./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.h_RCU.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.h_RCU.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 989167cdc6f1f9ae68f3806482f28467b7e8438651a9e2428c202dcc566124fd --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-12 22:52:27,591 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-12 22:52:27,664 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-12 22:52:27,670 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-12 22:52:27,671 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-12 22:52:27,700 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-12 22:52:27,700 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-12 22:52:27,701 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-12 22:52:27,701 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-12 22:52:27,705 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-12 22:52:27,705 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-12 22:52:27,705 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-12 22:52:27,706 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-12 22:52:27,706 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-12 22:52:27,706 INFO L153 SettingsManager]: * Use SBE=true [2024-10-12 22:52:27,707 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-12 22:52:27,707 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-12 22:52:27,707 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-12 22:52:27,709 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-12 22:52:27,709 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-12 22:52:27,709 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-12 22:52:27,710 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-12 22:52:27,710 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-12 22:52:27,711 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-12 22:52:27,711 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-12 22:52:27,712 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-12 22:52:27,712 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-12 22:52:27,712 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-12 22:52:27,712 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-12 22:52:27,713 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-12 22:52:27,713 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-12 22:52:27,714 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-12 22:52:27,714 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-12 22:52:27,715 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-12 22:52:27,715 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-12 22:52:27,715 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-12 22:52:27,715 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-12 22:52:27,716 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-12 22:52:27,716 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-12 22:52:27,716 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 989167cdc6f1f9ae68f3806482f28467b7e8438651a9e2428c202dcc566124fd [2024-10-12 22:52:27,977 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-12 22:52:28,002 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-12 22:52:28,004 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-12 22:52:28,005 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-12 22:52:28,005 INFO L274 PluginConnector]: CDTParser initialized [2024-10-12 22:52:28,006 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_RCU.c [2024-10-12 22:52:29,509 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-12 22:52:29,951 INFO L384 CDTParser]: Found 1 translation units. [2024-10-12 22:52:29,951 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_RCU.c [2024-10-12 22:52:29,999 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0463d1b4/cbd2ab17226b4584997a08dad0b398ac/FLAG485e43e45 [2024-10-12 22:52:30,098 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0463d1b4/cbd2ab17226b4584997a08dad0b398ac [2024-10-12 22:52:30,101 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-12 22:52:30,103 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-12 22:52:30,105 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-12 22:52:30,106 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-12 22:52:30,112 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-12 22:52:30,113 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 10:52:30" (1/1) ... [2024-10-12 22:52:30,114 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f435278 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:52:30, skipping insertion in model container [2024-10-12 22:52:30,115 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 10:52:30" (1/1) ... [2024-10-12 22:52:30,288 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-12 22:52:30,576 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.h_RCU.c[1245,1258] [2024-10-12 22:52:31,212 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 22:52:31,222 INFO L200 MainTranslator]: Completed pre-run [2024-10-12 22:52:31,230 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_RCU.c[1245,1258] [2024-10-12 22:52:31,683 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 22:52:31,700 INFO L204 MainTranslator]: Completed translation [2024-10-12 22:52:31,701 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:52:31 WrapperNode [2024-10-12 22:52:31,701 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-12 22:52:31,702 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-12 22:52:31,702 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-12 22:52:31,702 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-12 22:52:31,709 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:52:31" (1/1) ... [2024-10-12 22:52:31,962 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:52:31" (1/1) ... [2024-10-12 22:52:33,190 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 13634 [2024-10-12 22:52:33,191 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-12 22:52:33,191 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-12 22:52:33,192 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-12 22:52:33,192 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-12 22:52:33,203 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:52:31" (1/1) ... [2024-10-12 22:52:33,203 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:52:31" (1/1) ... [2024-10-12 22:52:33,680 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:52:31" (1/1) ... [2024-10-12 22:52:33,999 INFO L175 MemorySlicer]: Split 10 memory accesses to 2 slices as follows [2, 8]. 80 percent of accesses are in the largest equivalence class. The 10 initializations are split as follows [2, 8]. The 0 writes are split as follows [0, 0]. [2024-10-12 22:52:34,000 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:52:31" (1/1) ... [2024-10-12 22:52:34,000 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:52:31" (1/1) ... [2024-10-12 22:52:34,617 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:52:31" (1/1) ... [2024-10-12 22:52:34,705 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:52:31" (1/1) ... [2024-10-12 22:52:34,851 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:52:31" (1/1) ... [2024-10-12 22:52:34,944 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:52:31" (1/1) ... [2024-10-12 22:52:35,333 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-12 22:52:35,335 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-12 22:52:35,335 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-12 22:52:35,335 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-12 22:52:35,336 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:52:31" (1/1) ... [2024-10-12 22:52:35,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-12 22:52:35,355 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 22:52:35,372 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 22:52:35,374 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 22:52:35,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-12 22:52:35,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-12 22:52:35,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-12 22:52:35,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-12 22:52:35,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-12 22:52:36,593 INFO L238 CfgBuilder]: Building ICFG [2024-10-12 22:52:36,595 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-12 22:52:49,062 INFO L? ?]: Removed 9229 outVars from TransFormulas that were not future-live. [2024-10-12 22:52:49,062 INFO L287 CfgBuilder]: Performing block encoding [2024-10-12 22:52:49,443 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-12 22:52:49,444 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-12 22:52:49,444 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 10:52:49 BoogieIcfgContainer [2024-10-12 22:52:49,444 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-12 22:52:49,446 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-12 22:52:49,447 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-12 22:52:49,451 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-12 22:52:49,452 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 10:52:30" (1/3) ... [2024-10-12 22:52:49,452 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36c168de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 10:52:49, skipping insertion in model container [2024-10-12 22:52:49,453 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:52:31" (2/3) ... [2024-10-12 22:52:49,454 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36c168de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 10:52:49, skipping insertion in model container [2024-10-12 22:52:49,454 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 10:52:49" (3/3) ... [2024-10-12 22:52:49,455 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.h_RCU.c [2024-10-12 22:52:49,472 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-12 22:52:49,472 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-12 22:52:49,601 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-12 22:52:49,608 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;@2e779840, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-12 22:52:49,610 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-12 22:52:49,627 INFO L276 IsEmpty]: Start isEmpty. Operand has 2803 states, 2801 states have (on average 1.50017850767583) internal successors, (4202), 2802 states have internal predecessors, (4202), 0 states have call successors, (0), 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 22:52:49,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-10-12 22:52:49,638 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 22:52:49,638 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] [2024-10-12 22:52:49,639 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 22:52:49,646 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 22:52:49,647 INFO L85 PathProgramCache]: Analyzing trace with hash -1593846311, now seen corresponding path program 1 times [2024-10-12 22:52:49,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 22:52:49,655 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255574309] [2024-10-12 22:52:49,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 22:52:49,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 22:52:50,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 22:52:50,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 22:52:50,623 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 22:52:50,623 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1255574309] [2024-10-12 22:52:50,624 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1255574309] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 22:52:50,626 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 22:52:50,626 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-12 22:52:50,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1723110858] [2024-10-12 22:52:50,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 22:52:50,633 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-12 22:52:50,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 22:52:50,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-12 22:52:50,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-12 22:52:50,668 INFO L87 Difference]: Start difference. First operand has 2803 states, 2801 states have (on average 1.50017850767583) internal successors, (4202), 2802 states have internal predecessors, (4202), 0 states have call successors, (0), 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 16.5) internal successors, (66), 4 states have internal predecessors, (66), 0 states have call successors, (0), 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 22:52:50,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 22:52:50,885 INFO L93 Difference]: Finished difference Result 5506 states and 8256 transitions. [2024-10-12 22:52:50,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 22:52:50,888 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 0 states have call successors, (0), 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 66 [2024-10-12 22:52:50,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 22:52:50,921 INFO L225 Difference]: With dead ends: 5506 [2024-10-12 22:52:50,922 INFO L226 Difference]: Without dead ends: 2804 [2024-10-12 22:52:50,932 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 22:52:50,938 INFO L432 NwaCegarLoop]: 4197 mSDtfsCounter, 0 mSDsluCounter, 8389 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 12586 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-12 22:52:50,939 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 12586 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 22:52:50,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2804 states. [2024-10-12 22:52:51,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2804 to 2804. [2024-10-12 22:52:51,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2804 states, 2803 states have (on average 1.4991080984659293) internal successors, (4202), 2803 states have internal predecessors, (4202), 0 states have call successors, (0), 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 22:52:51,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2804 states to 2804 states and 4202 transitions. [2024-10-12 22:52:51,069 INFO L78 Accepts]: Start accepts. Automaton has 2804 states and 4202 transitions. Word has length 66 [2024-10-12 22:52:51,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 22:52:51,070 INFO L471 AbstractCegarLoop]: Abstraction has 2804 states and 4202 transitions. [2024-10-12 22:52:51,071 