_3 state_66 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L121] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_10=0, state_13=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L121] SORT_3 state_69 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L122] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_10=0, state_13=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L122] SORT_3 state_72 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L123] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_10=0, state_13=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L123] SORT_3 state_127 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L124] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_10=0, state_127=0, state_13=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L124] SORT_3 state_128 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L125] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_10=0, state_127=0, state_128=0, state_13=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L125] SORT_3 state_129 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L126] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_10=0, state_127=0, state_128=0, state_129=0, state_13=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L126] SORT_3 state_130 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L127] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_10=0, state_127=0, state_128=0, state_129=0, state_130=0, state_13=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L127] SORT_3 state_131 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L128] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_10=0, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_13=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L128] SORT_3 state_132 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L129] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_10=0, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_13=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L129] SORT_3 state_133 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L130] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_10=0, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_13=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L130] SORT_3 state_134 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L131] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_10=0, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_13=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L131] SORT_3 state_135 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L132] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_10=0, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_13=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L132] SORT_3 state_136 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L133] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_10=0, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_13=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L133] SORT_3 state_137 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L134] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_10=0, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_13=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L134] SORT_3 state_138 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L135] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_10=0, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_13=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L135] SORT_3 state_139 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L136] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_10=0, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L136] SORT_3 state_140 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L137] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_10=0, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L137] SORT_3 state_141 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L138] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_10=0, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L138] SORT_3 state_142 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L142] input_2 = __VERIFIER_nondet_uchar() [L143] EXPR input_2 & mask_SORT_1 VAL [mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_10=0, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L143] input_2 = input_2 & mask_SORT_1 [L144] input_4 = __VERIFIER_nondet_uchar() [L145] input_5 = __VERIFIER_nondet_uchar() [L146] input_6 = __VERIFIER_nondet_uchar() [L147] input_7 = __VERIFIER_nondet_uchar() [L148] input_8 = __VERIFIER_nondet_uchar() [L149] input_9 = __VERIFIER_nondet_uchar() [L150] EXPR input_9 & mask_SORT_1 VAL [input_2=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_10=0, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L150] input_9 = input_9 & mask_SORT_1 [L151] input_186 = __VERIFIER_nondet_uchar() [L152] input_249 = __VERIFIER_nondet_uchar() [L153] input_265 = __VERIFIER_nondet_uchar() [L154] input_266 = __VERIFIER_nondet_uchar() [L155] input_267 = __VERIFIER_nondet_uchar() [L156] input_268 = __VERIFIER_nondet_uchar() [L157] input_295 = __VERIFIER_nondet_uchar() [L158] input_296 = __VERIFIER_nondet_uchar() [L159] input_297 = __VERIFIER_nondet_uchar() [L160] input_306 = __VERIFIER_nondet_uchar() [L161] input_360 = __VERIFIER_nondet_uchar() [L162] input_372 = __VERIFIER_nondet_uchar() [L163] input_373 = __VERIFIER_nondet_uchar() [L164] input_374 = __VERIFIER_nondet_uchar() [L165] input_375 = __VERIFIER_nondet_uchar() [L166] input_384 = __VERIFIER_nondet_uchar() [L167] input_405 = __VERIFIER_nondet_uchar() [L168] input_406 = __VERIFIER_nondet_uchar() [L169] input_407 = __VERIFIER_nondet_uchar() [L170] input_416 = __VERIFIER_nondet_uchar() [L171] input_418 = __VERIFIER_nondet_uchar() [L172] input_464 = __VERIFIER_nondet_uchar() [L173] input_478 = __VERIFIER_nondet_uchar() [L174] input_479 = __VERIFIER_nondet_uchar() [L175] input_480 = __VERIFIER_nondet_uchar() [L176] input_481 = __VERIFIER_nondet_uchar() [L177] input_490 = __VERIFIER_nondet_uchar() [L178] input_492 = __VERIFIER_nondet_uchar() [L179] input_514 = __VERIFIER_nondet_uchar() [L180] input_515 = __VERIFIER_nondet_uchar() [L181] input_516 = __VERIFIER_nondet_uchar() [L182] input_525 = __VERIFIER_nondet_uchar() [L183] input_527 = __VERIFIER_nondet_uchar() [L184] input_529 = __VERIFIER_nondet_uchar() [L185] input_575 = __VERIFIER_nondet_uchar() [L186] input_586 = __VERIFIER_nondet_uchar() [L187] input_587 = __VERIFIER_nondet_uchar() [L188] input_588 = __VERIFIER_nondet_uchar() [L189] input_596 = __VERIFIER_nondet_uchar() [L190] input_598 = __VERIFIER_nondet_uchar() [L191] input_600 = __VERIFIER_nondet_uchar() [L192] input_620 = __VERIFIER_nondet_uchar() [L193] input_621 = __VERIFIER_nondet_uchar() [L194] input_629 = __VERIFIER_nondet_uchar() [L195] input_631 = __VERIFIER_nondet_uchar() [L196] input_633 = __VERIFIER_nondet_uchar() [L197] input_635 = __VERIFIER_nondet_uchar() [L200] SORT_1 var_12_arg_0 = state_10; [L201] SORT_1 var_12_arg_1 = var_11; [L202] SORT_1 var_12 = var_12_arg_0 == var_12_arg_1; [L203] SORT_3 var_15_arg_0 = state_13; [L204] SORT_3 var_15_arg_1 = var_14; [L205] SORT_1 var_15 = var_15_arg_0 >= var_15_arg_1; [L206] SORT_3 var_17_arg_0 = state_16; [L207] SORT_3 var_17_arg_1 = var_14; [L208] SORT_1 var_17 = var_17_arg_0 >= var_17_arg_1; [L209] SORT_1 var_18_arg_0 = var_15; [L210] SORT_1 var_18_arg_1 = var_17; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_18_arg_0=0, var_18_arg_1=0, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L211] EXPR var_18_arg_0 & var_18_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L211] SORT_1 var_18 = var_18_arg_0 & var_18_arg_1; [L212] SORT_3 var_20_arg_0 = state_19; [L213] SORT_3 var_20_arg_1 = var_14; [L214] SORT_1 var_20 = var_20_arg_0 >= var_20_arg_1; [L215] SORT_1 var_21_arg_0 = var_18; [L216] SORT_1 var_21_arg_1 = var_20; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_21_arg_0=0, var_21_arg_1=0, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L217] EXPR var_21_arg_0 & var_21_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L217] SORT_1 var_21 = var_21_arg_0 & var_21_arg_1; [L218] SORT_3 var_23_arg_0 = state_22; [L219] SORT_3 var_23_arg_1 = var_14; [L220] SORT_1 var_23 = var_23_arg_0 >= var_23_arg_1; [L221] SORT_1 var_24_arg_0 = var_21; [L222] SORT_1 var_24_arg_1 = var_23; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_24_arg_0=0, var_24_arg_1=0, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L223] EXPR var_24_arg_0 & var_24_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_29=1, var_471=2] [L223] SORT_1 var_24 = var_24_arg_0 & var_24_arg_1; [L224] SORT_1 var_25_arg_0 = var_24; [L225] SORT_1 var_25 = ~var_25_arg_0; [L226] SORT_26 var_28_arg_0 = state_27; [L227] SORT_1 var_28 = var_28_arg_0 >> 3; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_25=-1, var_260=0, var_28=0, var_29=1, var_471=2] [L228] EXPR var_28 & mask_SORT_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_25=-1, var_260=0, var_29=1, var_471=2] [L228] var_28 = var_28 & mask_SORT_1 [L229] SORT_1 var_30_arg_0 = var_28; [L230] SORT_1 var_30_arg_1 = var_29; [L231] SORT_1 var_30 = var_30_arg_0 == var_30_arg_1; [L232] SORT_1 var_31_arg_0 = var_25; [L233] SORT_1 var_31_arg_1 = var_30; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_31_arg_0=-1, var_31_arg_1=0, var_471=2] [L234] EXPR var_31_arg_0 | var_31_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_471=2] [L234] SORT_1 var_31 = var_31_arg_0 | var_31_arg_1; [L235] SORT_3 var_33_arg_0 = state_32; [L236] SORT_3 var_33_arg_1 = var_14; [L237] SORT_1 var_33 = var_33_arg_0 >= var_33_arg_1; [L238] SORT_3 var_35_arg_0 = state_34; [L239] SORT_3 var_35_arg_1 = var_14; [L240] SORT_1 var_35 = var_35_arg_0 >= var_35_arg_1; [L241] SORT_1 var_36_arg_0 = var_33; [L242] SORT_1 var_36_arg_1 = var_35; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_31=255, var_36_arg_0=0, var_36_arg_1=0, var_471=2] [L243] EXPR var_36_arg_0 & var_36_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_31=255, var_471=2] [L243] SORT_1 var_36 = var_36_arg_0 & var_36_arg_1; [L244] SORT_3 var_38_arg_0 = state_37; [L245] SORT_3 var_38_arg_1 = var_14; [L246] SORT_1 var_38 = var_38_arg_0 >= var_38_arg_1; [L247] SORT_1 var_39_arg_0 = var_36; [L248] SORT_1 var_39_arg_1 = var_38; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_31=255, var_39_arg_0=0, var_39_arg_1=0, var_471=2] [L249] EXPR var_39_arg_0 & var_39_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_31=255, var_471=2] [L249] SORT_1 var_39 = var_39_arg_0 & var_39_arg_1; [L250] SORT_3 var_41_arg_0 = state_40; [L251] SORT_3 var_41_arg_1 = var_14; [L252] SORT_1 var_41 = var_41_arg_0 >= var_41_arg_1; [L253] SORT_1 var_42_arg_0 = var_39; [L254] SORT_1 var_42_arg_1 = var_41; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_31=255, var_42_arg_0=0, var_42_arg_1=0, var_471=2] [L255] EXPR var_42_arg_0 & var_42_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_31=255, var_471=2] [L255] SORT_1 var_42 = var_42_arg_0 & var_42_arg_1; [L256] SORT_1 var_43_arg_0 = var_42; [L257] SORT_1 var_43 = ~var_43_arg_0; [L258] SORT_26 var_44_arg_0 = state_27; [L259] SORT_1 var_44 = var_44_arg_0 >> 2; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_31=255, var_43=-1, var_44=0, var_471=2] [L260] EXPR var_44 & mask_SORT_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_31=255, var_43=-1, var_471=2] [L260] var_44 = var_44 & mask_SORT_1 [L261] SORT_1 var_45_arg_0 = var_44; [L262] SORT_1 var_45_arg_1 = var_29; [L263] SORT_1 var_45 = var_45_arg_0 >= var_45_arg_1; [L264] SORT_1 var_46_arg_0 = var_43; [L265] SORT_1 var_46_arg_1 = var_45; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_31=255, var_44=0, var_46_arg_0=-1, var_46_arg_1=0, var_471=2] [L266] EXPR var_46_arg_0 | var_46_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_31=255, var_44=0, var_471=2] [L266] SORT_1 var_46 = var_46_arg_0 | var_46_arg_1; [L267] SORT_1 var_47_arg_0 = var_31; [L268] SORT_1 var_47_arg_1 = var_46; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_47_arg_0=255, var_47_arg_1=255] [L269] EXPR var_47_arg_0 & var_47_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2] [L269] SORT_1 var_47 = var_47_arg_0 & var_47_arg_1; [L270] SORT_3 var_49_arg_0 = state_48; [L271] SORT_3 var_49_arg_1 = var_14; [L272] SORT_1 var_49 = var_49_arg_0 >= var_49_arg_1; [L273] SORT_3 var_51_arg_0 = state_50; [L274] SORT_3 var_51_arg_1 = var_14; [L275] SORT_1 var_51 = var_51_arg_0 >= var_51_arg_1; [L276] SORT_1 var_52_arg_0 = var_49; [L277] SORT_1 var_52_arg_1 = var_51; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_47=255, var_52_arg_0=0, var_52_arg_1=0] [L278] EXPR var_52_arg_0 & var_52_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_47=255] [L278] SORT_1 var_52 = var_52_arg_0 & var_52_arg_1; [L279] SORT_3 var_54_arg_0 = state_53; [L280] SORT_3 var_54_arg_1 = var_14; [L281] SORT_1 var_54 = var_54_arg_0 >= var_54_arg_1; [L282] SORT_1 var_55_arg_0 = var_52; [L283] SORT_1 var_55_arg_1 = var_54; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_47=255, var_55_arg_0=0, var_55_arg_1=0] [L284] EXPR var_55_arg_0 & var_55_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_47=255] [L284] SORT_1 var_55 = var_55_arg_0 & var_55_arg_1; [L285] SORT_3 var_57_arg_0 = state_56; [L286] SORT_3 var_57_arg_1 = var_14; [L287] SORT_1 var_57 = var_57_arg_0 >= var_57_arg_1; [L288] SORT_1 var_58_arg_0 = var_55; [L289] SORT_1 var_58_arg_1 = var_57; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_47=255, var_58_arg_0=0, var_58_arg_1=0] [L290] EXPR var_58_arg_0 & var_58_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_47=255] [L290] SORT_1 var_58 = var_58_arg_0 & var_58_arg_1; [L291] SORT_1 var_59_arg_0 = var_58; [L292] SORT_1 var_59 = ~var_59_arg_0; [L293] SORT_26 var_60_arg_0 = state_27; [L294] SORT_1 var_60 = var_60_arg_0 >> 1; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_47=255, var_59=-1, var_60=0] [L295] EXPR var_60 & mask_SORT_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_47=255, var_59=-1] [L295] var_60 = var_60 & mask_SORT_1 [L296] SORT_1 var_61_arg_0 = var_60; [L297] SORT_1 var_61_arg_1 = var_29; [L298] SORT_1 var_61 = var_61_arg_0 >= var_61_arg_1; [L299] SORT_1 var_62_arg_0 = var_59; [L300] SORT_1 var_62_arg_1 = var_61; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_47=255, var_60=0, var_62_arg_0=-1, var_62_arg_1=0] [L301] EXPR var_62_arg_0 | var_62_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_47=255, var_60=0] [L301] SORT_1 var_62 = var_62_arg_0 | var_62_arg_1; [L302] SORT_1 var_63_arg_0 = var_47; [L303] SORT_1 var_63_arg_1 = var_62; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_63_arg_0=255, var_63_arg_1=255] [L304] EXPR var_63_arg_0 & var_63_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0] [L304] SORT_1 var_63 = var_63_arg_0 & var_63_arg_1; [L305] SORT_3 var_65_arg_0 = state_64; [L306] SORT_3 var_65_arg_1 = var_14; [L307] SORT_1 var_65 = var_65_arg_0 >= var_65_arg_1; [L308] SORT_3 var_67_arg_0 = state_66; [L309] SORT_3 var_67_arg_1 = var_14; [L310] SORT_1 var_67 = var_67_arg_0 >= var_67_arg_1; [L311] SORT_1 var_68_arg_0 = var_65; [L312] SORT_1 var_68_arg_1 = var_67; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_63=255, var_68_arg_0=0, var_68_arg_1=0] [L313] EXPR var_68_arg_0 & var_68_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_63=255] [L313] SORT_1 var_68 = var_68_arg_0 & var_68_arg_1; [L314] SORT_3 var_70_arg_0 = state_69; [L315] SORT_3 var_70_arg_1 = var_14; [L316] SORT_1 var_70 = var_70_arg_0 >= var_70_arg_1; [L317] SORT_1 var_71_arg_0 = var_68; [L318] SORT_1 var_71_arg_1 = var_70; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_63=255, var_71_arg_0=0, var_71_arg_1=0] [L319] EXPR var_71_arg_0 & var_71_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_63=255] [L319] SORT_1 var_71 = var_71_arg_0 & var_71_arg_1; [L320] SORT_3 var_73_arg_0 = state_72; [L321] SORT_3 var_73_arg_1 = var_14; [L322] SORT_1 var_73 = var_73_arg_0 >= var_73_arg_1; [L323] SORT_1 var_74_arg_0 = var_71; [L324] SORT_1 var_74_arg_1 = var_73; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_63=255, var_74_arg_0=0, var_74_arg_1=0] [L325] EXPR var_74_arg_0 & var_74_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_27=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_63=255] [L325] SORT_1 var_74 = var_74_arg_0 & var_74_arg_1; [L326] SORT_1 var_75_arg_0 = var_74; [L327] SORT_1 var_75 = ~var_75_arg_0; [L328] SORT_26 var_76_arg_0 = state_27; [L329] SORT_1 var_76 = var_76_arg_0 >> 0; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_63=255, var_75=-1, var_76=0] [L330] EXPR var_76 & mask_SORT_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_63=255, var_75=-1] [L330] var_76 = var_76 & mask_SORT_1 [L331] SORT_1 var_77_arg_0 = var_76; [L332] SORT_1 var_77_arg_1 = var_29; [L333] SORT_1 var_77 = var_77_arg_0 >= var_77_arg_1; [L334] SORT_1 var_78_arg_0 = var_75; [L335] SORT_1 var_78_arg_1 = var_77; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_63=255, var_76=0, var_78_arg_0=-1, var_78_arg_1=0] [L336] EXPR var_78_arg_0 | var_78_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_63=255, var_76=0] [L336] SORT_1 var_78 = var_78_arg_0 | var_78_arg_1; [L337] SORT_1 var_79_arg_0 = var_63; [L338] SORT_1 var_79_arg_1 = var_78; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0, var_79_arg_0=255, var_79_arg_1=255] [L339] EXPR var_79_arg_0 & var_79_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_13=0, state_140=0, state_141=0, state_142=0, state_16=0, state_19=0, state_22=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0] [L339] SORT_1 var_79 = var_79_arg_0 & var_79_arg_1; [L340] SORT_3 var_80_arg_0 = state_13; [L341] SORT_3 var_80_arg_1 = var_14; [L342] SORT_1 var_80 = var_80_arg_0 >= var_80_arg_1; [L343] SORT_3 var_81_arg_0 = state_16; [L344] SORT_3 var_81_arg_1 = var_14; [L345] SORT_1 var_81 = var_81_arg_0 >= var_81_arg_1; [L346] SORT_1 var_82_arg_0 = var_80; [L347] SORT_1 var_82_arg_1 = var_81; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, state_19=0, state_22=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0, var_79=255, var_82_arg_0=0, var_82_arg_1=0] [L348] EXPR var_82_arg_0 | var_82_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, state_19=0, state_22=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0, var_79=255] [L348] SORT_1 var_82 = var_82_arg_0 | var_82_arg_1; [L349] SORT_3 var_83_arg_0 = state_19; [L350] SORT_3 var_83_arg_1 = var_14; [L351] SORT_1 var_83 = var_83_arg_0 >= var_83_arg_1; [L352] SORT_1 var_84_arg_0 = var_82; [L353] SORT_1 var_84_arg_1 = var_83; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, state_22=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0, var_79=255, var_84_arg_0=0, var_84_arg_1=0] [L354] EXPR var_84_arg_0 | var_84_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, state_22=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0, var_79=255] [L354] SORT_1 var_84 = var_84_arg_0 | var_84_arg_1; [L355] SORT_3 var_85_arg_0 = state_22; [L356] SORT_3 var_85_arg_1 = var_14; [L357] SORT_1 var_85 = var_85_arg_0 >= var_85_arg_1; [L358] SORT_1 var_86_arg_0 = var_84; [L359] SORT_1 var_86_arg_1 = var_85; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0, var_79=255, var_86_arg_0=0, var_86_arg_1=0] [L360] EXPR var_86_arg_0 | var_86_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0, var_79=255] [L360] SORT_1 var_86 = var_86_arg_0 | var_86_arg_1; [L361] SORT_1 var_87_arg_0 = var_28; [L362] SORT_1 var_87_arg_1 = var_11; [L363] SORT_1 var_87 = var_87_arg_0 == var_87_arg_1; [L364] SORT_1 var_88_arg_0 = var_86; [L365] SORT_1 var_88_arg_1 = var_87; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0, var_79=255, var_88_arg_0=0, var_88_arg_1=1] [L366] EXPR var_88_arg_0 | var_88_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0, var_79=255] [L366] SORT_1 var_88 = var_88_arg_0 | var_88_arg_1; [L367] SORT_1 var_89_arg_0 = var_79; [L368] SORT_1 var_89_arg_1 = var_88; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0, var_89_arg_0=255, var_89_arg_1=1] [L369] EXPR var_89_arg_0 & var_89_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, state_32=0, state_34=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0] [L369] SORT_1 var_89 = var_89_arg_0 & var_89_arg_1; [L370] SORT_3 var_90_arg_0 = state_32; [L371] SORT_3 var_90_arg_1 = var_14; [L372] SORT_1 var_90 = var_90_arg_0 >= var_90_arg_1; [L373] SORT_3 var_91_arg_0 = state_34; [L374] SORT_3 var_91_arg_1 = var_14; [L375] SORT_1 var_91 = var_91_arg_0 >= var_91_arg_1; [L376] SORT_1 var_92_arg_0 = var_90; [L377] SORT_1 var_92_arg_1 = var_91; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0, var_89=0, var_92_arg_0=0, var_92_arg_1=0] [L378] EXPR var_92_arg_0 | var_92_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, state_37=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0, var_89=0] [L378] SORT_1 var_92 = var_92_arg_0 | var_92_arg_1; [L379] SORT_3 var_93_arg_0 = state_37; [L380] SORT_3 var_93_arg_1 = var_14; [L381] SORT_1 var_93 = var_93_arg_0 >= var_93_arg_1; [L382] SORT_1 var_94_arg_0 = var_92; [L383] SORT_1 var_94_arg_1 = var_93; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0, var_89=0, var_94_arg_0=0, var_94_arg_1=0] [L384] EXPR var_94_arg_0 | var_94_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, state_40=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0, var_89=0] [L384] SORT_1 var_94 = var_94_arg_0 | var_94_arg_1; [L385] SORT_3 var_95_arg_0 = state_40; [L386] SORT_3 var_95_arg_1 = var_14; [L387] SORT_1 var_95 = var_95_arg_0 >= var_95_arg_1; [L388] SORT_1 var_96_arg_0 = var_94; [L389] SORT_1 var_96_arg_1 = var_95; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0, var_89=0, var_96_arg_0=0, var_96_arg_1=0] [L390] EXPR