/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/list-properties/splice-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-19 16:37:02,572 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-19 16:37:02,658 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-12-19 16:37:02,662 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-19 16:37:02,662 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-19 16:37:02,691 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-19 16:37:02,692 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-19 16:37:02,693 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-19 16:37:02,693 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-19 16:37:02,697 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-19 16:37:02,697 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-19 16:37:02,698 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-19 16:37:02,698 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-19 16:37:02,699 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-19 16:37:02,699 INFO L153 SettingsManager]: * Use SBE=true [2023-12-19 16:37:02,700 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-19 16:37:02,700 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-19 16:37:02,700 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-19 16:37:02,701 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-19 16:37:02,701 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-19 16:37:02,701 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-19 16:37:02,701 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-19 16:37:02,702 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-19 16:37:02,702 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-19 16:37:02,702 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-19 16:37:02,702 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-19 16:37:02,702 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-19 16:37:02,703 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-19 16:37:02,703 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-19 16:37:02,703 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-19 16:37:02,704 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-19 16:37:02,704 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-19 16:37:02,705 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-19 16:37:02,705 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-19 16:37:02,705 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-19 16:37:02,705 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-19 16:37:02,705 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-19 16:37:02,705 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-19 16:37:02,706 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-19 16:37:02,706 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-19 16:37:02,706 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-19 16:37:02,706 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-19 16:37:02,706 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-19 16:37:02,706 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> true [2023-12-19 16:37:02,929 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-19 16:37:02,950 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-19 16:37:02,952 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-19 16:37:02,953 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-19 16:37:02,953 INFO L274 PluginConnector]: CDTParser initialized [2023-12-19 16:37:02,954 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-properties/splice-2.i [2023-12-19 16:37:04,083 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-19 16:37:04,267 INFO L384 CDTParser]: Found 1 translation units. [2023-12-19 16:37:04,267 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-properties/splice-2.i [2023-12-19 16:37:04,279 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1b1198f9/7d586ba3d66a4d04918abff105338fcd/FLAG676e69a00 [2023-12-19 16:37:04,290 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1b1198f9/7d586ba3d66a4d04918abff105338fcd [2023-12-19 16:37:04,291 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-19 16:37:04,292 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-19 16:37:04,293 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-19 16:37:04,293 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-19 16:37:04,298 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-19 16:37:04,299 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 04:37:04" (1/1) ... [2023-12-19 16:37:04,300 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5faa5d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:37:04, skipping insertion in model container [2023-12-19 16:37:04,300 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 04:37:04" (1/1) ... [2023-12-19 16:37:04,333 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-19 16:37:04,546 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/list-properties/splice-2.i[23721,23734] [2023-12-19 16:37:04,552 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-19 16:37:04,562 INFO L202 MainTranslator]: Completed pre-run [2023-12-19 16:37:04,612 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/list-properties/splice-2.i[23721,23734] [2023-12-19 16:37:04,613 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-19 16:37:04,641 INFO L206 MainTranslator]: Completed translation [2023-12-19 16:37:04,642 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:37:04 WrapperNode [2023-12-19 16:37:04,642 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-19 16:37:04,643 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-19 16:37:04,643 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-19 16:37:04,643 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-19 16:37:04,649 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:37:04" (1/1) ... [2023-12-19 16:37:04,661 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:37:04" (1/1) ... [2023-12-19 16:37:04,676 INFO L138 Inliner]: procedures = 124, calls = 24, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 104 [2023-12-19 16:37:04,677 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-19 16:37:04,677 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-19 16:37:04,677 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-19 16:37:04,677 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-19 16:37:04,686 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:37:04" (1/1) ... [2023-12-19 16:37:04,686 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:37:04" (1/1) ... [2023-12-19 16:37:04,689 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:37:04" (1/1) ... [2023-12-19 16:37:04,707 INFO L175 MemorySlicer]: Split 16 memory accesses to 2 slices as follows [2, 14]. 88 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 6 writes are split as follows [0, 6]. [2023-12-19 16:37:04,708 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:37:04" (1/1) ... [2023-12-19 16:37:04,708 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:37:04" (1/1) ... [2023-12-19 16:37:04,713 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:37:04" (1/1) ... [2023-12-19 16:37:04,715 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:37:04" (1/1) ... [2023-12-19 16:37:04,716 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:37:04" (1/1) ... [2023-12-19 16:37:04,717 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:37:04" (1/1) ... [2023-12-19 16:37:04,719 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-19 16:37:04,720 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-19 16:37:04,720 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-19 16:37:04,720 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-19 16:37:04,721 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:37:04" (1/1) ... [2023-12-19 16:37:04,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-19 16:37:04,742 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 16:37:04,751 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) [2023-12-19 16:37:04,764 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 [2023-12-19 16:37:04,780 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2023-12-19 16:37:04,781 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2023-12-19 16:37:04,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-12-19 16:37:04,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-12-19 16:37:04,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-12-19 16:37:04,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-12-19 16:37:04,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-19 16:37:04,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-19 16:37:04,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-12-19 16:37:04,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-12-19 16:37:04,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-12-19 16:37:04,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-12-19 16:37:04,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-19 16:37:04,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-12-19 16:37:04,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-19 16:37:04,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-19 16:37:04,879 INFO L241 CfgBuilder]: Building ICFG [2023-12-19 16:37:04,881 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-19 16:37:04,901 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2023-12-19 16:37:05,030 INFO L282 CfgBuilder]: Performing block encoding [2023-12-19 16:37:05,081 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-19 16:37:05,081 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-12-19 16:37:05,082 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 04:37:05 BoogieIcfgContainer [2023-12-19 16:37:05,082 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-19 16:37:05,084 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-19 16:37:05,084 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-19 16:37:05,086 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-19 16:37:05,087 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.12 04:37:04" (1/3) ... [2023-12-19 16:37:05,087 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f0ec3c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.12 04:37:05, skipping insertion in model container [2023-12-19 16:37:05,088 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 04:37:04" (2/3) ... [2023-12-19 16:37:05,088 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f0ec3c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.12 04:37:05, skipping insertion in model container [2023-12-19 16:37:05,088 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 04:37:05" (3/3) ... [2023-12-19 16:37:05,089 INFO L112 eAbstractionObserver]: Analyzing ICFG splice-2.i [2023-12-19 16:37:05,101 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-19 16:37:05,102 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-19 16:37:05,140 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-19 16:37:05,145 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;@91835af, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-19 16:37:05,146 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-19 16:37:05,150 INFO L276 IsEmpty]: Start isEmpty. Operand has 29 states, 25 states have (on average 1.64) internal successors, (41), 27 states have internal predecessors, (41), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 16:37:05,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-19 16:37:05,156 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 16:37:05,156 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 16:37:05,157 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 16:37:05,161 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 16:37:05,162 INFO L85 PathProgramCache]: Analyzing trace with hash 285317644, now seen corresponding path program 1 times [2023-12-19 16:37:05,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 16:37:05,171 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443186778] [2023-12-19 16:37:05,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 16:37:05,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 16:37:05,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 16:37:05,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 16:37:05,304 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 16:37:05,304 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443186778] [2023-12-19 16:37:05,304 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1443186778] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 16:37:05,304 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 16:37:05,305 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-19 16:37:05,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429245133] [2023-12-19 16:37:05,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 16:37:05,311 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-19 16:37:05,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 16:37:05,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-19 16:37:05,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-19 16:37:05,343 INFO L87 Difference]: Start difference. First operand has 29 states, 25 states have (on average 1.64) internal successors, (41), 27 states have internal predecessors, (41), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 16:37:05,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 16:37:05,377 INFO L93 Difference]: Finished difference Result 45 states and 68 transitions. [2023-12-19 16:37:05,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-19 16:37:05,379 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2023-12-19 16:37:05,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 16:37:05,385 INFO L225 Difference]: With dead ends: 45 [2023-12-19 16:37:05,385 INFO L226 Difference]: Without dead ends: 22 [2023-12-19 16:37:05,388 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-19 16:37:05,392 INFO L413 NwaCegarLoop]: 36 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 36 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 16:37:05,393 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 36 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 16:37:05,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2023-12-19 16:37:05,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2023-12-19 16:37:05,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 21 states have (on average 1.3333333333333333) internal successors, (28), 21 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 16:37:05,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 28 transitions. [2023-12-19 16:37:05,422 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 28 transitions. Word has length 11 [2023-12-19 16:37:05,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 16:37:05,422 INFO L495 AbstractCegarLoop]: Abstraction has 22 states and 28 transitions. [2023-12-19 16:37:05,422 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 16:37:05,422 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2023-12-19 16:37:05,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-19 16:37:05,423 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 16:37:05,424 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 16:37:05,424 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-19 16:37:05,424 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 16:37:05,425 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 16:37:05,425 INFO L85 PathProgramCache]: Analyzing trace with hash -726011293, now seen corresponding path program 1 times [2023-12-19 16:37:05,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 16:37:05,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153463777] [2023-12-19 16:37:05,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 16:37:05,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 16:37:05,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 16:37:05,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 16:37:05,665 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 16:37:05,665 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153463777] [2023-12-19 16:37:05,665 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [153463777] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 16:37:05,665 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 16:37:05,665 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-19 16:37:05,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059143729] [2023-12-19 16:37:05,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 16:37:05,667 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-19 16:37:05,667 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 16:37:05,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-19 16:37:05,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-19 16:37:05,668 INFO L87 Difference]: Start difference. First operand 22 states and 28 transitions. Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 16:37:05,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 16:37:05,736 INFO L93 Difference]: Finished difference Result 44 states and 57 transitions. [2023-12-19 16:37:05,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-19 16:37:05,737 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2023-12-19 16:37:05,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 16:37:05,737 INFO L225 Difference]: With dead ends: 44 [2023-12-19 16:37:05,737 INFO L226 Difference]: Without dead ends: 31 [2023-12-19 16:37:05,738 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-19 16:37:05,739 INFO L413 NwaCegarLoop]: 21 mSDtfsCounter, 8 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 52 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 16:37:05,739 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 52 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 16:37:05,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2023-12-19 16:37:05,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 24. [2023-12-19 16:37:05,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 23 states have (on average 1.3043478260869565) internal successors, (30), 23 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 16:37:05,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 30 transitions. [2023-12-19 16:37:05,744 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 30 transitions. Word has length 13 [2023-12-19 16:37:05,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 16:37:05,744 INFO L495 AbstractCegarLoop]: Abstraction has 24 states and 30 transitions. [2023-12-19 16:37:05,744 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 16:37:05,745 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2023-12-19 16:37:05,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-19 16:37:05,745 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 16:37:05,745 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 16:37:05,745 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-12-19 16:37:05,746 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 16:37:05,746 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 16:37:05,746 INFO L85 PathProgramCache]: Analyzing trace with hash -489421778, now seen corresponding path program 1 times [2023-12-19 16:37:05,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 16:37:05,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1154671471] [2023-12-19 16:37:05,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 16:37:05,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 16:37:05,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 16:37:05,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-19 16:37:05,879 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 16:37:05,880 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1154671471] [2023-12-19 16:37:05,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1154671471] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 16:37:05,881 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 16:37:05,881 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-19 16:37:05,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336839619] [2023-12-19 16:37:05,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 16:37:05,883 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-19 16:37:05,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 16:37:05,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-19 16:37:05,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-19 16:37:05,887 INFO L87 Difference]: Start difference. First operand 24 states and 30 transitions. Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 16:37:05,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 16:37:05,950 INFO L93 Difference]: Finished difference Result 34 states and 43 transitions. [2023-12-19 16:37:05,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-19 16:37:05,952 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2023-12-19 16:37:05,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 16:37:05,953 INFO L225 Difference]: With dead ends: 34 [2023-12-19 16:37:05,953 INFO L226 Difference]: Without dead ends: 26 [2023-12-19 16:37:05,953 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-12-19 16:37:05,954 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 3 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 67 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 16:37:05,955 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 67 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 16:37:05,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2023-12-19 16:37:05,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2023-12-19 16:37:05,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 25 states have (on average 1.28) internal successors, (32), 25 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 16:37:05,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 32 transitions. [2023-12-19 16:37:05,958 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 32 transitions. Word has length 19 [2023-12-19 16:37:05,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 16:37:05,959 INFO L495 AbstractCegarLoop]: Abstraction has 26 states and 32 transitions. [2023-12-19 16:37:05,959 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 16:37:05,959 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 32 transitions. [2023-12-19 16:37:05,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-19 16:37:05,960 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 16:37:05,960 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 16:37:05,960 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-12-19 16:37:05,960 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 16:37:05,961 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 16:37:05,961 INFO L85 PathProgramCache]: Analyzing trace with hash -612434823, now seen corresponding path program 1 times [2023-12-19 16:37:05,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 16:37:05,961 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337892109] [2023-12-19 16:37:05,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 16:37:05,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 16:37:06,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 16:37:06,070 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 16:37:06,071 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 16:37:06,071 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [337892109] [2023-12-19 16:37:06,071 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [337892109] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-19 16:37:06,071 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [207442645] [2023-12-19 16:37:06,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 16:37:06,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 16:37:06,072 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 16:37:06,080 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) [2023-12-19 16:37:06,110 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-19 16:37:06,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 16:37:06,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-19 16:37:06,205 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 16:37:06,231 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-19 16:37:06,231 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 16:37:06,233 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [207442645] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 16:37:06,233 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-19 16:37:06,234 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2023-12-19 16:37:06,234 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1741556692] [2023-12-19 16:37:06,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 16:37:06,235 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 16:37:06,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 16:37:06,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 16:37:06,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-12-19 16:37:06,237 INFO L87 Difference]: Start difference. First operand 26 states and 32 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 16:37:06,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 16:37:06,265 INFO L93 Difference]: Finished difference Result 66 states and 84 transitions. [2023-12-19 16:37:06,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 16:37:06,265 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2023-12-19 16:37:06,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 16:37:06,268 INFO L225 Difference]: With dead ends: 66 [2023-12-19 16:37:06,268 INFO L226 Difference]: Without dead ends: 45 [2023-12-19 16:37:06,269 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-12-19 16:37:06,271 INFO L413 NwaCegarLoop]: 42 mSDtfsCounter, 20 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 62 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 16:37:06,271 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 62 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 16:37:06,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2023-12-19 16:37:06,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 35. [2023-12-19 16:37:06,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 34 states have (on average 1.2647058823529411) internal successors, (43), 34 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 16:37:06,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 43 transitions. [2023-12-19 16:37:06,276 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 43 transitions. Word has length 22 [2023-12-19 16:37:06,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 16:37:06,276 INFO L495 AbstractCegarLoop]: Abstraction has 35 states and 43 transitions. [2023-12-19 16:37:06,276 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 16:37:06,276 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 43 transitions. [2023-12-19 16:37:06,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-19 16:37:06,277 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 16:37:06,277 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 16:37:06,291 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-19 16:37:06,490 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 16:37:06,491 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 16:37:06,491 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 16:37:06,491 INFO L85 PathProgramCache]: Analyzing trace with hash 1907525111, now seen corresponding path program 1 times [2023-12-19 16:37:06,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 16:37:06,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1742777309] [2023-12-19 16:37:06,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 16:37:06,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 16:37:06,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 16:37:07,069 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 16:37:07,069 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 16:37:07,069 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1742777309] [2023-12-19 16:37:07,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1742777309] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-19 16:37:07,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [379814512] [2023-12-19 16:37:07,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 16:37:07,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 16:37:07,070 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 16:37:07,072 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) [2023-12-19 16:37:07,081 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-12-19 16:37:07,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 16:37:07,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-19 16:37:07,173 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 16:37:07,207 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-19 16:37:07,288 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-12-19 16:37:07,335 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-12-19 16:37:07,335 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-12-19 16:37:07,396 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2023-12-19 16:37:07,436 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-12-19 16:37:07,488 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2023-12-19 16:37:07,519 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 16:37:07,519 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-19 16:37:07,695 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:07,695 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 23 treesize of output 29 [2023-12-19 16:37:07,728 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:07,728 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 33 [2023-12-19 16:37:07,734 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 9 treesize of output 7 [2023-12-19 16:37:07,822 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 16:37:07,822 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [379814512] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-19 16:37:07,822 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-19 16:37:07,822 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 26 [2023-12-19 16:37:07,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133638077] [2023-12-19 16:37:07,823 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-19 16:37:07,823 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2023-12-19 16:37:07,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 16:37:07,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2023-12-19 16:37:07,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=580, Unknown=5, NotChecked=0, Total=702 [2023-12-19 16:37:07,825 INFO L87 Difference]: Start difference. First operand 35 states and 43 transitions. Second operand has 27 states, 27 states have (on average 2.074074074074074) internal successors, (56), 26 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 16:37:08,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 16:37:08,357 INFO L93 Difference]: Finished difference Result 56 states and 69 transitions. [2023-12-19 16:37:08,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-12-19 16:37:08,358 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 2.074074074074074) internal successors, (56), 26 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2023-12-19 16:37:08,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 16:37:08,359 INFO L225 Difference]: With dead ends: 56 [2023-12-19 16:37:08,359 INFO L226 Difference]: Without dead ends: 54 [2023-12-19 16:37:08,359 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 325 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=277, Invalid=1049, Unknown=6, NotChecked=0, Total=1332 [2023-12-19 16:37:08,360 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 178 mSDsluCounter, 128 mSDsCounter, 0 mSdLazyCounter, 300 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 178 SdHoareTripleChecker+Valid, 140 SdHoareTripleChecker+Invalid, 352 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 300 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-12-19 16:37:08,360 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [178 Valid, 140 Invalid, 352 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 300 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-12-19 16:37:08,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2023-12-19 16:37:08,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 41. [2023-12-19 16:37:08,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 40 states have (on average 1.275) internal successors, (51), 40 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 16:37:08,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 51 transitions. [2023-12-19 16:37:08,367 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 51 transitions. Word has length 22 [2023-12-19 16:37:08,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 16:37:08,367 