/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.use.bitabs.translation true -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-67.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-15 21:45:50,353 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-15 21:45:50,415 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-12-15 21:45:50,419 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-15 21:45:50,420 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-15 21:45:50,445 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-15 21:45:50,446 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-15 21:45:50,446 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-15 21:45:50,446 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-15 21:45:50,449 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-15 21:45:50,449 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-15 21:45:50,449 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-15 21:45:50,450 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-15 21:45:50,451 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-15 21:45:50,451 INFO L153 SettingsManager]: * Use SBE=true [2023-12-15 21:45:50,451 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-15 21:45:50,451 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-15 21:45:50,451 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-15 21:45:50,452 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-15 21:45:50,452 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-15 21:45:50,452 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-15 21:45:50,452 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-15 21:45:50,452 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-15 21:45:50,452 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-15 21:45:50,453 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-15 21:45:50,453 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-15 21:45:50,453 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-15 21:45:50,453 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-15 21:45:50,453 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-15 21:45:50,453 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-15 21:45:50,454 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-15 21:45:50,454 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-15 21:45:50,454 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-15 21:45:50,454 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-15 21:45:50,455 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-15 21:45:50,455 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-15 21:45:50,455 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-15 21:45:50,455 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-15 21:45:50,455 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-15 21:45:50,455 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-15 21:45:50,455 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-15 21:45:50,455 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-15 21:45:50,455 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-15 21:45:50,455 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> true [2023-12-15 21:45:50,638 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-15 21:45:50,657 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-15 21:45:50,659 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-15 21:45:50,659 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-15 21:45:50,660 INFO L274 PluginConnector]: CDTParser initialized [2023-12-15 21:45:50,660 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-67.i [2023-12-15 21:45:51,663 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-15 21:45:51,793 INFO L384 CDTParser]: Found 1 translation units. [2023-12-15 21:45:51,794 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-67.i [2023-12-15 21:45:51,801 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26e2d85b4/1b3eea2594b542f4b51908f911331cc7/FLAGb448d10cc [2023-12-15 21:45:51,812 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26e2d85b4/1b3eea2594b542f4b51908f911331cc7 [2023-12-15 21:45:51,813 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-15 21:45:51,814 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-15 21:45:51,815 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-15 21:45:51,815 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-15 21:45:51,819 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-15 21:45:51,819 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 09:45:51" (1/1) ... [2023-12-15 21:45:51,820 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35cb94c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 09:45:51, skipping insertion in model container [2023-12-15 21:45:51,820 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 09:45:51" (1/1) ... [2023-12-15 21:45:51,838 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-15 21:45:51,940 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-67.i[917,930] [2023-12-15 21:45:51,972 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-15 21:45:51,980 INFO L202 MainTranslator]: Completed pre-run [2023-12-15 21:45:51,991 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-67.i[917,930] [2023-12-15 21:45:52,017 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-15 21:45:52,031 INFO L206 MainTranslator]: Completed translation [2023-12-15 21:45:52,032 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 09:45:52 WrapperNode [2023-12-15 21:45:52,032 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-15 21:45:52,035 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-15 21:45:52,036 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-15 21:45:52,036 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-15 21:45:52,041 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 09:45:52" (1/1) ... [2023-12-15 21:45:52,054 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 09:45:52" (1/1) ... [2023-12-15 21:45:52,089 INFO L138 Inliner]: procedures = 29, calls = 130, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 407 [2023-12-15 21:45:52,089 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-15 21:45:52,089 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-15 21:45:52,090 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-15 21:45:52,090 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-15 21:45:52,100 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 09:45:52" (1/1) ... [2023-12-15 21:45:52,100 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 09:45:52" (1/1) ... [2023-12-15 21:45:52,104 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 09:45:52" (1/1) ... [2023-12-15 21:45:52,125 INFO L175 MemorySlicer]: Split 106 memory accesses to 2 slices as follows [2, 104]. 