/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.use.bitabs.translation true -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p14.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-25 23:20:30,842 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-25 23:20:30,897 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2023-12-25 23:20:30,903 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-25 23:20:30,904 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-25 23:20:30,937 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-25 23:20:30,938 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-25 23:20:30,938 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-25 23:20:30,939 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-25 23:20:30,942 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-25 23:20:30,942 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-25 23:20:30,943 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-25 23:20:30,944 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-25 23:20:30,945 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-25 23:20:30,945 INFO L153 SettingsManager]: * Use SBE=true [2023-12-25 23:20:30,945 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-25 23:20:30,945 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-25 23:20:30,946 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-25 23:20:30,946 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-25 23:20:30,946 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-25 23:20:30,946 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-25 23:20:30,947 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-25 23:20:30,947 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-25 23:20:30,947 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-25 23:20:30,947 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-25 23:20:30,948 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-25 23:20:30,948 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-25 23:20:30,948 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-25 23:20:30,949 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-25 23:20:30,949 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-25 23:20:30,950 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-25 23:20:30,950 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-25 23:20:30,950 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-25 23:20:30,950 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-25 23:20:30,951 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-25 23:20:30,951 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-25 23:20:30,951 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-25 23:20:30,951 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-25 23:20:30,951 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-25 23:20:30,951 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-25 23:20:30,952 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> true [2023-12-25 23:20:31,176 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-25 23:20:31,197 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-25 23:20:31,200 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-25 23:20:31,200 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-25 23:20:31,203 INFO L274 PluginConnector]: CDTParser initialized [2023-12-25 23:20:31,204 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p14.c [2023-12-25 23:20:32,383 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-25 23:20:32,598 INFO L384 CDTParser]: Found 1 translation units. [2023-12-25 23:20:32,599 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p14.c [2023-12-25 23:20:32,613 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0788bfd17/06130a7822ce46c49107a15b17017c60/FLAG4f539050e [2023-12-25 23:20:32,623 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0788bfd17/06130a7822ce46c49107a15b17017c60 [2023-12-25 23:20:32,625 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-25 23:20:32,626 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-25 23:20:32,627 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-25 23:20:32,627 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-25 23:20:32,631 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-25 23:20:32,631 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.12 11:20:32" (1/1) ... [2023-12-25 23:20:32,632 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@755dbd37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:20:32, skipping insertion in model container [2023-12-25 23:20:32,632 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.12 11:20:32" (1/1) ... [2023-12-25 23:20:32,689 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-25 23:20:32,836 WARN L239 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.vis_arrays_vsaR_p14.c[1259,1272] [2023-12-25 23:20:33,065 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-25 23:20:33,075 INFO L202 MainTranslator]: Completed pre-run [2023-12-25 23:20:33,085 WARN L239 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.vis_arrays_vsaR_p14.c[1259,1272] [2023-12-25 23:20:33,238 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-25 23:20:33,250 INFO L206 MainTranslator]: Completed translation [2023-12-25 23:20:33,250 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:20:33 WrapperNode [2023-12-25 23:20:33,250 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-25 23:20:33,251 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-25 23:20:33,251 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-25 23:20:33,251 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-25 23:20:33,257 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:20:33" (1/1) ... [2023-12-25 23:20:33,302 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:20:33" (1/1) ... [2023-12-25 23:20:33,469 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2405 [2023-12-25 23:20:33,469 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-25 23:20:33,470 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-25 23:20:33,470 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-25 23:20:33,470 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-25 23:20:33,479 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:20:33" (1/1) ... [2023-12-25 23:20:33,479 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:20:33" (1/1) ... [2023-12-25 23:20:33,513 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:20:33" (1/1) ... [2023-12-25 23:20:33,590 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]. [2023-12-25 23:20:33,590 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:20:33" (1/1) ... [2023-12-25 23:20:33,591 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:20:33" (1/1) ... [2023-12-25 23:20:33,649 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:20:33" (1/1) ... [2023-12-25 23:20:33,669 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:20:33" (1/1) ... [2023-12-25 23:20:33,685 