/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.smt.solver External_ModelsAndUnsatCoreMode --traceabstraction.command.for.external.solver 'z3 -smt2 -in SMTLIB2_COMPLIANT=true' -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.cav14_example_v.c -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-04 16:06:23,367 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-04 16:06:23,423 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-04 16:06:23,428 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-04 16:06:23,428 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-04 16:06:23,451 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-04 16:06:23,451 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-04 16:06:23,452 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-04 16:06:23,452 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-04 16:06:23,453 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-04 16:06:23,453 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-04 16:06:23,453 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-04 16:06:23,454 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-04 16:06:23,454 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-04 16:06:23,455 INFO L153 SettingsManager]: * Use SBE=true [2024-11-04 16:06:23,455 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-04 16:06:23,455 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-04 16:06:23,456 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-04 16:06:23,456 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-04 16:06:23,456 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-04 16:06:23,457 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-04 16:06:23,460 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-04 16:06:23,461 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-04 16:06:23,461 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-04 16:06:23,461 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-04 16:06:23,461 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-04 16:06:23,462 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-04 16:06:23,462 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-04 16:06:23,462 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-04 16:06:23,462 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-04 16:06:23,463 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-04 16:06:23,463 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 16:06:23,463 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-04 16:06:23,463 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-04 16:06:23,464 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-04 16:06:23,464 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-04 16:06:23,468 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-04 16:06:23,468 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-04 16:06:23,468 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-04 16:06:23,468 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-04 16:06:23,468 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-04 16:06:23,469 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 16:06:23,704 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-04 16:06:23,728 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-04 16:06:23,730 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-04 16:06:23,731 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-04 16:06:23,732 INFO L274 PluginConnector]: CDTParser initialized [2024-11-04 16:06:23,733 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.cav14_example_v.c [2024-11-04 16:06:25,120 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-04 16:06:25,299 INFO L384 CDTParser]: Found 1 translation units. [2024-11-04 16:06:25,299 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.cav14_example_v.c [2024-11-04 16:06:25,306 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d36d94d8/da23bd37979f4a4e9e923e310d2ae244/FLAG84784243d [2024-11-04 16:06:25,320 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d36d94d8/da23bd37979f4a4e9e923e310d2ae244 [2024-11-04 16:06:25,322 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-04 16:06:25,323 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-04 16:06:25,325 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-04 16:06:25,325 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-04 16:06:25,329 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-04 16:06:25,330 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 04:06:25" (1/1) ... [2024-11-04 16:06:25,330 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78ca1d7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 04:06:25, skipping insertion in model container [2024-11-04 16:06:25,330 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 04:06:25" (1/1) ... [2024-11-04 16:06:25,350 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 16:06:25,505 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.cav14_example_v.c[1255,1268] [2024-11-04 16:06:25,540 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 16:06:25,551 INFO L200 MainTranslator]: Completed pre-run [2024-11-04 16:06:25,560 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.cav14_example_v.c[1255,1268] [2024-11-04 16:06:25,580 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 16:06:25,593 INFO L204 MainTranslator]: Completed translation [2024-11-04 16:06:25,593 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 