98 percent of accesses are in the largest equivalence class. The 14 initializations are split as follows [2, 12]. The 16 writes are split as follows [0, 16]. [2023-12-15 21:45:52,125 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 09:45:52" (1/1) ... [2023-12-15 21:45:52,125 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 09:45:52" (1/1) ... [2023-12-15 21:45:52,141 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 09:45:52" (1/1) ... [2023-12-15 21:45:52,144 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 09:45:52" (1/1) ... [2023-12-15 21:45:52,146 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 09:45:52" (1/1) ... [2023-12-15 21:45:52,147 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 09:45:52" (1/1) ... [2023-12-15 21:45:52,150 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-15 21:45:52,150 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-15 21:45:52,150 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-15 21:45:52,151 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-15 21:45:52,151 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 09:45:52" (1/1) ... [2023-12-15 21:45:52,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-15 21:45:52,174 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-15 21:45:52,197 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-12-15 21:45:52,215 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-12-15 21:45:52,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-15 21:45:52,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2023-12-15 21:45:52,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2023-12-15 21:45:52,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-12-15 21:45:52,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-12-15 21:45:52,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2023-12-15 21:45:52,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2023-12-15 21:45:52,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-12-15 21:45:52,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-12-15 21:45:52,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2023-12-15 21:45:52,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2023-12-15 21:45:52,226 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-15 21:45:52,226 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-15 21:45:52,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-15 21:45:52,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-12-15 21:45:52,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-15 21:45:52,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-15 21:45:52,315 INFO L241 CfgBuilder]: Building ICFG [2023-12-15 21:45:52,317 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-15 21:45:52,622 INFO L282 CfgBuilder]: Performing block encoding [2023-12-15 21:45:52,646 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-15 21:45:52,647 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-15 21:45:52,647 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 09:45:52 BoogieIcfgContainer [2023-12-15 21:45:52,647 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-15 21:45:52,648 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-15 21:45:52,648 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-15 21:45:52,650 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-15 21:45:52,651 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 09:45:51" (1/3) ... [2023-12-15 21:45:52,651 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fc1977c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 09:45:52, skipping insertion in model container [2023-12-15 21:45:52,651 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 09:45:52" (2/3) ... [2023-12-15 21:45:52,651 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fc1977c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 09:45:52, skipping insertion in model container [2023-12-15 21:45:52,651 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 09:45:52" (3/3) ... [2023-12-15 21:45:52,652 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-67.i [2023-12-15 21:45:52,663 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-15 21:45:52,664 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-15 21:45:52,705 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-15 21:45:52,710 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1c586c7f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-15 21:45:52,710 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-15 21:45:52,713 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 69 states have (on average 1.4492753623188406) internal successors, (100), 70 states have internal predecessors, (100), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-12-15 21:45:52,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-12-15 21:45:52,721 INFO L187 NwaCegarLoop]: Found error trace [2023-12-15 21:45:52,722 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-15 21:45:52,722 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-15 21:45:52,725 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-15 21:45:52,726 INFO L85 PathProgramCache]: Analyzing trace with hash 1958427456, now seen corresponding path program 1 times [2023-12-15 21:45:52,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-15 21:45:52,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055043447] [2023-12-15 21:45:52,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-15 21:45:52,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-15 21:45:52,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 