INFO L495 AbstractCegarLoop]: Abstraction has 41 states and 51 transitions. [2023-12-19 16:37:08,368 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 2.074074074074074) internal successors, (56), 26 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 16:37:08,368 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2023-12-19 16:37:08,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-19 16:37:08,368 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 16:37:08,368 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 16:37:08,376 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-12-19 16:37:08,574 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 16:37:08,575 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 16:37:08,575 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 16:37:08,575 INFO L85 PathProgramCache]: Analyzing trace with hash -821079412, now seen corresponding path program 1 times [2023-12-19 16:37:08,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 16:37:08,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315313339] [2023-12-19 16:37:08,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 16:37:08,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 16:37:08,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 16:37:08,655 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-19 16:37:08,655 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 16:37:08,655 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315313339] [2023-12-19 16:37:08,655 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [315313339] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-19 16:37:08,655 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1311925186] [2023-12-19 16:37:08,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 16:37:08,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 16:37:08,656 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 16:37:08,657 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) [2023-12-19 16:37:08,675 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-12-19 16:37:08,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 16:37:08,747 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-19 16:37:08,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 16:37:08,775 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-19 16:37:08,775 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-19 16:37:08,802 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-19 16:37:08,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1311925186] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-19 16:37:08,802 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-19 16:37:08,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 5 [2023-12-19 16:37:08,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534613093] [2023-12-19 16:37:08,803 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-19 16:37:08,803 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-19 16:37:08,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 16:37:08,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-19 16:37:08,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-12-19 16:37:08,804 INFO L87 Difference]: Start difference. First operand 41 states and 51 transitions. Second operand has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 5 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 16:37:08,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 16:37:08,904 INFO L93 Difference]: Finished difference Result 71 states and 88 transitions. [2023-12-19 16:37:08,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-12-19 16:37:08,904 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 5 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2023-12-19 16:37:08,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 16:37:08,909 INFO L225 Difference]: With dead ends: 71 [2023-12-19 16:37:08,910 INFO L226 Difference]: Without dead ends: 66 [2023-12-19 16:37:08,910 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2023-12-19 16:37:08,911 INFO L413 NwaCegarLoop]: 20 mSDtfsCounter, 111 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 59 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 16:37:08,911 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 59 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 16:37:08,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2023-12-19 16:37:08,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 46. [2023-12-19 16:37:08,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 45 states have (on average 1.2666666666666666) internal successors, (57), 45 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 16:37:08,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 57 transitions. [2023-12-19 16:37:08,922 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 57 transitions. Word has length 24 [2023-12-19 16:37:08,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 16:37:08,923 INFO L495 AbstractCegarLoop]: Abstraction has 46 states and 57 transitions. [2023-12-19 16:37:08,923 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 5 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 16:37:08,923 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 57 transitions. [2023-12-19 16:37:08,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-19 16:37:08,924 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 16:37:08,924 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 16:37:08,930 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-12-19 16:37:09,130 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 16:37:09,130 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 16:37:09,131 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 16:37:09,131 INFO L85 PathProgramCache]: Analyzing trace with hash -819369390, now seen corresponding path program 1 times [2023-12-19 16:37:09,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 16:37:09,131 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1107973751] [2023-12-19 16:37:09,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 16:37:09,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 16:37:09,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 16:37:09,441 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 16:37:09,441 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 16:37:09,441 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1107973751] [2023-12-19 16:37:09,441 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1107973751] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-19 16:37:09,442 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1128735108] [2023-12-19 16:37:09,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 16:37:09,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 16:37:09,442 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 16:37:09,443 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) [2023-12-19 16:37:09,465 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-12-19 16:37:09,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 16:37:09,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-19 16:37:09,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 16:37:09,564 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2023-12-19 16:37:09,568 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2023-12-19 16:37:09,617 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-19 16:37:09,618 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-19 16:37:09,650 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-19 16:37:09,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1128735108] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-19 16:37:09,651 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-19 16:37:09,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6, 6] total 12 [2023-12-19 16:37:09,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653867502] [2023-12-19 16:37:09,651 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-19 16:37:09,652 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-12-19 16:37:09,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 16:37:09,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-12-19 16:37:09,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2023-12-19 16:37:09,654 INFO L87 Difference]: Start difference. First operand 46 states and 57 transitions. Second operand has 12 states, 12 states have (on average 3.6666666666666665) internal successors, (44), 12 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 16:37:09,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 16:37:09,806 INFO L93 Difference]: Finished difference Result 63 states and 77 transitions. [2023-12-19 16:37:09,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-12-19 16:37:09,806 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 3.6666666666666665) internal successors, (44), 12 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2023-12-19 16:37:09,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 16:37:09,807 INFO L225 Difference]: With dead ends: 63 [2023-12-19 16:37:09,807 INFO L226 Difference]: Without dead ends: 56 [2023-12-19 16:37:09,808 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2023-12-19 16:37:09,810 INFO L413 NwaCegarLoop]: 14 mSDtfsCounter, 55 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 81 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-19 16:37:09,810 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 81 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-19 16:37:09,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2023-12-19 16:37:09,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 47. [2023-12-19 16:37:09,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 46 states have (on average 1.2608695652173914) internal successors, (58), 46 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 16:37:09,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 58 transitions. [2023-12-19 16:37:09,824 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 58 transitions. Word has length 24 [2023-12-19 16:37:09,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 16:37:09,826 INFO L495 AbstractCegarLoop]: Abstraction has 47 states and 58 transitions. [2023-12-19 16:37:09,829 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 3.6666666666666665) internal successors, (44), 12 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 16:37:09,830 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 58 transitions. [2023-12-19 16:37:09,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-19 16:37:09,834 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 16:37:09,835 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 16:37:09,844 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-12-19 16:37:10,035 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 16:37:10,036 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 16:37:10,036 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 16:37:10,036 INFO L85 PathProgramCache]: Analyzing trace with hash -1293927920, now seen corresponding path program 1 times [2023-12-19 16:37:10,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 16:37:10,036 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1408844532] [2023-12-19 16:37:10,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 16:37:10,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 16:37:10,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 16:37:10,584 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 16:37:10,584 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 16:37:10,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1408844532] [2023-12-19 16:37:10,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1408844532] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-19 16:37:10,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1780902581] [2023-12-19 16:37:10,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 16:37:10,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 16:37:10,585 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 16:37:10,586 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 16:37:10,591 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-12-19 16:37:10,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 16:37:10,703 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 47 conjunts are in the unsatisfiable core [2023-12-19 16:37:10,706 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 16:37:10,711 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-19 16:37:10,780 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-12-19 16:37:10,780 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-12-19 16:37:10,848 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-19 16:37:10,854 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-19 16:37:10,911 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-19 16:37:10,912 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 57 [2023-12-19 16:37:10,916 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 15 [2023-12-19 16:37:10,919 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 19 [2023-12-19 16:37:10,983 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 31 treesize of output 19 [2023-12-19 16:37:10,987 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2023-12-19 16:37:11,016 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-12-19 16:37:11,042 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 7 treesize of output 3 [2023-12-19 16:37:11,067 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 16:37:11,068 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-19 16:37:11,115 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_350 (Array Int Int))) (= (select (select (store |c_#memory_int#1| |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_350) |c_ULTIMATE.start_main_~p~0#1.base|) |c_ULTIMATE.start_main_~p~0#1.offset|) 3)) is different from false [2023-12-19 16:37:11,172 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_350 (Array Int Int))) (= (let ((.cse0 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4))) (select (select (store |c_#memory_int#1| |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_350) (select (select |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_main_~a~0#1.base|) .cse0)) (select (select |c_#memory_$Pointer$#1.offset| |c_ULTIMATE.start_main_~a~0#1.base|) .cse0))) 3)) is different from false [2023-12-19 16:37:11,180 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:11,181 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 37 [2023-12-19 16:37:11,190 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:11,190 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 75 treesize of output 78 [2023-12-19 16:37:11,196 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 27 treesize of output 16 [2023-12-19 16:37:11,303 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:11,303 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 24 [2023-12-19 16:37:11,309 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:11,309 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 38 [2023-12-19 16:37:11,312 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 22 treesize of output 18 [2023-12-19 16:37:11,330 INFO L349 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2023-12-19 16:37:11,330 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 1 [2023-12-19 16:37:11,339 INFO L349 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2023-12-19 16:37:11,339 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 1 [2023-12-19 16:37:11,463 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 16:37:11,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1780902581] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-19 16:37:11,464 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-19 16:37:11,464 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 10, 10] total 32 [2023-12-19 16:37:11,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1609489249] [2023-12-19 16:37:11,464 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-19 16:37:11,464 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2023-12-19 16:37:11,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 16:37:11,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2023-12-19 16:37:11,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=845, Unknown=8, NotChecked=118, Total=1056 [2023-12-19 16:37:11,466 INFO L87 Difference]: Start difference. First operand 47 states and 58 transitions. Second