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:20:33" (1/1) ... [2023-12-25 23:20:33,701 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:20:33" (1/1) ... [2023-12-25 23:20:33,750 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-25 23:20:33,751 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-25 23:20:33,751 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-25 23:20:33,751 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-25 23:20:33,752 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:20:33" (1/1) ... [2023-12-25 23:20:33,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-25 23:20:33,765 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-25 23:20:33,781 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) [2023-12-25 23:20:33,877 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 [2023-12-25 23:20:33,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-25 23:20:33,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-25 23:20:33,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-25 23:20:33,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-25 23:20:34,122 INFO L241 CfgBuilder]: Building ICFG [2023-12-25 23:20:34,124 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-25 23:20:35,620 INFO L282 CfgBuilder]: Performing block encoding [2023-12-25 23:20:35,690 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-25 23:20:35,690 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-25 23:20:35,690 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.12 11:20:35 BoogieIcfgContainer [2023-12-25 23:20:35,691 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-25 23:20:35,693 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-25 23:20:35,693 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-25 23:20:35,696 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-25 23:20:35,696 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.12 11:20:32" (1/3) ... [2023-12-25 23:20:35,697 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45408091 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.12 11:20:35, skipping insertion in model container [2023-12-25 23:20:35,697 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 11:20:33" (2/3) ... [2023-12-25 23:20:35,697 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45408091 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.12 11:20:35, skipping insertion in model container [2023-12-25 23:20:35,698 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.12 11:20:35" (3/3) ... [2023-12-25 23:20:35,698 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vis_arrays_vsaR_p14.c [2023-12-25 23:20:35,713 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-25 23:20:35,714 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-25 23:20:35,774 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-25 23:20:35,779 INFO L357 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, mHoare=true, 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;@27d243ef, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-25 23:20:35,779 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-25 23:20:35,787 INFO L276 IsEmpty]: Start isEmpty. Operand has 405 states, 403 states have (on average 1.6674937965260546) internal successors, (672), 404 states have internal predecessors, (672), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-25 23:20:35,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-25 23:20:35,794 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:20:35,795 INFO L195 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] [2023-12-25 23:20:35,796 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:20:35,803 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:20:35,803 INFO L85 PathProgramCache]: Analyzing trace with hash 223094167, now seen corresponding path program 1 times [2023-12-25 23:20:35,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:20:35,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661317469] [2023-12-25 23:20:35,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:20:35,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:20:36,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:20:36,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:20:36,492 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:20:36,493 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661317469] [2023-12-25 23:20:36,493 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1661317469] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:20:36,493 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:20:36,493 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-25 23:20:36,495 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1230133002] [2023-12-25 23:20:36,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:20:36,498 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-25 23:20:36,498 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:20:36,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-25 23:20:36,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-25 23:20:36,524 INFO L87 Difference]: Start difference. First operand has 405 states, 403 states have (on average 1.6674937965260546) internal successors, (672), 404 states have internal predecessors, (672), 0 states have call successors, (0), 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 10.5) internal successors, (42), 4 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-25 23:20:36,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:20:36,683 INFO L93 Difference]: Finished difference Result 1133 states and 1884 transitions. [2023-12-25 23:20:36,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-25 23:20:36,686 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 0 states have call successors, (0), 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 42 [2023-12-25 23:20:36,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:20:36,705 INFO L225 Difference]: With dead ends: 1133 [2023-12-25 23:20:36,705 INFO L226 Difference]: Without dead ends: 768 [2023-12-25 23:20:36,712 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-25 23:20:36,716 INFO L413 NwaCegarLoop]: 678 mSDtfsCounter, 600 mSDsluCounter, 1334 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 600 SdHoareTripleChecker+Valid, 2012 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-25 23:20:36,717 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [600 Valid, 2012 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-25 23:20:36,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 768 states. [2023-12-25 23:20:36,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 768 to 405. [2023-12-25 23:20:36,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 405 states, 404 states have (on average 1.6584158415841583) internal successors, (670), 404 states have internal predecessors, (670), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-25 23:20:36,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 