var_96_arg_0 | var_96_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0, var_89=0] [L390] SORT_1 var_96 = var_96_arg_0 | var_96_arg_1; [L391] SORT_1 var_97_arg_0 = var_44; [L392] SORT_1 var_97_arg_1 = var_11; [L393] SORT_1 var_97 = var_97_arg_0 == var_97_arg_1; [L394] SORT_1 var_98_arg_0 = var_96; [L395] SORT_1 var_98_arg_1 = var_97; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0, var_89=0, var_98_arg_0=0, var_98_arg_1=1] [L396] EXPR var_98_arg_0 | var_98_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0, var_89=0] [L396] SORT_1 var_98 = var_98_arg_0 | var_98_arg_1; [L397] SORT_1 var_99_arg_0 = var_89; [L398] SORT_1 var_99_arg_1 = var_98; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0, var_99_arg_0=0, var_99_arg_1=1] [L399] EXPR var_99_arg_0 & var_99_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, state_48=0, state_50=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0] [L399] SORT_1 var_99 = var_99_arg_0 & var_99_arg_1; [L400] SORT_3 var_100_arg_0 = state_48; [L401] SORT_3 var_100_arg_1 = var_14; [L402] SORT_1 var_100 = var_100_arg_0 >= var_100_arg_1; [L403] SORT_3 var_101_arg_0 = state_50; [L404] SORT_3 var_101_arg_1 = var_14; [L405] SORT_1 var_101 = var_101_arg_0 >= var_101_arg_1; [L406] SORT_1 var_102_arg_0 = var_100; [L407] SORT_1 var_102_arg_1 = var_101; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_102_arg_0=0, var_102_arg_1=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0, var_99=0] [L408] EXPR var_102_arg_0 | var_102_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, state_53=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0, var_99=0] [L408] SORT_1 var_102 = var_102_arg_0 | var_102_arg_1; [L409] SORT_3 var_103_arg_0 = state_53; [L410] SORT_3 var_103_arg_1 = var_14; [L411] SORT_1 var_103 = var_103_arg_0 >= var_103_arg_1; [L412] SORT_1 var_104_arg_0 = var_102; [L413] SORT_1 var_104_arg_1 = var_103; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_104_arg_0=0, var_104_arg_1=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0, var_99=0] [L414] EXPR var_104_arg_0 | var_104_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, state_56=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0, var_99=0] [L414] SORT_1 var_104 = var_104_arg_0 | var_104_arg_1; [L415] SORT_3 var_105_arg_0 = state_56; [L416] SORT_3 var_105_arg_1 = var_14; [L417] SORT_1 var_105 = var_105_arg_0 >= var_105_arg_1; [L418] SORT_1 var_106_arg_0 = var_104; [L419] SORT_1 var_106_arg_1 = var_105; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, state_64=0, state_66=0, state_69=0, state_72=0, var_106_arg_0=0, var_106_arg_1=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0, var_99=0] [L420] EXPR var_106_arg_0 | var_106_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0, var_99=0] [L420] SORT_1 var_106 = var_106_arg_0 | var_106_arg_1; [L421] SORT_1 var_107_arg_0 = var_60; [L422] SORT_1 var_107_arg_1 = var_11; [L423] SORT_1 var_107 = var_107_arg_0 == var_107_arg_1; [L424] SORT_1 var_108_arg_0 = var_106; [L425] SORT_1 var_108_arg_1 = var_107; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, state_64=0, state_66=0, state_69=0, state_72=0, var_108_arg_0=0, var_108_arg_1=1, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0, var_99=0] [L426] EXPR var_108_arg_0 | var_108_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0, var_99=0] [L426] SORT_1 var_108 = var_108_arg_0 | var_108_arg_1; [L427] SORT_1 var_109_arg_0 = var_99; [L428] SORT_1 var_109_arg_1 = var_108; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, state_64=0, state_66=0, state_69=0, state_72=0, var_109_arg_0=0, var_109_arg_1=1, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0] [L429] EXPR var_109_arg_0 & var_109_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, state_64=0, state_66=0, state_69=0, state_72=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0] [L429] SORT_1 var_109 = var_109_arg_0 & var_109_arg_1; [L430] SORT_3 var_110_arg_0 = state_64; [L431] SORT_3 var_110_arg_1 = var_14; [L432] SORT_1 var_110 = var_110_arg_0 >= var_110_arg_1; [L433] SORT_3 var_111_arg_0 = state_66; [L434] SORT_3 var_111_arg_1 = var_14; [L435] SORT_1 var_111 = var_111_arg_0 >= var_111_arg_1; [L436] SORT_1 var_112_arg_0 = var_110; [L437] SORT_1 var_112_arg_1 = var_111; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, state_69=0, state_72=0, var_109=0, var_112_arg_0=0, var_112_arg_1=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0] [L438] EXPR var_112_arg_0 | var_112_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, state_69=0, state_72=0, var_109=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0] [L438] SORT_1 var_112 = var_112_arg_0 | var_112_arg_1; [L439] SORT_3 var_113_arg_0 = state_69; [L440] SORT_3 var_113_arg_1 = var_14; [L441] SORT_1 var_113 = var_113_arg_0 >= var_113_arg_1; [L442] SORT_1 var_114_arg_0 = var_112; [L443] SORT_1 var_114_arg_1 = var_113; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, state_72=0, var_109=0, var_114_arg_0=0, var_114_arg_1=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0] [L444] EXPR var_114_arg_0 | var_114_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, state_72=0, var_109=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0] [L444] SORT_1 var_114 = var_114_arg_0 | var_114_arg_1; [L445] SORT_3 var_115_arg_0 = state_72; [L446] SORT_3 var_115_arg_1 = var_14; [L447] SORT_1 var_115 = var_115_arg_0 >= var_115_arg_1; [L448] SORT_1 var_116_arg_0 = var_114; [L449] SORT_1 var_116_arg_1 = var_115; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, var_109=0, var_116_arg_0=0, var_116_arg_1=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0] [L450] EXPR var_116_arg_0 | var_116_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, var_109=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0] [L450] SORT_1 var_116 = var_116_arg_0 | var_116_arg_1; [L451] SORT_1 var_117_arg_0 = var_76; [L452] SORT_1 var_117_arg_1 = var_11; [L453] SORT_1 var_117 = var_117_arg_0 == var_117_arg_1; [L454] SORT_1 var_118_arg_0 = var_116; [L455] SORT_1 var_118_arg_1 = var_117; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, var_109=0, var_118_arg_0=0, var_118_arg_1=1, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0] [L456] EXPR var_118_arg_0 | var_118_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, var_109=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0] [L456] SORT_1 var_118 = var_118_arg_0 | var_118_arg_1; [L457] SORT_1 var_119_arg_0 = var_109; [L458] SORT_1 var_119_arg_1 = var_118; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, var_119_arg_0=0, var_119_arg_1=1, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0] [L459] EXPR var_119_arg_0 & var_119_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, var_11=0, var_12=1, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0] [L459] SORT_1 var_119 = var_119_arg_0 & var_119_arg_1; [L460] SORT_1 var_120_arg_0 = var_12; [L461] SORT_1 var_120_arg_1 = var_119; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, var_11=0, var_120_arg_0=1, var_120_arg_1=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0] [L462] EXPR var_120_arg_0 | var_120_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0] [L462] SORT_1 var_120 = var_120_arg_0 | var_120_arg_1; [L463] SORT_1 var_123_arg_0 = var_120; [L464] SORT_1 var_123 = ~var_123_arg_0; [L465] SORT_1 var_124_arg_0 = var_29; [L466] SORT_1 var_124_arg_1 = var_123; VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, var_11=0, var_124_arg_0=1, var_124_arg_1=-2, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0] [L467] EXPR var_124_arg_0 & var_124_arg_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0] [L467] SORT_1 var_124 = var_124_arg_0 & var_124_arg_1; [L468] EXPR var_124 & mask_SORT_1 VAL [input_2=0, input_9=0, mask_SORT_196=7, mask_SORT_1=1, mask_SORT_3=3, state_127=0, state_128=0, state_129=0, state_130=0, state_131=0, state_132=0, state_133=0, state_134=0, state_135=0, state_136=0, state_137=0, state_138=0, state_139=0, state_140=0, state_141=0, state_142=0, var_11=0, var_14=2, var_167=1, var_250=0, var_251=3, var_260=0, var_28=0, var_29=1, var_44=0, var_471=2, var_60=0, var_76=0] [L468] var_124 = var_124 & mask_SORT_1 [L469] SORT_1 bad_125_arg_0 = var_124; [L470] CALL __VERIFIER_assert(!(bad_125_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 1091 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 53.0s, OverallIterations: 54, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.5s, AutomataDifference: 12.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 47661 SdHoareTripleChecker+Valid, 8.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 47661 mSDsluCounter, 436136 SdHoareTripleChecker+Invalid, 6.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 350298 mSDsCounter, 83 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 15411 IncrementalHoareTripleChecker+Invalid, 15494 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 83 mSolverCounterUnsat, 85838 mSDtfsCounter, 15411 mSolverCounterSat, 0.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 415 GetRequests, 120 SyntacticMatches, 1 SemanticMatches, 294 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=67699occurred in iteration=53, InterpolantAutomatonStates: 358, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 5.3s AutomataMinimizationTime, 53 MinimizatonAttempts, 79866 StatesRemovedByMinimization, 33 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.8s SsaConstructionTime, 6.7s SatisfiabilityAnalysisTime, 24.8s InterpolantComputationTime, 9560 NumberOfCodeBlocks, 9560 NumberOfCodeBlocksAsserted, 54 NumberOfCheckSat, 9326 ConstructedInterpolants, 0 QuantifiedInterpolants, 26257 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 53 InterpolantComputations, 53 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 [2024-10-12 23:44:00,276 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_bpbs_p3.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 404ac2bd3423bef5ce605181ef24be34b1a7af016e0b24dd5c9fcdb327055474 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-12 23:44:02,569 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-12 23:44:02,647 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-10-12 23:44:02,652 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-12 23:44:02,652 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-12 23:44:02,678 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-12 23:44:02,678 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-12 23:44:02,679 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-12 23:44:02,679 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-12 23:44:02,679 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-12 23:44:02,680 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-12 23:44:02,680 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-12 