./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.3.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version fca748b1 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.3.prop1-func-interl.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 43a547173bc5737aef686ddf95649235e9f271c4122df2cd7418215b3adcee9e --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dd.update-z3-fca748b-m [2024-11-20 01:31:49,956 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-20 01:31:50,022 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-20 01:31:50,027 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-20 01:31:50,028 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-20 01:31:50,048 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-20 01:31:50,048 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-20 01:31:50,049 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-20 01:31:50,049 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-20 01:31:50,050 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-20 01:31:50,050 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-20 01:31:50,050 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-20 01:31:50,051 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-20 01:31:50,053 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-20 01:31:50,053 INFO L153 SettingsManager]: * Use SBE=true [2024-11-20 01:31:50,053 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-20 01:31:50,053 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-20 01:31:50,054 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-20 01:31:50,054 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-20 01:31:50,054 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-20 01:31:50,054 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-20 01:31:50,057 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-20 01:31:50,057 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-20 01:31:50,058 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-20 01:31:50,058 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-20 01:31:50,058 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-20 01:31:50,058 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-20 01:31:50,058 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-20 01:31:50,059 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-20 01:31:50,059 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 01:31:50,059 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-20 01:31:50,059 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-20 01:31:50,059 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-20 01:31:50,059 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-20 01:31:50,060 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-20 01:31:50,060 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-20 01:31:50,060 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-20 01:31:50,060 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-20 01:31:50,060 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-20 01:31:50,061 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43a547173bc5737aef686ddf95649235e9f271c4122df2cd7418215b3adcee9e [2024-11-20 01:31:50,277 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-20 01:31:50,298 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-20 01:31:50,301 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-20 01:31:50,303 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-20 01:31:50,303 INFO L274 PluginConnector]: CDTParser initialized [2024-11-20 01:31:50,304 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.3.prop1-func-interl.c [2024-11-20 01:31:51,597 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-20 01:31:51,857 INFO L384 CDTParser]: Found 1 translation units. [2024-11-20 01:31:51,858 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.3.prop1-func-interl.c [2024-11-20 01:31:51,878 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa519441d/9afa7b7d9ff945d7a0d72b0589ce112a/FLAG712dae4c7 [2024-11-20 01:31:52,167 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa519441d/9afa7b7d9ff945d7a0d72b0589ce112a [2024-11-20 01:31:52,169 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-20 01:31:52,170 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-20 01:31:52,171 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-20 01:31:52,171 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-20 01:31:52,178 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-20 01:31:52,179 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 01:31:52" (1/1) ... [2024-11-20 01:31:52,181 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e2d91db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:31:52, skipping insertion in model container [2024-11-20 01:31:52,181 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 01:31:52" (1/1) ... [2024-11-20 01:31:52,269 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-20 01:31:52,515 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.3.prop1-func-interl.c[1170,1183] [2024-11-20 01:31:52,949 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 01:31:52,958 INFO L200 MainTranslator]: Completed pre-run [2024-11-20 01:31:52,967 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.3.prop1-func-interl.c[1170,1183] [2024-11-20 01:31:53,199 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 01:31:53,215 INFO L204 MainTranslator]: Completed translation [2024-11-20 01:31:53,216 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:31:53 WrapperNode [2024-11-20 01:31:53,216 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-20 01:31:53,218 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-20 01:31:53,218 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-20 01:31:53,220 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-20 01:31:53,226 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:31:53" (1/1) ... [2024-11-20 01:31:53,359 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:31:53" (1/1) ... [2024-11-20 01:31:54,245 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 10705 [2024-11-20 01:31:54,246 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-20 01:31:54,247 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-20 01:31:54,247 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-20 01:31:54,247 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-20 01:31:54,272 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:31:53" (1/1) ... [2024-11-20 01:31:54,273 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:31:53" (1/1) ... [2024-11-20 01:31:54,636 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:31:53" (1/1) ... [2024-11-20 01:31:55,033 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]. [2024-11-20 01:31:55,034 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:31:53" (1/1) ... [2024-11-20 01:31:55,034 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:31:53" (1/1) ... [2024-11-20 01:31:55,305 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:31:53" (1/1) ... [2024-11-20 01:31:55,359 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:31:53" (1/1) ... [2024-11-20 01:31:55,413 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:31:53" (1/1) ... [2024-11-20 01:31:55,458 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:31:53" (1/1) ... [2024-11-20 01:31:55,665 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-20 01:31:55,666 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-20 01:31:55,667 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-20 01:31:55,667 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-20 01:31:55,667 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:31:53" (1/1) ... [2024-11-20 01:31:55,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 01:31:55,680 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 01:31:55,696 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) [2024-11-20 01:31:55,699 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 [2024-11-20 01:31:55,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-20 01:31:55,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-20 01:31:55,742 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-20 01:31:55,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-20 01:31:56,245 INFO L238 CfgBuilder]: Building ICFG [2024-11-20 01:31:56,247 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-20 01:32:09,139 INFO L? ?]: Removed 6076 outVars from TransFormulas that were not future-live. [2024-11-20 01:32:09,140 INFO L287 CfgBuilder]: Performing block encoding [2024-11-20 01:32:09,191 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-20 01:32:09,191 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-20 01:32:09,191 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 01:32:09 BoogieIcfgContainer [2024-11-20 01:32:09,192 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-20 01:32:09,194 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-20 01:32:09,195 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-20 01:32:09,197 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-20 01:32:09,198 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 01:31:52" (1/3) ... [2024-11-20 01:32:09,198 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e1df367 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 01:32:09, skipping insertion in model container [2024-11-20 01:32:09,198 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:31:53" (2/3) ... [2024-11-20 01:32:09,199 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e1df367 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 01:32:09, skipping insertion in model container [2024-11-20 01:32:09,199 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 01:32:09" (3/3) ... [2024-11-20 01:32:09,201 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.mcs.3.prop1-func-interl.c [2024-11-20 01:32:09,214 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-20 01:32:09,214 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-20 01:32:09,315 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-20 01:32:09,321 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;@2501946c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-20 