./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.fischer.5.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a046e57d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.5.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 7b6b41bf1281997270d2071543ac09d4f164b00ce6a47ec1895ad02ed406b6f4 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-12 22:48:57,163 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-12 22:48:57,213 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-12 22:48:57,218 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-12 22:48:57,220 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-12 22:48:57,239 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-12 22:48:57,240 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-12 22:48:57,240 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-12 22:48:57,240 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-12 22:48:57,241 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-12 22:48:57,241 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-12 22:48:57,241 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-12 22:48:57,242 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-12 22:48:57,242 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-12 22:48:57,242 INFO L153 SettingsManager]: * Use SBE=true [2024-10-12 22:48:57,242 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-12 22:48:57,243 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-12 22:48:57,243 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-12 22:48:57,243 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-12 22:48:57,243 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-12 22:48:57,243 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-12 22:48:57,247 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-12 22:48:57,247 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-12 22:48:57,247 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-12 22:48:57,247 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-12 22:48:57,248 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-12 22:48:57,248 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-12 22:48:57,248 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-12 22:48:57,248 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-12 22:48:57,248 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-12 22:48:57,248 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-12 22:48:57,248 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-12 22:48:57,249 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-12 22:48:57,249 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-12 22:48:57,249 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-12 22:48:57,249 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-12 22:48:57,249 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-12 22:48:57,249 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-12 22:48:57,249 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-12 22:48:57,249 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b6b41bf1281997270d2071543ac09d4f164b00ce6a47ec1895ad02ed406b6f4 [2024-10-12 22:48:57,444 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-12 22:48:57,464 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-12 22:48:57,466 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-12 22:48:57,467 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-12 22:48:57,467 INFO L274 PluginConnector]: CDTParser initialized [2024-10-12 22:48:57,468 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.5.prop1-func-interl.c [2024-10-12 22:48:58,703 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-12 22:48:58,968 INFO L384 CDTParser]: Found 1 translation units. [2024-10-12 22:48:58,970 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.5.prop1-func-interl.c [2024-10-12 22:48:58,988 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e41592cf6/579ec38bc526475fa9cc6558962a1e73/FLAG5d3ed9273 [2024-10-12 22:48:59,267 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e41592cf6/579ec38bc526475fa9cc6558962a1e73 [2024-10-12 22:48:59,269 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-12 22:48:59,270 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-12 22:48:59,271 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-12 22:48:59,271 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-12 22:48:59,275 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-12 22:48:59,275 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 10:48:59" (1/1) ... [2024-10-12 22:48:59,276 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@464ec895 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:48:59, skipping insertion in model container [2024-10-12 22:48:59,276 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 10:48:59" (1/1) ... [2024-10-12 22:48:59,331 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-12 22:48:59,497 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.5.prop1-func-interl.c[1174,1187] [2024-10-12 22:48:59,826 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 22:48:59,833 INFO L200 MainTranslator]: Completed pre-run [2024-10-12 22:48:59,841 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.5.prop1-func-interl.c[1174,1187] [2024-10-12 22:49:00,023 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 22:49:00,044 INFO L204 MainTranslator]: Completed translation [2024-10-12 22:49:00,045 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:49:00 WrapperNode [2024-10-12 22:49:00,045 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-12 22:49:00,046 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-12 22:49:00,046 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-12 22:49:00,046 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-12 22:49:00,051 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:49:00" (1/1) ... [2024-10-12 22:49:00,140 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:49:00" (1/1) ... [2024-10-12 22:49:00,788 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 8469 [2024-10-12 22:49:00,788 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-12 22:49:00,789 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-12 22:49:00,789 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-12 22:49:00,789 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-12 22:49:00,796 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:49:00" (1/1) ... [2024-10-12 22:49:00,797 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:49:00" (1/1) ... [2024-10-12 22:49:01,032 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:49:00" (1/1) ... [2024-10-12 22:49:01,283 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-12 22:49:01,283 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:49:00" (1/1) ... [2024-10-12 22:49:01,283 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:49:00" (1/1) ... [2024-10-12 22:49:01,576 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:49:00" (1/1) ... [2024-10-12 22:49:01,631 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:49:00" (1/1) ... [2024-10-12 22:49:01,680 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:49:00" (1/1) ... [2024-10-12 22:49:01,715 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:49:00" (1/1) ... [2024-10-12 22:49:01,907 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-12 22:49:01,908 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-12 22:49:01,908 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-12 22:49:01,908 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-12 22:49:01,909 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:49:00" (1/1) ... [2024-10-12 22:49:01,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-12 22:49:01,922 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 22:49:01,933 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-12 22:49:01,935 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-12 22:49:01,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-12 22:49:01,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-12 22:49:01,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-12 22:49:01,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-12 22:49:02,324 INFO L238 CfgBuilder]: Building ICFG [2024-10-12 22:49:02,326 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-12 22:49:09,198 INFO L? ?]: Removed 4787 outVars from TransFormulas that were not future-live. [2024-10-12 22:49:09,198 INFO L287 CfgBuilder]: Performing block encoding [2024-10-12 22:49:09,312 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-12 22:49:09,313 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-12 22:49:09,313 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 10:49:09 BoogieIcfgContainer [2024-10-12 22:49:09,314 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-12 22:49:09,315 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-12 22:49:09,315 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-12 22:49:09,317 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-12 22:49:09,318 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 10:48:59" (1/3) ... [2024-10-12 22:49:09,318 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@98e166f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 10:49:09, skipping insertion in model container [2024-10-12 22:49:09,318 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:49:00" (2/3) ... [2024-10-12 22:49:09,319 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@98e166f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 10:49:09, skipping insertion in model container [2024-10-12 22:49:09,319 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 10:49:09" (3/3) ... [2024-10-12 22:49:09,320 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.fischer.5.prop1-func-interl.c [2024-10-12 22:49:09,331 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-12 22:49:09,332 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-12 22:49:09,442 