operand has 33 states, 33 states have (on average 2.0303030303030303) internal successors, (67), 32 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 16:37:12,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 16:37:12,471 INFO L93 Difference]: Finished difference Result 113 states and 139 transitions. [2023-12-19 16:37:12,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-12-19 16:37:12,472 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 33 states have (on average 2.0303030303030303) internal successors, (67), 32 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2023-12-19 16:37:12,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 16:37:12,472 INFO L225 Difference]: With dead ends: 113 [2023-12-19 16:37:12,472 INFO L226 Difference]: Without dead ends: 94 [2023-12-19 16:37:12,474 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 326 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=291, Invalid=2258, Unknown=9, NotChecked=198, Total=2756 [2023-12-19 16:37:12,474 INFO L413 NwaCegarLoop]: 27 mSDtfsCounter, 206 mSDsluCounter, 363 mSDsCounter, 0 mSdLazyCounter, 717 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 206 SdHoareTripleChecker+Valid, 390 SdHoareTripleChecker+Invalid, 958 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 717 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 192 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-12-19 16:37:12,475 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [206 Valid, 390 Invalid, 958 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 717 Invalid, 0 Unknown, 192 Unchecked, 0.4s Time] [2023-12-19 16:37:12,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2023-12-19 16:37:12,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 60. [2023-12-19 16:37:12,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 59 states have (on average 1.2203389830508475) internal successors, (72), 59 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 16:37:12,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 72 transitions. [2023-12-19 16:37:12,483 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 72 transitions. Word has length 25 [2023-12-19 16:37:12,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 16:37:12,483 INFO L495 AbstractCegarLoop]: Abstraction has 60 states and 72 transitions. [2023-12-19 16:37:12,483 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 2.0303030303030303) internal successors, (67), 32 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 16:37:12,483 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 72 transitions. [2023-12-19 16:37:12,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-19 16:37:12,484 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 16:37:12,484 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 16:37:12,492 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-12-19 16:37:12,689 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 16:37:12,690 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 16:37:12,690 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 16:37:12,690 INFO L85 PathProgramCache]: Analyzing trace with hash -1436644313, now seen corresponding path program 1 times [2023-12-19 16:37:12,690 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 16:37:12,691 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767563311] [2023-12-19 16:37:12,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 16:37:12,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 16:37:12,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 16:37:12,743 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-19 16:37:12,744 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 16:37:12,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1767563311] [2023-12-19 16:37:12,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1767563311] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 16:37:12,744 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 16:37:12,745 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-19 16:37:12,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1890950029] [2023-12-19 16:37:12,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 16:37:12,745 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-19 16:37:12,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 16:37:12,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-19 16:37:12,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-19 16:37:12,746 INFO L87 Difference]: Start difference. First operand 60 states and 72 transitions. Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 16:37:12,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 16:37:12,781 INFO L93 Difference]: Finished difference Result 74 states and 89 transitions. [2023-12-19 16:37:12,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-19 16:37:12,781 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2023-12-19 16:37:12,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 16:37:12,782 INFO L225 Difference]: With dead ends: 74 [2023-12-19 16:37:12,782 INFO L226 Difference]: Without dead ends: 57 [2023-12-19 16:37:12,783 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-19 16:37:12,784 INFO L413 NwaCegarLoop]: 27 mSDtfsCounter, 3 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 63 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 16:37:12,785 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 63 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 16:37:12,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2023-12-19 16:37:12,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 55. [2023-12-19 16:37:12,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 54 states have (on average 1.2592592592592593) internal successors, (68), 54 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 16:37:12,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 68 transitions. [2023-12-19 16:37:12,797 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 68 transitions. Word has length 26 [2023-12-19 16:37:12,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 16:37:12,797 INFO L495 AbstractCegarLoop]: Abstraction has 55 states and 68 transitions. [2023-12-19 16:37:12,797 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 16:37:12,797 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 68 transitions. [2023-12-19 16:37:12,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-19 16:37:12,798 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 16:37:12,799 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 16:37:12,799 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-12-19 16:37:12,799 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 16:37:12,799 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 16:37:12,799 INFO L85 PathProgramCache]: Analyzing trace with hash 1062138715, now seen corresponding path program 2 times [2023-12-19 16:37:12,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 16:37:12,799 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1235733068] [2023-12-19 16:37:12,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 16:37:12,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 16:37:12,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 16:37:12,827 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-19 16:37:12,827 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 16:37:12,827 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1235733068] [2023-12-19 16:37:12,827 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1235733068] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 16:37:12,827 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 16:37:12,827 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 16:37:12,828 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057002548] [2023-12-19 16:37:12,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 16:37:12,828 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 16:37:12,828 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 16:37:12,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 16:37:12,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 16:37:12,829 INFO L87 Difference]: Start difference. First operand 55 states and 68 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 16:37:12,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 16:37:12,843 INFO L93 Difference]: Finished difference Result 103 states and 128 transitions. [2023-12-19 16:37:12,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 16:37:12,843 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 31 [2023-12-19 16:37:12,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 16:37:12,843 INFO L225 Difference]: With dead ends: 103 [2023-12-19 16:37:12,844 INFO L226 Difference]: Without dead ends: 59 [2023-12-19 16:37:12,844 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 16:37:12,845 INFO L413 NwaCegarLoop]: 43 mSDtfsCounter, 15 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 65 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 16:37:12,845 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 65 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 16:37:12,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2023-12-19 16:37:12,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 49. [2023-12-19 16:37:12,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 48 states have (on average 1.1666666666666667) internal successors, (56), 48 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 16:37:12,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 56 transitions. [2023-12-19 16:37:12,851 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 56 transitions. Word has length 31 [2023-12-19 16:37:12,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 16:37:12,851 INFO L495 AbstractCegarLoop]: Abstraction has 49 states and 56 transitions. [2023-12-19 16:37:12,851 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 16:37:12,851 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 56 transitions. [2023-12-19 16:37:12,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-19 16:37:12,851 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 16:37:12,851 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 16:37:12,852 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-12-19 16:37:12,852 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 16:37:12,852 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 16:37:12,852 INFO L85 PathProgramCache]: Analyzing trace with hash 244490265, now seen corresponding path program 1 times [2023-12-19 16:37:12,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 16:37:12,852 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466510848] [2023-12-19 16:37:12,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 16:37:12,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 16:37:12,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 16:37:13,592 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 16:37:13,592 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 16:37:13,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [466510848] [2023-12-19 16:37:13,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [466510848] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-19 16:37:13,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [192699023] [2023-12-19 16:37:13,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 16:37:13,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 16:37:13,593 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 16:37:13,594 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 16:37:13,613 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-12-19 16:37:13,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 16:37:13,708 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 65 conjunts are in the unsatisfiable core [2023-12-19 16:37:13,712 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 16:37:13,716 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-19 16:37:13,780 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-12-19 16:37:13,849 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-12-19 16:37:13,849 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-12-19 16:37:13,870 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2023-12-19 16:37:13,876 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-19 16:37:13,942 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2023-12-19 16:37:13,942 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 1 case distinctions, treesize of input 16 treesize of output 15 [2023-12-19 16:37:13,957 INFO L349 Elim1Store]: treesize reduction 17, result has 22.7 percent of original size [2023-12-19 16:37:13,957 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 1 case distinctions, treesize of input 24 treesize of output 17 [2023-12-19 16:37:14,039 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2023-12-19 16:37:14,040 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 38 [2023-12-19 16:37:14,043 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 11 [2023-12-19 16:37:14,100 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2023-12-19 16:37:14,100 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 1 case distinctions, treesize of input 17 treesize of output 16 [2023-12-19 16:37:14,114 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2023-12-19 16:37:14,114 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 22 [2023-12-19 16:37:14,125 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 6 treesize of output 4 [2023-12-19 16:37:14,269 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 16 treesize of output 8 [2023-12-19 16:37:14,319 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-19 16:37:14,319 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 21 [2023-12-19 16:37:14,409 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2023-12-19 16:37:14,409 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 2 case distinctions, treesize of input 23 treesize of output 25 [2023-12-19 16:37:14,474 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 16:37:14,474 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-19 16:37:14,486 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_538 (Array Int Int))) (= (select (select (store |c_#memory_int#1| |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_538) |c_ULTIMATE.start_main_~l1~0#1.base|) |c_ULTIMATE.start_main_~l1~0#1.offset|) 1)) is different from false [2023-12-19 16:37:14,535 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_537 (Array Int Int)) (v_ArrVal_538 (Array Int Int))) (or (= (select (select (store (store |c_#memory_int#1| |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_537) |c_ULTIMATE.start_main_~p~0#1.base| v_ArrVal_538) |c_ULTIMATE.start_main_~t~0#1.base|) |c_ULTIMATE.start_main_~t~0#1.offset|) 1) (not (= v_ArrVal_537 (let ((.cse0 (+ |c_ULTIMATE.start_main_~t~0#1.offset| 4))) (store (select |c_#memory_int#1| |c_ULTIMATE.start_main_~t~0#1.base|) .cse0 (select v_ArrVal_537 .cse0))))))) is different from false [2023-12-19 16:37:14,544 WARN L854 $PredicateComparison]: unable to prove that (or (forall ((v_ArrVal_537 (Array Int Int)) (v_ArrVal_538 (Array Int Int))) (let ((.cse0 (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4))) (or (not (= v_ArrVal_537 (store (select |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base|) .cse0 (select v_ArrVal_537 .cse0)))) (= (select (select (store (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| v_ArrVal_537) (select (select |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_main_~p~0#1.base|) .cse0) v_ArrVal_538) |c_ULTIMATE.start_main_~p~0#1.base|) |c_ULTIMATE.start_main_~p~0#1.offset|) 1)))) (= 3 |c_ULTIMATE.start_main_#t~mem8#1|)) is different from false [2023-12-19 16:37:14,554 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base|))) (or (forall ((v_ArrVal_537 (Array Int Int)) (v_ArrVal_538 (Array Int Int))) (let ((.cse1 (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4))) (or (not (= v_ArrVal_537 (store .cse0 .cse1 (select v_ArrVal_537 .cse1)))) (= (select (select (store (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| v_ArrVal_537) (select (select |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_main_~p~0#1.base|) .cse1) v_ArrVal_538) |c_ULTIMATE.start_main_~p~0#1.base|) |c_ULTIMATE.start_main_~p~0#1.offset|) 1)))) (= (select .cse0 |c_ULTIMATE.start_main_~p~0#1.offset|) 3))) is different from false [2023-12-19 16:37:14,564 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#memory_int#1| |c_ULTIMATE.start_main_~a~0#1.base|))) (or (= 3 (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|)) (forall ((v_ArrVal_537 (Array Int Int)) (v_ArrVal_538 (Array Int Int))) (let ((.cse1 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4))) (or (= (select (select (store (store |c_#memory_int#1| |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_537) (select (select |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_main_~a~0#1.base|) .cse1) v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= v_ArrVal_537 (store .cse0 .cse1 (select v_ArrVal_537 .cse1))))))))) is different from false [2023-12-19 16:37:14,581 WARN L854 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_main_~p~0#1.base| Int)) (let ((.cse1 (store |c_#memory_int#1| |ULTIMATE.start_main_~p~0#1.base| (store (select |c_#memory_int#1| |ULTIMATE.start_main_~p~0#1.base|) |c_ULTIMATE.start_main_~p~0#1.offset| 3)))) (let ((.cse0 (select .cse1 |c_ULTIMATE.start_main_~a~0#1.base|))) (or (= 3 (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|)) (forall ((v_ArrVal_535 (Array Int Int)) (v_ArrVal_537 (Array Int Int)) (v_ArrVal_538 (Array Int Int))) (let ((.cse2 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4))) (or (= (select (select (store (store .cse1 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_537) (select (select (store |c_#memory_$Pointer$#1.