01:32:09,321 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-20 01:32:09,337 INFO L276 IsEmpty]: Start isEmpty. Operand has 3760 states, 3758 states have (on average 1.5010643959552954) internal successors, (5641), 3759 states have internal predecessors, (5641), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 01:32:09,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-20 01:32:09,349 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 01:32:09,349 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 01:32:09,350 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 01:32:09,353 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 01:32:09,354 INFO L85 PathProgramCache]: Analyzing trace with hash -1609935335, now seen corresponding path program 1 times [2024-11-20 01:32:09,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 01:32:09,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [962020996] [2024-11-20 01:32:09,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 01:32:09,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 01:32:09,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 01:32:10,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 01:32:10,263 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 01:32:10,263 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [962020996] [2024-11-20 01:32:10,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [962020996] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 01:32:10,264 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 01:32:10,264 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-20 01:32:10,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155590199] [2024-11-20 01:32:10,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 01:32:10,271 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-20 01:32:10,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 01:32:10,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-20 01:32:10,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-20 01:32:10,302 INFO L87 Difference]: Start difference. First operand has 3760 states, 3758 states have (on average 1.5010643959552954) internal successors, (5641), 3759 states have internal predecessors, (5641), 0 states have call successors, (0), 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 38.75) internal successors, (155), 4 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 01:32:10,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 01:32:10,477 INFO L93 Difference]: Finished difference Result 7301 states and 10957 transitions. [2024-11-20 01:32:10,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-20 01:32:10,480 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 38.75) internal successors, (155), 4 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 155 [2024-11-20 01:32:10,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 01:32:10,503 INFO L225 Difference]: With dead ends: 7301 [2024-11-20 01:32:10,504 INFO L226 Difference]: Without dead ends: 3759 [2024-11-20 01:32:10,514 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-20 01:32:10,518 INFO L432 NwaCegarLoop]: 5635 mSDtfsCounter, 0 mSDsluCounter, 11264 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 16899 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-20 01:32:10,519 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 16899 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-20 01:32:10,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3759 states. [2024-11-20 01:32:10,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3759 to 3759. [2024-11-20 01:32:10,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3759 states, 3758 states have (on average 1.5005321979776476) internal successors, (5639), 3758 states have internal predecessors, (5639), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 01:32:10,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3759 states to 3759 states and 5639 transitions. [2024-11-20 01:32:10,649 INFO L78 Accepts]: Start accepts. Automaton has 3759 states and 5639 transitions. Word has length 155 [2024-11-20 01:32:10,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 01:32:10,651 INFO L471 AbstractCegarLoop]: Abstraction has 3759 states and 5639 transitions. [2024-11-20 01:32:10,651 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 38.75) internal successors, (155), 4 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 01:32:10,652 INFO L276 IsEmpty]: Start isEmpty. Operand 3759 states and 5639 transitions. [2024-11-20 01:32:10,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-20 01:32:10,653 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 01:32:10,654 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 01:32:10,654 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-20 01:32:10,654 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 01:32:10,654 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 01:32:10,654 INFO L85 PathProgramCache]: Analyzing trace with hash 1633308295, now seen corresponding path program 1 times [2024-11-20 01:32:10,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 01:32:10,655 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308034372] [2024-11-20 01:32:10,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 01:32:10,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 01:32:10,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 01:32:10,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 01:32:10,994 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 01:32:10,994 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308034372] [2024-11-20 01:32:10,995 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1308034372] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 01:32:10,995 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 01:32:10,995 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-20 01:32:10,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212678126] [2024-11-20 01:32:10,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 01:32:10,997 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-20 01:32:10,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 01:32:10,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-20 01:32:10,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-20 01:32:10,999 INFO L87 Difference]: Start difference. First operand 3759 states and 5639 transitions. Second operand has 4 states, 4 states have (on average 39.0) internal successors, (156), 4 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 01:32:11,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 01:32:11,090 INFO L93 Difference]: Finished difference Result 7302 states and 10955 transitions. [2024-11-20 01:32:11,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-20 01:32:11,091 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 39.0) internal successors, (156), 4 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 156 [2024-11-20 01:32:11,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 01:32:11,102 INFO L225 Difference]: With dead ends: 7302 [2024-11-20 01:32:11,102 INFO L226 Difference]: Without dead ends: 3761 [2024-11-20 01:32:11,108 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-20 01:32:11,109 INFO L432 NwaCegarLoop]: 5635 mSDtfsCounter, 0 mSDsluCounter, 11260 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 16895 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-20 01:32:11,109 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 16895 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-20 01:32:11,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3761 states. [2024-11-20 01:32:11,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3761 to 3761. [2024-11-20 01:32:11,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3761 states, 3760 states have (on average 1.5002659574468085) internal successors, (5641), 3760 states have internal predecessors, (5641), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 01:32:11,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3761 states to 3761 states and 5641 transitions. [2024-11-20 01:32:11,171 INFO L78 Accepts]: Start accepts. Automaton has 3761 states and 5641 transitions. Word has length 156 [2024-11-20 01:32:11,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 01:32:11,173 INFO L471 AbstractCegarLoop]: Abstraction has 3761 states and 5641 transitions. [2024-11-20 01:32:11,173 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 39.0) internal successors, (156), 4 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 01:32:11,173 INFO L276 IsEmpty]: Start isEmpty. Operand 3761 states and 5641 transitions. [2024-11-20 01:32:11,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-20 01:32:11,177 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 01:32:11,178 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 01:32:11,178 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-20 01:32:11,178 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 01:32:11,178 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 01:32:11,178 INFO L85 PathProgramCache]: Analyzing trace with hash -2005015374, now seen corresponding path program 1 times [2024-11-20 01:32:11,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 01:32:11,179 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663514254] [2024-11-20 01:32:11,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 01:32:11,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 01:32:11,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 01:32:11,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 01:32:11,461 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 01:32:11,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663514254] [2024-11-20 01:32:11,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1663514254] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 01:32:11,462 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 01:32:11,462 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-20 01:32:11,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568651097] [2024-11-20 