405 states and 670 transitions. [2023-12-25 23:20:36,789 INFO L78 Accepts]: Start accepts. Automaton has 405 states and 670 transitions. Word has length 42 [2023-12-25 23:20:36,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:20:36,790 INFO L495 AbstractCegarLoop]: Abstraction has 405 states and 670 transitions. [2023-12-25 23:20:36,790 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-25 23:20:36,790 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 670 transitions. [2023-12-25 23:20:36,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-25 23:20:36,792 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:20:36,792 INFO L195 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] [2023-12-25 23:20:36,792 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-25 23:20:36,792 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:20:36,793 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:20:36,793 INFO L85 PathProgramCache]: Analyzing trace with hash 1996488717, now seen corresponding path program 1 times [2023-12-25 23:20:36,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:20:36,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [84919719] [2023-12-25 23:20:36,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:20:36,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:20:36,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:20:37,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:20:37,054 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:20:37,054 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [84919719] [2023-12-25 23:20:37,054 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [84919719] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:20:37,054 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:20:37,054 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-25 23:20:37,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430172600] [2023-12-25 23:20:37,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:20:37,056 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-25 23:20:37,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:20:37,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-25 23:20:37,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-25 23:20:37,057 INFO L87 Difference]: Start difference. First operand 405 states and 670 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-25 23:20:37,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:20:37,114 INFO L93 Difference]: Finished difference Result 409 states and 674 transitions. [2023-12-25 23:20:37,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-25 23:20:37,115 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 0 states have call successors, (0), 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 43 [2023-12-25 23:20:37,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:20:37,116 INFO L225 Difference]: With dead ends: 409 [2023-12-25 23:20:37,116 INFO L226 Difference]: Without dead ends: 407 [2023-12-25 23:20:37,117 INFO L412 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 [2023-12-25 23:20:37,118 INFO L413 NwaCegarLoop]: 665 mSDtfsCounter, 1 mSDsluCounter, 1325 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1990 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-25 23:20:37,118 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1990 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-25 23:20:37,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 407 states. [2023-12-25 23:20:37,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 407 to 407. [2023-12-25 23:20:37,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 407 states, 406 states have (on average 1.6551724137931034) internal successors, (672), 406 states have internal predecessors, (672), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-25 23:20:37,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 407 states and 672 transitions. [2023-12-25 23:20:37,126 INFO L78 Accepts]: Start accepts. Automaton has 407 states and 672 transitions. Word has length 43 [2023-12-25 23:20:37,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:20:37,126 INFO L495 AbstractCegarLoop]: Abstraction has 407 states and 672 transitions. [2023-12-25 23:20:37,126 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-25 23:20:37,126 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 672 transitions. [2023-12-25 23:20:37,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-25 23:20:37,127 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:20:37,127 INFO L195 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] [2023-12-25 23:20:37,127 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-12-25 23:20:37,128 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:20:37,128 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:20:37,128 INFO L85 PathProgramCache]: Analyzing trace with hash 1763333259, now seen corresponding path program 1 times [2023-12-25 23:20:37,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:20:37,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102462624] [2023-12-25 23:20:37,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:20:37,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:20:37,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:20:37,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:20:37,280 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:20:37,280 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102462624] [2023-12-25 23:20:37,281 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1102462624] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:20:37,281 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:20:37,281 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-25 23:20:37,281 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [701547716] [2023-12-25 23:20:37,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:20:37,282 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-25 23:20:37,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:20:37,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-25 23:20:37,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-25 23:20:37,283 INFO L87 Difference]: Start difference. First operand 407 states and 672 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-25 23:20:37,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:20:37,323 INFO L93 Difference]: Finished difference Result 777 states and 1282 transitions. [2023-12-25 23:20:37,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-25 23:20:37,323 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 0 states have call successors, (0), 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 44 [2023-12-25 23:20:37,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:20:37,325 INFO L225 Difference]: With dead ends: 777 [2023-12-25 23:20:37,325 INFO L226 Difference]: Without dead ends: 410 [2023-12-25 23:20:37,327 INFO L412 