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 0 states have call successors, (0), 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 22:52:51,071 INFO L276 IsEmpty]: Start isEmpty. Operand 2804 states and 4202 transitions. [2024-10-12 22:52:51,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-10-12 22:52:51,074 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 22:52:51,074 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] [2024-10-12 22:52:51,075 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-12 22:52:51,075 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 22:52:51,076 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 22:52:51,076 INFO L85 PathProgramCache]: Analyzing trace with hash 2132067467, now seen corresponding path program 1 times [2024-10-12 22:52:51,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 22:52:51,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1819254984] [2024-10-12 22:52:51,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 22:52:51,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 22:52:51,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 22:52:51,416 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 22:52:51,417 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 22:52:51,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1819254984] [2024-10-12 22:52:51,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1819254984] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 22:52:51,417 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 22:52:51,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-12 22:52:51,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83380773] [2024-10-12 22:52:51,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 22:52:51,419 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-12 22:52:51,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 22:52:51,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-12 22:52:51,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-12 22:52:51,421 INFO L87 Difference]: Start difference. First operand 2804 states and 4202 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 0 states have call successors, (0), 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 22:52:51,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 22:52:51,563 INFO L93 Difference]: Finished difference Result 5509 states and 8256 transitions. [2024-10-12 22:52:51,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 22:52:51,564 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 0 states have call successors, (0), 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 67 [2024-10-12 22:52:51,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 22:52:51,577 INFO L225 Difference]: With dead ends: 5509 [2024-10-12 22:52:51,578 INFO L226 Difference]: Without dead ends: 2806 [2024-10-12 22:52:51,581 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 22:52:51,583 INFO L432 NwaCegarLoop]: 4197 mSDtfsCounter, 0 mSDsluCounter, 8386 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 12583 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-12 22:52:51,584 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 12583 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 22:52:51,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2806 states. [2024-10-12 22:52:51,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2806 to 2806. [2024-10-12 22:52:51,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2806 states, 2805 states have (on average 1.498752228163993) internal successors, (4204), 2805 states have internal predecessors, (4204), 0 states have call successors, (0), 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 22:52:51,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2806 states to 2806 states and 4204 transitions. [2024-10-12 22:52:51,655 INFO L78 Accepts]: Start accepts. Automaton has 2806 states and 4204 transitions. Word has length 67 [2024-10-12 22:52:51,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 22:52:51,656 INFO L471 AbstractCegarLoop]: Abstraction has 2806 states and 4204 transitions. [2024-10-12 22:52:51,656 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 0 states have call successors, (0), 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 22:52:51,656 INFO L276 IsEmpty]: Start isEmpty. Operand 2806 states and 4204 transitions. [2024-10-12 22:52:51,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-10-12 22:52:51,658 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 22:52:51,658 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] [2024-10-12 22:52:51,658 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-12 22:52:51,659 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 22:52:51,659 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 22:52:51,659 INFO L85 PathProgramCache]: Analyzing trace with hash 571616498, now seen corresponding path program 1 times [2024-10-12 22:52:51,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 22:52:51,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1816613485] [2024-10-12 22:52:51,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 22:52:51,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 22:52:51,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 22:52:52,250 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 22:52:52,250 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 22:52:52,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1816613485] [2024-10-12 22:52:52,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1816613485] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 22:52:52,251 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 22:52:52,251 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-12 22:52:52,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35584450] [2024-10-12 22:52:52,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 22:52:52,251 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-12 22:52:52,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 22:52:52,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-12 22:52:52,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-12 22:52:52,256 INFO L87 Difference]: Start difference. First operand 2806 states and 4204 transitions. Second operand has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 6 states have internal predecessors, (68), 0 states have call successors, (0), 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 22:52:52,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 22:52:52,601 INFO L93 Difference]: Finished difference Result 5519 states and 8269 transitions. [2024-10-12 22:52:52,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-12 22:52:52,602 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 6 states have internal predecessors, (68), 0 states have call successors, (0), 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 68 [2024-10-12 22:52:52,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 22:52:52,614 INFO L225 Difference]: With dead ends: 5519 [2024-10-12 22:52:52,615 INFO L226 Difference]: Without dead ends: 2814 [2024-10-12 22:52:52,620 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-10-12 22:52:52,622 INFO L432 NwaCegarLoop]: 4183 mSDtfsCounter, 4154 mSDsluCounter, 16726 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4154 SdHoareTripleChecker+Valid, 20909 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-12 22:52:52,624 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4154 Valid, 20909 Invalid, 91 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-12 22:52:52,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2814 states. [2024-10-12 22:52:52,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2814 to 2812. [2024-10-12 22:52:52,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2812 states, 2811 states have (on average 1.4987548914976876) internal successors, (4213), 2811 states have internal predecessors, (4213), 0 states have call successors, (0), 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 22:52:52,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2812 states to 2812 states and 4213 transitions. [2024-10-12 22:52:52,694 INFO L78 Accepts]: Start accepts. Automaton has 2812 states and 4213 transitions. Word has length 68 [2024-10-12 22:52:52,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 22:52:52,696 INFO L471 AbstractCegarLoop]: Abstraction has 2812 states and 4213 transitions. [2024-10-12 22:52:52,696 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 6 states have internal predecessors, (68), 0 states have call successors, (0), 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 22:52:52,697 INFO L276 IsEmpty]: Start isEmpty. Operand 2812 states and 4213 transitions. [2024-10-12 22:52:52,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-10-12 22:52:52,699 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 22:52:52,700 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 22:52:52,700 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-12 22:52:52,700 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 22:52:52,701 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 22:52:52,701 INFO L85 PathProgramCache]: Analyzing trace with hash 2104787758, now seen corresponding path program 1 times [2024-10-12 22:52:52,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 22:52:52,701 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [678759857] [2024-10-12 22:52:52,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 22:52:52,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 22:52:52,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 22:52:53,317 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 22:52:53,319 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 22:52:53,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [678759857] [2024-10-12 22:52:53,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [678759857] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 22:52:53,320 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 22:52:53,321 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-12 22:52:53,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577303258] [2024-10-12 22:52:53,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 22:52:53,322 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-12 22:52:53,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 22:52:53,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-12 22:52:53,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-12 22:52:53,324 INFO L87 Difference]: Start difference. First operand 2812 states and 4213 transitions. Second operand has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 0 states have call successors, (0), 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 22:52:53,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 22:52:53,555 INFO L93 Difference]: Finished difference Result 5523 states and 8275 transitions. [2024-10-12 22:52:53,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-12 22:52:53,556 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 0 states have call successors, (0), 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 69 [2024-10-12 22:52:53,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 22:52:53,567 INFO L225 Difference]: With dead ends: 5523 [2024-10-12 22:52:53,567 INFO L226 Difference]: Without dead ends: 2812 [2024-10-12 22:52:53,572 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-12 22:52:53,573 INFO L432 NwaCegarLoop]: 4192 mSDtfsCounter, 2 mSDsluCounter, 16759 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 20951 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-12 22:52:53,573 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 20951 Invalid, 49 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 22:52:53,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2812 states. [2024-10-12 22:52:53,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2812 to 2811. [2024-10-12 22:52:53,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2811 states, 2810 states have (on average 1.498576512455516) internal successors, (4211), 2810 states have internal predecessors, (4211), 0 states have call successors, (0), 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 22:52:53,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2811 states to 2811 states and 4211 transitions. [2024-10-12 22:52:53,641 INFO L78 Accepts]: Start accepts. Automaton has 2811 states and 4211 transitions. Word has length 69 [2024-10-12 22:52:53,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 22:52:53,642 INFO L471 AbstractCegarLoop]: Abstraction has 2811 states and 4211 transitions. [2024-10-12 22:52:53,642 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 0 states have call successors, (0), 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 22:52:53,642 INFO L276 IsEmpty]: Start isEmpty. Operand 2811 states and 4211 transitions. [2024-10-12 22:52:53,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-10-12 22:52:53,643 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 22:52:53,644 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] [2024-10-12 22:52:53,644 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-12 22:52:53,644 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 22:52:53,645 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 22:52:53,645 INFO L85 PathProgramCache]: Analyzing trace with hash 1594299577, now seen corresponding path program 1 times [2024-10-12 22:52:53,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 22:52:53,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768188847] [2024-10-12 22:52:53,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 22:52:53,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 22:52:53,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 22:52:54,370 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 22:52:54,370 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 22:52:54,371 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1768188847] [2024-10-12 22:52:54,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1768188847] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 22:52:54,371 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 22:52:54,371 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-12 22:52:54,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [649893592] [2024-10-12 22:52:54,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 22:52:54,371 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-12 22:52:54,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 22:52:54,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-12 