23:44:02,680 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-12 23:44:02,681 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-12 23:44:02,681 INFO L153 SettingsManager]: * Use SBE=true [2024-10-12 23:44:02,681 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-12 23:44:02,682 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-12 23:44:02,682 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-12 23:44:02,683 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-12 23:44:02,683 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-12 23:44:02,683 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-12 23:44:02,684 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-12 23:44:02,684 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-12 23:44:02,684 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-12 23:44:02,684 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-12 23:44:02,684 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-12 23:44:02,684 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-12 23:44:02,685 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-12 23:44:02,685 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-12 23:44:02,685 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-12 23:44:02,685 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-12 23:44:02,685 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-12 23:44:02,686 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-12 23:44:02,686 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-12 23:44:02,686 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-12 23:44:02,686 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-12 23:44:02,686 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-12 23:44:02,686 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-12 23:44:02,686 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-12 23:44:02,687 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-12 23:44:02,687 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-12 23:44:02,688 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-12 23:44:02,688 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 404ac2bd3423bef5ce605181ef24be34b1a7af016e0b24dd5c9fcdb327055474 [2024-10-12 23:44:02,947 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-12 23:44:02,971 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-12 23:44:02,975 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-12 23:44:02,976 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-12 23:44:02,976 INFO L274 PluginConnector]: CDTParser initialized [2024-10-12 23:44:02,978 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_bpbs_p3.c [2024-10-12 23:44:04,408 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-12 23:44:04,686 INFO L384 CDTParser]: Found 1 translation units. [2024-10-12 23:44:04,687 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_bpbs_p3.c [2024-10-12 23:44:04,707 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f29cf2ae/9fc9b950e10f4b6cb45c7bd8887d1145/FLAGa3a628529 [2024-10-12 23:44:04,983 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f29cf2ae/9fc9b950e10f4b6cb45c7bd8887d1145 [2024-10-12 23:44:04,985 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-12 23:44:04,986 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-12 23:44:04,987 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-12 23:44:04,987 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-12 23:44:04,992 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-12 23:44:04,993 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 11:44:04" (1/1) ... [2024-10-12 23:44:04,994 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e1d84f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:44:04, skipping insertion in model container [2024-10-12 23:44:04,994 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 11:44:04" (1/1) ... [2024-10-12 23:44:05,058 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-12 23:44:05,247 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_bpbs_p3.c[1258,1271] [2024-10-12 23:44:05,522 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 23:44:05,534 INFO L200 MainTranslator]: Completed pre-run [2024-10-12 23:44:05,544 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_bpbs_p3.c[1258,1271] [2024-10-12 23:44:05,669 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 23:44:05,685 INFO L204 MainTranslator]: Completed translation [2024-10-12 23:44:05,686 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:44:05 WrapperNode [2024-10-12 23:44:05,686 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-12 23:44:05,687 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-12 23:44:05,687 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-12 23:44:05,687 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-12 23:44:05,693 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:44:05" (1/1) ... [2024-10-12 23:44:05,734 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:44:05" (1/1) ... [2024-10-12 23:44:05,828 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2279 [2024-10-12 23:44:05,829 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-12 23:44:05,829 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-12 23:44:05,829 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-12 23:44:05,830 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-12 23:44:05,839 