04:06:25 WrapperNode [2024-11-04 16:06:25,593 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-04 16:06:25,595 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-04 16:06:25,595 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-04 16:06:25,595 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-04 16:06:25,601 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 04:06:25" (1/1) ... [2024-11-04 16:06:25,611 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 04:06:25" (1/1) ... [2024-11-04 16:06:25,628 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 108 [2024-11-04 16:06:25,629 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-04 16:06:25,630 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-04 16:06:25,630 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-04 16:06:25,630 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-04 16:06:25,640 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 04:06:25" (1/1) ... [2024-11-04 16:06:25,640 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 04:06:25" (1/1) ... [2024-11-04 16:06:25,643 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 04:06:25" (1/1) ... [2024-11-04 16:06:25,653 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-04 16:06:25,654 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 04:06:25" (1/1) ... [2024-11-04 16:06:25,654 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 04:06:25" (1/1) ... [2024-11-04 16:06:25,659 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 04:06:25" (1/1) ... [2024-11-04 16:06:25,662 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 04:06:25" (1/1) ... [2024-11-04 16:06:25,663 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 04:06:25" (1/1) ... [2024-11-04 16:06:25,664 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 04:06:25" (1/1) ... [2024-11-04 16:06:25,666 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-04 16:06:25,667 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-04 16:06:25,667 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-04 16:06:25,667 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-04 16:06:25,668 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 04:06:25" (1/1) ... [2024-11-04 16:06:25,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 16:06:25,682 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 16:06:25,721 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-04 16:06:25,725 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-04 16:06:25,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-04 16:06:25,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-04 16:06:25,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-04 16:06:25,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-04 16:06:25,852 INFO L238 CfgBuilder]: Building ICFG [2024-11-04 16:06:25,854 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-04 16:06:26,090 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-04 16:06:26,090 INFO L287 CfgBuilder]: Performing block encoding [2024-11-04 16:06:26,107 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-04 16:06:26,108 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-04 16:06:26,109 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 04:06:26 BoogieIcfgContainer [2024-11-04 16:06:26,109 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-04 16:06:26,113 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-04 16:06:26,113 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-04 16:06:26,116 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-04 16:06:26,117 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.11 04:06:25" (1/3) ... [2024-11-04 16:06:26,117 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c190d37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 04:06:26, skipping insertion in model container [2024-11-04 16:06:26,118 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 04:06:25" (2/3) ... [2024-11-04 16:06:26,118 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c190d37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 04:06:26, skipping insertion in model container [2024-11-04 16:06:26,118 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 04:06:26" (3/3) ... [2024-11-04 16:06:26,119 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.cav14_example_v.c [2024-11-04 16:06:26,135 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-04 16:06:26,136 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-04 16:06:26,193 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-04 16:06:26,200 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;@3b2eabab, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-04 16:06:26,200 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-04 16:06:26,203 INFO L276 IsEmpty]: Start isEmpty. Operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-04 16:06:26,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-04 16:06:26,209 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 16:06:26,210 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2024-11-04 16:06:26,211 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 16:06:26,216 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 16:06:26,216 INFO L85 PathProgramCache]: Analyzing trace with hash 28694789, now seen corresponding path program 1 times [2024-11-04 16:06:26,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 16:06:26,226 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1095387541] [2024-11-04 