22:52:54,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-12 22:52:54,372 INFO L87 Difference]: Start difference. First operand 2811 states and 4211 transitions. Second operand has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 6 states have internal predecessors, (69), 0 states have call successors, (0), 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 22:52:54,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 22:52:54,690 INFO L93 Difference]: Finished difference Result 5529 states and 8283 transitions. [2024-10-12 22:52:54,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-12 22:52:54,690 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 6 states have internal predecessors, (69), 0 states have call successors, (0), 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 69 [2024-10-12 22:52:54,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 22:52:54,700 INFO L225 Difference]: With dead ends: 5529 [2024-10-12 22:52:54,700 INFO L226 Difference]: Without dead ends: 2819 [2024-10-12 22:52:54,704 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2024-10-12 22:52:54,705 INFO L432 NwaCegarLoop]: 4193 mSDtfsCounter, 4165 mSDsluCounter, 16764 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4165 SdHoareTripleChecker+Valid, 20957 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-12 22:52:54,705 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4165 Valid, 20957 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 22:52:54,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2819 states. [2024-10-12 22:52:54,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2819 to 2818. [2024-10-12 22:52:54,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2818 states, 2817 states have (on average 1.4984025559105432) internal successors, (4221), 2817 states have internal predecessors, (4221), 0 states have call successors, (0), 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 22:52:54,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2818 states to 2818 states and 4221 transitions. [2024-10-12 22:52:54,756 INFO L78 Accepts]: Start accepts. Automaton has 2818 states and 4221 transitions. Word has length 69 [2024-10-12 22:52:54,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 22:52:54,756 INFO L471 AbstractCegarLoop]: Abstraction has 2818 states and 4221 transitions. [2024-10-12 22:52:54,756 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 6 states have internal predecessors, (69), 0 states have call successors, (0), 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 22:52:54,757 INFO L276 IsEmpty]: Start isEmpty. Operand 2818 states and 4221 transitions. [2024-10-12 22:52:54,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-10-12 22:52:54,757 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 22:52:54,758 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] [2024-10-12 22:52:54,758 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-12 22:52:54,758 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 22:52:54,758 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 22:52:54,759 INFO L85 PathProgramCache]: Analyzing trace with hash 2102772548, now seen corresponding path program 1 times [2024-10-12 22:52:54,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 22:52:54,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536750527] [2024-10-12 22:52:54,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 22:52:54,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 22:52:54,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 22:52:55,022 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 22:52:55,023 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 22:52:55,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [536750527] [2024-10-12 22:52:55,023 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [536750527] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 22:52:55,023 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 22:52:55,023 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-12 22:52:55,024 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552322271] [2024-10-12 22:52:55,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 22:52:55,027 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-12 22:52:55,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 22:52:55,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-12 22:52:55,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-12 22:52:55,028 INFO L87 Difference]: Start difference. First operand 2818 states and 4221 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 0 states have call successors, (0), 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 22:52:55,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 22:52:55,303 INFO L93 Difference]: Finished difference Result 7611 states and 11399 transitions. [2024-10-12 22:52:55,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-12 22:52:55,304 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 0 states have call successors, (0), 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 70 [2024-10-12 22:52:55,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 22:52:55,325 INFO L225 Difference]: With dead ends: 7611 [2024-10-12 22:52:55,329 INFO L226 Difference]: Without dead ends: 4894 [2024-10-12 22:52:55,340 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-12 22:52:55,343 INFO L432 NwaCegarLoop]: 4182 mSDtfsCounter, 10341 mSDsluCounter, 8359 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10341 SdHoareTripleChecker+Valid, 12541 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-12 22:52:55,344 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10341 Valid, 12541 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-12 22:52:55,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4894 states. [2024-10-12 22:52:55,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4894 to 2820. [2024-10-12 22:52:55,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2820 states, 2819 states have (on average 1.4980489535296204) internal successors, (4223), 2819 states have internal predecessors, (4223), 0 states have call successors, (0), 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 22:52:55,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2820 states to 2820 states and 4223 transitions. [2024-10-12 22:52:55,477 INFO L78 Accepts]: Start accepts. Automaton has 2820 states and 4223 transitions. Word has length 70 [2024-10-12 22:52:55,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 22:52:55,477 INFO L471 AbstractCegarLoop]: Abstraction has 2820 states and 4223 transitions. [2024-10-12 22:52:55,477 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 0 states have call successors, (0), 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 22:52:55,478 INFO L276 IsEmpty]: Start isEmpty. Operand 2820 states and 4223 transitions. [2024-10-12 22:52:55,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-10-12 22:52:55,479 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 22:52:55,479 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] [2024-10-12 22:52:55,479 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-12 22:52:55,479 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 22:52:55,480 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 22:52:55,480 INFO L85 PathProgramCache]: Analyzing trace with hash -2002280369, now seen corresponding path program 1 times [2024-10-12 22:52:55,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 22:52:55,481 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650812203] [2024-10-12 22:52:55,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 22:52:55,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 22:52:55,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 22:52:56,106 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 22:52:56,107 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 22:52:56,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650812203] [2024-10-12 22:52:56,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1650812203] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 22:52:56,107 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 22:52:56,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-12 22:52:56,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013013045] [2024-10-12 22:52:56,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 22:52:56,108 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-12 22:52:56,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 22:52:56,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-12 22:52:56,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-10-12 22:52:56,109 INFO L87 Difference]: Start difference. First operand 2820 states and 4223 transitions. Second operand has 8 states, 8 states have (on average 8.75) internal successors, (70), 7 states have internal predecessors, (70), 0 states have call successors, (0), 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 22:52:56,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 22:52:56,519 INFO L93 Difference]: Finished difference Result 5541 states and 8299 transitions. [2024-10-12 22:52:56,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-12 22:52:56,520 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.75) internal successors, (70), 7 states have internal predecessors, (70), 0 states have call successors, (0), 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 70 [2024-10-12 22:52:56,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 22:52:56,530 INFO L225 Difference]: With dead ends: 5541 [2024-10-12 22:52:56,530 INFO L226 Difference]: Without dead ends: 2824 [2024-10-12 22:52:56,535 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2024-10-12 22:52:56,536 INFO L432 NwaCegarLoop]: 4182 mSDtfsCounter, 4156 mSDsluCounter, 20903 mSDsCounter, 0 mSdLazyCounter, 113 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4156 SdHoareTripleChecker+Valid, 25085 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-12 22:52:56,536 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4156 Valid, 25085 Invalid, 116 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-12 22:52:56,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2824 states. [2024-10-12 22:52:56,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2824 to 2824. [2024-10-12 22:52:56,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2824 states, 2823 states have (on average 1.497697484945094) internal successors, (4228), 2823 states have internal predecessors, (4228), 0 states have call successors, (0), 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 22:52:56,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2824 states to 2824 states and 4228 transitions. [2024-10-12 22:52:56,599 INFO L78 Accepts]: Start accepts. Automaton has 2824 states and 4228 transitions. Word has length 70 [2024-10-12 22:52:56,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 22:52:56,600 INFO L471 AbstractCegarLoop]: Abstraction has 2824 states and 4228 transitions. [2024-10-12 22:52:56,600 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.75) internal successors, (70), 7 states have internal predecessors, (70), 0 states have call successors, (0), 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 22:52:56,600 INFO L276 IsEmpty]: Start isEmpty. Operand 2824 states and 4228 transitions. [2024-10-12 22:52:56,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-10-12 22:52:56,601 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 22:52:56,601 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] [2024-10-12 22:52:56,602 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-12 22:52:56,602 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 22:52:56,602 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 22:52:56,603 INFO L85 PathProgramCache]: Analyzing trace with hash -675015185, now seen corresponding path program 1 times [2024-10-12 22:52:56,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 22:52:56,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998754281] [2024-10-12 22:52:56,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 22:52:56,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 22:52:56,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 22:52:57,103 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 22:52:57,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 22:52:57,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [998754281] [2024-10-12 22:52:57,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [998754281] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 22:52:57,104 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 22:52:57,104 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 22:52:57,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940158503] [2024-10-12 22:52:57,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 22:52:57,105 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-12 22:52:57,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 22:52:57,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-12 22:52:57,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-12 22:52:57,106 INFO L87 Difference]: Start difference. First operand 2824 states and 4228 transitions. Second operand has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 5 states have internal predecessors, (70), 0 states have call successors, (0), 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 22:52:57,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 22:52:57,312 INFO L93 Difference]: Finished difference Result 5544 states and 8302 transitions. [2024-10-12 22:52:57,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-12 22:52:57,313 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 5 states have internal predecessors, (70), 0 states have call successors, (0), 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 70 [2024-10-12 22:52:57,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 22:52:57,322 INFO L225 Difference]: With dead ends: 5544 [2024-10-12 22:52:57,323 INFO L226 Difference]: Without dead ends: 2823 [2024-10-12 22:52:57,327 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 22:52:57,328 INFO L432 NwaCegarLoop]: 4196 mSDtfsCounter, 4159 mSDsluCounter, 12579 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4159 SdHoareTripleChecker+Valid, 16775 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-12 22:52:57,328 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4159 Valid, 16775 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 22:52:57,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2823 states. [2024-10-12 22:52:57,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2823 to 