21:45:52,910 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-15 21:45:52,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2055043447] [2023-12-15 21:45:52,910 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-12-15 21:45:52,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1614974435] [2023-12-15 21:45:52,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-15 21:45:52,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-15 21:45:52,911 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-15 21:45:52,916 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-15 21:45:52,941 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-15 21:45:53,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 21:45:53,073 INFO L262 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-15 21:45:53,078 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-15 21:45:53,100 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2023-12-15 21:45:53,100 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-15 21:45:53,101 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1614974435] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-15 21:45:53,101 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-15 21:45:53,101 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-15 21:45:53,103 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1767850484] [2023-12-15 21:45:53,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-15 21:45:53,106 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-15 21:45:53,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-15 21:45:53,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-15 21:45:53,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-15 21:45:53,125 INFO L87 Difference]: Start difference. First operand has 84 states, 69 states have (on average 1.4492753623188406) internal successors, (100), 70 states have internal predecessors, (100), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 2 states have call successors, (12) [2023-12-15 21:45:53,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-15 21:45:53,163 INFO L93 Difference]: Finished difference Result 165 states and 258 transitions. [2023-12-15 21:45:53,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-15 21:45:53,165 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 2 states have call successors, (12) Word has length 99 [2023-12-15 21:45:53,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-15 21:45:53,171 INFO L225 Difference]: With dead ends: 165 [2023-12-15 21:45:53,171 INFO L226 Difference]: Without dead ends: 82 [2023-12-15 21:45:53,174 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-15 21:45:53,176 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 115 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-15 21:45:53,177 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 115 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-15 21:45:53,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2023-12-15 21:45:53,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2023-12-15 21:45:53,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 68 states have (on average 1.3970588235294117) internal successors, (95), 68 states have internal predecessors, (95), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-12-15 21:45:53,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 119 transitions. [2023-12-15 21:45:53,213 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 119 transitions. Word has length 99 [2023-12-15 21:45:53,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-15 21:45:53,213 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 119 transitions. [2023-12-15 21:45:53,214 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 2 states have call successors, (12) [2023-12-15 21:45:53,215 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 119 transitions. [2023-12-15 21:45:53,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-12-15 21:45:53,219 INFO L187 NwaCegarLoop]: Found error trace [2023-12-15 21:45:53,220 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-15 21:45:53,227 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-12-15 21:45:53,425 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-15 21:45:53,426 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-15 21:45:53,426 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-15 21:45:53,426 INFO L85 PathProgramCache]: Analyzing trace with hash 1530663316, now seen corresponding path program 1 times [2023-12-15 21:45:53,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-15 21:45:53,427 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214794732] [2023-12-15 21:45:53,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-15 21:45:53,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-15 21:45:53,494 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-15 21:45:53,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1230751978] [2023-12-15 21:45:53,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-15 21:45:53,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-15 21:45:53,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-15 21:45:53,499 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-15 21:45:53,504 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-12-15 21:45:53,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 21:45:53,662 INFO L262 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-15 21:45:53,669 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-15 21:45:53,720 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-12-15 21:45:53,720 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-15 21:45:53,721 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-15 21:45:53,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214794732] [2023-12-15 21:45:53,721 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-15 21:45:53,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1230751978] [2023-12-15 21:45:53,721 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1230751978] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-15 21:45:53,721 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-15 