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-12 22:49:09,447 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;@47a06ef9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-12 22:49:09,447 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-12 22:49:09,457 INFO L276 IsEmpty]: Start isEmpty. Operand has 2965 states, 2963 states have (on average 1.5025312183597705) internal successors, (4452), 2964 states have internal predecessors, (4452), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 22:49:09,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-10-12 22:49:09,469 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 22:49:09,470 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 22:49:09,470 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 22:49:09,475 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 22:49:09,475 INFO L85 PathProgramCache]: Analyzing trace with hash -45529679, now seen corresponding path program 1 times [2024-10-12 22:49:09,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 22:49:09,481 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044227966] [2024-10-12 22:49:09,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 22:49:09,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 22:49:09,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 22:49:10,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 22:49:10,260 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 22:49:10,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2044227966] [2024-10-12 22:49:10,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2044227966] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 22:49:10,261 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 22:49:10,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-12 22:49:10,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1742140529] [2024-10-12 22:49:10,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 22:49:10,267 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-12 22:49:10,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 22:49:10,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-12 22:49:10,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-12 22:49:10,293 INFO L87 Difference]: Start difference. First operand has 2965 states, 2963 states have (on average 1.5025312183597705) internal successors, (4452), 2964 states have internal predecessors, (4452), 0 states have call successors, (0), 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 37.0) internal successors, (148), 4 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 22:49:10,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 22:49:10,446 INFO L93 Difference]: Finished difference Result 5778 states and 8678 transitions. [2024-10-12 22:49:10,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 22:49:10,449 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 37.0) internal successors, (148), 4 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 148 [2024-10-12 22:49:10,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 22:49:10,470 INFO L225 Difference]: With dead ends: 5778 [2024-10-12 22:49:10,471 INFO L226 Difference]: Without dead ends: 2966 [2024-10-12 22:49:10,478 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-12 22:49:10,480 INFO L432 NwaCegarLoop]: 4447 mSDtfsCounter, 0 mSDsluCounter, 8889 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 13336 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-12 22:49:10,481 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 13336 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-12 22:49:10,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2966 states. [2024-10-12 22:49:10,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2966 to 2966. [2024-10-12 22:49:10,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2966 states, 2965 states have (on average 1.5015177065767285) internal successors, (4452), 2965 states have internal predecessors, (4452), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 22:49:10,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2966 states to 2966 states and 4452 transitions. [2024-10-12 22:49:10,635 INFO L78 Accepts]: Start accepts. Automaton has 2966 states and 4452 transitions. Word has length 148 [2024-10-12 22:49:10,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 22:49:10,635 INFO L471 AbstractCegarLoop]: Abstraction has 2966 states and 4452 transitions. [2024-10-12 22:49:10,636 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 37.0) internal successors, (148), 4 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 22:49:10,636 INFO L276 IsEmpty]: Start isEmpty. Operand 2966 states and 4452 transitions. [2024-10-12 22:49:10,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-10-12 22:49:10,638 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 22:49:10,638 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 22:49:10,639 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-12 22:49:10,639 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 22:49:10,639 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 22:49:10,639 INFO L85 PathProgramCache]: Analyzing trace with hash -1409723960, now seen corresponding path program 1 times [2024-10-12 22:49:10,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 22:49:10,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045800070] [2024-10-12 22:49:10,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 22:49:10,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 22:49:10,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 22:49:11,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 22:49:11,006 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 22:49:11,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045800070] [2024-10-12 22:49:11,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1045800070] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 22:49:11,007 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 22:49:11,007 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-12 22:49:11,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [923117328] [2024-10-12 22:49:11,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 22:49:11,008 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-12 22:49:11,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 22:49:11,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-12 22:49:11,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-12 22:49:11,014 INFO L87 Difference]: Start difference. First operand 2966 states and 4452 transitions. Second operand has 4 states, 4 states have (on average 37.25) internal successors, (149), 4 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 22:49:11,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 22:49:11,118 INFO L93 Difference]: Finished difference Result 5781 states and 8678 transitions. [2024-10-12 22:49:11,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 22:49:11,119 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 37.25) internal successors, (149), 4 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 149 [2024-10-12 22:49:11,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 22:49:11,127 INFO L225 Difference]: With dead ends: 5781 [2024-10-12 22:49:11,127 INFO L226 Difference]: Without dead ends: 2968 [2024-10-12 22:49:11,130 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-12 22:49:11,131 INFO L432 NwaCegarLoop]: 4447 mSDtfsCounter, 0 mSDsluCounter, 8886 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 13333 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-12 22:49:11,132 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 13333 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-12 22:49:11,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2968 states. [2024-10-12 22:49:11,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2968 to 2968. [2024-10-12 22:49:11,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2968 states, 2967 states have (on average 1.5011796427367712) internal successors, (4454), 2967 states have internal predecessors, (4454), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 22:49:11,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2968 states to 2968 states and 4454 transitions. [2024-10-12 22:49:11,179 INFO L78 Accepts]: Start accepts. Automaton has 2968 states and 4454 transitions. Word has length 149 [2024-10-12 22:49:11,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 22:49:11,180 INFO L471 AbstractCegarLoop]: Abstraction has 2968 states and 4454 transitions. [2024-10-12 22:49:11,180 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 37.25) internal successors, (149), 4 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 22:49:11,180 INFO L276 IsEmpty]: Start isEmpty. Operand 2968 states and 4454 transitions. [2024-10-12 22:49:11,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-10-12 22:49:11,185 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 22:49:11,185 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 22:49:11,187 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-12 22:49:11,187 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 22:49:11,187 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 22:49:11,188 INFO L85 PathProgramCache]: Analyzing trace with hash -1849734806, now seen corresponding path program 1 times [2024-10-12 22:49:11,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 22:49:11,188 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1723233089] [2024-10-12 22:49:11,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 22:49:11,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 22:49:11,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 22:49:11,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 22:49:11,494 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 22:49:11,494 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1723233089] [2024-10-12 22:49:11,494 