2823. [2024-10-12 22:52:57,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2823 states, 2822 states have (on average 1.4975194897236004) internal successors, (4226), 2822 states have internal predecessors, (4226), 0 states have call successors, (0), 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 22:52:57,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2823 states to 2823 states and 4226 transitions. [2024-10-12 22:52:57,387 INFO L78 Accepts]: Start accepts. Automaton has 2823 states and 4226 transitions. Word has length 70 [2024-10-12 22:52:57,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 22:52:57,388 INFO L471 AbstractCegarLoop]: Abstraction has 2823 states and 4226 transitions. [2024-10-12 22:52:57,388 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 5 states have internal predecessors, (70), 0 states have call successors, (0), 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 22:52:57,388 INFO L276 IsEmpty]: Start isEmpty. Operand 2823 states and 4226 transitions. [2024-10-12 22:52:57,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-10-12 22:52:57,389 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 22:52:57,390 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] [2024-10-12 22:52:57,390 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-12 22:52:57,390 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 22:52:57,390 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 22:52:57,391 INFO L85 PathProgramCache]: Analyzing trace with hash -376603791, now seen corresponding path program 1 times [2024-10-12 22:52:57,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 22:52:57,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607113088] [2024-10-12 22:52:57,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 22:52:57,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 22:52:57,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 22:52:57,691 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 22:52:57,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 22:52:57,973 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 22:52:57,975 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-12 22:52:57,976 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-12 22:52:57,978 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-12 22:52:57,981 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 22:52:58,122 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-12 22:52:58,126 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 10:52:58 BoogieIcfgContainer [2024-10-12 22:52:58,127 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-12 22:52:58,128 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-12 22:52:58,128 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-12 22:52:58,128 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-12 22:52:58,129 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 10:52:49" (3/4) ... [2024-10-12 22:52:58,131 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-12 22:52:58,133 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-12 22:52:58,133 INFO L158 Benchmark]: Toolchain (without parser) took 28030.62ms. Allocated memory was 167.8MB in the beginning and 4.1GB in the end (delta: 4.0GB). Free memory was 88.4MB in the beginning and 3.7GB in the end (delta: -3.6GB). Peak memory consumption was 405.6MB. Max. memory is 16.1GB. [2024-10-12 22:52:58,134 INFO L158 Benchmark]: CDTParser took 0.08ms. Allocated memory is still 104.9MB. Free memory is still 66.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-12 22:52:58,135 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1596.19ms. Allocated memory was 167.8MB in the beginning and 281.0MB in the end (delta: 113.2MB). Free memory was 88.1MB in the beginning and 126.9MB in the end (delta: -38.8MB). Peak memory consumption was 102.1MB. Max. memory is 16.1GB. [2024-10-12 22:52:58,135 INFO L158 Benchmark]: Boogie Procedure Inliner took 1488.63ms. Allocated memory was 281.0MB in the beginning and 562.0MB in the end (delta: 281.0MB). Free memory was 126.9MB in the beginning and 277.9MB in the end (delta: -151.0MB). Peak memory consumption was 141.6MB. Max. memory is 16.1GB. [2024-10-12 22:52:58,135 INFO L158 Benchmark]: Boogie Preprocessor took 2142.21ms. Allocated memory was 562.0MB in the beginning and 1.2GB in the end (delta: 671.1MB). Free memory was 277.9MB in the beginning and 893.4MB in the end (delta: -615.5MB). Peak memory consumption was 88.1MB. Max. memory is 16.1GB. [2024-10-12 22:52:58,136 INFO L158 Benchmark]: RCFGBuilder took 14109.54ms. Allocated memory was 1.2GB in the beginning and 3.6GB in the end (delta: 2.3GB). Free memory was 893.4MB in the beginning and 3.2GB in the end (delta: -2.3GB). Peak memory consumption was 599.2MB. Max. memory is 16.1GB. [2024-10-12 22:52:58,136 INFO L158 Benchmark]: TraceAbstraction took 8680.59ms. Allocated memory was 3.6GB in the beginning and 4.1GB in the end (delta: 580.9MB). Free memory was 3.2GB in the beginning and 3.7GB in the end (delta: -498.1MB). Peak memory consumption was 84.9MB. Max. memory is 16.1GB. [2024-10-12 22:52:58,137 INFO L158 Benchmark]: Witness Printer took 5.39ms. Allocated memory is still 4.1GB. Free memory is still 3.7GB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-12 22:52:58,138 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.08ms. Allocated memory is still 104.9MB. Free memory is still 66.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1596.19ms. Allocated memory was 167.8MB in the beginning and 281.0MB in the end (delta: 113.2MB). Free memory was 88.1MB in the beginning and 126.9MB in the end (delta: -38.8MB). Peak memory consumption was 102.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1488.63ms. Allocated memory was 281.0MB in the beginning and 562.0MB in the end (delta: 281.0MB). Free memory was 126.9MB in the beginning and 277.9MB in the end (delta: -151.0MB). Peak memory consumption was 141.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2142.21ms. Allocated memory was 562.0MB in the beginning and 1.2GB in the end (delta: 671.1MB). Free memory was 277.9MB in the beginning and 893.4MB in the end (delta: -615.5MB). Peak memory consumption was 88.1MB. Max. memory is 16.1GB. * RCFGBuilder took 14109.54ms. Allocated memory was 1.2GB in the beginning and 3.6GB in the end (delta: 2.3GB). Free memory was 893.4MB in the beginning and 3.2GB in the end (delta: -2.3GB). Peak memory consumption was 599.2MB. Max. memory is 16.1GB. * TraceAbstraction took 8680.59ms. Allocated memory was 3.6GB in the beginning and 4.1GB in the end (delta: 580.9MB). Free memory was 3.2GB in the beginning and 3.7GB in the end (delta: -498.1MB). Peak memory consumption was 84.9MB. Max. memory is 16.1GB. * Witness Printer took 5.39ms. Allocated memory is still 4.1GB. Free memory is still 3.7GB. 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 bitwiseOr at line 711, overapproximation of bitwiseAnd at line 716. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 3); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (3 - 1); [L32] const SORT_5 mask_SORT_5 = (SORT_5)-1 >> (sizeof(SORT_5) * 8 - 4); [L33] const SORT_5 msb_SORT_5 = (SORT_5)1 << (4 - 1); [L35] const SORT_9 mask_SORT_9 = (SORT_9)-1 >> (sizeof(SORT_9) * 8 - 32); [L36] const SORT_9 msb_SORT_9 = (SORT_9)1 << (32 - 1); [L38] const SORT_21 mask_SORT_21 = (SORT_21)-1 >> (sizeof(SORT_21) * 8 - 8); [L39] const SORT_21 msb_SORT_21 = (SORT_21)1 << (8 - 1); [L41] const SORT_119 mask_SORT_119 = (SORT_119)-1 >> (sizeof(SORT_119) * 8 - 2); [L42] const SORT_119 msb_SORT_119 = (SORT_119)1 << (2 - 1); [L44] const SORT_5 var_6 = 0; [L45] const SORT_9 var_11 = 8; [L46] const SORT_3 var_13 = 0; [L47] const SORT_9 var_17 = 4; [L48] const SORT_21 var_22 = 0; [L49] const SORT_1 var_32 = 1; [L50] const SORT_1 var_36 = 0; [L51] const SORT_5 var_85 = 1; [L52] const SORT_9 var_87 = 10; [L53] const SORT_5 var_97 = 2; [L54] const SORT_5 var_100 = 3; [L55] const SORT_5 var_103 = 6; [L56] const SORT_5 var_104 = 4; [L57] const SORT_5 var_115 = 5; [L58] const SORT_3 var_122 = 1; [L59] const SORT_3 var_125 = 3; [L60] const SORT_3 var_128 = 2; [L61] const SORT_3 var_132 = 5; [L62] const SORT_3 var_135 = 7; [L63] const SORT_3 var_138 = 6; [L64] const SORT_3 var_142 = 4; [L65] const SORT_9 var_152 = 0; [L66] const SORT_5 var_165 = 7; [L67] const SORT_5 var_168 = 8; [L68] const SORT_5 var_173 = 9; [L69] const SORT_5 var_182 = 10; [L70] const SORT_9 var_238 = 1; [L71] const SORT_21 var_265 = 255; [L72] const SORT_119 var_317 = 1; [L73] const SORT_119 var_320 = 3; [L74] const SORT_119 var_323 = 2; [L76] SORT_1 input_2; [L77] SORT_3 input_4; [L78] SORT_3 input_80; [L79] SORT_5 input_82; [L80] SORT_5 input_83; [L81] SORT_5 input_84; [L82] SORT_5 input_101; [L83] SORT_5 input_102; [L84] SORT_5 input_113; [L85] SORT_5 input_114; [L86] SORT_1 input_116; [L87] SORT_1 input_117; [L88] SORT_5 input_171; [L89] SORT_5 input_172; [L90] SORT_5 input_180; [L91] SORT_5 input_181; [L92] SORT_1 input_183; [L93] SORT_1 input_184; [L94] SORT_3 input_234; [L95] SORT_21 input_254; [L96] SORT_21 input_255; [L97] SORT_21 input_256; [L98] SORT_21 input_263; [L99] SORT_21 input_264; [L100] SORT_21 input_307; [L101] SORT_1 input_313; [L102] SORT_1 input_314; [L103] SORT_1 input_315; [L104] SORT_1 input_327; [L105] SORT_1 input_337; [L106] SORT_1 input_343; [L107] SORT_1 input_348; [L108] SORT_1 input_350; [L109] SORT_1 input_360; [L110] SORT_1 input_379; [L111] SORT_1 input_385; [L112] SORT_1 input_386; [L113] SORT_1 input_387; [L114] SORT_1 input_398; [L115] SORT_1 input_403; [L116] SORT_1 input_405; [L117] SORT_1 input_415; [L118] SORT_1 input_434; [L119] SORT_1 input_440; [L120] SORT_1 input_441; [L121] SORT_1 input_442; [L122] SORT_1 input_453; [L123] SORT_1 input_458; [L124] SORT_1 input_460; [L125] SORT_1 input_470; [L126] SORT_1 input_489; [L127] SORT_1 input_495; [L128] SORT_1 input_496; [L129] SORT_1 input_497; [L130] SORT_1 input_508; [L131] SORT_1 input_513; [L132] SORT_1 input_515; [L133] SORT_1 input_525; [L134] SORT_1 input_544; [L135] SORT_1 input_548; [L136] SORT_1 input_549; [L137] SORT_1 input_550; [L138] SORT_1 input_560; [L139] SORT_1 input_585; [L140] SORT_1 input_588; [L141] SORT_1 input_598; [L142] SORT_1 input_623; [L143] SORT_1 input_627; [L144] SORT_1 input_628; [L145] SORT_1 input_629; [L146] SORT_1 input_630; [L147] SORT_1 input_638; [L148] SORT_1 input_642; [L149] SORT_1 input_666; [L150] SORT_1 input_670; [L151] SORT_1 input_673; [L152] SORT_1 input_681; [L153] SORT_1 input_685; [L154] SORT_1 input_709; [L155] SORT_1 input_713; [L156] SORT_1 input_718; [L157] SORT_1 input_727; [L158] SORT_1 input_728; [L159] SORT_1 input_729; [L160] SORT_1 input_739; [L161] SORT_1 input_764; [L162] SORT_1 input_767; [L163] SORT_1 input_777; [L164] SORT_1 input_802; [L165] SORT_1 input_804; [L166] SORT_1 input_805; [L167] SORT_1 input_806; [L168] SORT_1 input_807; [L169] SORT_1 input_808; [L170] SORT_1 input_809; [L171] SORT_1 input_810; [L172] SORT_1 input_818; [L173] SORT_1 input_828; [L174] SORT_1 input_833; [L175] SORT_1 input_860; [L176] SORT_1 input_863; [L177] SORT_1 input_864; [L178] SORT_1 input_875; [L179] SORT_1 input_902; [L180] SORT_1 input_907; [L181] SORT_1 input_919; [L182] SORT_1 input_923; [L183] SORT_1 input_945; [L184] SORT_1 input_949; [L185] SORT_1 input_950; [L186] SORT_1 input_970; [L187] SORT_1 input_974; [L188] SORT_1 input_979; [L189] SORT_1 input_988; [L190] SORT_1 input_1010; [L191] SORT_1 input_1012; [L192] SORT_1 input_1013; [L193] SORT_1 input_1014; [L194] SORT_1 input_1037; [L195] SORT_1 input_1042; [L196] SORT_1 input_1054; [L197] SORT_1 input_1058; [L198] SORT_1 input_1080; [L199] SORT_1 input_1084; [L200] SORT_1 input_1085; [L201] SORT_1 input_1105; [L202] SORT_1 input_1109; [L203] SORT_1 input_1114; [L204] SORT_1 input_1123; [L205] SORT_1 input_1145; [L206] SORT_1 input_1147; [L207] SORT_1 input_1148; [L208] SORT_1 input_1149; [L209] SORT_1 input_1172; [L210] SORT_1 input_1177; [L211] SORT_1 input_1189; [L212] SORT_1 input_1193; [L213] SORT_1 input_1215; [L214] SORT_1 input_1219; [L215] SORT_1 input_1220; [L216] SORT_1 input_1240; [L217] SORT_1 input_1244; [L218] SORT_1 input_1249; [L219] SORT_1 input_1258; [L220] SORT_1 input_1280; [L221] SORT_1 input_1282; [L222] SORT_1 input_1283; [L223] SORT_1 input_1284; [L224] SORT_1 input_1307; [L225] SORT_1 input_1312; [L226] SORT_1 input_1324; [L227] SORT_1 input_1328; [L228] SORT_1 input_1350; [L229] SORT_1 input_1354; [L230] SORT_1 input_1355; [L231] SORT_1 input_1375; [L232] SORT_1 input_1379; [L233] SORT_1 input_1384; [L234] SORT_1 input_1393; [L235] SORT_1 input_1415; [L236] SORT_1 input_1417; [L237] SORT_1 input_1418; [L238] SORT_1 input_1419; [L239] SORT_1 input_1442; [L240] SORT_1 input_1447; [L241] SORT_1 input_1459; [L242] SORT_1 input_1463; [L243] SORT_1 input_1485; [L244] SORT_1 input_1489; [L245] SORT_1 input_1490; [L246] SORT_1 input_1510; [L247] SORT_1 input_1514; [L248] SORT_1 input_1519; [L249] SORT_1 input_1528; [L250] SORT_1 input_1550; [L251] SORT_1 input_1552; [L252] SORT_1 input_1553; [L253] SORT_1 input_1554; [L254] SORT_1 input_1577; [L255] SORT_1 input_1582; [L256] SORT_1 input_1594; [L257] SORT_1 input_1598; [L258] SORT_1 input_1620; [L259] SORT_1 input_1624; [L260] SORT_1 input_1625; [L261] SORT_1 input_1645; [L262] SORT_1 input_1649; [L263] SORT_1 input_1654; [L264] SORT_1 input_1663; [L265] SORT_1 input_1685; [L266] SORT_1 input_1687; [L267] SORT_1 input_1688; [L268] SORT_1 input_1689; [L269] SORT_1 input_1712; [L270] SORT_1 input_1717; [L271] SORT_1 input_1729; [L272] SORT_1 input_1733; [L273] SORT_1 input_1755; [L274] SORT_1 input_1759; [L275] SORT_1 input_1760; [L276] SORT_1 input_1780; [L277] SORT_1 input_1784; [L278] SORT_1 input_1789; [L279] SORT_1 input_1798; [L280] SORT_1 input_1820; [L281] SORT_1 input_1822; [L282] SORT_1 input_1823; [L283] SORT_1 input_1824; [L284] SORT_1 input_1847; [L285] SORT_1 input_1852; [L286] SORT_1 input_1864; [L287] SORT_1 input_1868; [L288] SORT_1 input_1875; [L289] SORT_1 input_1876; [L290] SORT_1 input_1877; [L291] SORT_1 input_1890; [L292] SORT_1 input_1895; [L293] SORT_1 input_1916; [L294] SORT_1 input_1920; [L295] SORT_1 input_1921; [L296] SORT_1 input_1922; [L297] SORT_1 input_1933; [L298] SORT_1 input_1938; [L299] SORT_1 input_1959; [L300] SORT_1 input_1963; [L301] SORT_1 input_1964; [L302] SORT_1 input_1965; [L303] SORT_1 input_1976; [L304] SORT_1 input_1981; [L305] SORT_1 input_2002; [L306] SORT_1 input_2006; [L307] SORT_1 input_2007; [L308] SORT_1 input_2008; [L309] SORT_1 input_2019; [L310] SORT_1 input_2024; [L311] SORT_1 input_2045; [L312] SORT_3 input_2050; [L313] SORT_3 input_2085; [L314] SORT_3 input_2086; [L315] SORT_3 input_2087; [L316] SORT_3 