21:45:53,721 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-15 21:45:53,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246664152] [2023-12-15 21:45:53,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-15 21:45:53,723 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-15 21:45:53,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-15 21:45:53,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-15 21:45:53,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-15 21:45:53,724 INFO L87 Difference]: Start difference. First operand 82 states and 119 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-12-15 21:45:53,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-15 21:45:53,778 INFO L93 Difference]: Finished difference Result 175 states and 254 transitions. [2023-12-15 21:45:53,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-15 21:45:53,779 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 99 [2023-12-15 21:45:53,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-15 21:45:53,781 INFO L225 Difference]: With dead ends: 175 [2023-12-15 21:45:53,781 INFO L226 Difference]: Without dead ends: 94 [2023-12-15 21:45:53,782 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-15 21:45:53,782 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 21 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 336 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-15 21:45:53,783 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 336 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-15 21:45:53,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2023-12-15 21:45:53,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 84. [2023-12-15 21:45:53,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 70 states have (on average 1.3857142857142857) internal successors, (97), 70 states have internal predecessors, (97), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-12-15 21:45:53,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 121 transitions. [2023-12-15 21:45:53,789 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 121 transitions. Word has length 99 [2023-12-15 21:45:53,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-15 21:45:53,790 INFO L495 AbstractCegarLoop]: Abstraction has 84 states and 121 transitions. [2023-12-15 21:45:53,790 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-12-15 21:45:53,790 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 121 transitions. [2023-12-15 21:45:53,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-12-15 21:45:53,791 INFO L187 NwaCegarLoop]: Found error trace [2023-12-15 21:45:53,791 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-15 21:45:53,800 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-12-15 21:45:53,993 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-12-15 21:45:53,994 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-15 21:45:53,994 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-15 21:45:53,994 INFO L85 PathProgramCache]: Analyzing trace with hash 721316690, now seen corresponding path program 1 times [2023-12-15 21:45:53,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-15 21:45:53,994 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986116497] [2023-12-15 21:45:53,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-15 21:45:53,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-15 21:45:54,046 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-15 21:45:54,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [392311251] [2023-12-15 21:45:54,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-15 21:45:54,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-15 21:45:54,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-15 21:45:54,053 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-15 21:45:54,058 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-12-15 21:45:54,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 21:45:54,198 INFO L262 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-15 21:45:54,203 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-15 21:45:54,225 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-12-15 21:45:54,225 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-15 21:45:54,225 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-15 21:45:54,225 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986116497] [2023-12-15 21:45:54,225 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-15 21:45:54,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [392311251] [2023-12-15 21:45:54,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [392311251] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-15 21:45:54,226 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-15 21:45:54,226 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-15 21:45:54,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479853329] [2023-12-15 21:45:54,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-15 21:45:54,227 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-15 21:45:54,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-15 21:45:54,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-15 21:45:54,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-15 21:45:54,228 INFO L87 Difference]: Start difference. First operand 84 states and 121 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-12-15 21:45:54,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-15 21:45:54,264 INFO L93 Difference]: Finished difference Result 175 states and 252 transitions. [2023-12-15 21:45:54,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-15 21:45:54,264 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 99 [2023-12-15 21:45:54,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-15 21:45:54,267 INFO L225 Difference]: With dead ends: 175 [2023-12-15 21:45:54,267 INFO L226 Difference]: Without dead ends: 92 [2023-12-15 21:45:54,268 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-15 21:45:54,270 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 12 mSDsluCounter, 222 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 334 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-15 