01:32:11,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 01:32:11,462 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-20 01:32:11,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 01:32:11,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-20 01:32:11,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-20 01:32:11,463 INFO L87 Difference]: Start difference. First operand 3761 states and 5641 transitions. Second operand has 4 states, 4 states have (on average 39.25) internal successors, (157), 4 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 01:32:11,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 01:32:11,559 INFO L93 Difference]: Finished difference Result 7310 states and 10965 transitions. [2024-11-20 01:32:11,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-20 01:32:11,559 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 39.25) internal successors, (157), 4 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 157 [2024-11-20 01:32:11,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 01:32:11,570 INFO L225 Difference]: With dead ends: 7310 [2024-11-20 01:32:11,570 INFO L226 Difference]: Without dead ends: 3767 [2024-11-20 01:32:11,575 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-20 01:32:11,578 INFO L432 NwaCegarLoop]: 5635 mSDtfsCounter, 4 mSDsluCounter, 11254 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 16889 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-20 01:32:11,580 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 16889 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-20 01:32:11,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3767 states. [2024-11-20 01:32:11,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3767 to 3767. [2024-11-20 01:32:11,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3767 states, 3766 states have (on average 1.5) internal successors, (5649), 3766 states have internal predecessors, (5649), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 01:32:11,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3767 states to 3767 states and 5649 transitions. [2024-11-20 01:32:11,645 INFO L78 Accepts]: Start accepts. Automaton has 3767 states and 5649 transitions. Word has length 157 [2024-11-20 01:32:11,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 01:32:11,646 INFO L471 AbstractCegarLoop]: Abstraction has 3767 states and 5649 transitions. [2024-11-20 01:32:11,646 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 39.25) internal successors, (157), 4 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 01:32:11,647 INFO L276 IsEmpty]: Start isEmpty. Operand 3767 states and 5649 transitions. [2024-11-20 01:32:11,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-20 01:32:11,649 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 01:32:11,651 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 01:32:11,651 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-20 01:32:11,651 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 01:32:11,652 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 01:32:11,652 INFO L85 PathProgramCache]: Analyzing trace with hash -971876555, now seen corresponding path program 1 times [2024-11-20 01:32:11,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 01:32:11,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32431545] [2024-11-20 01:32:11,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 01:32:11,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 01:32:11,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 01:32:12,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 01:32:12,012 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 01:32:12,012 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [32431545] [2024-11-20 01:32:12,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [32431545] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 01:32:12,013 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 01:32:12,013 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-20 01:32:12,013 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19515353] [2024-11-20 01:32:12,013 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 01:32:12,013 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-20 01:32:12,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 01:32:12,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-20 01:32:12,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-20 01:32:12,014 INFO L87 Difference]: Start difference. First operand 3767 states and 5649 transitions. Second operand has 5 states, 5 states have (on average 31.6) internal successors, (158), 5 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 01:32:12,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 01:32:12,137 INFO L93 Difference]: Finished difference Result 7320 states and 10977 transitions. [2024-11-20 01:32:12,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-20 01:32:12,137 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 31.6) internal successors, (158), 5 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 158 [2024-11-20 01:32:12,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 01:32:12,147 INFO L225 Difference]: With dead ends: 7320 [2024-11-20 01:32:12,147 INFO L226 Difference]: Without dead ends: 3771 [2024-11-20 01:32:12,152 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-20 01:32:12,153 INFO L432 NwaCegarLoop]: 5635 mSDtfsCounter, 0 mSDsluCounter, 16871 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 22506 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-20 01:32:12,154 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 22506 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-20 01:32:12,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3771 states. [2024-11-20 01:32:12,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3771 to 3767. [2024-11-20 01:32:12,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3767 states, 3766 states have (on average 1.5) internal successors, (5649), 3766 states have internal predecessors, (5649), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 01:32:12,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3767 states to 3767 states and 5649 transitions. [2024-11-20 01:32:12,212 INFO L78 Accepts]: Start accepts. Automaton has 3767 states and 5649 transitions. Word has length 158 [2024-11-20 01:32:12,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 01:32:12,213 INFO L471 AbstractCegarLoop]: Abstraction has 3767 states and 5649 transitions. [2024-11-20 01:32:12,213 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.6) internal successors, (158), 5 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 01:32:12,213 INFO L276 IsEmpty]: Start isEmpty. Operand 3767 states and 5649 transitions. [2024-11-20 01:32:12,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-20 01:32:12,214 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 01:32:12,214 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 01:32:12,215 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-20 01:32:12,215 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 01:32:12,215 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 01:32:12,215 INFO L85 PathProgramCache]: Analyzing trace with hash 845485643, now seen corresponding path program 1 times [2024-11-20 01:32:12,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 01:32:12,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286755359] [2024-11-20 01:32:12,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 01:32:12,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 01:32:12,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 01:32:12,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 01:32:12,544 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 01:32:12,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286755359] [2024-11-20 01:32:12,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [286755359] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 01:32:12,545 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 01:32:12,545 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-20 01:32:12,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111085280] [2024-11-20 01:32:12,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 01:32:12,545 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-20 01:32:12,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 01:32:12,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-20 01:32:12,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-20 01:32:12,546 INFO L87 Difference]: Start difference. First operand 3767 states and 5649 transitions. Second operand has 5 states, 5 states have (on average 31.8) internal successors, (159), 5 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 01:32:15,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 01:32:15,465 INFO L93 Difference]: Finished difference Result 10849 states and 16271 transitions. [2024-11-20 01:32:15,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-20 01:32:15,467 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 31.8) internal successors, (159), 5 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 159 [2024-11-20 01:32:15,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 01:32:15,486 INFO L225 Difference]: With dead ends: 10849 [2024-11-20 01:32:15,486 INFO L226 Difference]: Without dead ends: 7300 [2024-11-20 01:32:15,493 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-20 01:32:15,494 INFO L432 NwaCegarLoop]: 4411 mSDtfsCounter, 5473 mSDsluCounter, 13068 mSDsCounter, 0 mSdLazyCounter, 4744 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5473 SdHoareTripleChecker+Valid, 17479 SdHoareTripleChecker+Invalid, 4745 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4744 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2024-11-20 01:32:15,494 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5473 Valid, 17479 Invalid, 4745 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4744 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2024-11-20 01:32:15,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7300 states. [2024-11-20 