input_2088; [L317] SORT_3 input_2089; [L318] SORT_3 input_2090; [L319] SORT_3 input_2091; [L320] SORT_3 input_2092; [L321] SORT_3 input_2093; [L322] SORT_3 input_2097; [L323] SORT_3 input_2105; [L324] SORT_3 input_2108; [L325] SORT_3 input_2122; [L326] SORT_3 input_2123; [L327] SORT_3 input_2127; [L328] SORT_3 input_2141; [L329] SORT_3 input_2142; [L330] SORT_3 input_2146; [L331] SORT_3 input_2160; [L332] SORT_3 input_2163; [L333] SORT_3 input_2177; [L334] SORT_3 input_2180; [L335] SORT_3 input_2194; [L336] SORT_3 input_2197; [L337] SORT_3 input_2211; [L338] SORT_3 input_2214; [L339] SORT_3 input_2231; [L340] SORT_3 input_2234; [L342] EXPR __VERIFIER_nondet_uchar() & mask_SORT_5 VAL [mask_SORT_119=3, mask_SORT_1=1, mask_SORT_21=255, mask_SORT_3=7, mask_SORT_5=15, var_100=3, var_103=6, var_104=4, var_115=5, var_11=8, var_122=1, var_125=3, var_128=2, var_132=5, var_135=7, var_138=6, var_13=0, var_142=4, var_152=0, var_165=7, var_168=8, var_173=9, var_17=4, var_182=10, var_22=0, var_238=1, var_265=255, var_317=1, var_320=3, var_323=2, var_32=1, var_36=0, var_6=0, var_85=1, var_87=10, var_97=2] [L342] SORT_5 state_7 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L343] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_119=3, mask_SORT_1=1, mask_SORT_21=255, mask_SORT_3=7, mask_SORT_5=15, var_100=3, var_103=6, var_104=4, var_115=5, var_11=8, var_122=1, var_125=3, var_128=2, var_132=5, var_135=7, var_138=6, var_13=0, var_142=4, var_152=0, var_165=7, var_168=8, var_173=9, var_17=4, var_182=10, var_22=0, var_238=1, var_265=255, var_317=1, var_320=3, var_323=2, var_32=1, var_36=0, var_6=0, var_85=1, var_87=10, var_97=2] [L343] SORT_3 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L344] EXPR __VERIFIER_nondet_uchar() & mask_SORT_21 VAL [mask_SORT_119=3, mask_SORT_1=1, mask_SORT_21=255, mask_SORT_3=7, mask_SORT_5=15, var_100=3, var_103=6, var_104=4, var_115=5, var_11=8, var_122=1, var_125=3, var_128=2, var_132=5, var_135=7, var_138=6, var_13=0, var_142=4, var_152=0, var_165=7, var_168=8, var_173=9, var_17=4, var_182=10, var_22=0, var_238=1, var_265=255, var_317=1, var_320=3, var_323=2, var_32=1, var_36=0, var_6=0, var_85=1, var_87=10, var_97=2] [L344] SORT_21 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_21; [L345] EXPR __VERIFIER_nondet_uchar() & mask_SORT_21 VAL [mask_SORT_119=3, mask_SORT_1=1, mask_SORT_21=255, mask_SORT_3=7, mask_SORT_5=15, var_100=3, var_103=6, var_104=4, var_115=5, var_11=8, var_122=1, var_125=3, var_128=2, var_132=5, var_135=7, var_138=6, var_13=0, var_142=4, var_152=0, var_165=7, var_168=8, var_173=9, var_17=4, var_182=10, var_22=0, var_238=1, var_265=255, var_317=1, var_320=3, var_323=2, var_32=1, var_36=0, var_6=0, var_85=1, var_87=10, var_97=2] [L345] SORT_21 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_21; [L346] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_119=3, mask_SORT_1=1, mask_SORT_21=255, mask_SORT_3=7, mask_SORT_5=15, var_100=3, var_103=6, var_104=4, var_115=5, var_11=8, var_122=1, var_125=3, var_128=2, var_132=5, var_135=7, var_138=6, var_13=0, var_142=4, var_152=0, var_165=7, var_168=8, var_173=9, var_17=4, var_182=10, var_22=0, var_238=1, var_265=255, var_317=1, var_320=3, var_323=2, var_32=1, var_36=0, var_6=0, var_85=1, var_87=10, var_97=2] [L346] SORT_1 state_37 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L347] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_119=3, mask_SORT_1=1, mask_SORT_21=255, mask_SORT_3=7, mask_SORT_5=15, var_100=3, var_103=6, var_104=4, var_115=5, var_11=8, var_122=1, var_125=3, var_128=2, var_132=5, var_135=7, var_138=6, var_13=0, var_142=4, var_152=0, var_165=7, var_168=8, var_173=9, var_17=4, var_182=10, var_22=0, var_238=1, var_265=255, var_317=1, var_320=3, var_323=2, var_32=1, var_36=0, var_6=0, var_85=1, var_87=10, var_97=2] [L347] SORT_1 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L348] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_119=3, mask_SORT_1=1, mask_SORT_21=255, mask_SORT_3=7, mask_SORT_5=15, var_100=3, var_103=6, var_104=4, var_115=5, var_11=8, var_122=1, var_125=3, var_128=2, var_132=5, var_135=7, var_138=6, var_13=0, var_142=4, var_152=0, var_165=7, var_168=8, var_173=9, var_17=4, var_182=10, var_22=0, var_238=1, var_265=255, var_317=1, var_320=3, var_323=2, var_32=1, var_36=0, var_6=0, var_85=1, var_87=10, var_97=2] [L348] SORT_1 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L349] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_119=3, mask_SORT_1=1, mask_SORT_21=255, mask_SORT_3=7, mask_SORT_5=15, var_100=3, var_103=6, var_104=4, var_115=5, var_11=8, var_122=1, var_125=3, var_128=2, var_132=5, var_135=7, var_138=6, var_13=0, var_142=4, var_152=0, var_165=7, var_168=8, var_173=9, var_17=4, var_182=10, var_22=0, var_238=1, var_265=255, var_317=1, var_320=3, var_323=2, var_32=1, var_36=0, var_6=0, var_85=1, var_87=10, var_97=2] [L349] SORT_1 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L350] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_119=3, mask_SORT_1=1, mask_SORT_21=255, mask_SORT_3=7, mask_SORT_5=15, var_100=3, var_103=6, var_104=4, var_115=5, var_11=8, var_122=1, var_125=3, var_128=2, var_132=5, var_135=7, var_138=6, var_13=0, var_142=4, var_152=0, var_165=7, var_168=8, var_173=9, var_17=4, var_182=10, var_22=0, var_238=1, var_265=255, var_317=1, var_320=3, var_323=2, var_32=1, var_36=0, var_6=0, var_85=1, var_87=10, var_97=2] [L350] SORT_1 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L351] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_119=3, mask_SORT_1=1, mask_SORT_21=255, mask_SORT_3=7, mask_SORT_5=15, var_100=3, var_103=6, var_104=4, var_115=5, var_11=8, var_122=1, var_125=3, var_128=2, var_132=5, var_135=7, var_138=6, var_13=0, var_142=4, var_152=0, var_165=7, var_168=8, var_173=9, var_17=4, var_182=10, var_22=0, var_238=1, var_265=255, var_317=1, var_320=3, var_323=2, var_32=1, var_36=0, var_6=0, var_85=1, var_87=10, var_97=2] [L351] SORT_1 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L352] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_119=3, mask_SORT_1=1, mask_SORT_21=255, mask_SORT_3=7, mask_SORT_5=15, var_100=3, var_103=6, var_104=4, var_115=5, var_11=8, var_122=1, var_125=3, var_128=2, var_132=5, var_135=7, var_138=6, var_13=0, var_142=4, var_152=0, var_165=7, var_168=8, var_173=9, var_17=4, var_182=10, var_22=0, var_238=1, var_265=255, var_317=1, var_320=3, var_323=2, var_32=1, var_36=0, var_6=0, var_85=1, var_87=10, var_97=2] [L352] SORT_1 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L353] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_119=3, mask_SORT_1=1, mask_SORT_21=255, mask_SORT_3=7, mask_SORT_5=15, var_100=3, var_103=6, var_104=4, var_115=5, var_11=8, var_122=1, var_125=3, var_128=2, var_132=5, var_135=7, var_138=6, var_13=0, var_142=4, var_152=0, var_165=7, var_168=8, var_173=9, var_17=4, var_182=10, var_22=0, var_238=1, var_265=255, var_317=1, var_320=3, var_323=2, var_32=1, var_36=0, var_6=0, var_85=1, var_87=10, var_97=2] [L353] SORT_1 state_51 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L354] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_119=3, mask_SORT_1=1, mask_SORT_21=255, mask_SORT_3=7, mask_SORT_5=15, var_100=3, var_103=6, var_104=4, var_115=5, var_11=8, var_122=1, var_125=3, var_128=2, var_132=5, var_135=7, var_138=6, var_13=0, var_142=4, var_152=0, var_165=7, var_168=8, var_173=9, var_17=4, var_182=10, var_22=0, var_238=1, var_265=255, var_317=1, var_320=3, var_323=2, var_32=1, var_36=0, var_6=0, var_85=1, var_87=10, var_97=2] [L354] SORT_1 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L355] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_119=3, mask_SORT_1=1, mask_SORT_21=255, mask_SORT_3=7, mask_SORT_5=15, var_100=3, var_103=6, var_104=4, var_115=5, var_11=8, var_122=1, var_125=3, var_128=2, var_132=5, var_135=7, var_138=6, var_13=0, var_142=4, var_152=0, var_165=7, var_168=8, var_173=9, var_17=4, var_182=10, var_22=0, var_238=1, var_265=255, var_317=1, var_320=3, var_323=2, var_32=1, var_36=0, var_6=0, var_85=1, var_87=10, var_97=2] [L355] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L356] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_119=3, mask_SORT_1=1, mask_SORT_21=255, mask_SORT_3=7, mask_SORT_5=15, var_100=3, var_103=6, var_104=4, var_115=5, var_11=8, var_122=1, var_125=3, var_128=2, var_132=5, var_135=7, var_138=6, var_13=0, var_142=4, var_152=0, var_165=7, var_168=8, var_173=9, var_17=4, var_182=10, var_22=0, var_238=1, var_265=255, var_317=1, var_320=3, var_323=2, var_32=1, var_36=0, var_6=0, var_85=1, var_87=10, var_97=2] [L356] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L357] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_119=3, mask_SORT_1=1, mask_SORT_21=255, mask_SORT_3=7, mask_SORT_5=15, var_100=3, var_103=6, var_104=4, var_115=5, var_11=8, var_122=1, var_125=3, var_128=2, var_132=5, var_135=7, var_138=6, var_13=0, var_142=4, var_152=0, var_165=7, var_168=8, var_173=9, var_17=4, var_182=10, var_22=0, var_238=1, var_265=255, var_317=1, var_320=3, var_323=2, var_32=1, var_36=0, var_6=0, var_85=1, var_87=10, var_97=2] [L357] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L358] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_119=3, mask_SORT_1=1, mask_SORT_21=255, mask_SORT_3=7, mask_SORT_5=15, var_100=3, var_103=6, var_104=4, var_115=5, var_11=8, var_122=1, var_125=3, var_128=2, var_132=5, var_135=7, var_138=6, var_13=0, var_142=4, var_152=0, var_165=7, var_168=8, var_173=9, var_17=4, var_182=10, var_22=0, var_238=1, var_265=255, var_317=1, var_320=3, var_323=2, var_32=1, var_36=0, var_6=0, var_85=1, var_87=10, var_97=2] [L358] SORT_1 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L359] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_119=3, mask_SORT_1=1, mask_SORT_21=255, mask_SORT_3=7, mask_SORT_5=15, var_100=3, var_103=6, var_104=4, var_115=5, var_11=8, var_122=1, var_125=3, var_128=2, var_132=5, var_135=7, var_138=6, var_13=0, var_142=4, var_152=0, var_165=7, var_168=8, var_173=9, var_17=4, var_182=10, var_22=0, var_238=1, var_265=255, var_317=1, var_320=3, var_323=2, var_32=1, var_36=0, var_6=0, var_85=1, var_87=10, var_97=2] [L359] SORT_1 state_63 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L360] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_119=3, mask_SORT_1=1, mask_SORT_21=255, mask_SORT_3=7, mask_SORT_5=15, var_100=3, var_103=6, var_104=4, var_115=5, var_11=8, var_122=1, var_125=3, var_128=2, var_132=5, var_135=7, var_138=6, var_13=0, var_142=4, var_152=0, var_165=7, var_168=8, var_173=9, var_17=4, var_182=10, var_22=0, var_238=1, var_265=255, var_317=1, var_320=3, var_323=2, var_32=1, var_36=0, var_6=0, var_85=1, var_87=10, var_97=2] [L360] SORT_1 state_65 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L361] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_119=3, mask_SORT_1=1, mask_SORT_21=255, mask_SORT_3=7, mask_SORT_5=15, var_100=3, var_103=6, var_104=4, var_115=5, var_11=8, var_122=1, var_125=3, var_128=2, var_132=5, var_135=7, var_138=6, var_13=0, var_142=4, var_152=0, var_165=7, var_168=8, var_173=9, var_17=4, var_182=10, var_22=0, var_238=1, var_265=255, var_317=1, var_320=3, var_323=2, var_32=1, var_36=0, var_6=0, var_85=1, var_87=10, var_97=2] [L361] SORT_1 state_67 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L362] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_119=3, mask_SORT_1=1, mask_SORT_21=255, mask_SORT_3=7, mask_SORT_5=15, var_100=3, var_103=6, var_104=4, var_115=5, var_11=8, var_122=1, var_125=3, var_128=2, var_132=5, var_135=7, var_138=6, var_13=0, var_142=4, var_152=0, var_165=7, var_168=8, var_173=9, var_17=4, var_182=10, var_22=0, var_238=1, var_265=255, var_317=1, var_320=3, var_323=2, var_32=1, var_36=0, var_6=0, var_85=1, var_87=10, var_97=2] [L362] SORT_1 state_69 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L363] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_119=3, mask_SORT_1=1, mask_SORT_21=255, mask_SORT_3=7, mask_SORT_5=15, var_100=3, var_103=6, var_104=4, var_115=5, var_11=8, var_122=1, var_125=3, var_128=2, var_132=5, var_135=7, var_138=6, var_13=0, var_142=4, var_152=0, var_165=7, var_168=8, var_173=9, var_17=4, var_182=10, var_22=0, var_238=1, var_265=255, var_317=1, var_320=3, var_323=2, var_32=1, var_36=0, var_6=0, var_85=1, var_87=10, var_97=2] [L363] SORT_3 state_71 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L364] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_119=3, mask_SORT_1=1, mask_SORT_21=255, mask_SORT_3=7, mask_SORT_5=15, var_100=3, var_103=6, var_104=4, var_115=5, var_11=8, var_122=1, var_125=3, var_128=2, var_132=5, var_135=7, var_138=6, var_13=0, var_142=4, var_152=0, var_165=7, var_168=8, var_173=9, var_17=4, var_182=10, var_22=0, var_238=1, var_265=255, var_317=1, var_320=3, var_323=2, var_32=1, var_36=0, var_6=0, var_85=1, var_87=10, var_97=2] [L364] SORT_3 state_73 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L365] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_119=3, mask_SORT_1=1, mask_SORT_21=255, mask_SORT_3=7, mask_SORT_5=15, var_100=3, var_103=6, var_104=4, var_115=5, var_11=8, var_122=1, var_125=3, var_128=2, var_132=5, var_135=7, var_138=6, var_13=0, var_142=4, var_152=0, var_165=7, var_168=8, var_173=9, var_17=4, var_182=10, var_22=0, var_238=1, var_265=255, var_317=1, var_320=3, var_323=2, var_32=1, var_36=0, var_6=0, var_85=1, var_87=10, var_97=2] [L365] SORT_3 state_75 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L366] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_119=3, mask_SORT_1=1, mask_SORT_21=255, mask_SORT_3=7, mask_SORT_5=15, var_100=3, var_103=6, var_104=4, var_115=5, var_11=8, var_122=1, var_125=3, var_128=2, var_132=5, var_135=7, var_138=6, var_13=0, var_142=4, var_152=0, var_165=7, var_168=8, var_173=9, var_17=4, var_182=10, var_22=0, var_238=1, var_265=255, var_317=1, var_320=3, var_323=2, var_32=1, var_36=0, var_6=0, var_85=1, var_87=10, var_97=2] [L366] SORT_3 state_77 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L368] SORT_5 init_8_arg_1 = var_6; [L369] state_7 = init_8_arg_1 [L370] SORT_3 init_15_arg_1 = var_13; [L371] state_14 = init_15_arg_1 [L372] SORT_21 init_24_arg_1 = var_22; [L373] state_23 = init_24_arg_1 [L374] SORT_21 init_26_arg_1 = var_22; [L375] state_25 = init_26_arg_1 [L376] SORT_1 init_38_arg_1 = var_36; [L377] state_37 = init_38_arg_1 [L378] SORT_1 init_40_arg_1 = var_36; [L379] state_39 = init_40_arg_1 [L380] SORT_1 init_42_arg_1 = var_36; [L381] state_41 = init_42_arg_1 [L382] SORT_1 init_44_arg_1 = var_36; [L383] state_43 = init_44_arg_1 [L384] SORT_1 init_46_arg_1 = var_36; [L385] state_45 = init_46_arg_1 [L386] SORT_1 init_48_arg_1 = var_36; [L387] state_47 = init_48_arg_1 [L388] SORT_1 