16:06:26,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 16:06:26,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 16:06:26,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 16:06:26,230 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 16:06:26,232 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-04 16:06:26,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 16:06:26,334 WARN L253 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-04 16:06:26,343 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 16:06:26,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-04 16:06:26,564 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 16:06:26,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-04 16:06:26,703 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 16:06:26,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1095387541] [2024-11-04 16:06:26,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1095387541] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 16:06:26,705 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 16:06:26,705 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2024-11-04 16:06:26,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875336889] [2024-11-04 16:06:26,707 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 16:06:26,711 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-04 16:06:26,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 16:06:26,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-04 16:06:26,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-04 16:06:26,732 INFO L87 Difference]: Start difference. First operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 6 states, 6 states have (on average 1.3333333333333333) 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) [2024-11-04 16:06:26,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 16:06:26,777 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2024-11-04 16:06:26,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-04 16:06:26,779 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 1.3333333333333333) 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) Word has length 5 [2024-11-04 16:06:26,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 16:06:26,789 INFO L225 Difference]: With dead ends: 18 [2024-11-04 16:06:26,789 INFO L226 Difference]: Without dead ends: 10 [2024-11-04 16:06:26,791 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-04 16:06:26,795 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 4 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 14 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 [2024-11-04 16:06:26,796 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 14 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-04 16:06:26,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2024-11-04 16:06:26,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2024-11-04 16:06:26,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-04 16:06:26,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2024-11-04 16:06:26,828 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2024-11-04 16:06:26,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 16:06:26,828 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2024-11-04 16:06:26,828 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 1.3333333333333333) 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) [2024-11-04 16:06:26,829 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2024-11-04 16:06:26,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-04 16:06:26,829 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 16:06:26,829 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2024-11-04 16:06:26,845 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-04 16:06:27,033 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 16:06:27,034 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 16:06:27,035 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 16:06:27,035 INFO L85 PathProgramCache]: Analyzing trace with hash 152739811, now seen corresponding path program 1 times [2024-11-04 16:06:27,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 16:06:27,035 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1746811850] [2024-11-04 16:06:27,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 16:06:27,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 16:06:27,036 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 16:06:27,038 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 16:06:27,040 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-04 16:06:27,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 16:06:27,113 INFO L255 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-04 16:06:27,118 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 16:06:27,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-04 16:06:27,381 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 16:06:28,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-04 16:06:28,887 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 16:06:28,887 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1746811850] [2024-11-04 16:06:28,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1746811850] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-04 16:06:28,888 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-04 16:06:28,888 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2024-11-04 16:06:28,888 