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1723233089] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 22:49:11,494 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 22:49:11,495 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-12 22:49:11,495 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [447222752] [2024-10-12 22:49:11,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 22:49:11,495 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-12 22:49:11,495 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 22:49:11,496 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-12 22:49:11,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-12 22:49:11,498 INFO L87 Difference]: Start difference. First operand 2968 states and 4454 transitions. Second operand has 4 states, 4 states have (on average 37.5) internal successors, (150), 4 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 22:49:11,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 22:49:11,596 INFO L93 Difference]: Finished difference Result 5789 states and 8688 transitions. [2024-10-12 22:49:11,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 22:49:11,597 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 37.5) internal successors, (150), 4 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 150 [2024-10-12 22:49:11,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 22:49:11,606 INFO L225 Difference]: With dead ends: 5789 [2024-10-12 22:49:11,606 INFO L226 Difference]: Without dead ends: 2974 [2024-10-12 22:49:11,611 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-12 22:49:11,612 INFO L432 NwaCegarLoop]: 4447 mSDtfsCounter, 4 mSDsluCounter, 8880 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 13327 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-12 22:49:11,614 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 13327 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-12 22:49:11,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2974 states. [2024-10-12 22:49:11,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2974 to 2974. [2024-10-12 22:49:11,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2974 states, 2973 states have (on average 1.5008409014463504) internal successors, (4462), 2973 states have internal predecessors, (4462), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 22:49:11,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2974 states to 2974 states and 4462 transitions. [2024-10-12 22:49:11,666 INFO L78 Accepts]: Start accepts. Automaton has 2974 states and 4462 transitions. Word has length 150 [2024-10-12 22:49:11,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 22:49:11,667 INFO L471 AbstractCegarLoop]: Abstraction has 2974 states and 4462 transitions. [2024-10-12 22:49:11,667 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 37.5) internal successors, (150), 4 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 22:49:11,667 INFO L276 IsEmpty]: Start isEmpty. Operand 2974 states and 4462 transitions. [2024-10-12 22:49:11,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-10-12 22:49:11,669 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 22:49:11,671 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 22:49:11,671 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-12 22:49:11,672 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 22:49:11,672 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 22:49:11,672 INFO L85 PathProgramCache]: Analyzing trace with hash -453146282, now seen corresponding path program 1 times [2024-10-12 22:49:11,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 22:49:11,672 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827448134] [2024-10-12 22:49:11,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 22:49:11,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 22:49:11,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 22:49:11,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 22:49:11,968 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 22:49:11,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [827448134] [2024-10-12 22:49:11,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [827448134] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 22:49:11,969 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 22:49:11,969 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 22:49:11,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577181438] [2024-10-12 22:49:11,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 22:49:11,969 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-12 22:49:11,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 22:49:11,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-12 22:49:11,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-12 22:49:11,970 INFO L87 Difference]: Start difference. First operand 2974 states and 4462 transitions. Second operand has 5 states, 5 states have (on average 30.2) internal successors, (151), 5 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 22:49:12,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 22:49:12,082 INFO L93 Difference]: Finished difference Result 5799 states and 8700 transitions. [2024-10-12 22:49:12,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 22:49:12,082 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.2) internal successors, (151), 5 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 151 [2024-10-12 22:49:12,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 22:49:12,089 INFO L225 Difference]: With dead ends: 5799 [2024-10-12 22:49:12,089 INFO L226 Difference]: Without dead ends: 2978 [2024-10-12 22:49:12,094 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-12 22:49:12,095 INFO L432 NwaCegarLoop]: 4447 mSDtfsCounter, 0 mSDsluCounter, 13310 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 17757 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-12 22:49:12,096 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 17757 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-12 22:49:12,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2978 states. [2024-10-12 22:49:12,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2978 to 2974. [2024-10-12 22:49:12,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2974 states, 2973 states have (on average 1.5008409014463504) internal successors, (4462), 2973 states have internal predecessors, (4462), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 22:49:12,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2974 states to 2974 states and 4462 transitions. [2024-10-12 22:49:12,141 INFO L78 Accepts]: Start accepts. Automaton has 2974 states and 4462 transitions. Word has length 151 [2024-10-12 22:49:12,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 22:49:12,141 INFO L471 AbstractCegarLoop]: Abstraction has 2974 states and 4462 transitions. [2024-10-12 22:49:12,141 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.2) internal successors, (151), 5 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 22:49:12,142 INFO L276 IsEmpty]: Start isEmpty. Operand 2974 states and 4462 transitions. [2024-10-12 22:49:12,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-10-12 22:49:12,142 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 22:49:12,143 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 22:49:12,143 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-12 22:49:12,143 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 22:49:12,143 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 22:49:12,143 INFO L85 PathProgramCache]: Analyzing trace with hash -253745117, now seen corresponding path program 1 times [2024-10-12 22:49:12,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 22:49:12,144 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391721545] [2024-10-12 22:49:12,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 22:49:12,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 22:49:12,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 22:49:12,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 22:49:12,501 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 22:49:12,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391721545] [2024-10-12 22:49:12,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1391721545] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 22:49:12,501 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 22:49:12,501 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-12 22:49:12,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510311583] [2024-10-12 22:49:12,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 22:49:12,502 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-12 22:49:12,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 22:49:12,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-12 22:49:12,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-12 22:49:12,502 INFO L87 Difference]: Start difference. First operand 2974 states and 4462 transitions. Second operand has 5 states, 5 states have (on average 30.4) internal successors, (152), 4 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 22:49:15,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 22:49:15,050 INFO L93 Difference]: Finished difference Result 8600 states and 12904 transitions. [2024-10-12 22:49:15,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-12 22:49:15,051 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.4) internal successors, (152), 4 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 152 [2024-10-12 22:49:15,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 22:49:15,064 INFO L225 Difference]: With dead ends: 8600 [2024-10-12 22:49:15,064 INFO L226 Difference]: Without dead ends: 5779 [2024-10-12 22:49:15,065 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-12 22:49:15,066 INFO L432 NwaCegarLoop]: 3378 mSDtfsCounter, 4293 mSDsluCounter, 10013 mSDsCounter, 0 mSdLazyCounter, 4180 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4293 