21:45:54,270 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 334 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-15 21:45:54,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2023-12-15 21:45:54,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 86. [2023-12-15 21:45:54,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 72 states have (on average 1.375) internal successors, (99), 72 states have internal predecessors, (99), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-12-15 21:45:54,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 123 transitions. [2023-12-15 21:45:54,289 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 123 transitions. Word has length 99 [2023-12-15 21:45:54,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-15 21:45:54,291 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 123 transitions. [2023-12-15 21:45:54,291 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-12-15 21:45:54,291 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 123 transitions. [2023-12-15 21:45:54,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-12-15 21:45:54,296 INFO L187 NwaCegarLoop]: Found error trace [2023-12-15 21:45:54,297 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-15 21:45:54,304 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-12-15 21:45:54,502 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-15 21:45:54,502 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-15 21:45:54,503 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-15 21:45:54,503 INFO L85 PathProgramCache]: Analyzing trace with hash 778574992, now seen corresponding path program 1 times [2023-12-15 21:45:54,503 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-15 21:45:54,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [7992384] [2023-12-15 21:45:54,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-15 21:45:54,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-15 21:45:54,530 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-15 21:45:54,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [929422273] [2023-12-15 21:45:54,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-15 21:45:54,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-15 21:45:54,531 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-15 21:45:54,532 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-15 21:45:54,550 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-12-15 21:45:54,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 21:45:54,704 INFO L262 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 58 conjunts are in the unsatisfiable core [2023-12-15 21:45:54,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-15 21:45:57,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:57,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:57,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:57,650 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 56 [2023-12-15 21:45:57,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:57,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:57,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:57,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:57,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:57,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:57,911 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 55 [2023-12-15 21:45:58,034 INFO L349 Elim1Store]: treesize reduction 39, result has 31.6 percent of original size [2023-12-15 21:45:58,035 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 118 treesize of output 123 [2023-12-15 21:45:58,102 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 34 [2023-12-15 21:45:58,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,226 INFO L349 Elim1Store]: treesize reduction 98, result has 8.4 percent of original size [2023-12-15 21:45:58,226 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 71 treesize of output 119 [2023-12-15 21:45:58,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,348 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 40 [2023-12-15 21:45:58,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,372 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 43 [2023-12-15 21:45:58,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,437 INFO L349 Elim1Store]: treesize reduction 56, result has 20.0 percent of original size [2023-12-15 21:45:58,437 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 84 [2023-12-15 21:45:58,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,501 INFO L349 Elim1Store]: treesize reduction 98, result has 8.4 percent of original size [2023-12-15 21:45:58,501 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 73 treesize of output 121 [2023-12-15 21:45:58,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,605 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 42 [2023-12-15 21:45:58,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:58,655 INFO L349 Elim1Store]: treesize reduction 56, result has 20.0 percent of original size [2023-12-15 21:45:58,655 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 60 treesize of output 86 [2023-12-15 21:45:59,005 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 11 [2023-12-15 21:45:59,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:59,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:59,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:59,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:59,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:59,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:59,167 INFO L349 Elim1Store]: treesize reduction 236, result has 12.9 percent of original size [2023-12-15 21:45:59,167 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 5 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 11 new quantified variables, introduced 19 case distinctions, treesize of input 135 treesize of output 306 [2023-12-15 21:45:59,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:59,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:59,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:45:59,997 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 