01:32:15,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7300 to 3838. [2024-11-20 01:32:15,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3838 states, 3837 states have (on average 1.4996090695856137) internal successors, (5754), 3837 states have internal predecessors, (5754), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 01:32:15,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3838 states to 3838 states and 5754 transitions. [2024-11-20 01:32:15,578 INFO L78 Accepts]: Start accepts. Automaton has 3838 states and 5754 transitions. Word has length 159 [2024-11-20 01:32:15,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 01:32:15,578 INFO L471 AbstractCegarLoop]: Abstraction has 3838 states and 5754 transitions. [2024-11-20 01:32:15,578 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.8) internal successors, (159), 5 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 01:32:15,578 INFO L276 IsEmpty]: Start isEmpty. Operand 3838 states and 5754 transitions. [2024-11-20 01:32:15,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-20 01:32:15,580 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 01:32:15,580 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 01:32:15,580 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-20 01:32:15,580 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 01:32:15,580 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 01:32:15,581 INFO L85 PathProgramCache]: Analyzing trace with hash 674236305, now seen corresponding path program 1 times [2024-11-20 01:32:15,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 01:32:15,581 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [128562274] [2024-11-20 01:32:15,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 01:32:15,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 01:32:15,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 01:32:15,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 01:32:15,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 01:32:15,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [128562274] [2024-11-20 01:32:15,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [128562274] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 01:32:15,898 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 01:32:15,898 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-20 01:32:15,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1357654240] [2024-11-20 01:32:15,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 01:32:15,899 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-20 01:32:15,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 01:32:15,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-20 01:32:15,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-20 01:32:15,900 INFO L87 Difference]: Start difference. First operand 3838 states and 5754 transitions. Second operand has 5 states, 5 states have (on average 32.0) internal successors, (160), 5 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 01:32:17,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 01:32:17,864 INFO L93 Difference]: Finished difference Result 7387 states and 11077 transitions. [2024-11-20 01:32:17,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-20 01:32:17,864 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 32.0) internal successors, (160), 5 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 160 [2024-11-20 01:32:17,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 01:32:17,880 INFO L225 Difference]: With dead ends: 7387 [2024-11-20 01:32:17,882 INFO L226 Difference]: Without dead ends: 3838 [2024-11-20 01:32:17,886 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-20 01:32:17,887 INFO L432 NwaCegarLoop]: 4401 mSDtfsCounter, 5488 mSDsluCounter, 8790 mSDsCounter, 0 mSdLazyCounter, 3704 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5488 SdHoareTripleChecker+Valid, 13191 SdHoareTripleChecker+Invalid, 3705 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3704 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-20 01:32:17,887 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5488 Valid, 13191 Invalid, 3705 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3704 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-20 01:32:17,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3838 states. [2024-11-20 01:32:17,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3838 to 3838. [2024-11-20 01:32:17,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3838 states, 3837 states have (on average 1.4985665884805839) internal successors, (5750), 3837 states have internal predecessors, (5750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 01:32:17,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3838 states to 3838 states and 5750 transitions. [2024-11-20 01:32:17,938 INFO L78 Accepts]: Start accepts. Automaton has 3838 states and 5750 transitions. Word has length 160 [2024-11-20 01:32:17,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 01:32:17,938 INFO L471 AbstractCegarLoop]: Abstraction has 3838 states and 5750 transitions. [2024-11-20 01:32:17,939 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 32.0) internal successors, (160), 5 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 01:32:17,941 INFO L276 IsEmpty]: Start isEmpty. Operand 3838 states and 5750 transitions. [2024-11-20 01:32:17,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-20 01:32:17,942 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 01:32:17,942 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 01:32:17,942 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-20 01:32:17,942 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 01:32:17,942 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 01:32:17,942 INFO L85 PathProgramCache]: Analyzing trace with hash -254163764, now seen corresponding path program 1 times [2024-11-20 01:32:17,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 01:32:17,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [138134574] [2024-11-20 01:32:17,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 01:32:17,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 01:32:18,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-20 01:32:18,013 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-20 01:32:18,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-20 01:32:18,180 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-20 01:32:18,186 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-20 01:32:18,187 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-20 01:32:18,189 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-20 01:32:18,192 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2024-11-20 01:32:18,281 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-20 01:32:18,285 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 01:32:18 BoogieIcfgContainer [2024-11-20 01:32:18,285 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-20 01:32:18,285 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-20 01:32:18,286 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-20 01:32:18,286 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-20 01:32:18,286 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 01:32:09" (3/4) ... [2024-11-20 01:32:18,288 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-20 01:32:18,289 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-20 01:32:18,290 INFO L158 Benchmark]: Toolchain (without parser) took 26119.64ms. Allocated memory was 184.5MB in the beginning and 2.0GB in the end (delta: 1.8GB). Free memory was 113.4MB in the beginning and 930.1MB in the end (delta: -816.7MB). Peak memory consumption was 976.9MB. Max. memory is 16.1GB. [2024-11-20 01:32:18,290 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 113.2MB. Free memory is still 76.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-20 01:32:18,290 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1045.84ms. Allocated memory is still 184.5MB. Free memory was 113.2MB in the beginning and 99.8MB in the end (delta: 13.5MB). Peak memory consumption was 93.2MB. Max. memory is 16.1GB. [2024-11-20 01:32:18,291 INFO L158 Benchmark]: Boogie Procedure Inliner took 1028.66ms. Allocated memory was 184.5MB in the beginning and 671.1MB in the end (delta: 486.5MB). Free memory was 99.8MB in the beginning and 434.1MB in the end (delta: -334.4MB). Peak memory consumption was 210.6MB. Max. memory is 16.1GB. [2024-11-20 01:32:18,291 INFO L158 Benchmark]: Boogie Preprocessor took 1418.29ms. Allocated memory is still 671.1MB. Free memory was 434.1MB in the beginning and 347.1MB in the end (delta: 87.0MB). Peak memory consumption was 90.2MB. Max. memory is 16.1GB. [2024-11-20 01:32:18,291 INFO L158 Benchmark]: RCFGBuilder took 13526.03ms. Allocated memory was 671.1MB in the beginning and 2.0GB in the end (delta: 1.3GB). Free memory was 347.1MB in the beginning and 938.5MB in the end (delta: -591.4MB). Peak memory consumption was 805.3MB. Max. memory is 16.1GB. [2024-11-20 01:32:18,291 INFO L158 Benchmark]: TraceAbstraction took 9091.08ms. Allocated memory is still 2.0GB. Free memory was 938.5MB in the beginning and 930.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-20 01:32:18,293 INFO L158 Benchmark]: Witness Printer took 4.09ms. Allocated memory is still 2.0GB. Free memory is still 930.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-20 01:32:18,294 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 113.2MB. Free memory is still 76.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1045.84ms. Allocated memory is still 184.5MB. Free memory was 113.2MB in the beginning and 99.8MB in the end (delta: 13.5MB). Peak memory consumption was 93.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1028.66ms. Allocated memory was 184.5MB in the beginning and 671.1MB in the end (delta: 486.5MB). Free memory was 99.8MB in the beginning and 434.1MB in the end (delta: -334.4MB). Peak memory consumption was 210.