SdHoareTripleChecker+Valid, 13391 SdHoareTripleChecker+Invalid, 4181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4180 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-10-12 22:49:15,066 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4293 Valid, 13391 Invalid, 4181 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4180 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-10-12 22:49:15,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5779 states. [2024-10-12 22:49:15,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5779 to 3097. [2024-10-12 22:49:15,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3097 states, 3096 states have (on average 1.5003229974160206) internal successors, (4645), 3096 states have internal predecessors, (4645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 22:49:15,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3097 states to 3097 states and 4645 transitions. [2024-10-12 22:49:15,117 INFO L78 Accepts]: Start accepts. Automaton has 3097 states and 4645 transitions. Word has length 152 [2024-10-12 22:49:15,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 22:49:15,117 INFO L471 AbstractCegarLoop]: Abstraction has 3097 states and 4645 transitions. [2024-10-12 22:49:15,118 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.4) internal successors, (152), 4 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 22:49:15,118 INFO L276 IsEmpty]: Start isEmpty. Operand 3097 states and 4645 transitions. [2024-10-12 22:49:15,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-10-12 22:49:15,119 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 22:49:15,119 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 22:49:15,120 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-12 22:49:15,120 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 22:49:15,120 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 22:49:15,120 INFO L85 PathProgramCache]: Analyzing trace with hash 957821074, now seen corresponding path program 1 times [2024-10-12 22:49:15,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 22:49:15,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559729852] [2024-10-12 22:49:15,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 22:49:15,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 22:49:15,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 22:49:15,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 22:49:15,709 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 22:49:15,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559729852] [2024-10-12 22:49:15,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [559729852] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 22:49:15,709 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 22:49:15,709 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 22:49:15,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604277546] [2024-10-12 22:49:15,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 22:49:15,710 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-12 22:49:15,710 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 22:49:15,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-12 22:49:15,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-12 22:49:15,711 INFO L87 Difference]: Start difference. First operand 3097 states and 4645 transitions. Second operand has 6 states, 6 states have (on average 25.5) internal successors, (153), 5 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 22:49:17,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 22:49:17,723 INFO L93 Difference]: Finished difference Result 5933 states and 8899 transitions. [2024-10-12 22:49:17,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-12 22:49:17,724 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 25.5) internal successors, (153), 5 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 153 [2024-10-12 22:49:17,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 22:49:17,732 INFO L225 Difference]: With dead ends: 5933 [2024-10-12 22:49:17,733 INFO L226 Difference]: Without dead ends: 3112 [2024-10-12 22:49:17,737 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-10-12 22:49:17,737 INFO L432 NwaCegarLoop]: 3359 mSDtfsCounter, 4326 mSDsluCounter, 10066 mSDsCounter, 0 mSdLazyCounter, 4374 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4326 SdHoareTripleChecker+Valid, 13425 SdHoareTripleChecker+Invalid, 4375 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4374 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-10-12 22:49:17,737 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4326 Valid, 13425 Invalid, 4375 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4374 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-10-12 22:49:17,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3112 states. [2024-10-12 22:49:17,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3112 to 3110. [2024-10-12 22:49:17,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3110 states, 3109 states have (on average 1.4988742360887746) internal successors, (4660), 3109 states have internal predecessors, (4660), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 22:49:17,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3110 states to 3110 states and 4660 transitions. [2024-10-12 22:49:17,787 INFO L78 Accepts]: Start accepts. Automaton has 3110 states and 4660 transitions. Word has length 153 [2024-10-12 22:49:17,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 22:49:17,788 INFO L471 AbstractCegarLoop]: Abstraction has 3110 states and 4660 transitions. [2024-10-12 22:49:17,788 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 25.5) internal successors, (153), 5 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 22:49:17,788 INFO L276 IsEmpty]: Start isEmpty. Operand 3110 states and 4660 transitions. [2024-10-12 22:49:17,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-10-12 22:49:17,790 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 22:49:17,791 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 22:49:17,791 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-12 22:49:17,791 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 22:49:17,791 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 22:49:17,791 INFO L85 PathProgramCache]: Analyzing trace with hash -52970556, now seen corresponding path program 1 times [2024-10-12 22:49:17,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 22:49:17,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384808225] [2024-10-12 22:49:17,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 22:49:17,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 22:49:17,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 22:49:17,915 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 22:49:17,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 22:49:18,074 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 22:49:18,075 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-12 22:49:18,076 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-12 22:49:18,077 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-12 22:49:18,079 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2024-10-12 22:49:18,167 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-12 22:49:18,170 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 10:49:18 BoogieIcfgContainer [2024-10-12 22:49:18,170 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-12 22:49:18,171 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-12 22:49:18,171 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-12 22:49:18,171 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-12 22:49:18,172 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 10:49:09" (3/4) ... [2024-10-12 22:49:18,173 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-12 22:49:18,174 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-12 22:49:18,175 INFO L158 Benchmark]: Toolchain (without parser) took 18904.99ms. Allocated memory was 176.2MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 137.9MB in the beginning and 721.4MB in the end (delta: -583.6MB). Peak memory consumption was 944.1MB. Max. memory is 16.1GB. [2024-10-12 22:49:18,175 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 109.1MB. Free memory is still 78.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-12 22:49:18,175 INFO L158 Benchmark]: CACSL2BoogieTranslator took 774.69ms. Allocated memory is still 176.2MB. Free memory was 137.9MB in the beginning and 102.3MB in the end (delta: 35.5MB). Peak memory consumption was 123.2MB. Max. memory is 16.1GB. [2024-10-12 22:49:18,176 INFO L158 Benchmark]: Boogie Procedure Inliner took 742.29ms. Allocated memory was 176.2MB in the beginning and 327.2MB in the end (delta: 151.0MB). Free memory was 102.3MB in the beginning and 135.6MB in the end (delta: -33.2MB). Peak memory consumption was 190.7MB. Max. memory is 16.1GB. [2024-10-12 22:49:18,177 INFO L158 Benchmark]: Boogie Preprocessor took 1118.86ms. Allocated memory was 327.2MB in the beginning and 654.3MB in the end (delta: 327.2MB). Free memory was 135.6MB in the beginning and 407.9MB in the end (delta: -272.3MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. [2024-10-12 22:49:18,177 INFO L158 Benchmark]: RCFGBuilder took 7405.91ms. Allocated memory was 654.3MB in the beginning and 1.2GB in the end (delta: 566.2MB). Free memory was 407.9MB in the beginning and 512.8MB in the end (delta: -104.9MB). Peak memory consumption was 610.3MB. Max. memory is 16.1GB. [2024-10-12 22:49:18,177 INFO L158 Benchmark]: TraceAbstraction took 8855.45ms. Allocated memory was 1.2GB in the beginning and 1.7GB in the end (delta: 484.4MB). Free memory was 512.8MB in the beginning and 722.5MB in the end (delta: -209.7MB). Peak memory consumption was 274.7MB. Max. memory is 16.1GB. [2024-10-12 22:49:18,177 INFO L158 Benchmark]: Witness Printer took 3.09ms. Allocated memory is still 1.7GB. Free memory is still 721.