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:44:05" (1/1) ... [2024-10-12 23:44:05,839 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:44:05" (1/1) ... [2024-10-12 23:44:05,854 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:44:05" (1/1) ... [2024-10-12 23:44:05,883 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-12 23:44:05,887 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:44:05" (1/1) ... [2024-10-12 23:44:05,887 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:44:05" (1/1) ... [2024-10-12 23:44:05,933 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:44:05" (1/1) ... [2024-10-12 23:44:05,942 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:44:05" (1/1) ... [2024-10-12 23:44:05,951 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:44:05" (1/1) ... [2024-10-12 23:44:05,959 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:44:05" (1/1) ... [2024-10-12 23:44:05,974 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-12 23:44:05,975 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-12 23:44:05,976 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-12 23:44:05,976 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-12 23:44:05,977 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:44:05" (1/1) ... [2024-10-12 23:44:05,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-12 23:44:05,993 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 23:44:06,008 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-12 23:44:06,013 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-12 23:44:06,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-12 23:44:06,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-12 23:44:06,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-12 23:44:06,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-12 23:44:06,384 INFO L238 CfgBuilder]: Building ICFG [2024-10-12 23:44:06,386 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-12 23:44:08,445 INFO L? ?]: Removed 344 outVars from TransFormulas that were not future-live. [2024-10-12 23:44:08,445 INFO L287 CfgBuilder]: Performing block encoding [2024-10-12 23:44:08,526 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-12 23:44:08,527 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-12 23:44:08,527 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 11:44:08 BoogieIcfgContainer [2024-10-12 23:44:08,527 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-12 23:44:08,530 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-12 23:44:08,530 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-12 23:44:08,533 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-12 23:44:08,533 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 11:44:04" (1/3) ... [2024-10-12 23:44:08,534 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@500e6bfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 11:44:08, skipping insertion in model container [2024-10-12 23:44:08,534 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:44:05" (2/3) ... [2024-10-12 23:44:08,535 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@500e6bfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 11:44:08, skipping insertion in model container [2024-10-12 23:44:08,535 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 11:44:08" (3/3) ... [2024-10-12 23:44:08,537 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vis_arrays_bpbs_p3.c [2024-10-12 23:44:08,552 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-12 23:44:08,552 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-12 23:44:08,605 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-12 23:44:08,610 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;@7ac366d2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-12 23:44:08,611 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-12 23:44:08,615 INFO L276 IsEmpty]: Start isEmpty. Operand has 7 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 23:44:08,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-10-12 23:44:08,620 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 23:44:08,621 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-10-12 23:44:08,622 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 23:44:08,626 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 23:44:08,627 INFO L85 PathProgramCache]: Analyzing trace with hash 1614770, now seen corresponding path program 1 times [2024-10-12 23:44:08,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-12 23:44:08,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [58097873] [2024-10-12 23:44:08,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 23:44:08,642 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-12 23:44:08,642 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-12 23:44:08,645 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) [2024-10-12 23:44:08,660 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 [2024-10-12 23:44:09,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 23:44:09,199 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 23:44:09,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 23:44:09,744 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2024-10-12 23:44:09,746 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-12 23:44:09,747 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-12 23:44:09,756 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