4 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 103 [2023-12-15 21:46:00,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:00,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:00,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:00,097 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-15 21:46:00,098 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 3 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 75 [2023-12-15 21:46:00,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:00,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:00,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:00,151 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-15 21:46:00,151 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 3 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 75 [2023-12-15 21:46:00,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:00,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:00,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:00,204 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-12-15 21:46:00,204 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 3 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 75 [2023-12-15 21:46:00,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:00,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:00,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:00,454 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 77 [2023-12-15 21:46:00,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:00,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:00,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:00,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:00,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:00,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:00,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:00,508 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 79 [2023-12-15 21:46:00,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:00,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:00,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:00,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:00,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:00,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:00,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:00,563 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 79 [2023-12-15 21:46:00,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:00,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:00,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:00,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:00,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:00,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:00,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:00,626 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 79 [2023-12-15 21:46:01,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,074 INFO L349 Elim1Store]: treesize reduction 32, result has 30.4 percent of original size [2023-12-15 21:46:01,074 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 78 treesize of output 77 [2023-12-15 21:46:01,213 INFO L349 Elim1Store]: treesize reduction 24, result has 36.8 percent of original size [2023-12-15 21:46:01,214 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 23 treesize of output 27 [2023-12-15 21:46:01,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,324 INFO L349 Elim1Store]: treesize reduction 28, result has 36.4 percent of original size [2023-12-15 21:46:01,324 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 96 treesize of output 94 [2023-12-15 21:46:01,363 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 9 [2023-12-15 21:46:01,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,388 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 72 [2023-12-15 21:46:01,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,426 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 59 [2023-12-15 21:46:01,625 INFO L349 Elim1Store]: treesize reduction 56, result has 1.8 percent of original size [2023-12-15 21:46:01,626 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 123 treesize of output 111 [2023-12-15 21:46:01,634 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2023-12-15 21:46:01,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,708 INFO L349 Elim1Store]: treesize reduction 194, result has 0.5 percent of original size [2023-12-15 21:46:01,708 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 4 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 7 case distinctions, treesize of input 283 treesize of output 363 [2023-12-15 21:46:01,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,791 INFO L349 Elim1Store]: treesize reduction 194, result has 0.5 percent of original size [2023-12-15 21:46:01,791 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 4 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 7 case distinctions, treesize of input 275 treesize of output 363 [2023-12-15 21:46:01,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:01,889 INFO L349 Elim1Store]: treesize reduction 292, result has 0.3 percent of original size [2023-12-15 21:46:01,889 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 4 stores, 4 select indices, 4 select index equivalence classes, 15 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 7 case distinctions, treesize of input 212 treesize of output 381 [2023-12-15 21:46:02,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:02,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:02,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:02,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:02,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:02,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:02,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:02,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:02,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:02,186 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2023-12-15 21:46:02,187 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 97 treesize of output 77 [2023-12-15 21:46:02,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:02,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:02,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:02,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:02,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-15 21:46:02,344 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 251 treesize of output 111 [2023-12-15 21:46:02,383 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 12 proven. 