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-12 22:49:18,180 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 109.1MB. Free memory is still 78.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 774.69ms. Allocated memory is still 176.2MB. Free memory was 137.9MB in the beginning and 102.3MB in the end (delta: 35.5MB). Peak memory consumption was 123.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 742.29ms. Allocated memory was 176.2MB in the beginning and 327.2MB in the end (delta: 151.0MB). Free memory was 102.3MB in the beginning and 135.6MB in the end (delta: -33.2MB). Peak memory consumption was 190.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1118.86ms. Allocated memory was 327.2MB in the beginning and 654.3MB in the end (delta: 327.2MB). Free memory was 135.6MB in the beginning and 407.9MB in the end (delta: -272.3MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. * RCFGBuilder took 7405.91ms. Allocated memory was 654.3MB in the beginning and 1.2GB in the end (delta: 566.2MB). Free memory was 407.9MB in the beginning and 512.8MB in the end (delta: -104.9MB). Peak memory consumption was 610.3MB. Max. memory is 16.1GB. * TraceAbstraction took 8855.45ms. Allocated memory was 1.2GB in the beginning and 1.7GB in the end (delta: 484.4MB). Free memory was 512.8MB in the beginning and 722.5MB in the end (delta: -209.7MB). Peak memory consumption was 274.7MB. Max. memory is 16.1GB. * Witness Printer took 3.09ms. Allocated memory is still 1.7GB. Free memory is still 721.4MB. 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 342. 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 - 24); [L33] const SORT_3 msb_SORT_3 = (SORT_3)1 << (24 - 1); [L35] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 32); [L36] const SORT_4 msb_SORT_4 = (SORT_4)1 << (32 - 1); [L38] const SORT_2 var_5 = 0; [L39] const SORT_1 var_22 = 0; [L40] const SORT_4 var_83 = 1; [L41] const SORT_4 var_84 = 0; [L42] const SORT_2 var_102 = 0; [L43] const SORT_2 var_104 = 7; [L44] const SORT_2 var_107 = 6; [L45] const SORT_2 var_110 = 5; [L46] const SORT_2 var_113 = 4; [L47] const SORT_2 var_116 = 3; [L48] const SORT_2 var_119 = 2; [L49] const SORT_2 var_122 = 1; [L50] const SORT_2 var_138 = 255; [L51] const SORT_3 var_142 = 0; [L52] const SORT_4 var_146 = 255; [L54] SORT_1 input_101; [L55] SORT_1 input_103; [L56] SORT_1 input_105; [L57] SORT_1 input_106; [L58] SORT_1 input_108; [L59] SORT_1 input_109; [L60] SORT_1 input_111; [L61] SORT_1 input_112; [L62] SORT_1 input_114; [L63] SORT_1 input_115; [L64] SORT_1 input_117; [L65] SORT_1 input_118; [L66] SORT_1 input_120; [L67] SORT_1 input_121; [L68] SORT_1 input_139; [L69] SORT_1 input_140; [L70] SORT_1 input_141; [L71] SORT_1 input_158; [L72] SORT_1 input_159; [L73] SORT_1 input_174; [L74] SORT_1 input_175; [L75] SORT_1 input_190; [L76] SORT_1 input_191; [L77] SORT_1 input_206; [L78] SORT_1 input_207; [L79] SORT_1 input_222; [L80] SORT_1 input_223; [L81] SORT_1 input_238; [L82] SORT_1 input_239; [L83] SORT_1 input_256; [L84] SORT_1 input_264; [L85] SORT_1 input_272; [L86] SORT_1 input_280; [L87] SORT_1 input_288; [L88] SORT_1 input_296; [L89] SORT_1 input_304; [L90] SORT_1 input_312; [L91] SORT_1 input_320; [L92] SORT_1 input_328; [L93] SORT_1 input_336; [L94] SORT_1 input_344; [L95] SORT_1 input_352; [L96] SORT_1 input_360; [L98] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L98] SORT_2 state_6 = __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_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L99] SORT_2 state_8 = __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_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L100] SORT_2 state_10 = __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_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L101] SORT_2 state_12 = __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_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L102] SORT_2 state_14 = __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_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L103] SORT_2 state_16 = __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_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L104] SORT_2 state_18 = __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_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L105] SORT_2 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L106] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L106] SORT_1 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L107] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L107] SORT_1 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L108] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L108] SORT_1 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L109] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L109] SORT_1 state_29 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L110] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L110] SORT_1 state_31 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L111] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L111] SORT_1 state_33 = __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_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L112] SORT_1 state_35 = __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_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L113] SORT_1 state_37 = __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_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L114] SORT_1 state_39 = __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_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L115] SORT_1 state_41 = __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_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L116] SORT_1 state_43 = __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_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L117] SORT_1 state_45 = __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_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L118] SORT_1 state_47 = __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_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L119] SORT_1 state_49 = __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_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L120] SORT_1 state_51 = __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_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L121] SORT_1 state_53 = __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_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L122] SORT_1 state_55 = __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_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L123] SORT_1 state_57 = __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_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L124] SORT_1 state_59 = __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_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L125] SORT_1 state_61 = __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_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L126] SORT_1 state_63 = __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_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L127] SORT_1 state_65 = __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_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L128] SORT_1 state_67 = __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_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L129] SORT_1 state_69 = __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_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L130] SORT_1 state_71 = __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_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L131] SORT_1 state_73 = __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_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L132] SORT_1 state_75 = __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_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L133] SORT_1 state_77 = __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_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L134] SORT_1 state_79 = __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_4=-1, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_22=0, var_5=0, var_83=1, var_84=0] [L135] SORT_1 state_81 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L137] SORT_2 init_7_arg_1 = var_5; [L138] state_6 = init_7_arg_1 [L139] SORT_2 init_9_arg_1 = var_5; [L140] state_8 = init_9_arg_1 [L141] SORT_2 init_11_arg_1 = var_5; [L142] state_10 = init_11_arg_1 [L143] SORT_2 init_13_arg_1 = var_5; [L144] state_12 = init_13_arg_1 [L145] SORT_2 init_15_arg_1 = var_5; [L146] state_14 = init_15_arg_1 [L147] SORT_2 init_17_arg_1 = var_5; [L148] state_16 = init_17_arg_1 [L149] SORT_2 init_19_arg_1 = var_5; [L150] state_18 = init_19_arg_1 [L151] SORT_2 init_21_arg_1 = var_5; [L152] state_20 = init_21_arg_1 [L153] SORT_1 init_24_arg_1 = var_22; [L154] state_23 = init_24_arg_1 [L155] SORT_1 init_26_arg_1 = var_22; [L156] state_25 = init_26_arg_1 [L157] SORT_1 init_28_arg_1 = var_22; [L158] state_27 = init_28_arg_1 [L159] SORT_1 init_30_arg_1 = var_22; [L160] state_29 = init_30_arg_1 [L161] SORT_1 init_32_arg_1 = var_22; [L162] state_31 = init_32_arg_1 [L163] SORT_1 init_34_arg_1 = var_22; [L164] state_33 = init_34_arg_1 [L165] SORT_1 init_36_arg_1 = var_22; [L166] state_35 = init_36_arg_1 [L167] SORT_1 init_38_arg_1 = var_22; [L168] state_37 = init_38_arg_1 [L169] SORT_1 init_40_arg_1 = var_22; [L170] state_39 = init_40_arg_1 [L171] SORT_1 init_42_arg_1 = var_22; [L172] state_41 = init_42_arg_1 [L173] SORT_1 init_44_arg_1 = var_22; [L174] state_43 = init_44_arg_1 [L175] SORT_1 init_46_arg_1 = var_22; [L176] state_45 = init_46_arg_1 [L177] SORT_1 init_48_arg_1 = var_22; [L178] state_47 = init_48_arg_1 [L179] SORT_1 init_50_arg_1 = var_22; [L180] state_49 = init_50_arg_1 [L181] SORT_1 