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_535) |c_ULTIMATE.start_main_~a~0#1.base|) .cse2) v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= v_ArrVal_537 (store .cse0 .cse2 (select v_ArrVal_537 .cse2))))))))))) is different from false [2023-12-19 16:37:14,619 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_535 (Array Int Int)) (v_ArrVal_537 (Array Int Int)) (v_ArrVal_538 (Array Int Int)) (|v_ULTIMATE.start_main_~p~0#1.base_59| Int) (v_ArrVal_533 (Array Int Int)) (v_ArrVal_532 (Array Int Int))) (let ((.cse2 (let ((.cse3 (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| v_ArrVal_532))) (store .cse3 |v_ULTIMATE.start_main_~p~0#1.base_59| (store (select .cse3 |v_ULTIMATE.start_main_~p~0#1.base_59|) |c_ULTIMATE.start_main_~t~0#1.offset| 3))))) (let ((.cse1 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) (.cse0 (select .cse2 |c_ULTIMATE.start_main_~a~0#1.base|))) (or (not (= v_ArrVal_537 (store .cse0 .cse1 (select v_ArrVal_537 .cse1)))) (= (select (select (store (store .cse2 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_537) (select (select (store (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_main_~p~0#1.base| v_ArrVal_533) |v_ULTIMATE.start_main_~p~0#1.base_59| v_ArrVal_535) |c_ULTIMATE.start_main_~a~0#1.base|) .cse1) v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|) 3))))) is different from false [2023-12-19 16:37:14,644 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_535 (Array Int Int)) (v_ArrVal_537 (Array Int Int)) (v_ArrVal_538 (Array Int Int)) (|v_ULTIMATE.start_main_~p~0#1.base_59| Int) (v_ArrVal_533 (Array Int Int)) (v_ArrVal_532 (Array Int Int))) (let ((.cse2 (let ((.cse3 (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| v_ArrVal_532))) (store .cse3 |v_ULTIMATE.start_main_~p~0#1.base_59| (store (select .cse3 |v_ULTIMATE.start_main_~p~0#1.base_59|) 0 3))))) (let ((.cse1 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) (.cse0 (select .cse2 |c_ULTIMATE.start_main_~a~0#1.base|))) (or (not (= v_ArrVal_537 (store .cse0 .cse1 (select v_ArrVal_537 .cse1)))) (= (select (select (store (store .cse2 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_537) (select (select (store (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_main_~p~0#1.base| v_ArrVal_533) |v_ULTIMATE.start_main_~p~0#1.base_59| v_ArrVal_535) |c_ULTIMATE.start_main_~a~0#1.base|) .cse1) v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|) 3))))) is different from false [2023-12-19 16:37:14,687 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:14,687 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 69 treesize of output 70 [2023-12-19 16:37:14,715 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:14,715 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 246 treesize of output 245 [2023-12-19 16:37:14,726 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 116 treesize of output 112 [2023-12-19 16:37:14,735 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 226 treesize of output 218 [2023-12-19 16:37:15,604 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse15 (= |c_ULTIMATE.start_main_~t~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse2 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) (.cse4 (select |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base|)) (.cse5 (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4))) (let ((.cse25 (and (forall ((v_arrayElimCell_38 Int) (|v_ULTIMATE.start_main_~p~0#1.base_59| Int) (v_ArrVal_526 Int) (v_ArrVal_532 (Array Int Int))) (let ((.cse39 (let ((.cse40 (store (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse4 .cse5 v_ArrVal_526)) |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_532))) (store .cse40 |v_ULTIMATE.start_main_~p~0#1.base_59| (store (select .cse40 |v_ULTIMATE.start_main_~p~0#1.base_59|) 0 3))))) (let ((.cse37 (select .cse39 |c_ULTIMATE.start_main_~a~0#1.base|))) (or (forall ((v_ArrVal_537 (Array Int Int)) (v_arrayElimCell_40 Int) (v_ArrVal_538 (Array Int Int))) (let ((.cse38 (store .cse39 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_537))) (or (not (= v_ArrVal_537 (store .cse37 .cse2 (select v_ArrVal_537 .cse2)))) (= (select (select (store .cse38 v_arrayElimCell_40 v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= (select (select (store .cse38 v_arrayElimCell_38 v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)))) (= |v_ULTIMATE.start_main_~p~0#1.base_59| |c_ULTIMATE.start_main_~a~0#1.base|) (= (select .cse37 |c_ULTIMATE.start_main_~a~0#1.offset|) 3))))) (or .cse15 (and (forall ((v_arrayElimCell_38 Int) (|v_ULTIMATE.start_main_~p~0#1.base_59| Int) (v_ArrVal_526 Int) (v_ArrVal_532 (Array Int Int))) (let ((.cse43 (let ((.cse44 (store (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse4 .cse5 v_ArrVal_526)) |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_532))) (store .cse44 |v_ULTIMATE.start_main_~p~0#1.base_59| (store (select .cse44 |v_ULTIMATE.start_main_~p~0#1.base_59|) 0 3))))) (let ((.cse41 (select .cse43 |c_ULTIMATE.start_main_~a~0#1.base|))) (or (forall ((v_ArrVal_537 (Array Int Int))) (or (not (= v_ArrVal_537 (store .cse41 .cse2 (select v_ArrVal_537 .cse2)))) (forall ((v_arrayElimCell_41 Int) (v_ArrVal_538 (Array Int Int))) (let ((.cse42 (store .cse43 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_537))) (or (= (select (select (store .cse42 v_arrayElimCell_41 v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= (select (select (store .cse42 v_arrayElimCell_38 v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)))))) (= (select .cse41 |c_ULTIMATE.start_main_~a~0#1.offset|) 3))))) (forall ((v_arrayElimCell_38 Int) (|v_ULTIMATE.start_main_~p~0#1.base_59| Int) (v_ArrVal_526 Int) (v_ArrVal_532 (Array Int Int))) (let ((.cse46 (let ((.cse47 (store (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse4 .cse5 v_ArrVal_526)) |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_532))) (store .cse47 |v_ULTIMATE.start_main_~p~0#1.base_59| (store (select .cse47 |v_ULTIMATE.start_main_~p~0#1.base_59|) 0 3))))) (let ((.cse45 (select .cse46 |c_ULTIMATE.start_main_~a~0#1.base|))) (or (= |v_ULTIMATE.start_main_~p~0#1.base_59| |c_ULTIMATE.start_main_~a~0#1.base|) (= (select .cse45 |c_ULTIMATE.start_main_~a~0#1.offset|) 3) (forall ((v_ArrVal_537 (Array Int Int)) (v_ArrVal_538 (Array Int Int))) (or (not (= v_ArrVal_537 (store .cse45 .cse2 (select v_ArrVal_537 .cse2)))) (= (select (select (store (store .cse46 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_537) v_arrayElimCell_38 v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1))))))))) (forall ((v_arrayElimCell_38 Int) (|v_ULTIMATE.start_main_~p~0#1.base_59| Int) (v_ArrVal_526 Int) (v_ArrVal_532 (Array Int Int))) (let ((.cse49 (let ((.cse51 (store (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse4 .cse5 v_ArrVal_526)) |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_532))) (store .cse51 |v_ULTIMATE.start_main_~p~0#1.base_59| (store (select .cse51 |v_ULTIMATE.start_main_~p~0#1.base_59|) 0 3))))) (let ((.cse50 (select .cse49 |c_ULTIMATE.start_main_~a~0#1.base|))) (or (forall ((v_ArrVal_537 (Array Int Int))) (or (forall ((v_arrayElimCell_41 Int) (v_arrayElimCell_40 Int) (v_ArrVal_538 (Array Int Int))) (let ((.cse48 (store .cse49 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_537))) (or (= (select (select (store .cse48 v_arrayElimCell_41 v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= (select (select (store .cse48 v_arrayElimCell_40 v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= (select (select (store .cse48 v_arrayElimCell_38 v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)))) (not (= v_ArrVal_537 (store .cse50 .cse2 (select v_ArrVal_537 .cse2)))))) (= (select .cse50 |c_ULTIMATE.start_main_~a~0#1.offset|) 3)))))))) (and (forall ((v_ArrVal_537 (Array Int Int)) (v_arrayElimCell_41 Int) (v_arrayElimCell_40 Int) (v_ArrVal_538 (Array Int Int)) (v_ArrVal_526 Int) (v_ArrVal_532 (Array Int Int))) (let ((.cse3 (store (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse4 .cse5 v_ArrVal_526)) |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_532))) (let ((.cse1 (store (select .cse3 |c_ULTIMATE.start_main_~a~0#1.base|) 0 3)) (.cse0 (store .cse3 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_537))) (or (= (select (select (store .cse0 v_arrayElimCell_40 v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= (select .cse1 |c_ULTIMATE.start_main_~a~0#1.offset|) 3) (not (= v_ArrVal_537 (store .cse1 .cse2 (select v_ArrVal_537 .cse2)))) (= (select (select (store .cse0 v_arrayElimCell_41 v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1))))) (or (and (forall ((|v_ULTIMATE.start_main_~p~0#1.base_59| Int) (v_ArrVal_526 Int) (v_ArrVal_532 (Array Int Int))) (let ((.cse8 (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse4 .cse5 v_ArrVal_526)))) (let ((.cse10 (store .cse8 |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_532))) (let ((.cse9 (store (select .cse10 |v_ULTIMATE.start_main_~p~0#1.base_59|) 0 3))) (let ((.cse7 (store .cse10 |v_ULTIMATE.start_main_~p~0#1.base_59| .cse9))) (let ((.cse6 (select .cse7 |c_ULTIMATE.start_main_~a~0#1.base|))) (or (= (select .cse6 |c_ULTIMATE.start_main_~a~0#1.offset|) 3) (forall ((v_ArrVal_537 (Array Int Int))) (or (not (= v_ArrVal_537 (store .cse6 .cse2 (select v_ArrVal_537 .cse2)))) (forall ((v_arrayElimCell_41 Int) (v_ArrVal_538 (Array Int Int))) (or (= (select (select (store (store .cse7 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_537) v_arrayElimCell_41 v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= (select (select (store (store (store .cse8 |v_ULTIMATE.start_main_~p~0#1.base_59| .cse9) |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_537) |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)))))))))))) (forall ((|v_ULTIMATE.start_main_~p~0#1.base_59| Int) (v_ArrVal_526 Int) (v_ArrVal_532 (Array Int Int))) (let ((.cse12 (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse4 .cse5 v_ArrVal_526)))) (let ((.cse14 (store .cse12 |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_532))) (let ((.cse13 (store (select .cse14 |v_ULTIMATE.start_main_~p~0#1.base_59|) 0 3))) (let ((.cse11 (select (store .cse14 |v_ULTIMATE.start_main_~p~0#1.base_59| .cse13) |c_ULTIMATE.start_main_~a~0#1.base|))) (or (= |v_ULTIMATE.start_main_~p~0#1.base_59| |c_ULTIMATE.start_main_~a~0#1.base|) (forall ((v_ArrVal_537 (Array Int Int)) (v_ArrVal_538 (Array Int Int))) (or (not (= v_ArrVal_537 (store .cse11 .cse2 (select v_ArrVal_537 .cse2)))) (= (select (select (store (store (store .cse12 |v_ULTIMATE.start_main_~p~0#1.base_59| .cse13) |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_537) |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) (= (select .cse11 |c_ULTIMATE.start_main_~a~0#1.offset|) 3)))))))) .cse15) (forall ((v_ArrVal_537 (Array Int Int)) (v_arrayElimCell_41 Int) (v_ArrVal_538 (Array Int Int)) (v_ArrVal_526 Int) (v_ArrVal_532 (Array Int Int))) (let ((.cse17 (store (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse4 .cse5 v_ArrVal_526)) |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_532))) (let ((.cse16 (store (select .cse17 |c_ULTIMATE.start_main_~a~0#1.base|) 0 3))) (or (= (select .cse16 |c_ULTIMATE.start_main_~a~0#1.offset|) 3) (not (= v_ArrVal_537 (store .cse16 .cse2 (select v_ArrVal_537 .cse2)))) (= (select (select (store (store .cse17 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_537) v_arrayElimCell_41 v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1))))) (or (not .cse15) (and (forall ((|v_ULTIMATE.start_main_~p~0#1.base_59| Int) (v_ArrVal_526 Int) (v_ArrVal_532 (Array Int Int))) (let ((.cse20 (let ((.cse21 (store (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse4 .cse5 v_ArrVal_526)) |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_532))) (store .cse21 |v_ULTIMATE.start_main_~p~0#1.base_59| (store (select .cse21 |v_ULTIMATE.start_main_~p~0#1.base_59|) 0 3))))) (let ((.cse18 (select .cse20 |c_ULTIMATE.start_main_~a~0#1.base|))) (or (= (select .cse18 |c_ULTIMATE.start_main_~a~0#1.offset|) 3) (forall ((v_ArrVal_537 (Array Int Int))) (or (not (= v_ArrVal_537 (store .cse18 .cse2 (select v_ArrVal_537 .cse2)))) (forall ((v_arrayElimCell_40 Int) (v_ArrVal_538 (Array Int Int))) (let ((.cse19 (store .cse20 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_537))) (or (forall ((v_arrayElimCell_41 Int)) (= (select (select (store .cse19 v_arrayElimCell_41 v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (= (select (select (store .cse19 v_arrayElimCell_40 v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)))))))))) (forall ((|v_ULTIMATE.start_main_~p~0#1.base_59| Int) (v_ArrVal_526 Int) (v_ArrVal_532 (Array Int Int))) (let ((.cse23 (let ((.cse24 (store (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse4 .cse5 v_ArrVal_526)) |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_532))) (store .cse24 |v_ULTIMATE.start_main_~p~0#1.base_59| (store (select .cse24 |v_ULTIMATE.start_main_~p~0#1.base_59|) 0 3))))) (let ((.cse22 (select .cse23 |c_ULTIMATE.start_main_~a~0#1.base|))) (or (= |v_ULTIMATE.start_main_~p~0#1.base_59| |c_ULTIMATE.start_main_~a~0#1.base|) (forall ((v_ArrVal_537 (Array Int Int)) (v_arrayElimCell_40 Int) (v_ArrVal_538 (Array Int Int))) (or (not (= v_ArrVal_537 (store .cse22 .cse2 (select v_ArrVal_537 .cse2)))) (= (select (select (store (store .cse23 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_537) v_arrayElimCell_40 v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) (= (select .cse22 |c_ULTIMATE.start_main_~a~0#1.offset|) 3))))))) (or .cse25 (= |c_ULTIMATE.start_main_~p~0#1.offset| |c_ULTIMATE.start_main_~a~0#1.offset|)) (forall ((|v_ULTIMATE.start_main_~p~0#1.base_59| Int) (v_ArrVal_526 Int) (v_ArrVal_532 (Array Int Int))) (let ((.cse28 (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse4 .cse5 v_ArrVal_526)))) (let ((.cse30 (store .cse28 |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_532))) (let ((.cse29 (store (select .cse30 |v_ULTIMATE.start_main_~p~0#1.base_59|) 0 3))) (let ((.cse27 (store .cse30 |v_ULTIMATE.start_main_~p~0#1.base_59| .cse29))) (let ((.cse26 (select .cse27 |c_ULTIMATE.start_main_~a~0#1.base|))) (or (= |v_ULTIMATE.start_main_~p~0#1.base_59| |c_ULTIMATE.start_main_~a~0#1.base|) (forall ((v_ArrVal_537 (Array Int Int)) (v_arrayElimCell_40 Int) (v_ArrVal_538 (Array Int Int))) (or (not (= v_ArrVal_537 (store .cse26 .cse2 (select v_ArrVal_537 .cse2)))) (= (select (select (store (store .cse27 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_537) v_arrayElimCell_40 v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= (select (select (store (store (store .cse28 |v_ULTIMATE.start_main_~p~0#1.base_59| .cse29) |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_537) |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) (= (select .cse26 |c_ULTIMATE.start_main_~a~0#1.offset|) 3)))))))) (or .cse25 (= |c_ULTIMATE.start_main_~p~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|)) (forall ((|v_ULTIMATE.start_main_~p~0#1.base_59| Int) (v_ArrVal_526 Int) (v_ArrVal_532 (Array Int Int))) (let ((.cse33 (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse4 .cse5 v_ArrVal_526)))) (let ((.cse36 (store .cse33 |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_532))) (let ((.cse34 (store (select .cse36 |v_ULTIMATE.start_main_~p~0#1.base_59|) 0 3))) (let ((.cse35 (store .cse36 |v_ULTIMATE.start_main_~p~0#1.base_59| .cse34))) (let ((.cse31 (select .cse35 |c_ULTIMATE.start_main_~a~0#1.base|))) (or (forall ((v_ArrVal_537 (Array Int Int))) (or (not (= v_ArrVal_537 (store .cse31 .cse2 (select v_ArrVal_537 .cse2)))) (forall ((v_arrayElimCell_41 Int) (v_arrayElimCell_40 Int) (v_ArrVal_538 (Array Int Int))) (let ((.cse32 (store .cse35 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_537))) (or (= (select (select (store .cse32 v_arrayElimCell_41 v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= (select (select (store .cse32 v_arrayElimCell_40 v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= (select (select (store (store (store .cse33 |v_ULTIMATE.start_main_~p~0#1.base_59| .cse34) |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_537) |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)))))) (= (select .cse31 |c_ULTIMATE.start_main_~a~0#1.offset|) 3))))))))))) is different from false [2023-12-19 16:37:19,349 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:19,350 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 206 treesize of output 120 [2023-12-19 16:37:19,353 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:37:19,407 INFO L349 Elim1Store]: treesize reduction 34, result has 58.5 percent of original size [2023-12-19 16:37:19,407 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 248 treesize of output 273 [2023-12-19 16:37:19,457 INFO L349 Elim1Store]: treesize reduction 26, result has 58.7 percent of original size [2023-12-19 16:37:19,457 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 122 treesize of output 144 [2023-12-19 16:37:19,475 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:37:19,496 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:19,497 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 42 treesize of output 60 [2023-12-19 16:37:19,538 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 50 treesize of output 46 [2023-12-19 16:37:19,663 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 6 treesize of output 4 [2023-12-19 16:37:19,680 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:37:19,726 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:19,727 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 30 [2023-12-19 16:37:19,755 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:19,755 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 30 [2023-12-19 16:37:19,839 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 6 treesize of output 4 [2023-12-19 16:37:19,931 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:19,931 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 36 [2023-12-19 16:37:19,965 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:19,966 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 259 treesize of output 147 [2023-12-19 16:37:20,025 INFO L349 Elim1Store]: treesize reduction 34, result has 58.5 percent of original size [2023-12-19 16:37:20,026 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 480 treesize of output 501 [2023-12-19 16:37:20,078 INFO L349 Elim1Store]: treesize reduction 37, result has 54.3 percent of original size [2023-12-19 16:37:20,078 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 320 treesize of output 331 [2023-12-19 16:37:20,143 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:20,144 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 57 treesize of output 75 [2023-12-19 16:37:20,182 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 148 treesize of output 136 [2023-12-19 16:37:20,346 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 6 treesize of output 4 [2023-12-19 16:37:20,429 INFO L349 Elim1Store]: treesize reduction 17, result has 37.0 percent of original size [2023-12-19 16:37:20,430 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 44 treesize of output 30 [2023-12-19 16:37:20,482 WARN L214 Elim1Store]: Array PQE input equivalent to true [2023-12-19 16:37:20,516 INFO L349 Elim1Store]: treesize reduction 17, result has 37.0 percent of original size [2023-12-19 16:37:20,517 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 44 treesize of output 30 [2023-12-19 16:37:20,705 INFO L349 Elim1Store]: treesize reduction 17, result has 37.0 percent of original size [2023-12-19 16:37:20,705 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 44 treesize of output 30 [2023-12-19 16:37:20,765 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 124 treesize of output 116 [2023-12-19 16:37:20,863 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 21 treesize of output 17 [2023-12-19 16:37:20,891 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:20,891 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 53 treesize of output 55 [2023-12-19 16:37:20,968 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:20,969 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 25 [2023-12-19 16:37:20,986 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-12-19 16:37:20,986 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 1 [2023-12-19 16:37:21,008 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:21,008 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 209 treesize of output 123 [2023-12-19 16:37:21,013 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:37:21,013 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:37:21,017 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 170 treesize of output 160 [2023-12-19 16:37:21,022 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 6 treesize of output 4 [2023-12-19 16:37:21,028 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 99 treesize of output 91 [2023-12-19 16:37:21,039 INFO L349 Elim1Store]: treesize reduction 13, result has 31.6 percent of original size [2023-12-19 16:37:21,040 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 40 [2023-12-19 16:37:21,085 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 5 treesize of output 3 [2023-12-19 16:37:21,094 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:21,094 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 156 treesize of output 96 [2023-12-19 16:37:21,098 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:37:21,099 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:37:21,101 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 121 treesize of output 111 [2023-12-19 16:37:21,107 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 50 treesize of output 46 [2023-12-19 16:37:21,117 INFO L349 Elim1Store]: treesize reduction 13, result has 31.6 percent of original size [2023-12-19 16:37:21,117 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 40 [2023-12-19 16:37:21,137 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 20 treesize of output 16 [2023-12-19 16:37:21,145 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 6 treesize of output 4 [2023-12-19 16:37:21,156 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:21,157 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 262 treesize of output 150 [2023-12-19 16:37:21,160 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:37:21,176 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:21,176 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 311 treesize of output 313 [2023-12-19 16:37:21,220 INFO L349 Elim1Store]: treesize reduction 26, result has 58.7 percent of original size [2023-12-19 16:37:21,221 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 122 treesize of output 144 [2023-12-19 16:37:21,272 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 148 treesize of output 136 [2023-12-19 16:37:21,293 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 6 treesize of output 4 [2023-12-19 16:37:21,359 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:21,361 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 30 [2023-12-19 16:37:21,391 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:21,391 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 30 [2023-12-19 16:37:21,479 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 6 treesize of output 4 [2023-12-19 16:37:21,490 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 5 treesize of output 3 [2023-12-19 16:37:21,499 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:21,500 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 209 treesize of output 123 [2023-12-19 16:37:21,503 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:37:21,516 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:21,517 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 262 treesize of output 264 [2023-12-19 16:37:21,561 INFO L349 Elim1Store]: treesize reduction 26, result has 58.7 percent of original size [2023-12-19 16:37:21,561 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 122 treesize of output 144 [2023-12-19 16:37:21,577 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 99 treesize of output 91 [2023-12-19 16:37:21,593 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 6 treesize of output 4 [2023-12-19 16:37:21,642 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:21,642 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 30 [2023-12-19 16:37:21,680 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:21,680 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 30 [2023-12-19 16:37:21,740 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 6 treesize of output 4 [2023-12-19 16:37:21,763 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:21,764 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 44 [2023-12-19 16:37:21,778 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:21,778 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 90 treesize of output 69 [2023-12-19 16:37:21,780 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:37:21,790 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:21,790 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 56 treesize of output 58 [2023-12-19 16:37:21,797 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 9 treesize of output 7 [2023-12-19 16:37:21,804 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 6 treesize of output 4 [2023-12-19 16:37:21,810 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:21,810 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 28 [2023-12-19 16:37:21,837 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:21,837 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 209 treesize of output 123 [2023-12-19 16:37:21,842 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:37:21,842 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:37:21,849 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:21,850 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 170 treesize of output 168 [2023-12-19 16:37:21,857 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 91 [2023-12-19 16:37:21,872 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2023-12-19 16:37:21,909 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 12 [2023-12-19 16:37:21,919 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:21,920 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 156 treesize of output 96 [2023-12-19 16:37:21,923 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:37:21,924 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:37:21,930 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:21,930 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 121 treesize of output 119 [2023-12-19 16:37:21,936 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 46 [2023-12-19 16:37:21,947 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2023-12-19 16:37:21,973 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 12 [2023-12-19 16:37:21,983 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:21,984 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 262 treesize of output 150 [2023-12-19 16:37:21,988 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:37:22,004 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:22,005 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 311 treesize of output 321 [2023-12-19 16:37:22,048 INFO L349 Elim1Store]: treesize reduction 26, result has 58.7 percent of original size [2023-12-19 16:37:22,048 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 122 treesize of output 144 [2023-12-19 16:37:22,067 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 136 [2023-12-19 16:37:22,117 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2023-12-19 16:37:22,164 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:22,164 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 30 [2023-12-19 16:37:22,194 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:22,195 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 30 [2023-12-19 16:37:22,261 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2023-12-19 16:37:22,273 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 12 [2023-12-19 16:37:22,284 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:22,285 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 209 treesize of output 123 [2023-12-19 16:37:22,288 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:37:22,303 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:22,304 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 262 treesize of output 272 [2023-12-19 16:37:22,346 INFO L349 Elim1Store]: treesize reduction 26, result has 58.7 percent of original size [2023-12-19 16:37:22,346 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 122 treesize of output 144 [2023-12-19 16:37:22,363 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 91 [2023-12-19 16:37:22,410 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2023-12-19 16:37:22,442 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:22,443 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 30 [2023-12-19 16:37:22,481 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:22,481 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 30 [2023-12-19 16:37:22,566 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2023-12-19 16:37:22,588 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:22,588 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2023-12-19 16:37:22,609 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:22,609 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 206 treesize of output 120 [2023-12-19 16:37:22,613 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:37:22,613 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:37:22,640 INFO L349 Elim1Store]: treesize reduction 21, result has 62.5 percent of original size [2023-12-19 16:37:22,640 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 156 treesize of output 172 [2023-12-19 16:37:22,647 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:37:22,659 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:22,659 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 94 treesize of output 98 [2023-12-19 16:37:22,670 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 50 treesize of output 46 [2023-12-19 16:37:22,702 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 6 treesize of output 4 [2023-12-19 16:37:22,742 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:22,743 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 23 [2023-12-19 16:37:22,759 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:22,759 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 119 treesize of output 85 [2023-12-19 16:37:22,761 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:37:22,773 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:22,773 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 75 treesize of output 77 [2023-12-19 16:37:22,777 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 19 treesize of output 15 [2023-12-19 16:37:22,784 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 6 treesize of output 4 [2023-12-19 16:37:22,798 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:22,799 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 28 [2023-12-19 16:37:22,816 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:22,817 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 153 treesize of output 93 [2023-12-19 16:37:22,820 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:37:22,820 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:37:22,848 INFO L349 Elim1Store]: treesize reduction 21, result has 62.5 percent of original size [2023-12-19 16:37:22,849 