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 [2023-12-25 23:20:37,329 INFO L413 NwaCegarLoop]: 665 mSDtfsCounter, 1 mSDsluCounter, 1323 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1988 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-25 23:20:37,329 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1988 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-25 23:20:37,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 410 states. [2023-12-25 23:20:37,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 410 to 409. [2023-12-25 23:20:37,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 409 states, 408 states have (on average 1.6519607843137254) internal successors, (674), 408 states have internal predecessors, (674), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-25 23:20:37,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 409 states and 674 transitions. [2023-12-25 23:20:37,335 INFO L78 Accepts]: Start accepts. Automaton has 409 states and 674 transitions. Word has length 44 [2023-12-25 23:20:37,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:20:37,335 INFO L495 AbstractCegarLoop]: Abstraction has 409 states and 674 transitions. [2023-12-25 23:20:37,335 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-25 23:20:37,335 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 674 transitions. [2023-12-25 23:20:37,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-25 23:20:37,337 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:20:37,337 INFO L195 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] [2023-12-25 23:20:37,338 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-12-25 23:20:37,338 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:20:37,338 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:20:37,338 INFO L85 PathProgramCache]: Analyzing trace with hash 393331305, now seen corresponding path program 1 times [2023-12-25 23:20:37,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:20:37,339 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577525] [2023-12-25 23:20:37,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:20:37,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:20:37,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 23:20:37,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 23:20:37,569 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-25 23:20:37,569 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577525] [2023-12-25 23:20:37,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [577525] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 23:20:37,569 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 23:20:37,570 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-12-25 23:20:37,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247596036] [2023-12-25 23:20:37,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 23:20:37,570 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-25 23:20:37,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-25 23:20:37,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-25 23:20:37,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-12-25 23:20:37,572 INFO L87 Difference]: Start difference. First operand 409 states and 674 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 6 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-25 23:20:37,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 23:20:37,727 INFO L93 Difference]: Finished difference Result 1510 states and 2489 transitions. [2023-12-25 23:20:37,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-12-25 23:20:37,728 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 6 states have internal predecessors, (45), 0 states have call successors, (0), 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 45 [2023-12-25 23:20:37,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 23:20:37,734 INFO L225 Difference]: With dead ends: 1510 [2023-12-25 23:20:37,735 INFO L226 Difference]: Without dead ends: 1141 [2023-12-25 23:20:37,738 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2023-12-25 23:20:37,743 INFO L413 NwaCegarLoop]: 677 mSDtfsCounter, 1785 mSDsluCounter, 2682 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1785 SdHoareTripleChecker+Valid, 3359 SdHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-25 23:20:37,744 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1785 Valid, 3359 Invalid, 65 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 65 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-25 23:20:37,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1141 states. [2023-12-25 23:20:37,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1141 to 412. [2023-12-25 23:20:37,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 412 states, 411 states have (on average 1.6496350364963503) internal successors, (678), 411 states have internal predecessors, (678), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-25 23:20:37,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 678 transitions. [2023-12-25 23:20:37,756 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 678 transitions. Word has length 45 [2023-12-25 23:20:37,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 23:20:37,757 INFO L495 AbstractCegarLoop]: Abstraction has 412 states and 678 transitions. [2023-12-25 23:20:37,757 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 6 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-25 23:20:37,758 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 678 transitions. [2023-12-25 23:20:37,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-25 23:20:37,758 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 23:20:37,758 INFO L195 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] [2023-12-25 23:20:37,758 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-12-25 23:20:37,759 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 23:20:37,759 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 23:20:37,759 INFO L85 PathProgramCache]: Analyzing trace with hash 304295, now seen corresponding path program 1 times [2023-12-25 23:20:37,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-25 23:20:37,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140803858] [2023-12-25 23:20:37,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 23:20:37,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-25 23:20:37,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-25 23:20:37,812 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-25 23:20:37,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-25 23:20:37,931 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-12-25 23:20:37,932 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-25 23:20:37,933 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-25 23:20:37,934 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-12-25 23:20:37,937 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-12-25 23:20:37,940 