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59338234] [2024-11-04 16:06:28,888 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-04 16:06:28,889 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-04 16:06:28,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 16:06:28,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-04 16:06:28,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-11-04 16:06:28,891 INFO L87 Difference]: Start difference. First operand 9 states and 9 transitions. Second operand has 10 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-04 16:06:29,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 16:06:29,060 INFO L93 Difference]: Finished difference Result 18 states and 19 transitions. [2024-11-04 16:06:29,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-04 16:06:29,061 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2024-11-04 16:06:29,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 16:06:29,062 INFO L225 Difference]: With dead ends: 18 [2024-11-04 16:06:29,062 INFO L226 Difference]: Without dead ends: 16 [2024-11-04 16:06:29,062 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2024-11-04 16:06:29,063 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 7 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 16 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-04 16:06:29,064 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 16 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-04 16:06:29,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2024-11-04 16:06:29,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 15. [2024-11-04 16:06:29,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 14 states have (on average 1.0714285714285714) internal successors, (15), 14 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-04 16:06:29,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2024-11-04 16:06:29,068 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 8 [2024-11-04 16:06:29,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 16:06:29,068 INFO L471 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2024-11-04 16:06:29,069 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-04 16:06:29,069 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2024-11-04 16:06:29,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-04 16:06:29,069 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 16:06:29,070 INFO L215 NwaCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1, 1] [2024-11-04 16:06:29,087 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-04 16:06:29,270 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 16:06:29,271 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 16:06:29,272 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 16:06:29,272 INFO L85 PathProgramCache]: Analyzing trace with hash 1333570723, now seen corresponding path program 2 times [2024-11-04 16:06:29,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 16:06:29,272 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2046247784] [2024-11-04 16:06:29,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 16:06:29,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 16:06:29,273 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 16:06:29,276 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 16:06:29,280 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-04 16:06:29,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 16:06:29,387 WARN L253 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 60 conjuncts are in the unsatisfiable core [2024-11-04 16:06:29,395 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 16:06:29,874 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-04 16:06:29,874 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 16:06:36,936 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-04 16:06:36,936 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 16:06:36,937 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2046247784] [2024-11-04 16:06:36,937 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [2046247784] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-04 16:06:36,937 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-04 16:06:36,937 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12] total 21 [2024-11-04 16:06:36,937 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [612467651] [2024-11-04 16:06:36,937 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-04 16:06:36,939 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-11-04 16:06:36,939 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 16:06:36,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-11-04 16:06:36,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=303, Unknown=0, NotChecked=0, Total=420 [2024-11-04 16:06:36,941 INFO L87 Difference]: Start difference. First operand 15 states and 15 transitions. Second operand has 21 states, 21 states have (on average 1.2380952380952381) internal successors, (26), 21 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-04 16:06:38,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 16:06:38,307 INFO L93 Difference]: Finished difference Result 30 states and 33 transitions. [2024-11-04 16:06:38,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-04 16:06:38,308 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 1.2380952380952381) internal successors, (26), 21 states have internal predecessors, (26), 0 states have call successors, (0), 