init_50_arg_1 = var_36; [L389] state_49 = init_50_arg_1 [L390] SORT_1 init_52_arg_1 = var_36; [L391] state_51 = init_52_arg_1 [L392] SORT_1 init_54_arg_1 = var_36; [L393] state_53 = init_54_arg_1 [L394] SORT_1 init_56_arg_1 = var_36; [L395] state_55 = init_56_arg_1 [L396] SORT_1 init_58_arg_1 = var_36; [L397] state_57 = init_58_arg_1 [L398] SORT_1 init_60_arg_1 = var_36; [L399] state_59 = init_60_arg_1 [L400] SORT_1 init_62_arg_1 = var_36; [L401] state_61 = init_62_arg_1 [L402] SORT_1 init_64_arg_1 = var_36; [L403] state_63 = init_64_arg_1 [L404] SORT_1 init_66_arg_1 = var_36; [L405] state_65 = init_66_arg_1 [L406] SORT_1 init_68_arg_1 = var_36; [L407] state_67 = init_68_arg_1 [L408] SORT_1 init_70_arg_1 = var_36; [L409] state_69 = init_70_arg_1 [L410] SORT_3 init_72_arg_1 = var_13; [L411] state_71 = init_72_arg_1 [L412] SORT_3 init_74_arg_1 = var_13; [L413] state_73 = init_74_arg_1 [L414] SORT_3 init_76_arg_1 = var_13; [L415] state_75 = init_76_arg_1 [L416] SORT_3 init_78_arg_1 = var_13; [L417] state_77 = init_78_arg_1 VAL [mask_SORT_119=3, mask_SORT_1=1, mask_SORT_21=255, mask_SORT_3=7, mask_SORT_5=15, state_14=0, state_23=0, state_25=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_71=0, state_73=0, state_75=0, state_77=0, state_7=0, var_100=3, var_103=6, var_104=4, var_115=5, var_11=8, var_122=1, var_125=3, var_128=2, var_132=5, var_135=7, var_138=6, var_13=0, var_142=4, var_152=0, var_165=7, var_168=8, var_173=9, var_17=4, var_182=10, var_238=1, var_265=255, var_317=1, var_320=3, var_323=2, var_32=1, var_36=0, var_6=0, var_85=1, var_87=10, var_97=2] [L420] input_2 = __VERIFIER_nondet_uchar() [L421] input_4 = __VERIFIER_nondet_uchar() [L422] input_80 = __VERIFIER_nondet_uchar() [L423] input_82 = __VERIFIER_nondet_uchar() [L424] input_83 = __VERIFIER_nondet_uchar() [L425] input_84 = __VERIFIER_nondet_uchar() [L426] input_101 = __VERIFIER_nondet_uchar() [L427] input_102 = __VERIFIER_nondet_uchar() [L428] input_113 = __VERIFIER_nondet_uchar() [L429] input_114 = __VERIFIER_nondet_uchar() [L430] input_116 = __VERIFIER_nondet_uchar() [L431] input_117 = __VERIFIER_nondet_uchar() [L432] input_171 = __VERIFIER_nondet_uchar() [L433] input_172 = __VERIFIER_nondet_uchar() [L434] input_180 = __VERIFIER_nondet_uchar() [L435] input_181 = __VERIFIER_nondet_uchar() [L436] input_183 = __VERIFIER_nondet_uchar() [L437] input_184 = __VERIFIER_nondet_uchar() [L438] input_234 = __VERIFIER_nondet_uchar() [L439] input_254 = __VERIFIER_nondet_uchar() [L440] input_255 = __VERIFIER_nondet_uchar() [L441] input_256 = __VERIFIER_nondet_uchar() [L442] input_263 = __VERIFIER_nondet_uchar() [L443] input_264 = __VERIFIER_nondet_uchar() [L444] input_307 = __VERIFIER_nondet_uchar() [L445] input_313 = __VERIFIER_nondet_uchar() [L446] input_314 = __VERIFIER_nondet_uchar() [L447] input_315 = __VERIFIER_nondet_uchar() [L448] input_327 = __VERIFIER_nondet_uchar() [L449] input_337 = __VERIFIER_nondet_uchar() [L450] input_343 = __VERIFIER_nondet_uchar() [L451] input_348 = __VERIFIER_nondet_uchar() [L452] input_350 = __VERIFIER_nondet_uchar() [L453] input_360 = __VERIFIER_nondet_uchar() [L454] input_379 = __VERIFIER_nondet_uchar() [L455] input_385 = __VERIFIER_nondet_uchar() [L456] input_386 = __VERIFIER_nondet_uchar() [L457] input_387 = __VERIFIER_nondet_uchar() [L458] input_398 = __VERIFIER_nondet_uchar() [L459] input_403 = __VERIFIER_nondet_uchar() [L460] input_405 = __VERIFIER_nondet_uchar() [L461] input_415 = __VERIFIER_nondet_uchar() [L462] input_434 = __VERIFIER_nondet_uchar() [L463] input_440 = __VERIFIER_nondet_uchar() [L464] input_441 = __VERIFIER_nondet_uchar() [L465] input_442 = __VERIFIER_nondet_uchar() [L466] input_453 = __VERIFIER_nondet_uchar() [L467] input_458 = __VERIFIER_nondet_uchar() [L468] input_460 = __VERIFIER_nondet_uchar() [L469] input_470 = __VERIFIER_nondet_uchar() [L470] input_489 = __VERIFIER_nondet_uchar() [L471] input_495 = __VERIFIER_nondet_uchar() [L472] input_496 = __VERIFIER_nondet_uchar() [L473] input_497 = __VERIFIER_nondet_uchar() [L474] input_508 = __VERIFIER_nondet_uchar() [L475] input_513 = __VERIFIER_nondet_uchar() [L476] input_515 = __VERIFIER_nondet_uchar() [L477] input_525 = __VERIFIER_nondet_uchar() [L478] input_544 = __VERIFIER_nondet_uchar() [L479] input_548 = __VERIFIER_nondet_uchar() [L480] input_549 = __VERIFIER_nondet_uchar() [L481] input_550 = __VERIFIER_nondet_uchar() [L482] input_560 = __VERIFIER_nondet_uchar() [L483] input_585 = __VERIFIER_nondet_uchar() [L484] input_588 = __VERIFIER_nondet_uchar() [L485] input_598 = __VERIFIER_nondet_uchar() [L486] input_623 = __VERIFIER_nondet_uchar() [L487] input_627 = __VERIFIER_nondet_uchar() [L488] input_628 = __VERIFIER_nondet_uchar() [L489] input_629 = __VERIFIER_nondet_uchar() [L490] input_630 = __VERIFIER_nondet_uchar() [L491] input_638 = __VERIFIER_nondet_uchar() [L492] input_642 = __VERIFIER_nondet_uchar() [L493] input_666 = __VERIFIER_nondet_uchar() [L494] input_670 = __VERIFIER_nondet_uchar() [L495] input_673 = __VERIFIER_nondet_uchar() [L496] input_681 = __VERIFIER_nondet_uchar() [L497] input_685 = __VERIFIER_nondet_uchar() [L498] input_709 = __VERIFIER_nondet_uchar() [L499] input_713 = __VERIFIER_nondet_uchar() [L500] input_718 = __VERIFIER_nondet_uchar() [L501] input_727 = __VERIFIER_nondet_uchar() [L502] input_728 = __VERIFIER_nondet_uchar() [L503] input_729 = __VERIFIER_nondet_uchar() [L504] input_739 = __VERIFIER_nondet_uchar() [L505] input_764 = __VERIFIER_nondet_uchar() [L506] input_767 = __VERIFIER_nondet_uchar() [L507] input_777 = __VERIFIER_nondet_uchar() [L508] input_802 = __VERIFIER_nondet_uchar() [L509] input_804 = __VERIFIER_nondet_uchar() [L510] input_805 = __VERIFIER_nondet_uchar() [L511] input_806 = __VERIFIER_nondet_uchar() [L512] input_807 = __VERIFIER_nondet_uchar() [L513] input_808 = __VERIFIER_nondet_uchar() [L514] input_809 = __VERIFIER_nondet_uchar() [L515] input_810 = __VERIFIER_nondet_uchar() [L516] input_818 = __VERIFIER_nondet_uchar() [L517] input_828 = __VERIFIER_nondet_uchar() [L518] input_833 = __VERIFIER_nondet_uchar() [L519] input_860 = __VERIFIER_nondet_uchar() [L520] input_863 = __VERIFIER_nondet_uchar() [L521] input_864 = __VERIFIER_nondet_uchar() [L522] input_875 = __VERIFIER_nondet_uchar() [L523] input_902 = __VERIFIER_nondet_uchar() [L524] input_907 = __VERIFIER_nondet_uchar() [L525] input_919 = __VERIFIER_nondet_uchar() [L526] input_923 = __VERIFIER_nondet_uchar() [L527] input_945 = __VERIFIER_nondet_uchar() [L528] input_949 = __VERIFIER_nondet_uchar() [L529] input_950 = __VERIFIER_nondet_uchar() [L530] input_970 = __VERIFIER_nondet_uchar() [L531] input_974 = __VERIFIER_nondet_uchar() [L532] input_979 = __VERIFIER_nondet_uchar() [L533] input_988 = __VERIFIER_nondet_uchar() [L534] input_1010 = __VERIFIER_nondet_uchar() [L535] input_1012 = __VERIFIER_nondet_uchar() [L536] input_1013 = __VERIFIER_nondet_uchar() [L537] input_1014 = __VERIFIER_nondet_uchar() [L538] input_1037 = __VERIFIER_nondet_uchar() [L539] input_1042 = __VERIFIER_nondet_uchar() [L540] input_1054 = __VERIFIER_nondet_uchar() [L541] input_1058 = __VERIFIER_nondet_uchar() [L542] input_1080 = __VERIFIER_nondet_uchar() [L543] input_1084 = __VERIFIER_nondet_uchar() [L544] input_1085 = __VERIFIER_nondet_uchar() [L545] input_1105 = __VERIFIER_nondet_uchar() [L546] input_1109 = __VERIFIER_nondet_uchar() [L547] input_1114 = __VERIFIER_nondet_uchar() [L548] input_1123 = __VERIFIER_nondet_uchar() [L549] input_1145 = __VERIFIER_nondet_uchar() [L550] input_1147 = __VERIFIER_nondet_uchar() [L551] input_1148 = __VERIFIER_nondet_uchar() [L552] input_1149 = __VERIFIER_nondet_uchar() [L553] input_1172 = __VERIFIER_nondet_uchar() [L554] input_1177 = __VERIFIER_nondet_uchar() [L555] input_1189 = __VERIFIER_nondet_uchar() [L556] input_1193 = __VERIFIER_nondet_uchar() [L557] input_1215 = __VERIFIER_nondet_uchar() [L558] input_1219 = __VERIFIER_nondet_uchar() [L559] input_1220 = __VERIFIER_nondet_uchar() [L560] input_1240 = __VERIFIER_nondet_uchar() [L561] input_1244 = __VERIFIER_nondet_uchar() [L562] input_1249 = __VERIFIER_nondet_uchar() [L563] input_1258 = __VERIFIER_nondet_uchar() [L564] input_1280 = __VERIFIER_nondet_uchar() [L565] input_1282 = __VERIFIER_nondet_uchar() [L566] input_1283 = __VERIFIER_nondet_uchar() [L567] input_1284 = __VERIFIER_nondet_uchar() [L568] input_1307 = __VERIFIER_nondet_uchar() [L569] input_1312 = __VERIFIER_nondet_uchar() [L570] input_1324 = __VERIFIER_nondet_uchar() [L571] input_1328 = __VERIFIER_nondet_uchar() [L572] input_1350 = __VERIFIER_nondet_uchar() [L573] input_1354 = __VERIFIER_nondet_uchar() [L574] input_1355 = __VERIFIER_nondet_uchar() [L575] input_1375 = __VERIFIER_nondet_uchar() [L576] input_1379 = __VERIFIER_nondet_uchar() [L577] input_1384 = __VERIFIER_nondet_uchar() [L578] input_1393 = __VERIFIER_nondet_uchar() [L579] input_1415 = __VERIFIER_nondet_uchar() [L580] input_1417 = __VERIFIER_nondet_uchar() [L581] input_1418 = __VERIFIER_nondet_uchar() [L582] input_1419 = __VERIFIER_nondet_uchar() [L583] input_1442 = __VERIFIER_nondet_uchar() [L584] input_1447 = __VERIFIER_nondet_uchar() [L585] input_1459 = __VERIFIER_nondet_uchar() [L586] input_1463 = __VERIFIER_nondet_uchar() [L587] input_1485 = __VERIFIER_nondet_uchar() [L588] input_1489 = __VERIFIER_nondet_uchar() [L589] input_1490 = __VERIFIER_nondet_uchar() [L590] input_1510 = __VERIFIER_nondet_uchar() [L591] input_1514 = __VERIFIER_nondet_uchar() [L592] input_1519 = __VERIFIER_nondet_uchar() [L593] input_1528 = __VERIFIER_nondet_uchar() [L594] input_1550 = __VERIFIER_nondet_uchar() [L595] input_1552 = __VERIFIER_nondet_uchar() [L596] input_1553 = __VERIFIER_nondet_uchar() [L597] input_1554 = __VERIFIER_nondet_uchar() [L598] input_1577 = __VERIFIER_nondet_uchar() [L599] input_1582 = __VERIFIER_nondet_uchar() [L600] input_1594 = __VERIFIER_nondet_uchar() [L601] input_1598 = __VERIFIER_nondet_uchar() [L602] input_1620 = __VERIFIER_nondet_uchar() [L603] input_1624 = __VERIFIER_nondet_uchar() [L604] input_1625 = __VERIFIER_nondet_uchar() [L605] input_1645 = __VERIFIER_nondet_uchar() [L606] input_1649 = __VERIFIER_nondet_uchar() [L607] input_1654 = __VERIFIER_nondet_uchar() [L608] input_1663 = __VERIFIER_nondet_uchar() [L609] input_1685 = __VERIFIER_nondet_uchar() [L610] input_1687 = __VERIFIER_nondet_uchar() [L611] input_1688 = __VERIFIER_nondet_uchar() [L612] input_1689 = __VERIFIER_nondet_uchar() [L613] input_1712 = __VERIFIER_nondet_uchar() [L614] input_1717 = __VERIFIER_nondet_uchar() [L615] input_1729 = __VERIFIER_nondet_uchar() [L616] input_1733 = __VERIFIER_nondet_uchar() [L617] input_1755 = __VERIFIER_nondet_uchar() [L618] input_1759 = __VERIFIER_nondet_uchar() [L619] input_1760 = __VERIFIER_nondet_uchar() [L620] input_1780 = __VERIFIER_nondet_uchar() [L621] input_1784 = __VERIFIER_nondet_uchar() [L622] input_1789 = __VERIFIER_nondet_uchar() [L623] input_1798 = __VERIFIER_nondet_uchar() [L624] input_1820 = __VERIFIER_nondet_uchar() [L625] input_1822 = __VERIFIER_nondet_uchar() [L626] input_1823 = __VERIFIER_nondet_uchar() [L627] input_1824 = __VERIFIER_nondet_uchar() [L628] input_1847 = __VERIFIER_nondet_uchar() [L629] input_1852 = __VERIFIER_nondet_uchar() [L630] input_1864 = __VERIFIER_nondet_uchar() [L631] input_1868 = __VERIFIER_nondet_uchar() [L632] input_1875 = __VERIFIER_nondet_uchar() [L633] input_1876 = __VERIFIER_nondet_uchar() [L634] input_1877 = __VERIFIER_nondet_uchar() [L635] input_1890 = __VERIFIER_nondet_uchar() [L636] input_1895 = __VERIFIER_nondet_uchar() [L637] input_1916 = __VERIFIER_nondet_uchar() [L638] input_1920 = __VERIFIER_nondet_uchar() [L639] input_1921 = __VERIFIER_nondet_uchar() [L640] input_1922 = __VERIFIER_nondet_uchar() [L641] input_1933 = __VERIFIER_nondet_uchar() [L642] input_1938 = __VERIFIER_nondet_uchar() [L643] input_1959 = __VERIFIER_nondet_uchar() [L644] input_1963 = __VERIFIER_nondet_uchar() [L645] input_1964 = __VERIFIER_nondet_uchar() [L646] input_1965 = __VERIFIER_nondet_uchar() [L647] input_1976 = __VERIFIER_nondet_uchar() [L648] input_1981 = __VERIFIER_nondet_uchar() [L649] input_2002 = __VERIFIER_nondet_uchar() [L650] input_2006 = __VERIFIER_nondet_uchar() [L651] input_2007 = __VERIFIER_nondet_uchar() [L652] input_2008 = __VERIFIER_nondet_uchar() [L653] input_2019 = __VERIFIER_nondet_uchar() [L654] input_2024 = __VERIFIER_nondet_uchar() [L655] input_2045 = __VERIFIER_nondet_uchar() [L656] input_2050 = __VERIFIER_nondet_uchar() [L657] input_2085 = __VERIFIER_nondet_uchar() [L658] input_2086 = __VERIFIER_nondet_uchar() [L659] input_2087 = __VERIFIER_nondet_uchar() [L660] input_2088 = __VERIFIER_nondet_uchar() [L661] input_2089 = __VERIFIER_nondet_uchar() [L662] input_2090 = __VERIFIER_nondet_uchar() [L663] input_2091 = __VERIFIER_nondet_uchar() [L664] input_2092 = __VERIFIER_nondet_uchar() [L665] input_2093 = __VERIFIER_nondet_uchar() [L666] input_2097 = __VERIFIER_nondet_uchar() [L667] input_2105 = __VERIFIER_nondet_uchar() [L668] input_2108 = __VERIFIER_nondet_uchar() [L669] input_2122 = __VERIFIER_nondet_uchar() [L670] input_2123 = __VERIFIER_nondet_uchar() [L671] input_2127 = __VERIFIER_nondet_uchar() [L672] input_2141 = __VERIFIER_nondet_uchar() [L673] input_2142 = __VERIFIER_nondet_uchar() [L674] input_2146 = __VERIFIER_nondet_uchar() [L675] input_2160 = __VERIFIER_nondet_uchar() [L676] input_2163 = __VERIFIER_nondet_uchar() [L677] input_2177 = __VERIFIER_nondet_uchar() [L678] input_2180 = __VERIFIER_nondet_uchar() [L679] input_2194 = __VERIFIER_nondet_uchar() [L680] input_2197 = __VERIFIER_nondet_uchar() [L681] input_2211 = __VERIFIER_nondet_uchar() [L682] input_2214 = __VERIFIER_nondet_uchar() [L683] input_2231 = __VERIFIER_nondet_uchar() [L684] input_2234 = __VERIFIER_nondet_uchar() [L687] SORT_5 var_10_arg_0 = state_7; VAL [mask_SORT_119=3, mask_SORT_1=1, mask_SORT_21=255, mask_SORT_3=7, mask_SORT_5=15, state_14=0, state_23=0, state_25=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_71=0, state_73=0, state_75=0, state_77=0, state_7=0, var_100=3, var_103=6, var_104=4, var_10_arg_0=0, var_115=5, var_11=8, var_122=1, var_125=3, var_128=2, var_132=5, var_135=7, var_138=6, var_13=0, var_142=4, var_152=0, var_165=7, var_168=8, var_173=9, var_17=4, var_182=10, var_238=1, var_265=255, var_317=1, var_320=3, var_323=2, var_32=1, var_36=0, var_6=0, var_85=1, var_87=10, var_97=2] [L688] EXPR var_10_arg_0 & mask_SORT_5 VAL [mask_SORT_119=3, mask_SORT_1=1, mask_SORT_21=255, mask_SORT_3=7, mask_SORT_5=15, state_14=0, state_23=0, state_25=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_71=0, state_73=0, state_75=0, state_77=0, state_7=0, var_100=3, var_103=6, var_104=4, var_115=5, var_11=8, var_122=1, var_125=3, var_128=2, var_132=5, var_135=7, var_138=6, var_13=0, var_142=4, var_152=0, var_165=7, var_168=8, var_173=9, var_17=4, var_182=10, var_238=1, var_265=255, var_317=1, var_320=3, var_323=2, var_32=1, var_36=0, var_6=0, var_85=1, var_87=10, var_97=2] [L688] var_10_arg_0 = var_10_arg_0 & mask_SORT_5 [L689] SORT_9 var_10 = var_10_arg_0; [L690] SORT_9 var_12_arg_0 = var_10; [L691] SORT_9 var_12_arg_1 = var_11; [L692] SORT_1 var_12 = var_12_arg_0 == var_12_arg_1; [L693] SORT_3 var_16_arg_0 = state_14; VAL [mask_SORT_119=3, mask_SORT_1=1, mask_SORT_21=255, mask_SORT_3=7, mask_SORT_5=15, state_14=0, state_23=0, state_25=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_71=0, state_73=0, state_75=0, state_77=0, state_7=0, var_100=3, var_103=6, var_104=4, var_115=5, var_11=8, var_122=1, var_125=3, var_128=2, var_12=0, var_132=5, var_135=7, var_138=6, var_13=0, var_142=4, var_152=0, var_165=7, var_168=8, var_16_arg_0=0, var_173=9, var_17=4, var_182=10, var_238=1, var_265=255, var_317=1, var_320=3, var_323=2, var_32=1, var_36=0, var_6=0, var_85=1, var_87=10, var_97=2] [L694] EXPR var_16_arg_0 & mask_SORT_3 VAL [mask_SORT_119=3, mask_SORT_1=1, mask_SORT_21=255, mask_SORT_3=7, mask_SORT_5=15, state_14=0, state_23=0, state_25=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_71=0, state_73=0, state_75=0, state_77=0, state_7=0, var_100=3, var_103=6, var_104=4, var_115=5, var_11=8, var_122=1, var_125=3, var_128=2, var_12=0, var_132=5, var_135=7, var_138=6, var_13=0, var_142=4, var_152=0, var_165=7, var_168=8, var_173=9, var_17=4, var_182=10, var_238=1, var_265=255, var_317=1, var_320=3, var_323=2, var_32=1, var_36=0, var_6=0, var_85=1, var_87=10, var_97=2] [L694] var_16_arg_0 = var_16_arg_0 & mask_SORT_3 [L695] SORT_9 var_16 = var_16_arg_0; [L696] SORT_9 var_18_arg_0 = var_16; [L697] SORT_9 var_18_arg_1 = var_17; [L698] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L699] SORT_1 var_19_arg_0 = var_12; [L700] SORT_1 var_19_arg_1 = var_18; VAL [mask_SORT_119=3, mask_SORT_1=1, mask_SORT_21=255, mask_SORT_3=7, mask_SORT_5=15, state_14=0, state_23=0, state_25=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_71=0, state_73=0, state_75=0, state_77=0, state_7=0, var_100=3, var_103=6, var_104=4, var_115=5, var_11=8, var_122=1, var_125=3, var_128=2, var_132=5, var_135=7, var_138=6, var_13=0, var_142=4, var_152=0, var_165=7, var_168=8, var_173=9, var_17=4, var_182=10, var_19_arg_0=0, var_19_arg_1=0, var_238=1, var_265=255, var_317=1, var_320=3, var_323=2, var_32=1, var_36=0, var_6=0, var_85=1, var_87=10, var_97=2] [L701] EXPR var_19_arg_0 & var_19_arg_1 VAL [mask_SORT_119=3, mask_SORT_1=1, mask_SORT_21=255, mask_SORT_3=7, mask_SORT_5=15, state_14=0, state_23=0, state_25=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_71=0, state_73=0, state_75=0, state_77=0, state_7=0, var_100=3, var_103=6, var_104=4, var_115=5, var_11=8, var_122=1, var_125=3, var_128=2, var_132=5, var_135=7, var_138=6, var_13=0, var_142=4, var_152=0, var_165=7, var_168=8, var_173=9, var_17=4, var_182=10, var_238=1, var_265=255, var_317=1, var_320=3, var_323=2, var_32=1, var_36=0, var_6=0, var_85=1, var_87=10, var_97=2] [L701] SORT_1 var_19 = var_19_arg_0 & var_19_arg_1; [L702] SORT_1 var_20_arg_0 = var_19; [L703] SORT_1 var_20 = ~var_20_arg_0; [L704] SORT_21 var_27_arg_0 = state_23; [L705] SORT_21 var_27_arg_1 = state_25; [L706] SORT_1 var_27 = var_27_arg_0 == var_27_arg_1; [L707] SORT_1 var_28_arg_0 = var_27; [L708] SORT_1 var_28 = ~var_28_arg_0; [L709] SORT_1 var_29_arg_0 = var_20; [L710] SORT_1 var_29_arg_1 = var_28; VAL [mask_SORT_119=3, mask_SORT_1=1, mask_SORT_21=255, mask_SORT_3=7, mask_SORT_5=15, state_14=0, state_23=0, state_25=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_71=0, state_73=0, state_75=0, state_77=0, state_7=0, var_100=3, var_103=6, var_104=4, var_115=5, var_11=8, var_122=1, var_125=3, var_128=2, var_132=5, var_135=7, var_138=6, var_13=0, var_142=4, var_152=0, var_165=7, var_168=8, var_173=9, var_17=4, var_182=10, var_238=1, var_265=255, var_29_arg_0=-1, var_29_arg_1=-2, var_317=1, var_320=3, var_323=2, var_32=1, var_36=0, var_6=0, var_85=1, var_87=10, var_97=2] [L711] EXPR var_29_arg_0 | var_29_arg_1 VAL [mask_SORT_119=3, mask_SORT_1=1, mask_SORT_21=255, mask_SORT_3=7, mask_SORT_5=15, state_14=0, state_23=0, state_25=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_71=0, state_73=0, state_75=0, state_77=0, state_7=0, var_100=3, var_103=6, var_104=4, var_115=5, var_11=8, var_122=1, var_125=3, var_128=2, var_132=5, var_135=7, var_138=6, var_13=0, var_142=4, var_152=0, var_165=7, var_168=8, var_173=9, var_17=4, var_182=10, var_238=1, var_265=255, var_317=1, var_320=3, var_323=2, var_32=1, var_36=0, var_6=0, var_85=1, var_87=10, var_97=2] [L711] SORT_1 var_29 = var_29_arg_0 | var_29_arg_1; [L712] SORT_1 var_33_arg_0 = var_29; [L713] SORT_1 var_33 = ~var_33_arg_0; [L714] SORT_1 var_34_arg_0 = var_32; [L715] SORT_1 var_34_arg_1 = var_33; VAL [mask_SORT_119=3, mask_SORT_1=1, mask_SORT_21=255, mask_SORT_3=7, mask_SORT_5=15, state_14=0, state_23=0, state_25=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_71=0, state_73=0, state_75=0, state_77=0, state_7=0, var_100=3, var_103=6, var_104=4, var_115=5, var_11=8, var_122=1, var_125=3, var_128=2, var_132=5, var_135=7, var_138=6, var_13=0, var_142=4, var_152=0, var_165=7, var_168=8, var_173=9, var_17=4, var_182=10, var_238=1, var_265=255, var_317=1, var_320=3, var_323=2, var_32=1, var_34_arg_0=1, var_34_arg_1=-1, var_36=0, var_6=0, var_85=1, var_87=10, var_97=2] [L716] EXPR var_34_arg_0 & var_34_arg_1 VAL [mask_SORT_119=3, mask_SORT_1=1, mask_SORT_21=255, mask_SORT_3=7, mask_SORT_5=15, state_14=0, state_23=0, state_25=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_71=0, state_73=0, state_75=0, state_77=0, state_7=0, var_100=3, var_103=6, var_104=4, var_115=5, var_11=8, var_122=1, var_125=3, var_128=2, var_132=5, var_135=7, var_138=6, var_13=0, var_142=4, var_152=0, var_165=7, var_168=8, var_173=9, var_17=4, var_182=10, var_238=1, var_265=255, var_317=1, var_320=3, var_323=2, var_32=1, var_36=0, var_6=0, var_85=1, var_87=10, var_97=2] [L716] SORT_1 var_34 = var_34_arg_0 & var_34_arg_1; [L717] EXPR var_34 & mask_SORT_1 VAL [mask_SORT_119=3, mask_SORT_1=1, mask_SORT_21=255, mask_SORT_3=7, mask_SORT_5=15, state_14=0, state_23=0, state_25=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_71=0, state_73=0, state_75=0, state_77=0, state_7=0, var_100=3, var_103=6, var_104=4, var_115=5, var_11=8, var_122=1, var_125=3, var_128=2, var_132=5, var_135=7, var_138=6, var_13=0, var_142=4, var_152=0, var_165=7, var_168=8, var_173=9, var_17=4, var_182=10, var_238=1, var_265=255, var_317=1, var_320=3, var_323=2, var_32=1, var_36=0, var_6=0, var_85=1, var_87=10, var_97=2] [L717] var_34 = var_34 & mask_SORT_1 [L718] SORT_1 bad_35_arg_0 = var_34; [L719] CALL __VERIFIER_assert(!(bad_35_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 2803 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 8.4s, OverallIterations: 9, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 26977 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 26977 mSDsluCounter, 142387 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 108865 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 404 IncrementalHoareTripleChecker+Invalid, 409 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 33522 mSDtfsCounter, 404 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 59 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2824occurred in iteration=7, InterpolantAutomatonStates: 47, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 8 MinimizatonAttempts, 2078 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 3.3s InterpolantComputationTime, 620 NumberOfCodeBlocks, 620 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 541 ConstructedInterpolants, 0 QuantifiedInterpolants, 1364 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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 22:52:58,200 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.h_RCU.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 989167cdc6f1f9ae68f3806482f28467b7e8438651a9e2428c202dcc566124fd --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-12 22:53:00,717 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-12 22:53:00,809 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-10-12 22:53:00,815 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-12 22:53:00,815 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-12 22:53:00,841 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-12 22:53:00,842 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-12 22:53:00,842 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-12 22:53:00,843 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-12 22:53:00,843 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-12 22:53:00,844 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-12 22:53:00,844 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-12 22:53:00,845 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-12 22:53:00,845 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-12 22:53:00,845 INFO L153 SettingsManager]: * Use SBE=true [2024-10-12 22:53:00,846 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-12 22:53:00,846 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-12 22:53:00,846 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-12 22:53:00,847 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-12 22:53:00,847 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-12 22:53:00,850 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-12 22:53:00,851 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-12 22:53:00,851 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-12 22:53:00,851 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-12 22:53:00,852 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-12 22:53:00,852 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-12 22:53:00,852 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-12 22:53:00,852 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-12 22:53:00,853 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-12 22:53:00,853 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-12 22:53:00,853 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-12 22:53:00,853 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-12 22:53:00,853 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-12 22:53:00,854 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-12 22:53:00,854 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-12 22:53:00,856 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-12 22:53:00,857 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-12 22:53:00,858 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-12 22:53:00,858 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-12 22:53:00,858 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-12 22:53:00,858 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-12 22:53:00,858 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-12 22:53:00,859 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 989167cdc6f1f9ae68f3806482f28467b7e8438651a9e2428c202dcc566124fd [2024-10-12 22:53:01,199 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-12 22:53:01,224 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-12 22:53:01,227 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-12 22:53:01,228 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-12 22:53:01,228 INFO L274 PluginConnector]: CDTParser initialized [2024-10-12 22:53:01,230 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_RCU.c [2024-10-12 22:53:02,798 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-12 22:53:03,266 INFO L384 CDTParser]: Found 1 translation units. [2024-10-12 22:53:03,267 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_RCU.c [2024-10-12 22:53:03,298 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a72e5fa5e/f5a1e40214ea4d3884b3f3ca77d56592/FLAG12baf1852 [2024-10-12 22:53:03,317 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a72e5fa5e/f5a1e40214ea4d3884b3f3ca77d56592 [2024-10-12 22:53:03,321 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-12 22:53:03,323 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-12 22:53:03,325 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-12 22:53:03,326 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-12 22:53:03,331 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-12 22:53:03,332 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 10:53:03" (1/1) ... [2024-10-12 22:53:03,335 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e6257d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:53:03, skipping insertion in model container [2024-10-12 22:53:03,335 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 10:53:03" (1/1) ... [2024-10-12 22:53:03,461 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-12 22:53:03,788 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.h_RCU.c[1245,1258] [2024-10-12 22:53:04,519 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 22:53:04,536 INFO L200 MainTranslator]: Completed pre-run [2024-10-12 22:53:04,546 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.h_RCU.c[1245,1258] [2024-10-12 22:53:04,999 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 22:53:05,021 INFO L204 MainTranslator]: Completed translation [2024-10-12 22:53:05,022 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:53:05 WrapperNode [2024-10-12 22:53:05,022 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-12 22:53:05,023 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-12 22:53:05,023 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-12 22:53:05,023 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-12 22:53:05,031 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:53:05" (1/1) ... [2024-10-12 22:53:05,239 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:53:05" (1/1) ... [2024-10-12 22:53:05,572 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 8042 [2024-10-12 22:53:05,572 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-12 22:53:05,573 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-12 22:53:05,573 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-12 22:53:05,573 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-12 22:53:05,584 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:53:05" (1/1) ... [2024-10-12 22:53:05,584 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:53:05" (1/1) ... [2024-10-12 22:53:05,640 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:53:05" (1/1) ... [2024-10-12 22:53:05,777 INFO L175 MemorySlicer]: Split 10 memory accesses to 2 slices as follows [2, 8]. 