init_52_arg_1 = var_22; [L182] state_51 = init_52_arg_1 [L183] SORT_1 init_54_arg_1 = var_22; [L184] state_53 = init_54_arg_1 [L185] SORT_1 init_56_arg_1 = var_22; [L186] state_55 = init_56_arg_1 [L187] SORT_1 init_58_arg_1 = var_22; [L188] state_57 = init_58_arg_1 [L189] SORT_1 init_60_arg_1 = var_22; [L190] state_59 = init_60_arg_1 [L191] SORT_1 init_62_arg_1 = var_22; [L192] state_61 = init_62_arg_1 [L193] SORT_1 init_64_arg_1 = var_22; [L194] state_63 = init_64_arg_1 [L195] SORT_1 init_66_arg_1 = var_22; [L196] state_65 = init_66_arg_1 [L197] SORT_1 init_68_arg_1 = var_22; [L198] state_67 = init_68_arg_1 [L199] SORT_1 init_70_arg_1 = var_22; [L200] state_69 = init_70_arg_1 [L201] SORT_1 init_72_arg_1 = var_22; [L202] state_71 = init_72_arg_1 [L203] SORT_1 init_74_arg_1 = var_22; [L204] state_73 = init_74_arg_1 [L205] SORT_1 init_76_arg_1 = var_22; [L206] state_75 = init_76_arg_1 [L207] SORT_1 init_78_arg_1 = var_22; [L208] state_77 = init_78_arg_1 [L209] SORT_1 init_80_arg_1 = var_22; [L210] state_79 = init_80_arg_1 [L211] SORT_1 init_82_arg_1 = var_22; [L212] state_81 = init_82_arg_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L215] input_101 = __VERIFIER_nondet_uchar() [L216] EXPR input_101 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L216] input_101 = input_101 & mask_SORT_1 [L217] input_103 = __VERIFIER_nondet_uchar() [L218] EXPR input_103 & mask_SORT_1 VAL [input_101=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L218] input_103 = input_103 & mask_SORT_1 [L219] input_105 = __VERIFIER_nondet_uchar() [L220] EXPR input_105 & mask_SORT_1 VAL [input_101=0, input_103=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L220] input_105 = input_105 & mask_SORT_1 [L221] input_106 = __VERIFIER_nondet_uchar() [L222] EXPR input_106 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L222] input_106 = input_106 & mask_SORT_1 [L223] input_108 = __VERIFIER_nondet_uchar() [L224] EXPR input_108 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L224] input_108 = input_108 & mask_SORT_1 [L225] input_109 = __VERIFIER_nondet_uchar() [L226] EXPR input_109 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L226] input_109 = input_109 & mask_SORT_1 [L227] input_111 = __VERIFIER_nondet_uchar() [L228] EXPR input_111 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L228] input_111 = input_111 & mask_SORT_1 [L229] input_112 = __VERIFIER_nondet_uchar() [L230] EXPR input_112 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L230] input_112 = input_112 & mask_SORT_1 [L231] input_114 = __VERIFIER_nondet_uchar() [L232] EXPR input_114 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L232] input_114 = input_114 & mask_SORT_1 [L233] input_115 = __VERIFIER_nondet_uchar() [L234] EXPR input_115 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L234] input_115 = input_115 & mask_SORT_1 [L235] input_117 = __VERIFIER_nondet_uchar() [L236] EXPR input_117 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L236] input_117 = input_117 & mask_SORT_1 [L237] input_118 = __VERIFIER_nondet_uchar() [L238] EXPR input_118 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L238] input_118 = input_118 & mask_SORT_1 [L239] input_120 = __VERIFIER_nondet_uchar() [L240] EXPR input_120 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L240] input_120 = input_120 & mask_SORT_1 [L241] input_121 = __VERIFIER_nondet_uchar() [L242] EXPR input_121 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L242] input_121 = input_121 & mask_SORT_1 [L243] input_139 = __VERIFIER_nondet_uchar() [L244] EXPR input_139 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L244] input_139 = input_139 & mask_SORT_1 [L245] input_140 = __VERIFIER_nondet_uchar() [L246] EXPR input_140 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L246] input_140 = input_140 & mask_SORT_1 [L247] input_141 = __VERIFIER_nondet_uchar() [L248] EXPR input_141 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L248] input_141 = input_141 & mask_SORT_1 [L249] input_158 = __VERIFIER_nondet_uchar() [L250] EXPR input_158 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L250] input_158 = input_158 & mask_SORT_1 [L251] input_159 = __VERIFIER_nondet_uchar() [L252] EXPR input_159 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, input_158=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L252] input_159 = input_159 & mask_SORT_1 [L253] input_174 = __VERIFIER_nondet_uchar() [L254] EXPR input_174 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, input_158=0, input_159=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L254] input_174 = input_174 & mask_SORT_1 [L255] input_175 = __VERIFIER_nondet_uchar() [L256] EXPR input_175 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, input_158=0, input_159=0, input_174=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L256] input_175 = input_175 & mask_SORT_1 [L257] input_190 = __VERIFIER_nondet_uchar() [L258] EXPR input_190 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, input_158=0, input_159=0, input_174=0, input_175=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L258] input_190 = input_190 & mask_SORT_1 [L259] input_191 = __VERIFIER_nondet_uchar() [L260] EXPR input_191 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, input_158=0, input_159=0, input_174=0, input_175=0, input_190=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L260] input_191 = input_191 & mask_SORT_1 [L261] input_206 = __VERIFIER_nondet_uchar() [L262] EXPR input_206 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, input_158=0, input_159=0, input_174=0, input_175=0, input_190=0, input_191=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L262] input_206 = input_206 & mask_SORT_1 [L263] input_207 = __VERIFIER_nondet_uchar() [L264] EXPR input_207 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, input_158=0, input_159=0, input_174=0, input_175=0, input_190=0, input_191=0, input_206=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L264] input_207 = input_207 & mask_SORT_1 [L265] input_222 = __VERIFIER_nondet_uchar() [L266] EXPR input_222 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, input_158=0, input_159=0, input_174=0, input_175=0, input_190=0, input_191=0, input_206=0, input_207=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L266] input_222 = input_222 & mask_SORT_1 [L267] input_223 = __VERIFIER_nondet_uchar() [L268] EXPR input_223 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, input_158=0, input_159=0, input_174=0, input_175=0, input_190=0, input_191=0, input_206=0, input_207=0, input_222=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L268] input_223 = input_223 & mask_SORT_1 [L269] input_238 = __VERIFIER_nondet_uchar() [L270] EXPR input_238 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, input_158=0, input_159=0, input_174=0, input_175=0, input_190=0, input_191=0, input_206=0, input_207=0, input_222=0, input_223=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L270] input_238 = input_238 & mask_SORT_1 [L271] input_239 = __VERIFIER_nondet_uchar() [L272] EXPR input_239 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, input_158=0, input_159=0, input_174=0, input_175=0, input_190=0, input_191=0, input_206=0, input_207=0, input_222=0, input_223=0, input_238=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L272] input_239 = input_239 & mask_SORT_1 [L273] input_256 = __VERIFIER_nondet_uchar() [L274] input_264 = __VERIFIER_nondet_uchar() [L275] input_272 = __VERIFIER_nondet_uchar() [L276] input_280 = __VERIFIER_nondet_uchar() [L277] input_288 = __VERIFIER_nondet_uchar() [L278] input_296 = __VERIFIER_nondet_uchar() [L279] input_304 = __VERIFIER_nondet_uchar() [L280] input_312 = __VERIFIER_nondet_uchar() [L281] input_320 = __VERIFIER_nondet_uchar() [L282] input_328 = __VERIFIER_nondet_uchar() [L283] input_336 = __VERIFIER_nondet_uchar() [L284] input_344 = __VERIFIER_nondet_uchar() [L285] input_352 = __VERIFIER_nondet_uchar() [L286] input_360 = __VERIFIER_nondet_uchar() [L289] SORT_1 var_85_arg_0 = state_31; [L290] SORT_4 var_85_arg_1 = var_83; [L291] SORT_4 var_85_arg_2 = var_84; [L292] SORT_4 var_85 = var_85_arg_0 ? var_85_arg_1 : var_85_arg_2; [L293] SORT_1 var_86_arg_0 = state_39; [L294] SORT_4 var_86_arg_1 = var_83; [L295] SORT_4 var_86_arg_2 = var_84; [L296] SORT_4 var_86 = var_86_arg_0 ? var_86_arg_1 : var_86_arg_2; [L297] SORT_4 var_87_arg_0 = var_85; [L298] SORT_4 var_87_arg_1 = var_86; [L299] SORT_4 var_87 = var_87_arg_0 + var_87_arg_1; [L300] SORT_1 var_88_arg_0 = state_47; [L301] SORT_4 var_88_arg_1 = var_83; [L302] SORT_4 var_88_arg_2 = var_84; [L303] SORT_4 var_88 = var_88_arg_0 ? var_88_arg_1 : var_88_arg_2; [L304] SORT_4 var_89_arg_0 = var_87; [L305] SORT_4 var_89_arg_1 = var_88; [L306] SORT_4 var_89 = var_89_arg_0 + var_89_arg_1; [L307] SORT_1 var_90_arg_0 = state_55; [L308] SORT_4 var_90_arg_1 = var_83; [L309] SORT_4 var_90_arg_2 = var_84; [L310] SORT_4 var_90 = var_90_arg_0 ? var_90_arg_1 : var_90_arg_2; [L311] SORT_4 var_91_arg_0 = var_89; [L312] SORT_4 var_91_arg_1 = var_90; [L313] SORT_4 var_91 = var_91_arg_0 + var_91_arg_1; [L314] SORT_1 var_92_arg_0 = state_63; [L315] SORT_4 var_92_arg_1 = var_83; [L316] SORT_4 var_92_arg_2 = var_84; [L317] SORT_4 var_92 = var_92_arg_0 ? var_92_arg_1 : var_92_arg_2; [L318] SORT_4 var_93_arg_0 = var_91; [L319] SORT_4 var_93_arg_1 = var_92; [L320] SORT_4 var_93 = var_93_arg_0 + var_93_arg_1; [L321] SORT_1 var_94_arg_0 = state_71; [L322] SORT_4 var_94_arg_1 = var_83; [L323] SORT_4 var_94_arg_2 = var_84; [L324] SORT_4 var_94 = var_94_arg_0 ? var_94_arg_1 : var_94_arg_2; [L325] SORT_4 var_95_arg_0 = var_93; [L326] SORT_4 var_95_arg_1 = var_94; [L327] SORT_4 var_95 = var_95_arg_0 + var_95_arg_1; [L328] SORT_1 var_96_arg_0 = state_79; [L329] SORT_4 var_96_arg_1 = var_83; [L330] SORT_4 var_96_arg_2 = var_84; [L331] SORT_4 var_96 = var_96_arg_0 ? var_96_arg_1 : var_96_arg_2; [L332] SORT_4 var_97_arg_0 = var_95; [L333] SORT_4 var_97_arg_1 = var_96; [L334] SORT_4 var_97 = var_97_arg_0 + var_97_arg_1; VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, input_158=0, input_159=0, input_174=0, input_175=0, input_190=0, input_191=0, input_206=0, input_207=0, input_222=0, input_223=0, input_238=0, input_239=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0, var_97=0] [L335] EXPR var_97 & mask_SORT_4 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, input_158=0, input_159=0, input_174=0, input_175=0, input_190=0, input_191=0, input_206=0, input_207=0, input_222=0, input_223=0, input_238=0, input_239=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L335] var_97 = var_97 & mask_SORT_4 [L336] SORT_4 var_98_arg_0 = var_97; [L337] SORT_4 var_98_arg_1 = var_83; [L338] SORT_1 var_98 = var_98_arg_0 <= var_98_arg_1; [L339] SORT_1 var_99_arg_0 = ~state_81; VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, input_158=0, input_159=0, input_174=0, input_175=0, input_190=0, input_191=0, input_206=0, input_207=0, input_222=0, input_223=0, input_238=0, input_239=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0, var_98=1, var_99_arg_0=-1] [L340] EXPR var_99_arg_0 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, input_158=0, input_159=0, input_174=0, input_175=0, input_190=0, input_191=0, input_206=0, input_207=0, input_222=0, input_223=0, input_238=0, input_239=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0, var_98=1] [L340] var_99_arg_0 = var_99_arg_0 & mask_SORT_1 [L341] SORT_1 var_99_arg_1 = ~var_98; VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, input_158=0, input_159=0, input_174=0, input_175=0, input_190=0, input_191=0, input_206=0, input_207=0, input_222=0, input_223=0, input_238=0, input_239=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0, var_99_arg_0=1, var_99_arg_1=-2] [L342] EXPR var_99_arg_1 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, input_158=0, input_159=0, input_174=0, input_175=0, input_190=0, input_191=0, input_206=0, input_207=0, input_222=0, input_223=0, input_238=0, input_239=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0, var_99_arg_0=1] [L342] var_99_arg_1 = var_99_arg_1 & mask_SORT_1 [L343] EXPR var_99_arg_0 & var_99_arg_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, input_158=0, input_159=0, input_174=0, input_175=0, input_190=0, input_191=0, input_206=0, input_207=0, input_222=0, input_223=0, input_238=0, input_239=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L343] SORT_1 var_99 = var_99_arg_0 & var_99_arg_1; [L344] EXPR var_99 & mask_SORT_1 VAL [input_101=0, input_103=0, input_105=0, input_106=0, input_108=0, input_109=0, input_111=0, input_112=0, input_114=0, input_115=0, input_117=0, input_118=0, input_120=0, input_121=0, input_139=0, input_140=0, input_141=0, input_158=0, input_159=0, input_174=0, input_175=0, input_190=0, input_191=0, input_206=0, input_207=0, input_222=0, input_223=0, input_238=0, input_239=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_102=0, var_104=7, var_107=6, var_110=5, var_113=4, var_116=3, var_119=2, var_122=1, var_138=255, var_142=0, var_146=255, var_83=1, var_84=0] [L344] var_99 = var_99 & mask_SORT_1 [L345] SORT_1 bad_100_arg_0 = var_99; [L346] CALL __VERIFIER_assert(!(bad_100_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 2965 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 8.7s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8623 SdHoareTripleChecker+Valid, 4.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8623 mSDsluCounter, 84569 SdHoareTripleChecker+Invalid, 3.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 60044 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8647 IncrementalHoareTripleChecker+Invalid, 8650 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 24525 mSDtfsCounter, 8647 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 33 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3110occurred in iteration=6, InterpolantAutomatonStates: 27, 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, 2688 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 1057 NumberOfCodeBlocks, 1057 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 897 ConstructedInterpolants, 0 QuantifiedInterpolants, 2629 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 [2024-10-12 22:49:18,225 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.fischer.5.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 7b6b41bf1281997270d2071543ac09d4f164b00ce6a47ec1895ad02ed406b6f4 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-12 22:49:20,121 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-12 22:49:20,180 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-10-12 22:49:20,186 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-12 22:49:20,186 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-12 22:49:20,211 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-12 22:49:20,213 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-12 22:49:20,214 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-12 22:49:20,214 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-12 22:49:20,214 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-12 22:49:20,215 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-12 22:49:20,215 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-12 22:49:20,215 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-12 22:49:20,216 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-12 22:49:20,217 INFO L153 SettingsManager]: * Use SBE=true [2024-10-12 22:49:20,218 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-12 22:49:20,218 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-12 22:49:20,218 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-12 22:49:20,218 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-12 22:49:20,219 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-12 22:49:20,219 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-12 22:49:20,221 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-12 22:49:20,222 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-12 22:49:20,222 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-12 22:49:20,222 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-12 22:49:20,222 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-12 22:49:20,222 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-12 22:49:20,223 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-12 22:49:20,223 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-12 22:49:20,223 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-12 22:49:20,223 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-12 22:49:20,223 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-12 22:49:20,224 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-12 22:49:20,224 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-12 22:49:20,224 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-12 22:49:20,224 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-12 22:49:20,224 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-12 22:49:20,224 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-12 22:49:20,224 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-12 22:49:20,225 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-12 22:49:20,225 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-12 22:49:20,225 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-12 22:49:20,225 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b6b41bf1281997270d2071543ac09d4f164b00ce6a47ec1895ad02ed406b6f4 [2024-10-12 22:49:20,479 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-12 22:49:20,501 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-12 22:49:20,503 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-12 22:49:20,504 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-12 22:49:20,504 INFO L274 PluginConnector]: CDTParser initialized [2024-10-12 22:49:20,505 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.5.prop1-func-interl.c [2024-10-12 22:49:21,696 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-12 22:49:21,957 INFO L384 CDTParser]: Found 1 translation units. [2024-10-12 22:49:21,958 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.5.prop1-func-interl.c [2024-10-12 22:49:21,973 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/220b342e8/7b794eda6a52418ea9a9599a33722c3b/FLAG8178eedd2 [2024-10-12 22:49:22,264 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/220b342e8/7b794eda6a52418ea9a9599a33722c3b [2024-10-12 22:49:22,266 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-12 22:49:22,266 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-12 22:49:22,267 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-12 22:49:22,267 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-12 22:49:22,271 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-12 22:49:22,271 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 10:49:22" (1/1) ... [2024-10-12 22:49:22,272 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2406c6a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:49:22, skipping insertion in model container [2024-10-12 22:49:22,272 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 10:49:22" (1/1) ... [2024-10-12 22:49:22,322 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-12 22:49:22,503 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.5.prop1-func-interl.c[1174,1187] [2024-10-12 22:49:22,764 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 22:49:22,773 INFO L200 MainTranslator]: Completed pre-run [2024-10-12 22:49:22,782 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.fischer.5.prop1-func-interl.c[1174,1187] [2024-10-12 22:49:22,884 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 22:49:22,898 INFO L204 MainTranslator]: Completed translation [2024-10-12 22:49:22,899 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:49:22 WrapperNode [2024-10-12 22:49:22,899 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-12 22:49:22,900 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-12 