21 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-12-15 21:46:02,383 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-15 21:46:06,643 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse6 (select |c_#memory_int#1| c_~WrapperStruct00_var_1_11_Pointer~0.base))) (and (forall ((v_ArrVal_389 Int) (v_ArrVal_391 (Array Int Int))) (let ((.cse0 (store |c_#memory_int#1| c_~WrapperStruct00_var_1_11_Pointer~0.base (store .cse6 c_~WrapperStruct00_var_1_11_Pointer~0.offset v_ArrVal_389)))) (or (not (= v_ArrVal_391 (store (select .cse0 c_~WrapperStruct00_var_1_13_Pointer~0.base) c_~WrapperStruct00_var_1_13_Pointer~0.offset (select v_ArrVal_391 c_~WrapperStruct00_var_1_13_Pointer~0.offset)))) (forall ((~WrapperStruct00_var_1_7_Pointer~0.offset Int) (~WrapperStruct00_var_1_7_Pointer~0.base Int)) (let ((.cse3 (let ((.cse4 (let ((.cse5 (store .cse0 c_~WrapperStruct00_var_1_13_Pointer~0.base v_ArrVal_391))) (store .cse5 c_~WrapperStruct00_var_1_14_Pointer~0.base (store (select .cse5 c_~WrapperStruct00_var_1_14_Pointer~0.base) c_~WrapperStruct00_var_1_14_Pointer~0.offset (select (select .cse5 ~WrapperStruct00_var_1_7_Pointer~0.base) ~WrapperStruct00_var_1_7_Pointer~0.offset)))))) (store .cse4 c_~WrapperStruct00_var_1_8_Pointer~0.base (store (select .cse4 c_~WrapperStruct00_var_1_8_Pointer~0.base) c_~WrapperStruct00_var_1_8_Pointer~0.offset (+ (mod (select (select .cse4 c_~WrapperStruct00_var_1_6_Pointer~0.base) c_~WrapperStruct00_var_1_6_Pointer~0.offset) 65536) (select (select .cse4 c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset))))))) (let ((.cse2 (mod (+ (select (select .cse3 c_~WrapperStruct00_var_1_4_Pointer~0.base) c_~WrapperStruct00_var_1_4_Pointer~0.offset) (select (select .cse3 c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset)) 65536)) (.cse1 (select (select .cse3 c_~WrapperStruct00_var_1_1_Pointer~0.base) c_~WrapperStruct00_var_1_1_Pointer~0.offset))) (or (= .cse1 .cse2) (= .cse2 (+ 65536 .cse1))))))))) (forall ((v_ArrVal_389 Int) (v_ArrVal_391 (Array Int Int))) (let ((.cse11 (store |c_#memory_int#1| c_~WrapperStruct00_var_1_11_Pointer~0.base (store .cse6 c_~WrapperStruct00_var_1_11_Pointer~0.offset v_ArrVal_389)))) (or (forall ((~WrapperStruct00_var_1_7_Pointer~0.offset Int) (~WrapperStruct00_var_1_7_Pointer~0.base Int)) (let ((.cse7 (let ((.cse9 (let ((.cse10 (store .cse11 c_~WrapperStruct00_var_1_13_Pointer~0.base v_ArrVal_391))) (store .cse10 c_~WrapperStruct00_var_1_14_Pointer~0.base (store (select .cse10 c_~WrapperStruct00_var_1_14_Pointer~0.base) c_~WrapperStruct00_var_1_14_Pointer~0.offset (select (select .cse10 ~WrapperStruct00_var_1_7_Pointer~0.base) ~WrapperStruct00_var_1_7_Pointer~0.offset)))))) (store .cse9 c_~WrapperStruct00_var_1_8_Pointer~0.base (store (select .cse9 c_~WrapperStruct00_var_1_8_Pointer~0.base) c_~WrapperStruct00_var_1_8_Pointer~0.offset (+ (mod (select (select .cse9 c_~WrapperStruct00_var_1_6_Pointer~0.base) c_~WrapperStruct00_var_1_6_Pointer~0.offset) 65536) (select (select .cse9 c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset))))))) (let ((.cse8 (mod (+ (select (select .cse7 c_~WrapperStruct00_var_1_4_Pointer~0.base) c_~WrapperStruct00_var_1_4_Pointer~0.offset) (select (select .cse7 c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset)) 65536))) (or (= (select (select .cse7 c_~WrapperStruct00_var_1_1_Pointer~0.base) c_~WrapperStruct00_var_1_1_Pointer~0.offset) .cse8) (< 32767 .cse8))))) (not (= v_ArrVal_391 (store (select .cse11 c_~WrapperStruct00_var_1_13_Pointer~0.base) c_~WrapperStruct00_var_1_13_Pointer~0.offset (select v_ArrVal_391 c_~WrapperStruct00_var_1_13_Pointer~0.offset))))))) (forall ((v_ArrVal_389 Int) (v_ArrVal_391 (Array Int Int))) (let ((.cse16 (store |c_#memory_int#1| c_~WrapperStruct00_var_1_11_Pointer~0.base (store .cse6 c_~WrapperStruct00_var_1_11_Pointer~0.offset v_ArrVal_389)))) (or (forall ((~WrapperStruct00_var_1_7_Pointer~0.offset Int) (~WrapperStruct00_var_1_7_Pointer~0.base Int)) (let ((.cse13 (let ((.cse14 (let ((.cse15 (store .cse16 c_~WrapperStruct00_var_1_13_Pointer~0.base v_ArrVal_391))) (store .cse15 c_~WrapperStruct00_var_1_14_Pointer~0.base (store (select .cse15 c_~WrapperStruct00_var_1_14_Pointer~0.base) c_~WrapperStruct00_var_1_14_Pointer~0.offset (select (select .cse15 ~WrapperStruct00_var_1_7_Pointer~0.base) ~WrapperStruct00_var_1_7_Pointer~0.offset)))))) (store .cse14 c_~WrapperStruct00_var_1_8_Pointer~0.base (store (select .cse14 c_~WrapperStruct00_var_1_8_Pointer~0.base) c_~WrapperStruct00_var_1_8_Pointer~0.offset (+ (mod (select (select .cse14 c_~WrapperStruct00_var_1_6_Pointer~0.base) c_~WrapperStruct00_var_1_6_Pointer~0.offset) 65536) (select (select .cse14 c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset))))))) (let ((.cse12 (mod (+ (select (select .cse13 c_~WrapperStruct00_var_1_4_Pointer~0.base) c_~WrapperStruct00_var_1_4_Pointer~0.offset) (select (select .cse13 c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset)) 65536))) (or (< .cse12 32768) (not (= (select (select .cse13 c_~WrapperStruct00_var_1_1_Pointer~0.base) c_~WrapperStruct00_var_1_1_Pointer~0.offset) .cse12)))))) (not (= v_ArrVal_391 (store (select .cse16 c_~WrapperStruct00_var_1_13_Pointer~0.base) c_~WrapperStruct00_var_1_13_Pointer~0.offset (select v_ArrVal_391 c_~WrapperStruct00_var_1_13_Pointer~0.offset))))))))) is different from false [2023-12-15 21:46:10,789 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse7 (select |c_#memory_int#1| c_~WrapperStruct00_var_1_6_Pointer~0.base))) (and (forall ((v_ArrVal_389 Int) (v_ArrVal_387 Int) (v_ArrVal_391 (Array Int Int))) (let ((.cse5 (let ((.cse6 (store |c_#memory_int#1| c_~WrapperStruct00_var_1_6_Pointer~0.base (store .cse7 