80 percent of accesses are in the largest equivalence class. The 10 initializations are split as follows [2, 8]. The 0 writes are split as follows [0, 0]. [2024-10-12 22:53:05,777 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:53:05" (1/1) ... [2024-10-12 22:53:05,778 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:53:05" (1/1) ... [2024-10-12 22:53:05,883 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:53:05" (1/1) ... [2024-10-12 22:53:05,910 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:53:05" (1/1) ... [2024-10-12 22:53:05,935 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:53:05" (1/1) ... [2024-10-12 22:53:05,961 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:53:05" (1/1) ... [2024-10-12 22:53:06,016 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-12 22:53:06,019 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-12 22:53:06,019 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-12 22:53:06,019 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-12 22:53:06,019 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:53:05" (1/1) ... [2024-10-12 22:53:06,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-12 22:53:06,038 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 22:53:06,054 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 22:53:06,060 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 22:53:06,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-12 22:53:06,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-12 22:53:06,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-10-12 22:53:06,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-12 22:53:06,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-12 22:53:07,130 INFO L238 CfgBuilder]: Building ICFG [2024-10-12 22:53:07,133 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-12 22:53:14,979 INFO L? ?]: Removed 330 outVars from TransFormulas that were not future-live. [2024-10-12 22:53:14,981 INFO L287 CfgBuilder]: Performing block encoding [2024-10-12 22:53:15,216 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-12 22:53:15,216 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-12 22:53:15,217 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 10:53:15 BoogieIcfgContainer [2024-10-12 22:53:15,217 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-12 22:53:15,219 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-12 22:53:15,219 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-12 22:53:15,222 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-12 22:53:15,222 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 10:53:03" (1/3) ... [2024-10-12 22:53:15,224 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5730223b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 10:53:15, skipping insertion in model container [2024-10-12 22:53:15,224 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:53:05" (2/3) ... [2024-10-12 22:53:15,225 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5730223b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 10:53:15, skipping insertion in model container [2024-10-12 22:53:15,225 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 10:53:15" (3/3) ... [2024-10-12 22:53:15,226 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.h_RCU.c [2024-10-12 22:53:15,242 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-12 22:53:15,242 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-12 22:53:15,299 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-12 22:53:15,304 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;@75b6a4db, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-12 22:53:15,305 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-12 22:53:15,308 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 22:53:15,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-10-12 22:53:15,312 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 22:53:15,312 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-10-12 22:53:15,313 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 22:53:15,317 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 22:53:15,317 INFO L85 PathProgramCache]: Analyzing trace with hash 1614770, now seen corresponding path program 1 times [2024-10-12 22:53:15,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-12 22:53:15,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [449659791] [2024-10-12 22:53:15,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 22:53:15,328 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 22:53:15,328 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-12 22:53:15,331 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 22:53:15,333 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 22:53:16,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 22:53:16,667 INFO L255 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-10-12 22:53:16,695 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 22:53:16,858 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 22:53:16,859 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-12 22:53:16,859 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-12 22:53:16,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [449659791] [2024-10-12 22:53:16,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [449659791] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 22:53:16,860 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 22:53:16,861 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-12 22:53:16,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [227420451] [2024-10-12 22:53:16,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 22:53:16,867 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-12 22:53:16,868 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-12 22:53:16,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-12 22:53:16,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-12 22:53:16,894 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 22:53:17,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 22:53:17,255 INFO L93 Difference]: Finished difference Result 15 states and 20 transitions. [2024-10-12 22:53:17,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 22:53:17,258 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 22:53:17,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 22:53:17,265 INFO L225 Difference]: With dead ends: 15 [2024-10-12 22:53:17,265 INFO L226 Difference]: Without dead ends: 9 [2024-10-12 22:53:17,268 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-12 22:53:17,271 INFO L432 NwaCegarLoop]: 2 mSDtfsCounter, 2 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s 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, 0.3s IncrementalHoareTripleChecker+Time [2024-10-12 22:53:17,272 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 6 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-12 22:53:17,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2024-10-12 22:53:17,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2024-10-12 22:53:17,294 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 22:53:17,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2024-10-12 22:53:17,295 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 8 transitions. Word has length 4 [2024-10-12 22:53:17,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 22:53:17,296 INFO L471 AbstractCegarLoop]: Abstraction has 8 states and 8 transitions. [2024-10-12 22:53:17,296 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 22:53:17,297 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2024-10-12 22:53:17,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-10-12 22:53:17,297 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 22:53:17,297 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2024-10-12 22:53:17,306 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 22:53:17,502 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 22:53:17,502 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 22:53:17,503 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 22:53:17,503 INFO L85 PathProgramCache]: Analyzing trace with hash 865745430, now seen corresponding path program 1 times [2024-10-12 22:53:17,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-12 22:53:17,505 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [204787583] [2024-10-12 22:53:17,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 22:53:17,506 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 22:53:17,506 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-12 22:53:17,509 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 22:53:17,510 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 22:53:19,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 22:53:19,500 INFO L255 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-10-12 22:53:19,545 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 22:53:19,899 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 22:53:19,900 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-12 22:53:28,905 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|))) (or (forall ((|v_ULTIMATE.start_main_~var_29_arg_1~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_19_arg_0~0#1_16| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_34_arg_0~0#1_16| (_ BitVec 8))) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_29_arg_1~0#1_16|) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv1 32) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_19_arg_0~0#1_16|))))))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_34_arg_0~0#1_16|)))))))) (let ((.cse29 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_7~0#1|)) (.cse30 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_14~0#1|))) (let ((.cse7 (forall ((|ULTIMATE.start_main_~input_4~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~mask_SORT_3~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_238~0#1| (_ BitVec 32))) (let ((.cse31 ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_3~0#1|))) (or (not (bvuge ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~input_4~0#1|) .cse31))) |c_ULTIMATE.start_main_~var_17~0#1|)) (not (= ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse30 .cse31))) |ULTIMATE.start_main_~var_238~0#1|))))))))))) .cse31))) |c_ULTIMATE.start_main_~var_17~0#1|)))))) (.cse8 (= ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_97~0#1|) .cse29)) (.cse5 (= ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_182~0#1|) .cse29)) (.cse22 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_13~0#1|)))))))))) (.cse26 (= (_ bv0 8) ((_ extract 7 0) (bvand .cse0 (_ bv1 32))))) (.cse3 (= ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_165~0#1|) .cse29)) (.cse25 ((_ zero_extend 24) ((_ extract 7 0) .cse30)))) (let ((.cse1 (= .cse29 ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_115~0#1|))) (.cse2 (forall ((|ULTIMATE.start_main_~input_4~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~mask_SORT_3~0#1| (_ BitVec 8))) (let ((.cse28 ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_3~0#1|))) (or (not (= ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse25 .cse28))) |c_ULTIMATE.start_main_~var_17~0#1|)) (bvuge ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~input_4~0#1|) .cse28))) |c_ULTIMATE.start_main_~var_17~0#1|))))) (.cse12 (not .cse3)) (.cse10 (or (forall ((|ULTIMATE.start_main_~input_4~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~mask_SORT_3~0#1| (_ BitVec 8))) (let ((.cse27 ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_3~0#1|))) (or (not (bvuge ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~input_4~0#1|) .cse27))) |c_ULTIMATE.start_main_~var_17~0#1|)) (not (= ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse22 .cse27))) |c_ULTIMATE.start_main_~var_17~0#1|))))) .cse26)) (.cse13 (not .cse5)) (.cse6 (not .cse8)) (.cse15 (or .cse7 .cse26)) (.cse16 (not .cse26))) (and (or (not .cse1) (let ((.cse11 (or .cse7 .cse16))) (let ((.cse4 (or .cse13 (let ((.cse14 (and .cse15 .cse11))) (and (or .cse14 .cse6) (or .cse14 .cse8)))))) (and .cse2 (or .cse3 (and .cse4 (or .cse5 (and (or .cse6 .cse7) (or .cse8 .cse7))))) (or (and (or .cse5 (let ((.cse9 (and .cse10 .cse11))) (and (or .cse8 .cse9) (or .cse6 .cse9)))) .cse4) .cse12))))) (or .cse1 (let ((.cse17 (forall ((|ULTIMATE.start_main_~input_4~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~mask_SORT_3~0#1| (_ BitVec 8))) (let ((.cse24 ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_3~0#1|))) (or (not (bvuge ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~input_4~0#1|) .cse24))) |c_ULTIMATE.start_main_~var_17~0#1|)) (not (= ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse25)))))))) .cse24))) |c_ULTIMATE.start_main_~var_17~0#1|))))))) (let ((.cse20 (or .cse16 .cse17)) (.cse21 (forall ((|ULTIMATE.start_main_~input_4~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~mask_SORT_3~0#1| (_ BitVec 8))) (let ((.cse23 ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_3~0#1|))) (or (not (= |c_ULTIMATE.start_main_~var_17~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) .cse22)) .cse23))))) (not (bvuge ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~input_4~0#1|) .cse23))) |c_ULTIMATE.start_main_~var_17~0#1|))))))) (let ((.cse19 (or .cse13 (and (or .cse8 (and .cse15 .cse20)) (or .cse6 (and .cse15 (or .cse21 .cse16)))))) (.cse18 (or .cse6 .cse21))) (and .cse2 (or .cse3 (and (or (and (or .cse8 .cse17) .cse18) .cse5) .cse19)) (or .cse12 (and .cse19 (or (and (or (and .cse10 .cse20) .cse8) .cse18) .cse5)))))))))))))) is different from false [2024-10-12 22:53:33,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2024-10-12 22:53:33,118 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-12 22:53:33,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [204787583] [2024-10-12 22:53:33,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [204787583] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-12 22:53:33,119 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-10-12 22:53:33,119 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2024-10-12 22:53:33,119 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103082309] [2024-10-12 22:53:33,120 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-10-12 22:53:33,121 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-12 22:53:33,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-12 22:53:33,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-12 22:53:33,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=28, Unknown=1, NotChecked=10, Total=56 [2024-10-12 22:53:33,122 INFO L87 Difference]: Start difference. First operand 8 states and 8 transitions. Second operand has 8 states, 8 states have (on average 1.625) internal successors, (13), 7 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)