22:49:22,900 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-12 22:49:22,900 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-12 22:49:22,905 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:49:22" (1/1) ... [2024-10-12 22:49:22,951 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:49:22" (1/1) ... [2024-10-12 22:49:23,049 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2553 [2024-10-12 22:49:23,049 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-12 22:49:23,050 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-12 22:49:23,050 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-12 22:49:23,050 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-12 22:49:23,059 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:49:22" (1/1) ... [2024-10-12 22:49:23,059 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:49:22" (1/1) ... [2024-10-12 22:49:23,075 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:49:22" (1/1) ... [2024-10-12 22:49:23,143 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-12 22:49:23,144 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:49:22" (1/1) ... [2024-10-12 22:49:23,144 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:49:22" (1/1) ... [2024-10-12 22:49:23,176 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:49:22" (1/1) ... [2024-10-12 22:49:23,183 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:49:22" (1/1) ... [2024-10-12 22:49:23,193 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:49:22" (1/1) ... [2024-10-12 22:49:23,210 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:49:22" (1/1) ... [2024-10-12 22:49:23,226 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-12 22:49:23,227 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-12 22:49:23,227 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-12 22:49:23,227 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-12 22:49:23,228 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:49:22" (1/1) ... [2024-10-12 22:49:23,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-12 22:49:23,244 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 22:49:23,256 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-12 22:49:23,260 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-12 22:49:23,293 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-12 22:49:23,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-12 22:49:23,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-12 22:49:23,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-12 22:49:23,664 INFO L238 CfgBuilder]: Building ICFG [2024-10-12 22:49:23,666 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-12 22:49:25,430 INFO L? ?]: Removed 146 outVars from TransFormulas that were not future-live. [2024-10-12 22:49:25,431 INFO L287 CfgBuilder]: Performing block encoding [2024-10-12 22:49:25,506 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-12 22:49:25,506 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-12 22:49:25,507 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 10:49:25 BoogieIcfgContainer [2024-10-12 22:49:25,507 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-12 22:49:25,509 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-12 22:49:25,509 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-12 22:49:25,512 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-12 22:49:25,512 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 10:49:22" (1/3) ... [2024-10-12 22:49:25,512 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29e0b89d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 10:49:25, skipping insertion in model container [2024-10-12 22:49:25,512 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:49:22" (2/3) ... [2024-10-12 22:49:25,513 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29e0b89d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 10:49:25, skipping insertion in model container [2024-10-12 22:49:25,513 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 10:49:25" (3/3) ... [2024-10-12 22:49:25,514 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.fischer.5.prop1-func-interl.c [2024-10-12 22:49:25,526 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-12 22:49:25,527 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-12 22:49:25,572 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-12 22:49:25,578 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;@54f7aab0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-12 22:49:25,579 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-12 22:49:25,582 INFO L276 IsEmpty]: Start isEmpty. Operand has 7 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 22:49:25,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-10-12 22:49:25,586 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 22:49:25,587 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-10-12 22:49:25,587 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 22:49:25,591 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 22:49:25,592 INFO L85 PathProgramCache]: Analyzing trace with hash 1614770, now seen corresponding path program 1 times [2024-10-12 22:49:25,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-12 22:49:25,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [765476872] [2024-10-12 22:49:25,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 22:49:25,602 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-12 22:49:25,603 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-12 22:49:25,605 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-12 22:49:25,606 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-10-12 22:49:26,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 22:49:26,019 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-10-12 22:49:26,047 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 22:49:26,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 22:49:26,551 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-12 22:49:26,552 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-12 22:49:26,552 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [765476872] [2024-10-12 22:49:26,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [765476872] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 22:49:26,552 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 22:49:26,552 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-12 22:49:26,554 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517748067] [2024-10-12 22:49:26,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 22:49:26,557 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-12 22:49:26,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-12 22:49:26,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-12 22:49:26,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-12 22:49:26,572 INFO L87 Difference]: Start difference. First operand has 7 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 22:49:26,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 22:49:26,759 INFO L93 Difference]: Finished difference Result 15 states and 20 transitions. [2024-10-12 22:49:26,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 22:49:26,761 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 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 4 [2024-10-12 22:49:26,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 22:49:26,766 INFO L225 Difference]: With dead ends: 15 [2024-10-12 22:49:26,766 INFO L226 Difference]: Without dead ends: 9 [2024-10-12 22:49:26,768 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-12 22:49:26,770 INFO L432 NwaCegarLoop]: 2 mSDtfsCounter, 2 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-12 22:49:26,771 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 6 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 22:49:26,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2024-10-12 22:49:26,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2024-10-12 22:49:26,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 22:49:26,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2024-10-12 22:49:26,790 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 8 transitions. Word has length 4 [2024-10-12 22:49:26,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 22:49:26,790 INFO L471 AbstractCegarLoop]: Abstraction has 8 states and 8 transitions. [2024-10-12 22:49:26,791 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 22:49:26,791 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2024-10-12 22:49:26,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-10-12 22:49:26,791 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 22:49:26,791 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2024-10-12 22:49:26,796 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 [2024-10-12 22:49:26,995 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 [2024-10-12 22:49:26,995 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 22:49:26,996 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 22:49:26,996 INFO L85 PathProgramCache]: Analyzing trace with hash 865745430, now seen corresponding path program 1 times [2024-10-12 22:49:26,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-12 22:49:26,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [423683690] [2024-10-12 22:49:26,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 22:49:26,997 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-12 22:49:26,997 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-12 22:49:26,999 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) [2024-10-12 22:49:27,000 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 [2024-10-12 22:49:27,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 22:49:27,702 INFO L255 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 74 conjuncts are in the unsatisfiable core [2024-10-12 22:49:27,723 INFO L278 TraceCheckSpWp]: Computing forward predicates...