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-25 23:20:37,998 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-25 23:20:38,028 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.12 11:20:38 BoogieIcfgContainer [2023-12-25 23:20:38,028 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-25 23:20:38,029 INFO L158 Benchmark]: Toolchain (without parser) took 5402.81ms. Allocated memory was 286.3MB in the beginning and 488.6MB in the end (delta: 202.4MB). Free memory was 232.4MB in the beginning and 211.3MB in the end (delta: 21.1MB). Peak memory consumption was 225.0MB. Max. memory is 8.0GB. [2023-12-25 23:20:38,029 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 185.6MB. Free memory was 135.8MB in the beginning and 135.7MB in the end (delta: 143.4kB). There was no memory consumed. Max. memory is 8.0GB. [2023-12-25 23:20:38,029 INFO L158 Benchmark]: CACSL2BoogieTranslator took 623.74ms. Allocated memory is still 286.3MB. Free memory was 232.4MB in the beginning and 243.2MB in the end (delta: -10.8MB). Peak memory consumption was 58.9MB. Max. memory is 8.0GB. [2023-12-25 23:20:38,029 INFO L158 Benchmark]: Boogie Procedure Inliner took 218.03ms. Allocated memory is still 286.3MB. Free memory was 242.7MB in the beginning and 192.9MB in the end (delta: 49.8MB). Peak memory consumption was 49.3MB. Max. memory is 8.0GB. [2023-12-25 23:20:38,030 INFO L158 Benchmark]: Boogie Preprocessor took 280.31ms. Allocated memory is still 286.3MB. Free memory was 192.9MB in the beginning and 162.5MB in the end (delta: 30.4MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. [2023-12-25 23:20:38,030 INFO L158 Benchmark]: RCFGBuilder took 1940.66ms. Allocated memory was 286.3MB in the beginning and 488.6MB in the end (delta: 202.4MB). Free memory was 162.5MB in the beginning and 316.2MB in the end (delta: -153.8MB). Peak memory consumption was 55.4MB. Max. memory is 8.0GB. [2023-12-25 23:20:38,030 INFO L158 Benchmark]: TraceAbstraction took 2334.90ms. Allocated memory is still 488.6MB. Free memory was 315.2MB in the beginning and 211.3MB in the end (delta: 103.9MB). Peak memory consumption was 104.4MB. Max. memory is 8.0GB. [2023-12-25 23:20:38,032 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 185.6MB. Free memory was 135.8MB in the beginning and 135.7MB in the end (delta: 143.4kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 623.74ms. Allocated memory is still 286.3MB. Free memory was 232.4MB in the beginning and 243.2MB in the end (delta: -10.8MB). Peak memory consumption was 58.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 218.03ms. Allocated memory is still 286.3MB. Free memory was 242.7MB in the beginning and 192.9MB in the end (delta: 49.8MB). Peak memory consumption was 49.3MB. Max. memory is 8.0GB. * Boogie Preprocessor took 280.31ms. Allocated memory is still 286.3MB. Free memory was 192.9MB in the beginning and 162.5MB in the end (delta: 30.4MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. * RCFGBuilder took 1940.66ms. Allocated memory was 286.3MB in the beginning and 488.6MB in the end (delta: 202.4MB). Free memory was 162.5MB in the beginning and 316.2MB in the end (delta: -153.8MB). Peak memory consumption was 55.4MB. Max. memory is 8.0GB. * TraceAbstraction took 2334.90ms. Allocated memory is still 488.6MB. Free memory was 315.2MB in the beginning and 211.3MB in the end (delta: 103.9MB). Peak memory consumption was 104.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 171, overapproximation of bitwiseAnd at line 176. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 5); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (5 - 1); [L32] const SORT_5 mask_SORT_5 = (SORT_5)-1 >> (sizeof(SORT_5) * 8 - 12); [L33] const SORT_5 msb_SORT_5 = (SORT_5)1 << (12 - 1); [L35] const SORT_7 mask_SORT_7 = (SORT_7)-1 >> (sizeof(SORT_7) * 8 - 3); [L36] const SORT_7 msb_SORT_7 = (SORT_7)1 << (3 - 1); [L38] const SORT_78 mask_SORT_78 = (SORT_78)-1 >> (sizeof(SORT_78) * 8 - 32); [L39] const SORT_78 msb_SORT_78 = (SORT_78)1 << (32 - 1); [L41] const SORT_107 mask_SORT_107 = (SORT_107)-1 >> (sizeof(SORT_107) * 8 - 4); [L42] const SORT_107 msb_SORT_107 = (SORT_107)1 << (4 - 1); [L44] const SORT_174 mask_SORT_174 = (SORT_174)-1 >> (sizeof(SORT_174) * 8 - 2); [L45] const SORT_174 msb_SORT_174 = (SORT_174)1 << (2 - 1); [L47] const SORT_7 var_8 = 0; [L48] const SORT_5 var_12 = 0; [L49] const SORT_7 var_16 = 2; [L50] const SORT_1 var_19 = 0; [L51] const SORT_3 var_26 = 0; [L52] const SORT_1 var_35 = 1; [L53] const SORT_7 var_57 = 1; [L54] const SORT_7 var_62 = 4; [L55] const SORT_7 var_64 = 5; [L56] const SORT_7 var_68 = 3; [L57] const SORT_78 var_80 = 0; [L58] const SORT_3 var_94 = 2; [L59] const SORT_7 var_124 = 7; [L60] const SORT_7 var_129 = 6; [L61] const SORT_3 var_183 = 31; [L63] SORT_1 input_2; [L64] SORT_3 input_4; [L65] SORT_5 input_6; [L66] SORT_3 input_171; [L67] SORT_3 input_172; [L68] SORT_3 input_173; [L69] SORT_3 input_182; [L70] SORT_3 input_192; [L71] SORT_3 input_193; [L72] SORT_3 input_194; [L73] SORT_3 input_197; [L74] SORT_3 input_216; [L75] SORT_3 input_217; [L76] SORT_3 input_218; [L77] SORT_3 input_221; [L78] SORT_3 input_223; [L79] SORT_174 input_237; [L80] SORT_174 input_238; [L81] SORT_174 input_239; [L83] EXPR __VERIFIER_nondet_uchar() & mask_SORT_7 VAL [mask_SORT_107=15, mask_SORT_174=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_78=4294967295, mask_SORT_7=7, msb_SORT_107=8, msb_SORT_174=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_78=2147483648, msb_SORT_7=4, var_124=7, var_129=6, var_12=0, var_16=2, var_183=31, var_19=0, var_26=0, var_35=1, var_57=1, var_62=4, var_64=5, var_68=3, var_80=0, var_8=0, var_94=2] [L83] SORT_7 state_9 = __VERIFIER_nondet_uchar() & mask_SORT_7; [L84] EXPR __VERIFIER_nondet_ushort() & mask_SORT_5 VAL [mask_SORT_107=15, mask_SORT_174=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_78=4294967295, mask_SORT_7=7, msb_SORT_107=8, msb_SORT_174=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_78=2147483648, msb_SORT_7=4, state_9=0, var_124=7, var_129=6, var_12=0, var_16=2, var_183=31, var_19=0, var_26=0, var_35=1, var_57=1, var_62=4, var_64=5, var_68=3, var_80=0, var_8=0, var_94=2] [L84] SORT_5 state_13 = __VERIFIER_nondet_ushort() & mask_SORT_5; [L85] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_107=15, mask_SORT_174=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_78=4294967295, mask_SORT_7=7, msb_SORT_107=8, msb_SORT_174=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_78=2147483648, msb_SORT_7=4, state_13=0, state_9=0, var_124=7, var_129=6, var_12=0, var_16=2, var_183=31, var_19=0, var_26=0, var_35=1, var_57=1, var_62=4, var_64=5, var_68=3, var_80=0, var_8=0, var_94=2] [L85] SORT_1 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L86] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_107=15, mask_SORT_174=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_78=4294967295, mask_SORT_7=7, msb_SORT_107=8, msb_SORT_174=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_78=2147483648, msb_SORT_7=4, state_13=0, state_20=0, state_9=0, var_124=7, var_129=6, var_12=0, var_16=2, var_183=31, var_19=0, var_26=0, var_35=1, var_57=1, var_62=4, var_64=5, var_68=3, var_80=0, var_8=0, var_94=2] [L86] SORT_3 