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1418.29ms. Allocated memory is still 671.1MB. Free memory was 434.1MB in the beginning and 347.1MB in the end (delta: 87.0MB). Peak memory consumption was 90.2MB. Max. memory is 16.1GB. * RCFGBuilder took 13526.03ms. Allocated memory was 671.1MB in the beginning and 2.0GB in the end (delta: 1.3GB). Free memory was 347.1MB in the beginning and 938.5MB in the end (delta: -591.4MB). Peak memory consumption was 805.3MB. Max. memory is 16.1GB. * TraceAbstraction took 9091.08ms. Allocated memory is still 2.0GB. Free memory was 938.5MB in the beginning and 930.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 4.09ms. Allocated memory is still 2.0GB. Free memory is still 930.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseAnd at line 365. 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_2 mask_SORT_2 = (SORT_2)-1 >> (sizeof(SORT_2) * 8 - 8); [L30] const SORT_2 msb_SORT_2 = (SORT_2)1 << (8 - 1); [L32] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 32); [L33] const SORT_3 msb_SORT_3 = (SORT_3)1 << (32 - 1); [L35] const SORT_2 var_4 = 0; [L36] const SORT_1 var_31 = 0; [L37] const SORT_3 var_114 = 1; [L38] const SORT_3 var_115 = 0; [L39] const SORT_2 var_126 = 255; [L40] const SORT_2 var_128 = 0; [L41] const SORT_2 var_131 = 3; [L42] const SORT_2 var_135 = 2; [L43] const SORT_2 var_139 = 1; [L45] SORT_1 input_127; [L46] SORT_1 input_132; [L47] SORT_1 input_136; [L48] SORT_1 input_140; [L49] SORT_1 input_143; [L50] SORT_1 input_158; [L51] SORT_1 input_173; [L52] SORT_1 input_188; [L53] SORT_1 input_203; [L54] SORT_1 input_206; [L55] SORT_1 input_209; [L56] SORT_1 input_212; [L57] SORT_1 input_215; [L58] SORT_1 input_228; [L59] SORT_1 input_241; [L60] SORT_1 input_254; [L61] SORT_1 input_267; [L62] SORT_1 input_268; [L63] SORT_1 input_269; [L64] SORT_1 input_270; [L65] SORT_1 input_271; [L66] SORT_1 input_272; [L67] SORT_1 input_273; [L68] SORT_1 input_274; [L69] SORT_1 input_302; [L70] SORT_1 input_304; [L71] SORT_1 input_314; [L72] SORT_1 input_319; [L73] SORT_1 input_321; [L74] SORT_1 input_326; [L75] SORT_1 input_330; [L76] SORT_1 input_345; [L77] SORT_1 input_347; [L78] SORT_1 input_357; [L79] SORT_1 input_362; [L80] SORT_1 input_364; [L81] SORT_1 input_369; [L82] SORT_1 input_373; [L83] SORT_1 input_388; [L84] SORT_1 input_390; [L85] SORT_1 input_400; [L86] SORT_1 input_405; [L87] SORT_1 input_407; [L88] SORT_1 input_412; [L89] SORT_1 input_416; [L90] SORT_1 input_431; [L91] SORT_1 input_433; [L92] SORT_1 input_443; [L93] SORT_1 input_448; [L94] SORT_1 input_450; [L95] SORT_1 input_455; [L96] SORT_1 input_459; [L98] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L98] SORT_2 state_5 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L99] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L99] SORT_2 state_7 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L100] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L100] SORT_2 state_9 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L101] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L101] SORT_2 state_11 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L102] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L102] SORT_2 state_13 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L103] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L103] SORT_2 state_15 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L104] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L104] SORT_2 state_17 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L105] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L105] SORT_2 state_19 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L106] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L106] SORT_2 state_21 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L107] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L107] SORT_2 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L108] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L108] SORT_2 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L109] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L109] SORT_2 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L110] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L110] SORT_2 state_29 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L111] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L111] SORT_1 state_32 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L112] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L112] SORT_1 state_34 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L113] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L113] SORT_1 state_36 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L114] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L114] SORT_1 state_38 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L115] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L115] SORT_1 state_40 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L116] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L116] SORT_1 state_42 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L117] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L117] SORT_1 state_44 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L118] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L118] SORT_1 state_46 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L119] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L119] SORT_1 state_48 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L120] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L120] SORT_1 state_50 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L121] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L121] SORT_1 state_52 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L122] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L122] SORT_1 state_54 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L123] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L123] SORT_1 state_56 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L124] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L124] SORT_1 state_58 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L125] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L125] SORT_1 state_60 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L126] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L126] SORT_1 state_62 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L127] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L127] SORT_1 state_64 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L128] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L128] SORT_1 state_66 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L129] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L129] SORT_1 state_68 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L130] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L130] SORT_1 state_70 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L131] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L131] SORT_1 state_72 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L132] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L132] SORT_1 state_74 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L133] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L133] SORT_1 state_76 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L134] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L134] SORT_1 state_78 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L135] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L135] SORT_1 state_80 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L136] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L136] SORT_1 state_82 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L137] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L137] SORT_1 state_84 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L138] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L138] SORT_1 state_86 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L139] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L139] SORT_1 state_88 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L140] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L140] SORT_1 state_90 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L141] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L141] SORT_1 state_92 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L142] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L142] SORT_1 state_94 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L143] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L143] SORT_1 state_96 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L144] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L144] SORT_1 state_98 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L145] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L145] SORT_1 state_100 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L146] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L146] SORT_1 state_102 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L147] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L147] SORT_1 state_104 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L148] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L148] SORT_1 state_106 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L149] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L149] SORT_1 state_108 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L150] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L150] SORT_1 state_110 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L151] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1, var_31=0, var_4=0] [L151] SORT_1 state_112 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L153] SORT_2 init_6_arg_1 = var_4; [L154] state_5 = init_6_arg_1 [L155] SORT_2 init_8_arg_1 = var_4; [L156] state_7 = init_8_arg_1 [L157] SORT_2 init_10_arg_1 = var_4; [L158] state_9 = init_10_arg_1 [L159] SORT_2 init_12_arg_1 = var_4; [L160] state_11 = init_12_arg_1 [L161] SORT_2 init_14_arg_1 = var_4; [L162] state_13 = init_14_arg_1 [L163] SORT_2 init_16_arg_1 = var_4; [L164] state_15 = init_16_arg_1 [L165] SORT_2 init_18_arg_1 = var_4; [L166] state_17 = init_18_arg_1 [L167] SORT_2 init_20_arg_1 = var_4; [L168] state_19 = init_20_arg_1 [L169] SORT_2 init_22_arg_1 = var_4; [L170] state_21 = init_22_arg_1 [L171] SORT_2 init_24_arg_1 = var_4; [L172] state_23 = init_24_arg_1 [L173] SORT_2 init_26_arg_1 = var_4; [L174] state_25 = init_26_arg_1 [L175] SORT_2 init_28_arg_1 = var_4; [L176] state_27 = init_28_arg_1 [L177] SORT_2 init_30_arg_1 = var_4; [L178] state_29 = init_30_arg_1 [L179] SORT_1 init_33_arg_1 = var_31; [L180] state_32 = init_33_arg_1 [L181] SORT_1 init_35_arg_1 = var_31; [L182] state_34 = init_35_arg_1 [L183] SORT_1 init_37_arg_1 = var_31; [L184] state_36 = init_37_arg_1 [L185] SORT_1 init_39_arg_1 = var_31; [L186] state_38 = init_39_arg_1 [L187] SORT_1 init_41_arg_1 = var_31; [L188] state_40 = init_41_arg_1 [L189] SORT_1 init_43_arg_1 = var_31; [L190] state_42 = init_43_arg_1 [L191] SORT_1 init_45_arg_1 = var_31; [L192] state_44 = init_45_arg_1 [L193] SORT_1 init_47_arg_1 = var_31; [L194] state_46 = init_47_arg_1 [L195] SORT_1 init_49_arg_1 = var_31; [L196] state_48 = init_49_arg_1 [L197] SORT_1 init_51_arg_1 = var_31; [L198] state_50 = init_51_arg_1 [L199] SORT_1 init_53_arg_1 = var_31; [L200] state_52 = init_53_arg_1 [L201] SORT_1 init_55_arg_1 = var_31; [L202] state_54 = init_55_arg_1 [L203] SORT_1 init_57_arg_1 = var_31; [L204] state_56 = init_57_arg_1 [L205] SORT_1 init_59_arg_1 = var_31; [L206] state_58 = init_59_arg_1 [L207] SORT_1 init_61_arg_1 = var_31; [L208] state_60 = init_61_arg_1 [L209] SORT_1 init_63_arg_1 = var_31; [L210] state_62 = init_63_arg_1 [L211] SORT_1 init_65_arg_1 = var_31; [L212] state_64 = init_65_arg_1 [L213] SORT_1 init_67_arg_1 = var_31; [L214] state_66 = init_67_arg_1 [L215] SORT_1 init_69_arg_1 = var_31; [L216] state_68 = init_69_arg_1 [L217] SORT_1 init_71_arg_1 = var_31; [L218] state_70 = init_71_arg_1 [L219] SORT_1 init_73_arg_1 = var_31; [L220] state_72 = init_73_arg_1 [L221] SORT_1 init_75_arg_1 = var_31; [L222] state_74 = init_75_arg_1 [L223] SORT_1 init_77_arg_1 = var_31; [L224] state_76 = init_77_arg_1 [L225] SORT_1 init_79_arg_1 = var_31; [L226] state_78 = init_79_arg_1 [L227] SORT_1 init_81_arg_1 = var_31; [L228] state_80 = init_81_arg_1 [L229] SORT_1 init_83_arg_1 = var_31; [L230] state_82 = init_83_arg_1 [L231] SORT_1 init_85_arg_1 = var_31; [L232] state_84 = init_85_arg_1 [L233] SORT_1 init_87_arg_1 = var_31; [L234] state_86 = init_87_arg_1 [L235] SORT_1 init_89_arg_1 = var_31; [L236] state_88 = init_89_arg_1 [L237] SORT_1 init_91_arg_1 = var_31; [L238] state_90 = init_91_arg_1 [L239] SORT_1 init_93_arg_1 = var_31; [L240] state_92 = init_93_arg_1 [L241] SORT_1 init_95_arg_1 = var_31; [L242] state_94 = init_95_arg_1 [L243] SORT_1 init_97_arg_1 = var_31; [L244] state_96 = init_97_arg_1 [L245] SORT_1 init_99_arg_1 = var_31; [L246] state_98 = init_99_arg_1 [L247] SORT_1 init_101_arg_1 = var_31; [L248] state_100 = init_101_arg_1 [L249] SORT_1 init_103_arg_1 = var_31; [L250] state_102 = init_103_arg_1 [L251] SORT_1 init_105_arg_1 = var_31; [L252] state_104 = init_105_arg_1 [L253] SORT_1 init_107_arg_1 = var_31; [L254] state_106 = init_107_arg_1 [L255] SORT_1 init_109_arg_1 = var_31; [L256] state_108 = init_109_arg_1 [L257] SORT_1 init_111_arg_1 = var_31; [L258] state_110 = init_111_arg_1 [L259] SORT_1 init_113_arg_1 = var_31; [L260] state_112 = init_113_arg_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1] [L263] input_127 = __VERIFIER_nondet_uchar() [L264] input_132 = __VERIFIER_nondet_uchar() [L265] input_136 = __VERIFIER_nondet_uchar() [L266] input_140 = __VERIFIER_nondet_uchar() [L267] input_143 = __VERIFIER_nondet_uchar() [L268] EXPR input_143 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1] [L268] input_143 = input_143 & mask_SORT_1 [L269] input_158 = __VERIFIER_nondet_uchar() [L270] EXPR input_158 & mask_SORT_1 VAL [input_143=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1] [L270] input_158 = input_158 & mask_SORT_1 [L271] input_173 = __VERIFIER_nondet_uchar() [L272] EXPR input_173 & mask_SORT_1 VAL [input_143=0, input_158=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1] [L272] input_173 = input_173 & mask_SORT_1 [L273] input_188 = __VERIFIER_nondet_uchar() [L274] EXPR input_188 & mask_SORT_1 VAL [input_143=0, input_158=0, input_173=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1] [L274] input_188 = input_188 & mask_SORT_1 [L275] input_203 = __VERIFIER_nondet_uchar() [L276] input_206 = __VERIFIER_nondet_uchar() [L277] input_209 = __VERIFIER_nondet_uchar() [L278] input_212 = __VERIFIER_nondet_uchar() [L279] input_215 = __VERIFIER_nondet_uchar() [L280] EXPR input_215 & mask_SORT_1 VAL [input_143=0, input_158=0, input_173=0, input_188=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1] [L280] input_215 = input_215 & mask_SORT_1 [L281] input_228 = __VERIFIER_nondet_uchar() [L282] EXPR input_228 & mask_SORT_1 VAL [input_143=0, input_158=0, input_173=0, input_188=0, input_215=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1] [L282] input_228 = input_228 & mask_SORT_1 [L283] input_241 = __VERIFIER_nondet_uchar() [L284] EXPR input_241 & mask_SORT_1 VAL [input_143=0, input_158=0, input_173=0, input_188=0, input_215=0, input_228=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1] [L284] input_241 = input_241 & mask_SORT_1 [L285] input_254 = __VERIFIER_nondet_uchar() [L286] EXPR input_254 & mask_SORT_1 VAL [input_143=0, input_158=0, input_173=0, input_188=0, input_215=0, input_228=0, input_241=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1] [L286] input_254 = input_254 & mask_SORT_1 [L287] input_267 = __VERIFIER_nondet_uchar() [L288] EXPR input_267 & mask_SORT_1 VAL [input_143=0, input_158=0, input_173=0, input_188=0, input_215=0, input_228=0, input_241=0, input_254=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1] [L288] input_267 = input_267 & mask_SORT_1 [L289] input_268 = __VERIFIER_nondet_uchar() [L290] EXPR input_268 & mask_SORT_1 VAL [input_143=0, input_158=0, input_173=0, input_188=0, input_215=0, input_228=0, input_241=0, input_254=0, input_267=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1] [L290] input_268 = input_268 & mask_SORT_1 [L291] input_269 = __VERIFIER_nondet_uchar() [L292] EXPR input_269 & mask_SORT_1 VAL [input_143=0, input_158=0, input_173=0, input_188=0, input_215=0, input_228=0, input_241=0, input_254=0, input_267=0, input_268=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1] [L292] input_269 = input_269 & mask_SORT_1 [L293] input_270 = __VERIFIER_nondet_uchar() [L294] EXPR input_270 & mask_SORT_1 VAL [input_143=0, input_158=0, input_173=0, input_188=0, input_215=0, input_228=0, input_241=0, input_254=0, input_267=0, input_268=0, input_269=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1] [L294] input_270 = input_270 & mask_SORT_1 [L295] input_271 = __VERIFIER_nondet_uchar() [L296] EXPR input_271 & mask_SORT_1 VAL [input_143=0, input_158=0, input_173=0, input_188=0, input_215=0, input_228=0, input_241=0, input_254=0, input_267=0, input_268=0, input_269=0, input_270=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1] [L296] input_271 = input_271 & mask_SORT_1 [L297] input_272 = __VERIFIER_nondet_uchar() [L298] EXPR input_272 & mask_SORT_1 VAL [input_143=0, input_158=0, input_173=0, input_188=0, input_215=0, input_228=0, input_241=0, input_254=0, input_267=0, input_268=0, input_269=0, input_270=0, input_271=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1] [L298] input_272 = input_272 & mask_SORT_1 [L299] input_273 = __VERIFIER_nondet_uchar() [L300] EXPR input_273 & mask_SORT_1 VAL [input_143=0, input_158=0, input_173=0, input_188=0, input_215=0, input_228=0, input_241=0, input_254=0, input_267=0, input_268=0, input_269=0, input_270=0, input_271=0, input_272=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1] [L300] input_273 = input_273 & mask_SORT_1 [L301] input_274 = __VERIFIER_nondet_uchar() [L302] EXPR input_274 & mask_SORT_1 VAL [input_143=0, input_158=0, input_173=0, input_188=0, input_215=0, input_228=0, input_241=0, input_254=0, input_267=0, input_268=0, input_269=0, input_270=0, input_271=0, input_272=0, input_273=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1] [L302] input_274 = input_274 & mask_SORT_1 [L303] input_302 = __VERIFIER_nondet_uchar() [L304] input_304 = __VERIFIER_nondet_uchar() [L305] input_314 = __VERIFIER_nondet_uchar() [L306] input_319 = __VERIFIER_nondet_uchar() [L307] input_321 = __VERIFIER_nondet_uchar() [L308] input_326 = __VERIFIER_nondet_uchar() [L309] input_330 = __VERIFIER_nondet_uchar() [L310] input_345 = __VERIFIER_nondet_uchar() [L311] input_347 = __VERIFIER_nondet_uchar() [L312] input_357 = __VERIFIER_nondet_uchar() [L313] input_362 = __VERIFIER_nondet_uchar() [L314] input_364 = __VERIFIER_nondet_uchar() [L315] input_369 = __VERIFIER_nondet_uchar() [L316] input_373 = __VERIFIER_nondet_uchar() [L317] input_388 = __VERIFIER_nondet_uchar() [L318] input_390 = __VERIFIER_nondet_uchar() [L319] input_400 = __VERIFIER_nondet_uchar() [L320] input_405 = __VERIFIER_nondet_uchar() [L321] input_407 = __VERIFIER_nondet_uchar() [L322] input_412 = __VERIFIER_nondet_uchar() [L323] input_416 = __VERIFIER_nondet_uchar() [L324] input_431 = __VERIFIER_nondet_uchar() [L325] input_433 = __VERIFIER_nondet_uchar() [L326] input_443 = __VERIFIER_nondet_uchar() [L327] input_448 = __VERIFIER_nondet_uchar() [L328] input_450 = __VERIFIER_nondet_uchar() [L329] input_455 = __VERIFIER_nondet_uchar() [L330] input_459 = __VERIFIER_nondet_uchar() [L333] SORT_1 var_116_arg_0 = state_44; [L334] SORT_3 var_116_arg_1 = var_114; [L335] SORT_3 var_116_arg_2 = var_115; [L336] SORT_3 var_116 = var_116_arg_0 ? var_116_arg_1 : var_116_arg_2; [L337] SORT_1 var_117_arg_0 = state_64; [L338] SORT_3 var_117_arg_1 = var_114; [L339] SORT_3 var_117_arg_2 = var_115; [L340] SORT_3 var_117 = var_117_arg_0 ? var_117_arg_1 : var_117_arg_2; [L341] SORT_3 var_118_arg_0 = var_116; [L342] SORT_3 var_118_arg_1 = var_117; [L343] SORT_3 var_118 = var_118_arg_0 + var_118_arg_1; [L344] SORT_1 var_119_arg_0 = state_84; [L345] SORT_3 var_119_arg_1 = var_114; [L346] SORT_3 var_119_arg_2 = var_115; [L347] SORT_3 var_119 = var_119_arg_0 ? var_119_arg_1 : var_119_arg_2; [L348] SORT_3 var_120_arg_0 = var_118; [L349] SORT_3 var_120_arg_1 = var_119; [L350] SORT_3 var_120 = var_120_arg_0 + var_120_arg_1; [L351] SORT_1 var_121_arg_0 = state_104; [L352] SORT_3 var_121_arg_1 = var_114; [L353] SORT_3 var_121_arg_2 = var_115; [L354] SORT_3 var_121 = var_121_arg_0 ? var_121_arg_1 : var_121_arg_2; [L355] SORT_3 var_122_arg_0 = var_120; [L356] SORT_3 var_122_arg_1 = var_121; [L357] SORT_3 var_122 = var_122_arg_0 + var_122_arg_1; VAL [input_143=0, input_158=0, input_173=0, input_188=0, input_215=0, input_228=0, input_241=0, input_254=0, input_267=0, input_268=0, input_269=0, input_270=0, input_271=0, input_272=0, input_273=0, input_274=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_122=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1] [L358] EXPR var_122 & mask_SORT_3 VAL [input_143=0, input_158=0, input_173=0, input_188=0, input_215=0, input_228=0, input_241=0, input_254=0, input_267=0, input_268=0, input_269=0, input_270=0, input_271=0, input_272=0, input_273=0, input_274=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1] [L358] var_122 = var_122 & mask_SORT_3 [L359] SORT_3 var_123_arg_0 = var_122; [L360] SORT_3 var_123_arg_1 = var_114; [L361] SORT_1 var_123 = var_123_arg_0 <= var_123_arg_1; [L362] SORT_1 var_124_arg_0 = ~state_112; VAL [input_143=0, input_158=0, input_173=0, input_188=0, input_215=0, input_228=0, input_241=0, input_254=0, input_267=0, input_268=0, input_269=0, input_270=0, input_271=0, input_272=0, input_273=0, input_274=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_123=1, var_124_arg_0=-1, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1] [L363] EXPR var_124_arg_0 & mask_SORT_1 VAL [input_143=0, input_158=0, input_173=0, input_188=0, input_215=0, input_228=0, input_241=0, input_254=0, input_267=0, input_268=0, input_269=0, input_270=0, input_271=0, input_272=0, input_273=0, input_274=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_123=1, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1] [L363] var_124_arg_0 = var_124_arg_0 & mask_SORT_1 [L364] SORT_1 var_124_arg_1 = ~var_123; VAL [input_143=0, input_158=0, input_173=0, input_188=0, input_215=0, input_228=0, input_241=0, input_254=0, input_267=0, input_268=0, input_269=0, input_270=0, input_271=0, input_272=0, input_273=0, input_274=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_124_arg_0=1, var_124_arg_1=-2, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1] [L365] EXPR var_124_arg_1 & mask_SORT_1 VAL [input_143=0, input_158=0, input_173=0, input_188=0, input_215=0, input_228=0, input_241=0, input_254=0, input_267=0, input_268=0, input_269=0, input_270=0, input_271=0, input_272=0, input_273=0, input_274=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_124_arg_0=1, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1] [L365] var_124_arg_1 = var_124_arg_1 & mask_SORT_1 [L366] EXPR var_124_arg_0 & var_124_arg_1 VAL [input_143=0, input_158=0, input_173=0, input_188=0, input_215=0, input_228=0, input_241=0, input_254=0, input_267=0, input_268=0, input_269=0, input_270=0, input_271=0, input_272=0, input_273=0, input_274=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1] [L366] SORT_1 var_124 = var_124_arg_0 & var_124_arg_1; [L367] EXPR var_124 & mask_SORT_1 VAL [input_143=0, input_158=0, input_173=0, input_188=0, input_215=0, input_228=0, input_241=0, input_254=0, input_267=0, input_268=0, input_269=0, input_270=0, input_271=0, input_272=0, input_273=0, input_274=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_100=0, state_102=0, state_104=0, state_106=0, state_108=0, state_110=0, state_112=0, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_29=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, state_9=0, var_114=1, var_115=0, var_126=255, var_128=0, var_131=3, var_135=2, var_139=1] [L367] var_124 = var_124 & mask_SORT_1 [L368] SORT_1 bad_125_arg_0 = var_124; [L369] CALL __VERIFIER_assert(!(bad_125_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 3760 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 8.9s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 10965 SdHoareTripleChecker+Valid, 4.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10965 mSDsluCounter, 103859 SdHoareTripleChecker+Invalid, 3.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 72507 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8536 IncrementalHoareTripleChecker+Invalid, 8539 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 31352 mSDtfsCounter, 8536 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3838occurred in iteration=5, InterpolantAutomatonStates: 26, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 6 MinimizatonAttempts, 3466 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 1106 NumberOfCodeBlocks, 1106 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 939 ConstructedInterpolants, 0 QuantifiedInterpolants, 2180 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-20 01:32:18,323 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.3.prop1-func-interl.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 43a547173bc5737aef686ddf95649235e9f271c4122df2cd7418215b3adcee9e --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dd.update-z3-fca748b-m [2024-11-20 01:32:20,375 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-20 01:32:20,438 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-20 01:32:20,452 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-20 01:32:20,454 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-20 01:32:20,478 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-20 01:32:20,480 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-20 01:32:20,481 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-20 01:32:20,481 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-20 01:32:20,482 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-20 01:32:20,482 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-20 01:32:20,482 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-20 01:32:20,487 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-20 01:32:20,488 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-20 01:32:20,488 INFO L153 SettingsManager]: * Use SBE=true [2024-11-20 01:32:20,488 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-20 01:32:20,488 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-20 01:32:20,489 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-20 01:32:20,489 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-20 01:32:20,489 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-20 01:32:20,489 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-20 01:32:20,491 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-20 01:32:20,492 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-20 01:32:20,492 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-20 01:32:20,492 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-20 01:32:20,493 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-20 01:32:20,493 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-20 01:32:20,493 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-20 01:32:20,493 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-20 01:32:20,494 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-20 01:32:20,494 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-20 01:32:20,495 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 01:32:20,495 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-20 01:32:20,495 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-20 01:32:20,495 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-20 01:32:20,496 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-20 01:32:20,496 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-20 01:32:20,496 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-20 01:32:20,497 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-20 01:32:20,497 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-20 01:32:20,497 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-20 01:32:20,497 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43a547173bc5737aef686ddf95649235e9f271c4122df2cd7418215b3adcee9e [2024-11-20 01:32:20,770 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-20 01:32:20,787 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-20 01:32:20,789 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-20 01:32:20,790 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-20 01:32:20,790 INFO L274 PluginConnector]: CDTParser initialized [2024-11-20 01:32:20,792 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.3.prop1-func-interl.c [2024-11-20 01:32:22,104 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-20 01:32:22,423 INFO L384 CDTParser]: Found 1 translation units. [2024-11-20 01:32:22,424 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.3.prop1-func-interl.c [2024-11-20 01:32:22,451 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c81f04e0d/09b2ebe0cf0e4cdaa0b617ef5eece08b/FLAGe2d6f1f81 [2024-11-20 01:32:22,688 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c81f04e0d/09b2ebe0cf0e4cdaa0b617ef5eece08b [2024-11-20 01:32:22,691 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-20 01:32:22,693 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-20 01:32:22,693 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-20 01:32:22,694 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-20 01:32:22,698 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-20 01:32:22,698 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 01:32:22" (1/1) ... [2024-11-20 01:32:22,700 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57fc61e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:32:22, skipping insertion in model container [2024-11-20 01:32:22,700 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 01:32:22" (1/1) ... [2024-11-20 01:32:22,760 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-20 01:32:22,953 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.3.prop1-func-interl.c[1170,1183] [2024-11-20 01:32:23,243 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 01:32:23,254 INFO L200 MainTranslator]: Completed pre-run [2024-11-20 01:32:23,264 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.3.prop1-func-interl.c[1170,1183] [2024-11-20 