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 14 [2024-11-04 16:06:38,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 16:06:38,309 INFO L225 Difference]: With dead ends: 30 [2024-11-04 16:06:38,309 INFO L226 Difference]: Without dead ends: 28 [2024-11-04 16:06:38,310 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 148 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=258, Invalid=612, Unknown=0, NotChecked=0, Total=870 [2024-11-04 16:06:38,310 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 23 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 26 SdHoareTripleChecker+Invalid, 134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-04 16:06:38,311 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 26 Invalid, 134 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-04 16:06:38,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2024-11-04 16:06:38,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 27. [2024-11-04 16:06:38,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 26 states have (on average 1.0384615384615385) internal successors, (27), 26 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-04 16:06:38,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 27 transitions. [2024-11-04 16:06:38,317 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 27 transitions. Word has length 14 [2024-11-04 16:06:38,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 16:06:38,317 INFO L471 AbstractCegarLoop]: Abstraction has 27 states and 27 transitions. [2024-11-04 16:06:38,318 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 1.2380952380952381) internal successors, (26), 21 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-04 16:06:38,318 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 27 transitions. [2024-11-04 16:06:38,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-04 16:06:38,318 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 16:06:38,318 INFO L215 NwaCegarLoop]: trace histogram [8, 7, 7, 1, 1, 1, 1] [2024-11-04 16:06:38,334 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-04 16:06:38,519 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 16:06:38,520 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 16:06:38,520 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 16:06:38,520 INFO L85 PathProgramCache]: Analyzing trace with hash 96933411, now seen corresponding path program 3 times [2024-11-04 16:06:38,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 16:06:38,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1034796875] [2024-11-04 16:06:38,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 16:06:38,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 16:06:38,521 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 16:06:38,524 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-04 16:06:38,525 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-04 16:06:38,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 16:06:38,663 WARN L253 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 80 conjuncts are in the unsatisfiable core [2024-11-04 16:06:38,671 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 16:06:41,015 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-04 16:06:41,015 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 16:06:50,292 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|))) (or (forall ((|v_ULTIMATE.start_main_~var_16_arg_0~0#1_36| (_ BitVec 8))) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_16_arg_0~0#1_36|) (_ bv1 32)))))))) (let ((.cse6 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_8~0#1|))) (let ((.cse8 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_3~0#1|)) (.cse62 ((_ zero_extend 24) ((_ extract 7 0) .cse6)))) (let ((.cse39 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) .cse62))))))) (let ((.cse41 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse39))))))))) (let ((.cse12 ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_20~0#1|)) (.cse43 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse41)))))))) (.cse37 ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_7~0#1|)) (.cse47 (forall ((|ULTIMATE.start_main_~state_5~0#1| (_ BitVec 8))) (let ((.cse89 ((_ zero_extend 24) |ULTIMATE.start_main_~state_5~0#1|))) (or (not (bvsgt .cse39 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse89))))))))) (bvsgt .cse89 .cse6))))) (.cse63 (= (_ bv0 8) ((_ extract 7 0) (bvand .cse0 (_ bv1 32)))))) (and (or (let ((.cse4 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 .cse62))))) (let ((.cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse4 .cse37)))))))))))) (let ((.cse55 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse7 .cse37)))))))))))) (let ((.cse16 (= .cse12 .cse6)) (.cse1 (= .cse12 .cse4)) (.cse2 (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv1 32) ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_14~0#1|))))))))) (.cse13 (forall ((|ULTIMATE.start_main_~state_5~0#1| (_ BitVec 8))) (let ((.cse61 ((_ zero_extend 24) |ULTIMATE.start_main_~state_5~0#1|))) (let ((.cse60 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse61))))))))) (or (bvsgt .cse60 .cse4) (not (bvsgt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse60)))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) .cse7))))))) (not (bvsgt .cse61 .cse6)) (= .cse4 .cse60)))))) (.cse15 (forall ((|ULTIMATE.start_main_~state_5~0#1| (_ BitVec 8))) (let ((.cse59 ((_ zero_extend 24) |ULTIMATE.start_main_~state_5~0#1|))) (let ((.cse57 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse59))))))))) (let ((.cse58 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse57))))))))) (or (bvsgt .cse57 .cse4) (not (bvsgt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse58))))))) .cse55)) (not (bvsgt .cse59 .cse6)) (= .cse7 .cse58) (= .cse4 .cse57))))))) (.cse14 (forall ((|ULTIMATE.start_main_~state_5~0#1| (_ BitVec 8))) (let ((.cse56 ((_ zero_extend 24) |ULTIMATE.start_main_~state_5~0#1|))) (let ((.cse53 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse56))))))))) (let ((.cse54 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse53))))))))) (or (bvsgt .cse53 .cse4) (not (bvsgt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse54))))))) .cse55)) (bvsgt .cse54 .cse7) (not (bvsgt .cse56 .cse6)) (= .cse7 .cse54) (= .cse4 .cse53)))))))) (and (or .cse1 (and (or (and (or .cse2 (forall ((|ULTIMATE.start_main_~state_5~0#1| (_ BitVec 8))) (let ((.cse5 ((_ zero_extend 24) |ULTIMATE.start_main_~state_5~0#1|))) (let ((.cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse5))))))))) (or (bvsgt .cse3 .cse4) (not (bvsgt .cse5 .cse6)) (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse3)))))))) (= .cse4 .cse3)))))) (forall ((|ULTIMATE.start_main_~state_5~0#1| (_ BitVec 8))) (let ((.cse11 ((_ zero_extend 24) |ULTIMATE.start_main_~state_5~0#1|))) (let ((.cse9 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse11))))))))) (let ((.cse10 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse9))))))))) (or (bvsgt .cse9 .cse4) (bvsgt .cse10 .cse7) (not (bvsgt .cse11 .cse6)) (= .cse7 .cse10) (= .cse4 .cse9))))))) (not (= .cse7 .cse12))) (or .cse2 .cse13) .cse14 (or .cse2 .cse15)) .cse16) (or .cse16 (let ((.cse18 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse37 .cse6)))))))))))) (let ((.cse19 (= .cse18 .cse12))) (and (or .cse2 (forall ((|ULTIMATE.start_main_~state_5~0#1| (_ BitVec 8))) (let ((.cse17 ((_ zero_extend 24) |ULTIMATE.start_main_~state_5~0#1|))) (or (= .cse17 .cse6) (bvsgt .cse17 .cse6) (not (bvsgt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse17))))))) .cse18)))))) (or (not .cse19) .cse2 (forall ((|ULTIMATE.start_main_~state_5~0#1| (_ BitVec 8))) (let ((.cse20 ((_ zero_extend 24) |ULTIMATE.start_main_~state_5~0#1|))) (let ((.cse21 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse20))))))))) (or (= .cse20 .cse6) (bvsgt .cse20 .cse6) (bvsgt .cse21 .cse18) (= .cse18 .cse21)))))) (or .cse19 (let ((.cse24 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse18 .cse37)))))))))))) (let ((.cse32 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse24 .cse37)))))))))))) (and (or .cse2 (forall ((|ULTIMATE.start_main_~state_5~0#1| (_ BitVec 8))) (let ((.cse22 ((_ zero_extend 24) |ULTIMATE.start_main_~state_5~0#1|))) (let ((.cse23 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse22))))))))) (or (= .cse22 .cse6) (bvsgt .cse22 .cse6) (not (bvsgt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse23)))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) .cse24))))))) (bvsgt .cse23 .cse18) (= .cse18 .cse23)))))) (or (not (= .cse24 .cse12)) (and (forall ((|ULTIMATE.start_main_~state_5~0#1| (_ BitVec 8))) (let ((.cse26 ((_ zero_extend 24) |ULTIMATE.start_main_~state_5~0#1|))) (let ((.cse27 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse26))))))))) (let ((.cse25 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse27))))))))) (or (bvsgt .cse25 .cse24) (= .cse26 .cse6) (bvsgt .cse26 .cse6) (= .cse24 .cse25) (bvsgt .cse27 .cse18) (= .cse18 .cse27)))))) (or .cse2 (forall ((|ULTIMATE.start_main_~state_5~0#1| (_ BitVec 8))) (let ((.cse28 ((_ zero_extend 24) |ULTIMATE.start_main_~state_5~0#1|))) (let ((.cse29 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse28))))))))) (or (= .cse28 .cse6) (bvsgt .cse28 .cse6) (= .cse24 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse29)))))))) (bvsgt .cse29 .cse18) (= .cse18 .cse29)))))))) (or .cse2 (forall ((|ULTIMATE.start_main_~state_5~0#1| (_ BitVec 8))) (let ((.cse30 ((_ zero_extend 24) |ULTIMATE.start_main_~state_5~0#1|))) (let ((.cse33 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse30))))))))) (let ((.cse31 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse33))))))))) (or (= .cse30 .cse6) (bvsgt .cse30 .cse6) (not (bvsgt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse31))))))) .cse32)) (= .cse24 .cse31) (bvsgt .cse33 .cse18) (= .cse18 .cse33))))))) (forall ((|ULTIMATE.start_main_~state_5~0#1| (_ BitVec 8))) (let ((.cse35 ((_ zero_extend 24) |ULTIMATE.start_main_~state_5~0#1|))) (let ((.cse36 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse35))))))))) (let ((.cse34 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse36))))))))) (or (bvsgt .cse34 .cse24) (= .cse35 .cse6) (bvsgt .cse35 .cse6) (not (bvsgt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse34))))))) .cse32)) (= .cse24 .cse34) (bvsgt .cse36 .cse18) (= .cse18 .cse36)))))))))))))) (or (and (forall ((|ULTIMATE.start_main_~state_5~0#1| (_ BitVec 8))) (let ((.cse42 ((_ zero_extend 24) |ULTIMATE.start_main_~state_5~0#1|))) (let ((.cse38 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse42))))))))) (let ((.cse40 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse38 .cse37)))))))))))) (or (= .cse38 .cse39) (bvsgt .cse39 .cse38) (= .cse40 .cse41) (bvsgt .cse42 .cse6) (bvsgt .cse41 .cse40) (not (bvsgt .cse43 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse40 .cse37))))))))))))))))) (or .cse2 (forall ((|ULTIMATE.start_main_~state_5~0#1| (_ BitVec 8))) (let ((.cse46 ((_ zero_extend 24) |ULTIMATE.start_main_~state_5~0#1|))) (let ((.cse44 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse46))))))))) (let ((.cse45 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse44 .cse37)))))))))))) (or (= .cse44 .cse39) (bvsgt .cse39 .cse44) (= .cse45 .cse41) (bvsgt .cse46 .cse6) (not (bvsgt .cse43 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse45 .cse37)))))))))))))))))) (or .cse2 .cse47) (or (forall ((|ULTIMATE.start_main_~state_5~0#1| (_ BitVec 8))) (let ((.cse49 ((_ zero_extend 24) |ULTIMATE.start_main_~state_5~0#1|))) (let ((.cse48 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse49))))))))) (or (= .cse48 .cse39) (bvsgt .cse39 .cse48) (bvsgt .cse49 .cse6) (not (bvsgt .cse43 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse48 .cse37))))))))))))))))))))) .cse2)) (not .cse16)) (or .cse2 (forall ((|ULTIMATE.start_main_~state_5~0#1| (_ BitVec 8))) (let ((.cse50 ((_ zero_extend 24) |ULTIMATE.start_main_~state_5~0#1|))) (or (not (bvsgt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse50))))))) .cse4)) (not (bvsgt .cse50 .cse6)))))) (or .cse2 (not .cse1) (forall ((|ULTIMATE.start_main_~state_5~0#1| (_ BitVec 8))) (let ((.cse52 ((_ zero_extend 24) |ULTIMATE.start_main_~state_5~0#1|))) (let ((.cse51 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse52))))))))) (or (bvsgt .cse51 .cse4) (not (bvsgt .cse52 .cse6)) (= .cse4 .cse51)))))) (or .cse1 (and (or .cse2 (and .cse13 .cse15)) .cse14))))))) .cse63) (or (and (forall ((|ULTIMATE.start_main_~state_5~0#1| (_ BitVec 8))) (let ((.cse66 ((_ zero_extend 24) |ULTIMATE.start_main_~state_5~0#1|))) (let ((.cse64 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse66))))))))) (let ((.cse65 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse64 .cse37)))))))))))) (or (= .cse64 .cse39) (= .cse65 .cse41) (bvsgt .cse66 .cse6) (not (= .cse65 .cse12))))))) (forall ((|ULTIMATE.start_main_~state_5~0#1| (_ BitVec 8))) (let ((.cse68 ((_ zero_extend 24) |ULTIMATE.start_main_~state_5~0#1|))) (let ((.cse67 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse68))))))))) (or (= .cse67 .cse39) (bvsgt .cse68 .cse6) (not (bvsgt .cse43 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse67 .cse37))))))))))))))))))))) (forall ((|ULTIMATE.start_main_~state_5~0#1| (_ BitVec 8))) (let ((.cse71 ((_ zero_extend 24) |ULTIMATE.start_main_~state_5~0#1|))) (let ((.cse70 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse71)))))))) (.cse69 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse71 .cse37)))))))))) (let ((.cse73 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse69)))))))) (.cse72 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse70 .cse37)))))))))))) (or (= .cse69 .cse70) (not (= .cse71 .cse6)) (= .cse72 .cse73) (not (bvsgt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse73))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse72 .cse37))))))))))))))))) (forall ((|ULTIMATE.start_main_~state_5~0#1| (_ BitVec 8))) (let ((.cse74 ((_ zero_extend 24) |ULTIMATE.start_main_~state_5~0#1|))) (let ((.cse75 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse74))))))))) (or (= ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse74 .cse37)))))))) .cse75) (not (= .cse74 .cse6)) (not (= .cse12 .cse75)))))) (forall ((|ULTIMATE.start_main_~state_5~0#1| (_ BitVec 8))) (let ((.cse77 ((_ zero_extend 24) |ULTIMATE.start_main_~state_5~0#1|))) (let ((.cse76 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse77))))))))) (or (= .cse76 .cse39) (bvsgt .cse77 .cse6) (not (= .cse12 .cse76)))))) (forall ((|ULTIMATE.start_main_~state_5~0#1| (_ BitVec 8))) (let ((.cse81 ((_ zero_extend 24) |ULTIMATE.start_main_~state_5~0#1|))) (let ((.cse79 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse81))))))))) (let ((.cse80 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse79 .cse37))))))))))) (.cse78 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse81 .cse37)))))))))) (or (= .cse78 .cse79) (not (= .cse80 .cse12)) (not (= .cse81 .cse6)) (= .cse80 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse78))))))))))))) (forall ((|ULTIMATE.start_main_~state_5~0#1| (_ BitVec 8))) (let ((.cse84 ((_ zero_extend 24) |ULTIMATE.start_main_~state_5~0#1|))) (let ((.cse82 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse84))))))))) (let ((.cse83 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse82 .cse37)))))))))))) (or (= .cse82 .cse39) (= .cse83 .cse41) (bvsgt .cse84 .cse6) (not (bvsgt .cse43 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse83 .cse37))))))))))))))))) (forall ((|ULTIMATE.start_main_~state_5~0#1| (_ BitVec 8))) (let ((.cse87 ((_ zero_extend 24) |ULTIMATE.start_main_~state_5~0#1|))) (let ((.cse85 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse87 .cse37))))))))) (.cse86 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse87))))))))) (or (not (bvsgt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse85)))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse86 .cse37))))))))))))))))) (= .cse85 .cse86) (not (= .cse87 .cse6)))))) (forall ((|ULTIMATE.start_main_~state_5~0#1| (_ BitVec 8))) (let ((.cse88 ((_ zero_extend 24) |ULTIMATE.start_main_~state_5~0#1|))) (or (not (= .cse88 .cse6)) (not (bvsgt ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse88 .cse37)))))))))))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse88)))))))))))))))))))))) .cse47) (not .cse63)))))))))) is different from false