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L87] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_107=15, mask_SORT_174=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_78=4294967295, mask_SORT_7=7, msb_SORT_107=8, msb_SORT_174=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_78=2147483648, msb_SORT_7=4, state_13=0, state_20=0, state_27=0, state_9=0, var_124=7, var_129=6, var_12=0, var_16=2, var_183=31, var_19=0, var_26=0, var_35=1, var_57=1, var_62=4, var_64=5, var_68=3, var_80=0, var_8=0, var_94=2] [L87] SORT_3 state_29 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L88] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_107=15, mask_SORT_174=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_78=4294967295, mask_SORT_7=7, msb_SORT_107=8, msb_SORT_174=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_78=2147483648, msb_SORT_7=4, state_13=0, state_20=0, state_27=0, state_29=0, state_9=0, var_124=7, var_129=6, var_12=0, var_16=2, var_183=31, var_19=0, var_26=0, var_35=1, var_57=1, var_62=4, var_64=5, var_68=3, var_80=0, var_8=0, var_94=2] [L88] SORT_3 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L89] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_107=15, mask_SORT_174=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_78=4294967295, mask_SORT_7=7, msb_SORT_107=8, msb_SORT_174=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_78=2147483648, msb_SORT_7=4, state_13=0, state_20=0, state_27=0, state_29=0, state_39=0, state_9=0, var_124=7, var_129=6, var_12=0, var_16=2, var_183=31, var_19=0, var_26=0, var_35=1, var_57=1, var_62=4, var_64=5, var_68=3, var_80=0, var_8=0, var_94=2] [L89] SORT_3 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L90] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_107=15, mask_SORT_174=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_78=4294967295, mask_SORT_7=7, msb_SORT_107=8, msb_SORT_174=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_78=2147483648, msb_SORT_7=4, state_13=0, state_20=0, state_27=0, state_29=0, state_39=0, state_41=0, state_9=0, var_124=7, var_129=6, var_12=0, var_16=2, var_183=31, var_19=0, var_26=0, var_35=1, var_57=1, var_62=4, var_64=5, var_68=3, var_80=0, var_8=0, var_94=2] [L90] SORT_3 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L91] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_107=15, mask_SORT_174=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_78=4294967295, mask_SORT_7=7, msb_SORT_107=8, msb_SORT_174=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_78=2147483648, msb_SORT_7=4, state_13=0, state_20=0, state_27=0, state_29=0, state_39=0, state_41=0, state_43=0, state_9=0, var_124=7, var_129=6, var_12=0, var_16=2, var_183=31, var_19=0, var_26=0, var_35=1, var_57=1, var_62=4, var_64=5, var_68=3, var_80=0, var_8=0, var_94=2] [L91] SORT_3 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L92] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_107=15, mask_SORT_174=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_78=4294967295, mask_SORT_7=7, msb_SORT_107=8, msb_SORT_174=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_78=2147483648, msb_SORT_7=4, state_13=0, state_20=0, state_27=0, state_29=0, state_39=0, state_41=0, state_43=0, state_45=0, state_9=0, var_124=7, var_129=6, var_12=0, var_16=2, var_183=31, var_19=0, var_26=0, var_35=1, var_57=1, var_62=4, var_64=5, var_68=3, var_80=0, var_8=0, var_94=2] [L92] SORT_3 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L93] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_107=15, mask_SORT_174=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_78=4294967295, mask_SORT_7=7, msb_SORT_107=8, msb_SORT_174=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_78=2147483648, msb_SORT_7=4, state_13=0, state_20=0, state_27=0, state_29=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_9=0, var_124=7, var_129=6, var_12=0, var_16=2, var_183=31, var_19=0, var_26=0, var_35=1, var_57=1, var_62=4, var_64=5, var_68=3, var_80=0, var_8=0, var_94=2] [L93] SORT_3 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L94] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_107=15, mask_SORT_174=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_78=4294967295, mask_SORT_7=7, msb_SORT_107=8, msb_SORT_174=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_78=2147483648, msb_SORT_7=4, state_13=0, state_20=0, state_27=0, state_29=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_9=0, var_124=7, var_129=6, var_12=0, var_16=2, var_183=31, var_19=0, var_26=0, var_35=1, var_57=1, var_62=4, var_64=5, var_68=3, var_80=0, var_8=0, var_94=2] [L94] SORT_3 state_51 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L95] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_107=15, mask_SORT_174=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_78=4294967295, mask_SORT_7=7, msb_SORT_107=8, msb_SORT_174=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_78=2147483648, msb_SORT_7=4, state_13=0, state_20=0, state_27=0, state_29=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_9=0, var_124=7, var_129=6, var_12=0, var_16=2, var_183=31, var_19=0, var_26=0, var_35=1, var_57=1, var_62=4, var_64=5, var_68=3, var_80=0, var_8=0, var_94=2] [L95] SORT_3 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L97] SORT_7 init_10_arg_1 = var_8; [L98] state_9 = init_10_arg_1 [L99] SORT_5 init_14_arg_1 = var_12; [L100] state_13 = init_14_arg_1 [L101] SORT_1 init_21_arg_1 = var_19; [L102] state_20 = init_21_arg_1 [L103] SORT_3 init_28_arg_1 = var_26; [L104] state_27 = init_28_arg_1 [L105] SORT_3 init_30_arg_1 = var_26; [L106] state_29 = init_30_arg_1 [L107] SORT_3 init_40_arg_1 = var_26; [L108] state_39 = init_40_arg_1 [L109] SORT_3 init_42_arg_1 = var_26; [L110] state_41 = init_42_arg_1 [L111] SORT_3 init_44_arg_1 = var_26; [L112] state_43 = init_44_arg_1 [L113] SORT_3 init_46_arg_1 = var_26; [L114] state_45 = init_46_arg_1 [L115] SORT_3 init_48_arg_1 = var_26; [L116] state_47 = init_48_arg_1 [L117] SORT_3 init_50_arg_1 = var_26; [L118] state_49 = init_50_arg_1 [L119] SORT_3 init_52_arg_1 = var_26; [L120] state_51 = init_52_arg_1 [L121] SORT_3 init_54_arg_1 = var_26; [L122] state_53 = init_54_arg_1 VAL [init_10_arg_1=0, init_14_arg_1=0, init_21_arg_1=0, init_28_arg_1=0, init_30_arg_1=0, init_40_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_52_arg_1=0, init_54_arg_1=0, mask_SORT_107=15, mask_SORT_174=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_78=4294967295, mask_SORT_7=7, msb_SORT_107=8, msb_SORT_174=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_78=2147483648, msb_SORT_7=4, state_13=0, state_20=0, state_27=0, state_29=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_9=0, var_124=7, var_129=6, var_12=0, var_16=2, var_183=31, var_19=0, var_26=0, var_35=1, var_57=1, var_62=4, var_64=5, var_68=3, var_80=0, var_8=0, var_94=2] [L125] input_2 = __VERIFIER_nondet_uchar() [L126] input_4 = __VERIFIER_nondet_uchar() [L127] input_6 = __VERIFIER_nondet_ushort() [L128] input_171 = __VERIFIER_nondet_uchar() [L129] input_172 = __VERIFIER_nondet_uchar() [L130] input_173 = __VERIFIER_nondet_uchar() [L131] input_182 = __VERIFIER_nondet_uchar() [L132] input_192 = __VERIFIER_nondet_uchar() [L133] input_193 = __VERIFIER_nondet_uchar() [L134] input_194 = __VERIFIER_nondet_uchar() [L135] input_197 = __VERIFIER_nondet_uchar() [L136] input_216 = __VERIFIER_nondet_uchar() [L137] input_217 = __VERIFIER_nondet_uchar() [L138] input_218 = __VERIFIER_nondet_uchar() [L139] input_221 = __VERIFIER_nondet_uchar() [L140] input_223 = __VERIFIER_nondet_uchar() [L141] input_237 = __VERIFIER_nondet_uchar() [L142] input_238 = __VERIFIER_nondet_uchar() [L143] input_239 = __VERIFIER_nondet_uchar() [L146] SORT_7 var_11_arg_0 = state_9; [L147] SORT_1 var_11 = var_11_arg_0 >> 2; [L148] SORT_5 var_15_arg_0 = state_13; [L149] SORT_7 var_15 = var_15_arg_0 >> 9; VAL [init_10_arg_1=0, init_14_arg_1=0, init_21_arg_1=0, init_28_arg_1=0, init_30_arg_1=0, init_40_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_52_arg_1=0, init_54_arg_1=0, mask_SORT_107=15, mask_SORT_174=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_78=4294967295, mask_SORT_7=7, msb_SORT_107=8, msb_SORT_174=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_78=2147483648, msb_SORT_7=4, state_13=0, state_20=0, state_27=0, state_29=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_9=0, var_11=0, var_11_arg_0=0, var_124=7, var_129=6, var_12=0, var_15=0, var_15_arg_0=0, var_16=2, var_183=31, var_19=0, var_26=0, var_35=1, var_57=1, var_62=4, var_64=5, var_68=3, var_80=0, var_8=0, var_94=2] [L150] EXPR var_15 & mask_SORT_7 VAL [init_10_arg_1=0, init_14_arg_1=0, init_21_arg_1=0, init_28_arg_1=0, init_30_arg_1=0, init_40_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_52_arg_1=0, init_54_arg_1=0, mask_SORT_107=15, mask_SORT_174=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_78=4294967295, mask_SORT_7=7, msb_SORT_107=8, msb_SORT_174=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_78=2147483648, msb_SORT_7=4, state_13=0, state_20=0, state_27=0, state_29=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_9=0, var_11=0, var_11_arg_0=0, var_124=7, var_129=6, var_12=0, var_15=0, var_15_arg_0=0, var_16=2, var_183=31, var_19=0, var_26=0, var_35=1, var_57=1, var_62=4, var_64=5, var_68=3, var_80=0, var_8=0, var_94=2] [L150] var_15 = var_15 & mask_SORT_7 [L151] SORT_7 var_17_arg_0 = var_15; [L152] SORT_7 var_17_arg_1 = var_16; [L153] SORT_1 var_17 = var_17_arg_0 == var_17_arg_1; [L154] SORT_1 var_18_arg_0 = var_17; [L155] SORT_1 var_18 = ~var_18_arg_0; [L156] SORT_1 var_22_arg_0 = state_20; [L157] SORT_1 var_22 = ~var_22_arg_0; [L158] SORT_1 var_23_arg_0 = var_18; [L159] SORT_1 var_23_arg_1 = var_22; VAL [init_10_arg_1=0, init_14_arg_1=0, init_21_arg_1=0, init_28_arg_1=0, init_30_arg_1=0, init_40_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_52_arg_1=0, init_54_arg_1=0, mask_SORT_107=15, mask_SORT_174=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_78=4294967295, mask_SORT_7=7, msb_SORT_107=8, msb_SORT_174=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_78=2147483648, msb_SORT_7=4, state_13=0, state_20=0, state_27=0, state_29=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_9=0, var_11=0, var_11_arg_0=0, var_124=7, var_129=6, var_12=0, var_15=0, var_15_arg_0=0, var_16=2, var_17=0, var_17_arg_0=0, var_17_arg_1=2, var_183=31, var_18=255, var_18_arg_0=0, var_19=0, var_22=255, var_22_arg_0=0, var_23_arg_0=255, var_23_arg_1=255, var_26=0, var_35=1, var_57=1, var_62=4, var_64=5, var_68=3, var_80=0, var_8=0, var_94=2] [L160] EXPR var_23_arg_0 | var_23_arg_1 VAL [init_10_arg_1=0, init_14_arg_1=0, init_21_arg_1=0, init_28_arg_1=0, init_30_arg_1=0, init_40_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_52_arg_1=0, init_54_arg_1=0, mask_SORT_107=15, mask_SORT_174=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_78=4294967295, mask_SORT_7=7, msb_SORT_107=8, msb_SORT_174=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_78=2147483648, msb_SORT_7=4, state_13=0, state_20=0, state_27=0, state_29=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_9=0, var_11=0, var_11_arg_0=0, var_124=7, var_129=6, var_12=0, var_15=0, var_15_arg_0=0, var_16=2, var_17=0, var_17_arg_0=0, var_17_arg_1=2, var_183=31, var_18=255, var_18_arg_0=0, var_19=0, var_22=255, var_22_arg_0=0, var_23_arg_0=255, var_23_arg_1=255, var_26=0, var_35=1, var_57=1, var_62=4, var_64=5, var_68=3, var_80=0, var_8=0, var_94=2] [L160] SORT_1 var_23 = var_23_arg_0 | var_23_arg_1; [L161] SORT_1 var_24_arg_0 = var_11; [L162] SORT_1 var_24_arg_1 = var_23; VAL [init_10_arg_1=0, init_14_arg_1=0, init_21_arg_1=0, init_28_arg_1=0, init_30_arg_1=0, init_40_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_52_arg_1=0, init_54_arg_1=0, mask_SORT_107=15, mask_SORT_174=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_78=4294967295, mask_SORT_7=7, msb_SORT_107=8, msb_SORT_174=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_78=2147483648, msb_SORT_7=4, state_13=0, state_20=0, state_27=0, state_29=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_9=0, var_11=0, var_11_arg_0=0, var_124=7, var_129=6, var_12=0, var_15=0, var_15_arg_0=0, var_16=2, var_17=0, var_17_arg_0=0, var_17_arg_1=2, var_183=31, var_18=255, var_18_arg_0=0, var_19=0, var_22=255, var_22_arg_0=0, var_23=255, var_23_arg_0=255, var_23_arg_1=255, var_24_arg_0=0, var_24_arg_1=255, var_26=0, var_35=1, var_57=1, var_62=4, var_64=5, var_68=3, var_80=0, var_8=0, var_94=2] [L163] EXPR var_24_arg_0 & var_24_arg_1 VAL [init_10_arg_1=0, init_14_arg_1=0, init_21_arg_1=0, init_28_arg_1=0, init_30_arg_1=0, init_40_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_52_arg_1=0, init_54_arg_1=0, mask_SORT_107=15, mask_SORT_174=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_78=4294967295, mask_SORT_7=7, msb_SORT_107=8, msb_SORT_174=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_78=2147483648, msb_SORT_7=4, state_13=0, state_20=0, state_27=0, state_29=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_9=0, var_11=0, var_11_arg_0=0, var_124=7, var_129=6, var_12=0, var_15=0, var_15_arg_0=0, var_16=2, var_17=0, var_17_arg_0=0, var_17_arg_1=2, var_183=31, var_18=255, var_18_arg_0=0, var_19=0, var_22=255, var_22_arg_0=0, var_23=255, var_23_arg_0=255, var_23_arg_1=255, var_24_arg_0=0, var_24_arg_1=255, var_26=0, var_35=1, var_57=1, var_62=4, var_64=5, var_68=3, var_80=0, var_8=0, var_94=2] [L163] SORT_1 var_24 = var_24_arg_0 & var_24_arg_1; [L164] SORT_1 var_25_arg_0 = var_24; [L165] SORT_1 var_25 = ~var_25_arg_0; [L166] SORT_3 var_31_arg_0 = state_27; [L167] SORT_3 var_31_arg_1 = state_29; [L168] SORT_1 var_31 = var_31_arg_0 == var_31_arg_1; [L169] SORT_1 