01:32:23,417 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 01:32:23,432 INFO L204 MainTranslator]: Completed translation [2024-11-20 01:32:23,432 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:32:23 WrapperNode [2024-11-20 01:32:23,432 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-20 01:32:23,433 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-20 01:32:23,433 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-20 01:32:23,433 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-20 01:32:23,438 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:32:23" (1/1) ... [2024-11-20 01:32:23,488 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:32:23" (1/1) ... [2024-11-20 01:32:23,597 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3205 [2024-11-20 01:32:23,597 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-20 01:32:23,598 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-20 01:32:23,598 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-20 01:32:23,598 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-20 01:32:23,606 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:32:23" (1/1) ... [2024-11-20 01:32:23,606 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:32:23" (1/1) ... [2024-11-20 01:32:23,619 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:32:23" (1/1) ... [2024-11-20 01:32:23,696 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]. [2024-11-20 01:32:23,697 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:32:23" (1/1) ... [2024-11-20 01:32:23,722 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:32:23" (1/1) ... [2024-11-20 01:32:23,773 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:32:23" (1/1) ... [2024-11-20 01:32:23,782 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:32:23" (1/1) ... [2024-11-20 01:32:23,798 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:32:23" (1/1) ... [2024-11-20 01:32:23,807 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:32:23" (1/1) ... [2024-11-20 01:32:23,823 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-20 01:32:23,824 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-20 01:32:23,824 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-20 01:32:23,825 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-20 01:32:23,826 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:32:23" (1/1) ... [2024-11-20 01:32:23,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 01:32:23,840 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 01:32:23,862 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) [2024-11-20 01:32:23,866 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 [2024-11-20 01:32:23,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-20 01:32:23,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-20 01:32:23,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-20 01:32:23,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-20 01:32:24,359 INFO L238 CfgBuilder]: Building ICFG [2024-11-20 01:32:24,361 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-20 01:32:27,034 INFO L? ?]: Removed 148 outVars from TransFormulas that were not future-live. [2024-11-20 01:32:27,035 INFO L287 CfgBuilder]: Performing block encoding [2024-11-20 01:32:27,050 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-20 01:32:27,051 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-20 01:32:27,051 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 01:32:27 BoogieIcfgContainer [2024-11-20 01:32:27,051 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-20 01:32:27,055 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-20 01:32:27,056 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-20 01:32:27,058 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-20 01:32:27,058 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 01:32:22" (1/3) ... [2024-11-20 01:32:27,059 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6aaad924 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 01:32:27, skipping insertion in model container [2024-11-20 01:32:27,059 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:32:23" (2/3) ... [2024-11-20 01:32:27,066 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6aaad924 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 01:32:27, skipping insertion in model container [2024-11-20 01:32:27,066 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 01:32:27" (3/3) ... [2024-11-20 01:32:27,068 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.mcs.3.prop1-func-interl.c [2024-11-20 01:32:27,089 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-20 01:32:27,089 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-20 01:32:27,141 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-20 01:32:27,147 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;@22bea578, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-20 01:32:27,147 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-20 01:32:27,151 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) [2024-11-20 01:32:27,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-20 01:32:27,155 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 01:32:27,156 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2024-11-20 01:32:27,157 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 01:32:27,162 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 01:32:27,162 INFO L85 PathProgramCache]: Analyzing trace with hash 28694789, now seen corresponding path program 1 times [2024-11-20 01:32:27,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-20 01:32:27,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [131968512] [2024-11-20 01:32:27,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 01:32:27,175 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-20 01:32:27,175 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-20 01:32:27,177 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-20 01:32:27,178 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-20 01:32:27,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 01:32:27,639 INFO L255 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-20 01:32:27,653 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 01:32:27,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 01:32:27,890 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-20 01:32:27,890 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-20 01:32:27,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [131968512] [2024-11-20 01:32:27,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [131968512] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 01:32:27,891 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 01:32:27,892 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-20 01:32:27,893 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131302729] [2024-11-20 01:32:27,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 01:32:27,897 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-20 01:32:27,897 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-20 01:32:27,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-20 01:32:27,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-20 01:32:27,917 INFO L87 Difference]: Start difference. First operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 01:32:28,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 01:32:28,159 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2024-11-20 01:32:28,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-20 01:32:28,161 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2024-11-20 01:32:28,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 01:32:28,166 INFO L225 Difference]: With dead ends: 18 [2024-11-20 01:32:28,166 INFO L226 Difference]: Without dead ends: 10 [2024-11-20 01:32:28,168 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-20 01:32:28,170 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 2 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-20 01:32:28,171 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 11 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-20 01:32:28,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2024-11-20 01:32:28,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2024-11-20 01:32:28,191 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) [2024-11-20 01:32:28,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2024-11-20 01:32:28,192 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2024-11-20 01:32:28,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 01:32:28,193 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2024-11-20 01:32:28,193 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-20 01:32:28,193 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2024-11-20 01:32:28,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-20 01:32:28,193 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 01:32:28,193 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2024-11-20 01:32:28,201 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-20 01:32:28,394 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-20 01:32:28,395 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 01:32:28,395 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 01:32:28,395 INFO L85 PathProgramCache]: Analyzing trace with hash 152739811, now seen corresponding path program 1 times [2024-11-20 01:32:28,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-20 01:32:28,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1834793498] [2024-11-20 01:32:28,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 01:32:28,397 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-20 01:32:28,398 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-20 01:32:28,400 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-20 01:32:28,402 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-20 01:32:29,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 01:32:29,114 INFO L255 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 64 conjuncts are in the unsatisfiable core [2024-11-20 01:32:29,138 INFO L278 TraceCheckSpWp]: Computing forward predicates...