c_~WrapperStruct00_var_1_6_Pointer~0.offset v_ArrVal_387)))) (store .cse6 c_~WrapperStruct00_var_1_11_Pointer~0.base (store (select .cse6 c_~WrapperStruct00_var_1_11_Pointer~0.base) c_~WrapperStruct00_var_1_11_Pointer~0.offset v_ArrVal_389))))) (or (forall ((~WrapperStruct00_var_1_7_Pointer~0.offset Int) (~WrapperStruct00_var_1_7_Pointer~0.base Int)) (let ((.cse2 (let ((.cse3 (let ((.cse4 (store .cse5 c_~WrapperStruct00_var_1_13_Pointer~0.base v_ArrVal_391))) (store .cse4 c_~WrapperStruct00_var_1_14_Pointer~0.base (store (select .cse4 c_~WrapperStruct00_var_1_14_Pointer~0.base) c_~WrapperStruct00_var_1_14_Pointer~0.offset (select (select .cse4 ~WrapperStruct00_var_1_7_Pointer~0.base) ~WrapperStruct00_var_1_7_Pointer~0.offset)))))) (store .cse3 c_~WrapperStruct00_var_1_8_Pointer~0.base (store (select .cse3 c_~WrapperStruct00_var_1_8_Pointer~0.base) c_~WrapperStruct00_var_1_8_Pointer~0.offset (+ (mod (select (select .cse3 c_~WrapperStruct00_var_1_6_Pointer~0.base) c_~WrapperStruct00_var_1_6_Pointer~0.offset) 65536) (select (select .cse3 c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset))))))) (let ((.cse1 (select (select .cse2 c_~WrapperStruct00_var_1_1_Pointer~0.base) c_~WrapperStruct00_var_1_1_Pointer~0.offset)) (.cse0 (mod (+ (select (select .cse2 c_~WrapperStruct00_var_1_4_Pointer~0.base) c_~WrapperStruct00_var_1_4_Pointer~0.offset) (select (select .cse2 c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset)) 65536))) (or (= .cse0 .cse1) (= (+ 65536 .cse1) .cse0))))) (not (= v_ArrVal_391 (store (select .cse5 c_~WrapperStruct00_var_1_13_Pointer~0.base) c_~WrapperStruct00_var_1_13_Pointer~0.offset (select v_ArrVal_391 c_~WrapperStruct00_var_1_13_Pointer~0.offset))))))) (forall ((v_ArrVal_389 Int) (v_ArrVal_387 Int) (v_ArrVal_391 (Array Int Int))) (let ((.cse8 (let ((.cse13 (store |c_#memory_int#1| c_~WrapperStruct00_var_1_6_Pointer~0.base (store .cse7 c_~WrapperStruct00_var_1_6_Pointer~0.offset v_ArrVal_387)))) (store .cse13 c_~WrapperStruct00_var_1_11_Pointer~0.base (store (select .cse13 c_~WrapperStruct00_var_1_11_Pointer~0.base) c_~WrapperStruct00_var_1_11_Pointer~0.offset v_ArrVal_389))))) (or (not (= v_ArrVal_391 (store (select .cse8 c_~WrapperStruct00_var_1_13_Pointer~0.base) c_~WrapperStruct00_var_1_13_Pointer~0.offset (select v_ArrVal_391 c_~WrapperStruct00_var_1_13_Pointer~0.offset)))) (forall ((~WrapperStruct00_var_1_7_Pointer~0.offset Int) (~WrapperStruct00_var_1_7_Pointer~0.base Int)) (let ((.cse10 (let ((.cse11 (let ((.cse12 (store .cse8 c_~WrapperStruct00_var_1_13_Pointer~0.base v_ArrVal_391))) (store .cse12 c_~WrapperStruct00_var_1_14_Pointer~0.base (store (select .cse12 c_~WrapperStruct00_var_1_14_Pointer~0.base) c_~WrapperStruct00_var_1_14_Pointer~0.offset (select (select .cse12 ~WrapperStruct00_var_1_7_Pointer~0.base) ~WrapperStruct00_var_1_7_Pointer~0.offset)))))) (store .cse11 c_~WrapperStruct00_var_1_8_Pointer~0.base (store (select .cse11 c_~WrapperStruct00_var_1_8_Pointer~0.base) c_~WrapperStruct00_var_1_8_Pointer~0.offset (+ (mod (select (select .cse11 c_~WrapperStruct00_var_1_6_Pointer~0.base) c_~WrapperStruct00_var_1_6_Pointer~0.offset) 65536) (select (select .cse11 c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset))))))) (let ((.cse9 (mod (+ (select (select .cse10 c_~WrapperStruct00_var_1_4_Pointer~0.base) c_~WrapperStruct00_var_1_4_Pointer~0.offset) (select (select .cse10 c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset)) 65536))) (or (< 32767 .cse9) (= .cse9 (select (select .cse10 c_~WrapperStruct00_var_1_1_Pointer~0.base) c_~WrapperStruct00_var_1_1_Pointer~0.offset))))))))) (forall ((v_ArrVal_389 Int) (v_ArrVal_387 Int) (v_ArrVal_391 (Array Int Int))) (let ((.cse18 (let ((.cse19 (store |c_#memory_int#1| c_~WrapperStruct00_var_1_6_Pointer~0.base (store .cse7 c_~WrapperStruct00_var_1_6_Pointer~0.offset v_ArrVal_387)))) (store .cse19 c_~WrapperStruct00_var_1_11_Pointer~0.base (store (select .cse19 c_~WrapperStruct00_var_1_11_Pointer~0.base) c_~WrapperStruct00_var_1_11_Pointer~0.offset v_ArrVal_389))))) (or (forall ((~WrapperStruct00_var_1_7_Pointer~0.offset Int) (~WrapperStruct00_var_1_7_Pointer~0.base Int)) (let ((.cse15 (let ((.cse16 (let ((.cse17 (store .cse18 c_~WrapperStruct00_var_1_13_Pointer~0.base v_ArrVal_391))) (store .cse17 c_~WrapperStruct00_var_1_14_Pointer~0.base (store (select .cse17 c_~WrapperStruct00_var_1_14_Pointer~0.base) c_~WrapperStruct00_var_1_14_Pointer~0.offset (select (select .cse17 ~WrapperStruct00_var_1_7_Pointer~0.base) ~WrapperStruct00_var_1_7_Pointer~0.offset)))))) (store .cse16 c_~WrapperStruct00_var_1_8_Pointer~0.base (store (select .cse16 c_~WrapperStruct00_var_1_8_Pointer~0.base) c_~WrapperStruct00_var_1_8_Pointer~0.offset (+ (mod (select (select .cse16 c_~WrapperStruct00_var_1_6_Pointer~0.base) c_~WrapperStruct00_var_1_6_Pointer~0.offset) 65536) (select (select .cse16 c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset))))))) (let ((.cse14 (mod (+ (select (select .cse15 c_~WrapperStruct00_var_1_4_Pointer~0.base) c_~WrapperStruct00_var_1_4_Pointer~0.offset) (select (select .cse15 c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset)) 65536))) (or (not (= .cse14 (select (select .cse15 c_~WrapperStruct00_var_1_1_Pointer~0.base) c_~WrapperStruct00_var_1_1_Pointer~0.offset))) (< .cse14 32768))))) (not (= v_ArrVal_391 (store (select .cse18 c_~WrapperStruct00_var_1_13_Pointer~0.base) c_~WrapperStruct00_var_1_13_Pointer~0.offset (select v_ArrVal_391 c_~WrapperStruct00_var_1_13_Pointer~0.offset))))))))) is different from false [2023-12-15 21:46:15,045 INFO L349 Elim1Store]: treesize reduction 594, result has 39.4 percent of original size [2023-12-15 21:46:15,046 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 16 case distinctions, treesize of input 12798 treesize of output 2289 Received shutdown request... [2023-12-15 21:46:59,340 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-12-15 21:46:59,340 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-12-15 21:47:00,351 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-12-15 21:47:00,464 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 Cannot interrupt operation gracefully because timeout expired. Forcing shutdown