var_32_arg_0 = var_25; [L170] SORT_1 var_32_arg_1 = var_31; VAL [init_10_arg_1=0, init_14_arg_1=0, init_21_arg_1=0, init_28_arg_1=0, init_30_arg_1=0, init_40_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_52_arg_1=0, init_54_arg_1=0, mask_SORT_107=15, mask_SORT_174=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_78=4294967295, mask_SORT_7=7, msb_SORT_107=8, msb_SORT_174=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_78=2147483648, msb_SORT_7=4, state_13=0, state_20=0, state_27=0, state_29=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_9=0, var_11=0, var_11_arg_0=0, var_124=7, var_129=6, var_12=0, var_15=0, var_15_arg_0=0, var_16=2, var_17=0, var_17_arg_0=0, var_17_arg_1=2, var_183=31, var_18=255, var_18_arg_0=0, var_19=0, var_22=255, var_22_arg_0=0, var_23=255, var_23_arg_0=255, var_23_arg_1=255, var_24=0, var_24_arg_0=0, var_24_arg_1=255, var_25=255, var_25_arg_0=0, var_26=0, var_31=1, var_31_arg_0=0, var_31_arg_1=0, var_32_arg_0=255, var_32_arg_1=1, var_35=1, var_57=1, var_62=4, var_64=5, var_68=3, var_80=0, var_8=0, var_94=2] [L171] EXPR var_32_arg_0 | var_32_arg_1 VAL [init_10_arg_1=0, init_14_arg_1=0, init_21_arg_1=0, init_28_arg_1=0, init_30_arg_1=0, init_40_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_52_arg_1=0, init_54_arg_1=0, mask_SORT_107=15, mask_SORT_174=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_78=4294967295, mask_SORT_7=7, msb_SORT_107=8, msb_SORT_174=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_78=2147483648, msb_SORT_7=4, state_13=0, state_20=0, state_27=0, state_29=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_9=0, var_11=0, var_11_arg_0=0, var_124=7, var_129=6, var_12=0, var_15=0, var_15_arg_0=0, var_16=2, var_17=0, var_17_arg_0=0, var_17_arg_1=2, var_183=31, var_18=255, var_18_arg_0=0, var_19=0, var_22=255, var_22_arg_0=0, var_23=255, var_23_arg_0=255, var_23_arg_1=255, var_24=0, var_24_arg_0=0, var_24_arg_1=255, var_25=255, var_25_arg_0=0, var_26=0, var_31=1, var_31_arg_0=0, var_31_arg_1=0, var_32_arg_0=255, var_32_arg_1=1, var_35=1, var_57=1, var_62=4, var_64=5, var_68=3, var_80=0, var_8=0, var_94=2] [L171] SORT_1 var_32 = var_32_arg_0 | var_32_arg_1; [L172] SORT_1 var_36_arg_0 = var_32; [L173] SORT_1 var_36 = ~var_36_arg_0; [L174] SORT_1 var_37_arg_0 = var_35; [L175] SORT_1 var_37_arg_1 = var_36; VAL [init_10_arg_1=0, init_14_arg_1=0, init_21_arg_1=0, init_28_arg_1=0, init_30_arg_1=0, init_40_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_52_arg_1=0, init_54_arg_1=0, mask_SORT_107=15, mask_SORT_174=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_78=4294967295, mask_SORT_7=7, msb_SORT_107=8, msb_SORT_174=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_78=2147483648, msb_SORT_7=4, state_13=0, state_20=0, state_27=0, state_29=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_9=0, var_11=0, var_11_arg_0=0, var_124=7, var_129=6, var_12=0, var_15=0, var_15_arg_0=0, var_16=2, var_17=0, var_17_arg_0=0, var_17_arg_1=2, var_183=31, var_18=255, var_18_arg_0=0, var_19=0, var_22=255, var_22_arg_0=0, var_23=255, var_23_arg_0=255, var_23_arg_1=255, var_24=0, var_24_arg_0=0, var_24_arg_1=255, var_25=255, var_25_arg_0=0, var_26=0, var_31=1, var_31_arg_0=0, var_31_arg_1=0, var_32=0, var_32_arg_0=255, var_32_arg_1=1, var_35=1, var_36=255, var_36_arg_0=0, var_37_arg_0=1, var_37_arg_1=255, var_57=1, var_62=4, var_64=5, var_68=3, var_80=0, var_8=0, var_94=2] [L176] EXPR var_37_arg_0 & var_37_arg_1 VAL [init_10_arg_1=0, init_14_arg_1=0, init_21_arg_1=0, init_28_arg_1=0, init_30_arg_1=0, init_40_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_52_arg_1=0, init_54_arg_1=0, mask_SORT_107=15, mask_SORT_174=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_78=4294967295, mask_SORT_7=7, msb_SORT_107=8, msb_SORT_174=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_78=2147483648, msb_SORT_7=4, state_13=0, state_20=0, state_27=0, state_29=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_9=0, var_11=0, var_11_arg_0=0, var_124=7, var_129=6, var_12=0, var_15=0, var_15_arg_0=0, var_16=2, var_17=0, var_17_arg_0=0, var_17_arg_1=2, var_183=31, var_18=255, var_18_arg_0=0, var_19=0, var_22=255, var_22_arg_0=0, var_23=255, var_23_arg_0=255, var_23_arg_1=255, var_24=0, var_24_arg_0=0, var_24_arg_1=255, var_25=255, var_25_arg_0=0, var_26=0, var_31=1, var_31_arg_0=0, var_31_arg_1=0, var_32=0, var_32_arg_0=255, var_32_arg_1=1, var_35=1, var_36=255, var_36_arg_0=0, var_37_arg_0=1, var_37_arg_1=255, var_57=1, var_62=4, var_64=5, var_68=3, var_80=0, var_8=0, var_94=2] [L176] SORT_1 var_37 = var_37_arg_0 & var_37_arg_1; [L177] EXPR var_37 & mask_SORT_1 VAL [init_10_arg_1=0, init_14_arg_1=0, init_21_arg_1=0, init_28_arg_1=0, init_30_arg_1=0, init_40_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_52_arg_1=0, init_54_arg_1=0, mask_SORT_107=15, mask_SORT_174=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_78=4294967295, mask_SORT_7=7, msb_SORT_107=8, msb_SORT_174=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_78=2147483648, msb_SORT_7=4, state_13=0, state_20=0, state_27=0, state_29=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_9=0, var_11=0, var_11_arg_0=0, var_124=7, var_129=6, var_12=0, var_15=0, var_15_arg_0=0, var_16=2, var_17=0, var_17_arg_0=0, var_17_arg_1=2, var_183=31, var_18=255, var_18_arg_0=0, var_19=0, var_22=255, var_22_arg_0=0, var_23=255, var_23_arg_0=255, var_23_arg_1=255, var_24=0, var_24_arg_0=0, var_24_arg_1=255, var_25=255, var_25_arg_0=0, var_26=0, var_31=1, var_31_arg_0=0, var_31_arg_1=0, var_32=0, var_32_arg_0=255, var_32_arg_1=1, var_35=1, var_36=255, var_36_arg_0=0, var_37=1, var_37_arg_0=1, var_37_arg_1=255, var_57=1, var_62=4, var_64=5, var_68=3, var_80=0, var_8=0, var_94=2] [L177] var_37 = var_37 & mask_SORT_1 [L178] SORT_1 bad_38_arg_0 = var_37; [L179] CALL __VERIFIER_assert(!(bad_38_arg_0)) [L21] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L21] reach_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 405 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.2s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2387 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2387 mSDsluCounter, 9349 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6664 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 115 IncrementalHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 2685 mSDtfsCounter, 115 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 27 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=412occurred in iteration=4, InterpolantAutomatonStates: 23, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 1093 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 219 NumberOfCodeBlocks, 219 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 170 ConstructedInterpolants, 0 QuantifiedInterpolants, 245 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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 [2023-12-25 23:20:38,063 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...