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 107 treesize of output 123 [2023-12-19 16:37:22,854 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:37:22,865 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:22,865 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 94 treesize of output 98 [2023-12-19 16:37:22,890 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 6 treesize of output 4 [2023-12-19 16:37:22,896 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 6 treesize of output 4 [2023-12-19 16:37:22,916 INFO L349 Elim1Store]: treesize reduction 36, result has 35.7 percent of original size [2023-12-19 16:37:22,917 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 3 new quantified variables, introduced 4 case distinctions, treesize of input 70 treesize of output 65 [2023-12-19 16:37:22,964 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:22,965 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 29 [2023-12-19 16:37:31,895 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 15 not checked. [2023-12-19 16:37:31,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [192699023] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-19 16:37:31,895 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-19 16:37:31,895 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 44 [2023-12-19 16:37:31,895 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956780682] [2023-12-19 16:37:31,896 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-19 16:37:31,896 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2023-12-19 16:37:31,896 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 16:37:31,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2023-12-19 16:37:31,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=146, Invalid=1124, Unknown=26, NotChecked=684, Total=1980 [2023-12-19 16:37:31,898 INFO L87 Difference]: Start difference. First operand 49 states and 56 transitions. Second operand has 45 states, 45 states have (on average 1.8666666666666667) internal successors, (84), 44 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 16:37:39,247 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse2 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) (.cse6 (select |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base|)) (.cse7 (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4))) (let ((.cse22 (and (forall ((|v_ULTIMATE.start_main_~t~0#1.base_29| Int)) (or (= |v_ULTIMATE.start_main_~t~0#1.base_29| |c_ULTIMATE.start_main_~a~0#1.base|) (forall ((v_arrayElimCell_38 Int) (|v_ULTIMATE.start_main_~p~0#1.base_59| Int) (v_ArrVal_526 Int) (v_ArrVal_532 (Array Int Int))) (let ((.cse44 (let ((.cse45 (store (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse6 .cse7 v_ArrVal_526)) |v_ULTIMATE.start_main_~t~0#1.base_29| v_ArrVal_532))) (store .cse45 |v_ULTIMATE.start_main_~p~0#1.base_59| (store (select .cse45 |v_ULTIMATE.start_main_~p~0#1.base_59|) 0 3))))) (let ((.cse43 (select .cse44 |c_ULTIMATE.start_main_~a~0#1.base|))) (or (= |v_ULTIMATE.start_main_~p~0#1.base_59| |c_ULTIMATE.start_main_~a~0#1.base|) (= (select .cse43 |c_ULTIMATE.start_main_~a~0#1.offset|) 3) (forall ((v_ArrVal_537 (Array Int Int)) (v_ArrVal_538 (Array Int Int))) (or (not (= v_ArrVal_537 (store .cse43 .cse2 (select v_ArrVal_537 .cse2)))) (= (select (select (store (store .cse44 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_537) v_arrayElimCell_38 v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1))))))) (not (= (select |c_#valid| |v_ULTIMATE.start_main_~t~0#1.base_29|) 0)))) (forall ((|v_ULTIMATE.start_main_~t~0#1.base_29| Int)) (or (not (= (select |c_#valid| |v_ULTIMATE.start_main_~t~0#1.base_29|) 0)) (forall ((v_arrayElimCell_38 Int) (|v_ULTIMATE.start_main_~p~0#1.base_59| Int) (v_ArrVal_526 Int) (v_ArrVal_532 (Array Int Int))) (let ((.cse48 (let ((.cse49 (store (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse6 .cse7 v_ArrVal_526)) |v_ULTIMATE.start_main_~t~0#1.base_29| v_ArrVal_532))) (store .cse49 |v_ULTIMATE.start_main_~p~0#1.base_59| (store (select .cse49 |v_ULTIMATE.start_main_~p~0#1.base_59|) 0 3))))) (let ((.cse46 (select .cse48 |c_ULTIMATE.start_main_~a~0#1.base|))) (or (= (select .cse46 |c_ULTIMATE.start_main_~a~0#1.offset|) 3) (forall ((v_ArrVal_537 (Array Int Int))) (or (forall ((v_arrayElimCell_41 Int) (v_arrayElimCell_40 Int) (v_ArrVal_538 (Array Int Int))) (let ((.cse47 (store .cse48 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_537))) (or (= (select (select (store .cse47 v_arrayElimCell_40 v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= (select (select (store .cse47 v_arrayElimCell_41 v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= (select (select (store .cse47 v_arrayElimCell_38 v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)))) (not (= v_ArrVal_537 (store .cse46 .cse2 (select v_ArrVal_537 .cse2)))))))))))) (forall ((|v_ULTIMATE.start_main_~t~0#1.base_29| Int)) (or (not (= (select |c_#valid| |v_ULTIMATE.start_main_~t~0#1.base_29|) 0)) (forall ((v_arrayElimCell_38 Int) (|v_ULTIMATE.start_main_~p~0#1.base_59| Int) (v_ArrVal_526 Int) (v_ArrVal_532 (Array Int Int))) (let ((.cse52 (let ((.cse53 (store (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse6 .cse7 v_ArrVal_526)) |v_ULTIMATE.start_main_~t~0#1.base_29| v_ArrVal_532))) (store .cse53 |v_ULTIMATE.start_main_~p~0#1.base_59| (store (select .cse53 |v_ULTIMATE.start_main_~p~0#1.base_59|) 0 3))))) (let ((.cse50 (select .cse52 |c_ULTIMATE.start_main_~a~0#1.base|))) (or (= |v_ULTIMATE.start_main_~p~0#1.base_59| |c_ULTIMATE.start_main_~a~0#1.base|) (= (select .cse50 |c_ULTIMATE.start_main_~a~0#1.offset|) 3) (forall ((v_ArrVal_537 (Array Int Int)) (v_arrayElimCell_40 Int) (v_ArrVal_538 (Array Int Int))) (let ((.cse51 (store .cse52 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_537))) (or (= (select (select (store .cse51 v_arrayElimCell_40 v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= v_ArrVal_537 (store .cse50 .cse2 (select v_ArrVal_537 .cse2)))) (= (select (select (store .cse51 v_arrayElimCell_38 v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)))))))))) (forall ((|v_ULTIMATE.start_main_~t~0#1.base_29| Int)) (or (= |v_ULTIMATE.start_main_~t~0#1.base_29| |c_ULTIMATE.start_main_~a~0#1.base|) (forall ((v_arrayElimCell_38 Int) (|v_ULTIMATE.start_main_~p~0#1.base_59| Int) (v_ArrVal_526 Int) (v_ArrVal_532 (Array Int Int))) (let ((.cse56 (let ((.cse57 (store (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse6 .cse7 v_ArrVal_526)) |v_ULTIMATE.start_main_~t~0#1.base_29| v_ArrVal_532))) (store .cse57 |v_ULTIMATE.start_main_~p~0#1.base_59| (store (select .cse57 |v_ULTIMATE.start_main_~p~0#1.base_59|) 0 3))))) (let ((.cse54 (select .cse56 |c_ULTIMATE.start_main_~a~0#1.base|))) (or (= (select .cse54 |c_ULTIMATE.start_main_~a~0#1.offset|) 3) (forall ((v_ArrVal_537 (Array Int Int))) (or (not (= v_ArrVal_537 (store .cse54 .cse2 (select v_ArrVal_537 .cse2)))) (forall ((v_arrayElimCell_41 Int) (v_ArrVal_538 (Array Int Int))) (let ((.cse55 (store .cse56 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_537))) (or (= (select (select (store .cse55 v_arrayElimCell_41 v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= (select (select (store .cse55 v_arrayElimCell_38 v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)))))))))) (not (= (select |c_#valid| |v_ULTIMATE.start_main_~t~0#1.base_29|) 0)))))) (.cse21 (select |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_main_~p~0#1.base|)) (.cse0 (select |c_#valid| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse23 (= |c_ULTIMATE.start_main_~p~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|))) (and (= .cse0 1) (forall ((|v_ULTIMATE.start_main_~t~0#1.base_29| Int)) (or (= |v_ULTIMATE.start_main_~t~0#1.base_29| |c_ULTIMATE.start_main_~a~0#1.base|) (forall ((|v_ULTIMATE.start_main_~p~0#1.base_59| Int) (v_ArrVal_526 Int) (v_ArrVal_532 (Array Int Int))) (let ((.cse3 (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse6 .cse7 v_ArrVal_526)))) (let ((.cse5 (store .cse3 |v_ULTIMATE.start_main_~t~0#1.base_29| v_ArrVal_532))) (let ((.cse4 (store (select .cse5 |v_ULTIMATE.start_main_~p~0#1.base_59|) 0 3))) (let ((.cse1 (select (store .cse5 |v_ULTIMATE.start_main_~p~0#1.base_59| .cse4) |c_ULTIMATE.start_main_~a~0#1.base|))) (or (= |v_ULTIMATE.start_main_~p~0#1.base_59| |c_ULTIMATE.start_main_~a~0#1.base|) (= (select .cse1 |c_ULTIMATE.start_main_~a~0#1.offset|) 3) (forall ((v_ArrVal_537 (Array Int Int)) (v_ArrVal_538 (Array Int Int))) (or (not (= v_ArrVal_537 (store .cse1 .cse2 (select v_ArrVal_537 .cse2)))) (= (select (select (store (store (store .cse3 |v_ULTIMATE.start_main_~p~0#1.base_59| .cse4) |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_537) |v_ULTIMATE.start_main_~t~0#1.base_29| v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1))))))))) (not (= (select |c_#valid| |v_ULTIMATE.start_main_~t~0#1.base_29|) 0)))) (forall ((|v_ULTIMATE.start_main_~t~0#1.base_29| Int)) (or (forall ((|v_ULTIMATE.start_main_~p~0#1.base_59| Int) (v_ArrVal_526 Int) (v_ArrVal_532 (Array Int Int))) (let ((.cse10 (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse6 .cse7 v_ArrVal_526)))) (let ((.cse13 (store .cse10 |v_ULTIMATE.start_main_~t~0#1.base_29| v_ArrVal_532))) (let ((.cse11 (store (select .cse13 |v_ULTIMATE.start_main_~p~0#1.base_59|) 0 3))) (let ((.cse12 (store .cse13 |v_ULTIMATE.start_main_~p~0#1.base_59| .cse11))) (let ((.cse8 (select .cse12 |c_ULTIMATE.start_main_~a~0#1.base|))) (or (= (select .cse8 |c_ULTIMATE.start_main_~a~0#1.offset|) 3) (forall ((v_ArrVal_537 (Array Int Int))) (or (not (= v_ArrVal_537 (store .cse8 .cse2 (select v_ArrVal_537 .cse2)))) (forall ((v_arrayElimCell_41 Int) (v_arrayElimCell_40 Int) (v_ArrVal_538 (Array Int Int))) (let ((.cse9 (store .cse12 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_537))) (or (= (select (select (store .cse9 v_arrayElimCell_40 v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= (select (select (store .cse9 v_arrayElimCell_41 v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= (select (select (store (store (store .cse10 |v_ULTIMATE.start_main_~p~0#1.base_59| .cse11) |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_537) |v_ULTIMATE.start_main_~t~0#1.base_29| v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1))))))))))))) (not (= (select |c_#valid| |v_ULTIMATE.start_main_~t~0#1.base_29|) 0)))) (forall ((|v_ULTIMATE.start_main_~t~0#1.base_29| Int)) (or (not (= (select |c_#valid| |v_ULTIMATE.start_main_~t~0#1.base_29|) 0)) (forall ((v_ArrVal_537 (Array Int Int)) (v_arrayElimCell_41 Int) (v_arrayElimCell_40 Int) (v_ArrVal_538 (Array Int Int)) (v_ArrVal_526 Int) (v_ArrVal_532 (Array Int Int))) (let ((.cse16 (store (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse6 .cse7 v_ArrVal_526)) |v_ULTIMATE.start_main_~t~0#1.base_29| v_ArrVal_532))) (let ((.cse14 (store .cse16 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_537)) (.cse15 (store (select .cse16 |c_ULTIMATE.start_main_~a~0#1.base|) 0 3))) (or (= (select (select (store .cse14 v_arrayElimCell_41 v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= (select (select (store .cse14 v_arrayElimCell_40 v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= v_ArrVal_537 (store .cse15 .cse2 (select v_ArrVal_537 .cse2)))) (= 3 (select .cse15 |c_ULTIMATE.start_main_~a~0#1.offset|)))))))) (forall ((|v_ULTIMATE.start_main_~t~0#1.base_29| Int)) (or (not (= (select |c_#valid| |v_ULTIMATE.start_main_~t~0#1.base_29|) 0)) (forall ((v_ArrVal_537 (Array Int Int)) (v_arrayElimCell_41 Int) (v_ArrVal_538 (Array Int Int)) (v_ArrVal_526 Int) (v_ArrVal_532 (Array Int Int))) (let ((.cse17 (store (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse6 .cse7 v_ArrVal_526)) |v_ULTIMATE.start_main_~t~0#1.base_29| v_ArrVal_532))) (let ((.cse18 (store (select .cse17 |c_ULTIMATE.start_main_~a~0#1.base|) 0 3))) (or (= (select (select (store (store .cse17 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_537) v_arrayElimCell_41 v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= v_ArrVal_537 (store .cse18 .cse2 (select v_ArrVal_537 .cse2)))) (= 3 (select .cse18 |c_ULTIMATE.start_main_~a~0#1.offset|)))))))) (let ((.cse19 (select (select |c_#memory_int#1| |c_ULTIMATE.start_main_~a~0#1.base|) 0))) (or (and (not (= (select (select |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_main_~a~0#1.base|) 4) |c_ULTIMATE.start_main_~a~0#1.base|)) (exists ((|ULTIMATE.start_main_~p~0#1.base| Int)) (= (select (select |c_#memory_int#1| |ULTIMATE.start_main_~p~0#1.base|) 0) 3)) (= .cse19 1)) (= .cse19 3))) (let ((.cse20 (select .cse6 0))) (or (= 3 .cse20) (and (not (= (select .cse21 4) |c_ULTIMATE.start_main_~p~0#1.base|)) (= .cse20 1) (exists ((v_subst_1 Int)) (= 3 (select (select |c_#memory_int#1| v_subst_1) 0)))))) (= |c_ULTIMATE.start_main_~flag~0#1| .cse0) (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (or .cse22 .cse23) (or (= |c_ULTIMATE.start_main_~p~0#1.offset| |c_ULTIMATE.start_main_~a~0#1.offset|) .cse22) (or (forall ((v_ArrVal_537 (Array Int Int)) (v_ArrVal_538 (Array Int Int))) (or (not (= v_ArrVal_537 (store .cse6 .cse7 (select v_ArrVal_537 .cse7)))) (= (select (select (store (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| v_ArrVal_537) (select .cse21 .cse7) v_ArrVal_538) |c_ULTIMATE.start_main_~p~0#1.base|) |c_ULTIMATE.start_main_~p~0#1.offset|) 1))) (= (select .cse6 |c_ULTIMATE.start_main_~p~0#1.offset|) 3)) (forall ((|v_ULTIMATE.start_main_~t~0#1.base_29| Int)) (or (= |v_ULTIMATE.start_main_~t~0#1.base_29| |c_ULTIMATE.start_main_~a~0#1.base|) (forall ((|v_ULTIMATE.start_main_~p~0#1.base_59| Int) (v_ArrVal_526 Int) (v_ArrVal_532 (Array Int Int))) (let ((.cse26 (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse6 .cse7 v_ArrVal_526)))) (let ((.cse28 (store .cse26 |v_ULTIMATE.start_main_~t~0#1.base_29| v_ArrVal_532))) (let ((.cse27 (store (select .cse28 |v_ULTIMATE.start_main_~p~0#1.base_59|) 0 3))) (let ((.cse25 (store .cse28 |v_ULTIMATE.start_main_~p~0#1.base_59| .cse27))) (let ((.cse24 (select .cse25 |c_ULTIMATE.start_main_~a~0#1.base|))) (or (= (select .cse24 |c_ULTIMATE.start_main_~a~0#1.offset|) 3) (forall ((v_ArrVal_537 (Array Int Int))) (or (forall ((v_arrayElimCell_41 Int) (v_ArrVal_538 (Array Int Int))) (or (= (select (select (store (store .cse25 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_537) v_arrayElimCell_41 v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= (select (select (store (store (store .cse26 |v_ULTIMATE.start_main_~p~0#1.base_59| .cse27) |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_537) |v_ULTIMATE.start_main_~t~0#1.base_29| v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) (not (= v_ArrVal_537 (store .cse24 .cse2 (select v_ArrVal_537 .cse2))))))))))))) (not (= (select |c_#valid| |v_ULTIMATE.start_main_~t~0#1.base_29|) 0)))) (= |c_ULTIMATE.start_main_~p~0#1.offset| 0) (or (and (forall ((|v_ULTIMATE.start_main_~p~0#1.base_59| Int) (v_ArrVal_526 Int) (v_ArrVal_532 (Array Int Int))) (let ((.cse30 (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse6 .cse7 v_ArrVal_526)))) (let ((.cse32 (store .cse30 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_532))) (let ((.cse31 (store (select .cse32 |v_ULTIMATE.start_main_~p~0#1.base_59|) 0 3))) (let ((.cse29 (select (store .cse32 |v_ULTIMATE.start_main_~p~0#1.base_59| .cse31) |c_ULTIMATE.start_main_~a~0#1.base|))) (or (= |v_ULTIMATE.start_main_~p~0#1.base_59| |c_ULTIMATE.start_main_~a~0#1.base|) (= 3 (select .cse29 |c_ULTIMATE.start_main_~a~0#1.offset|)) (forall ((v_ArrVal_537 (Array Int Int)) (v_arrayElimCell_40 Int) (v_ArrVal_538 (Array Int Int))) (or (= (select (select (store (store (store .cse30 |v_ULTIMATE.start_main_~p~0#1.base_59| .cse31) |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_537) v_arrayElimCell_40 v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= (store .cse29 .cse2 (select v_ArrVal_537 .cse2)) v_ArrVal_537)))))))))) (forall ((|v_ULTIMATE.start_main_~p~0#1.base_59| Int) (v_ArrVal_526 Int) (v_ArrVal_532 (Array Int Int))) (let ((.cse35 (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse6 .cse7 v_ArrVal_526)))) (let ((.cse37 (store .cse35 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_532))) (let ((.cse36 (store (select .cse37 |v_ULTIMATE.start_main_~p~0#1.base_59|) 0 3))) (let ((.cse33 (select (store .cse37 |v_ULTIMATE.start_main_~p~0#1.base_59| .cse36) |c_ULTIMATE.start_main_~a~0#1.base|))) (or (= 3 (select .cse33 |c_ULTIMATE.start_main_~a~0#1.offset|)) (forall ((v_ArrVal_537 (Array Int Int))) (or (not (= (store .cse33 .cse2 (select v_ArrVal_537 .cse2)) v_ArrVal_537)) (forall ((v_arrayElimCell_40 Int) (v_ArrVal_538 (Array Int Int))) (let ((.cse34 (store (store .cse35 |v_ULTIMATE.start_main_~p~0#1.base_59| .cse36) |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_537))) (or (forall ((v_arrayElimCell_41 Int)) (= (select (select (store .cse34 v_arrayElimCell_41 v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (= (select (select (store .cse34 v_arrayElimCell_40 v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1))))))))))))) (not (= .cse0 0))) .cse23 (forall ((|v_ULTIMATE.start_main_~t~0#1.base_29| Int)) (or (forall ((|v_ULTIMATE.start_main_~p~0#1.base_59| Int) (v_ArrVal_526 Int) (v_ArrVal_532 (Array Int Int))) (let ((.cse40 (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse6 .cse7 v_ArrVal_526)))) (let ((.cse42 (store .cse40 |v_ULTIMATE.start_main_~t~0#1.base_29| v_ArrVal_532))) (let ((.cse41 (store (select .cse42 |v_ULTIMATE.start_main_~p~0#1.base_59|) 0 3))) (let ((.cse39 (store .cse42 |v_ULTIMATE.start_main_~p~0#1.base_59| .cse41))) (let ((.cse38 (select .cse39 |c_ULTIMATE.start_main_~a~0#1.base|))) (or (= |v_ULTIMATE.start_main_~p~0#1.base_59| |c_ULTIMATE.start_main_~a~0#1.base|) (= (select .cse38 |c_ULTIMATE.start_main_~a~0#1.offset|) 3) (forall ((v_ArrVal_537 (Array Int Int)) (v_arrayElimCell_40 Int) (v_ArrVal_538 (Array Int Int))) (or (= (select (select (store (store .cse39 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_537) v_arrayElimCell_40 v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= v_ArrVal_537 (store .cse38 .cse2 (select v_ArrVal_537 .cse2)))) (= (select (select (store (store (store .cse40 |v_ULTIMATE.start_main_~p~0#1.base_59| .cse41) |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_537) |v_ULTIMATE.start_main_~t~0#1.base_29| v_ArrVal_538) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)))))))))) (not (= (select |c_#valid| |v_ULTIMATE.start_main_~t~0#1.base_29|) 0))))))) is different from true [2023-12-19 16:37:47,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 16:37:47,525 INFO L93 Difference]: Finished difference Result 106 states and 123 transitions. [2023-12-19 16:37:47,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-12-19 16:37:47,526 INFO L78 Accepts]: Start accepts. Automaton has has 45 states, 45 states have (on average 1.8666666666666667) internal successors, (84), 44 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 31 [2023-12-19 16:37:47,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 16:37:47,526 INFO L225 Difference]: With dead ends: 106 [2023-12-19 16:37:47,526 INFO L226 Difference]: Without dead ends: 104 [2023-12-19 16:37:47,528 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 34 SyntacticMatches, 3 SemanticMatches, 60 ConstructedPredicates, 10 IntricatePredicates, 2 DeprecatedPredicates, 642 ImplicationChecksByTransitivity, 23.6s TimeCoverageRelationStatistics Valid=294, Invalid=2371, Unknown=27, NotChecked=1090, Total=3782 [2023-12-19 16:37:47,528 INFO L413 NwaCegarLoop]: 28 mSDtfsCounter, 185 mSDsluCounter, 362 mSDsCounter, 0 mSdLazyCounter, 689 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 185 SdHoareTripleChecker+Valid, 390 SdHoareTripleChecker+Invalid, 1678 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 689 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 956 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2023-12-19 16:37:47,528 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [185 Valid, 390 Invalid, 1678 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 689 Invalid, 0 Unknown, 956 Unchecked, 4.2s Time] [2023-12-19 16:37:47,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2023-12-19 16:37:47,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 68. [2023-12-19 16:37:47,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 67 states have (on average 1.1492537313432836) internal successors, (77), 67 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 16:37:47,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 77 transitions. [2023-12-19 16:37:47,537 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 77 transitions. Word has length 31 [2023-12-19 16:37:47,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 16:37:47,537 INFO L495 AbstractCegarLoop]: Abstraction has 68 states and 77 transitions. [2023-12-19 16:37:47,537 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 45 states have (on average 1.8666666666666667) internal successors, (84), 44 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 16:37:47,537 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 77 transitions. [2023-12-19 16:37:47,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-19 16:37:47,537 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 16:37:47,538 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 16:37:47,547 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-12-19 16:37:47,743 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 16:37:47,744 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 16:37:47,744 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 16:37:47,745 INFO L85 PathProgramCache]: Analyzing trace with hash -1268022284, now seen corresponding path program 1 times [2023-12-19 16:37:47,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 16:37:47,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908421541] [2023-12-19 16:37:47,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 16:37:47,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 16:37:47,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 16:37:48,716 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 1 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 16:37:48,716 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 16:37:48,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [908421541] [2023-12-19 16:37:48,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [908421541] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-19 16:37:48,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2124209868] [2023-12-19 16:37:48,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 16:37:48,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 16:37:48,717 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 16:37:48,718 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 16:37:48,720 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-12-19 16:37:48,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 16:37:48,849 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-19 16:37:48,852 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 16:37:48,903 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2023-12-19 16:37:48,907 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2023-12-19 16:37:48,975 INFO L349 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2023-12-19 16:37:48,975 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 1 case distinctions, treesize of input 23 treesize of output 22 [2023-12-19 16:37:48,992 INFO L349 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2023-12-19 16:37:48,992 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 1 case distinctions, treesize of input 23 treesize of output 22 [2023-12-19 16:37:49,130 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-19 16:37:49,131 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-19 16:37:49,358 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-19 16:37:49,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2124209868] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-19 16:37:49,358 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-19 16:37:49,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 7, 7] total 24 [2023-12-19 16:37:49,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1057612718] [2023-12-19 16:37:49,359 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-19 16:37:49,359 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2023-12-19 16:37:49,359 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 16:37:49,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2023-12-19 16:37:49,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=482, Unknown=0, NotChecked=0, Total=552 [2023-12-19 16:37:49,360 INFO L87 Difference]: Start difference. First operand 68 states and 77 transitions. Second operand has 24 states, 24 states have (on average 2.625) internal successors, (63), 24 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 16:37:49,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 16:37:49,966 INFO L93 Difference]: Finished difference Result 96 states and 109 transitions. [2023-12-19 16:37:49,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-12-19 16:37:49,966 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 2.625) internal successors, (63), 24 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2023-12-19 16:37:49,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 16:37:49,967 INFO L225 Difference]: With dead ends: 96 [2023-12-19 16:37:49,967 INFO L226 Difference]: Without dead ends: 89 [2023-12-19 16:37:49,968 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 60 SyntacticMatches, 1 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 2 DeprecatedPredicates, 206 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=162, Invalid=1170, Unknown=0, NotChecked=0, Total=1332 [2023-12-19 16:37:49,968 INFO L413 NwaCegarLoop]: 16 mSDtfsCounter, 43 mSDsluCounter, 189 mSDsCounter, 0 mSdLazyCounter, 397 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 205 SdHoareTripleChecker+Invalid, 410 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 397 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-19 16:37:49,968 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [43 Valid, 205 Invalid, 410 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 397 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-19 16:37:49,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2023-12-19 16:37:49,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 70. [2023-12-19 16:37:49,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 69 states have (on average 1.1594202898550725) internal successors, (80), 69 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 16:37:49,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 80 transitions. [2023-12-19 16:37:49,978 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 80 transitions. Word has length 33 [2023-12-19 16:37:49,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 16:37:49,978 INFO L495 AbstractCegarLoop]: Abstraction has 70 states and 80 transitions. [2023-12-19 16:37:49,978 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 2.625) internal successors, (63), 24 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 16:37:49,978 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 80 transitions. [2023-12-19 16:37:49,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-19 16:37:49,979 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 16:37:49,979 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 16:37:49,991 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-12-19 16:37:50,184 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 16:37:50,185 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 16:37:50,185 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 16:37:50,185 INFO L85 PathProgramCache]: Analyzing trace with hash 202694188, now seen corresponding path program 2 times [2023-12-19 16:37:50,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 16:37:50,185 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [884069272] [2023-12-19 16:37:50,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 16:37:50,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 16:37:50,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 16:37:51,312 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 16:37:51,312 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 16:37:51,312 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [884069272] [2023-12-19 16:37:51,312 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [884069272] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-19 16:37:51,312 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [691442472] [2023-12-19 16:37:51,312 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-12-19 16:37:51,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 16:37:51,313 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 16:37:51,316 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 16:37:51,323 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-12-19 16:37:51,447 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-12-19 16:37:51,447 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-12-19 16:37:51,449 INFO L262 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 74 conjunts are in the unsatisfiable core [2023-12-19 16:37:51,456 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 16:37:51,461 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-19 16:37:51,549 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2023-12-19 16:37:51,550 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2023-12-19 16:37:51,606 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-19 16:37:51,615 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-19 16:37:51,688 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2023-12-19 16:37:51,689 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 1 case distinctions, treesize of input 16 treesize of output 15 [2023-12-19 16:37:51,701 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 5 treesize of output 3 [2023-12-19 16:37:51,719 INFO L349 Elim1Store]: treesize reduction 17, result has 22.7 percent of original size [2023-12-19 16:37:51,719 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 1 case distinctions, treesize of input 33 treesize of output 24 [2023-12-19 16:37:51,768 INFO L349 Elim1Store]: treesize reduction 8, result has 61.9 percent of original size [2023-12-19 16:37:51,769 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 22 [2023-12-19 16:37:51,848 INFO L349 Elim1Store]: treesize reduction 43, result has 14.0 percent of original size [2023-12-19 16:37:51,848 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 147 treesize of output 109 [2023-12-19 16:37:51,852 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 82 [2023-12-19 16:37:51,964 INFO L349 Elim1Store]: treesize reduction 56, result has 16.4 percent of original size [2023-12-19 16:37:51,965 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 177 treesize of output 140 [2023-12-19 16:37:51,986 INFO L349 Elim1Store]: treesize reduction 68, result has 18.1 percent of original size [2023-12-19 16:37:51,986 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 133 treesize of output 129 [2023-12-19 16:37:51,998 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 21 [2023-12-19 16:37:52,191 INFO L349 Elim1Store]: treesize reduction 25, result has 16.7 percent of original size [2023-12-19 16:37:52,191 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 84 treesize of output 66 [2023-12-19 16:37:52,196 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 64 treesize of output 52 [2023-12-19 16:37:52,199 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 60 treesize of output 47 [2023-12-19 16:37:52,202 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 44 treesize of output 36 [2023-12-19 16:37:52,231 INFO L349 Elim1Store]: treesize reduction 38, result has 36.7 percent of original size [2023-12-19 16:37:52,231 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 33 [2023-12-19 16:37:52,245 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 33 treesize of output 15 [2023-12-19 16:37:52,249 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2023-12-19 16:37:52,254 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-12-19 16:37:52,262 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 7 treesize of output 3 [2023-12-19 16:37:52,264 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 8 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 16:37:52,264 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-19 16:37:52,318 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_765 (Array Int Int))) (= (select (select (store |c_#memory_int#1| |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_765) |c_ULTIMATE.start_main_~p~0#1.base|) |c_ULTIMATE.start_main_~p~0#1.offset|) 3)) is different from false [2023-12-19 16:37:52,378 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_765 (Array Int Int)) (v_ArrVal_762 (Array Int Int)) (v_ArrVal_764 (Array Int Int)) (v_ArrVal_763 (Array Int Int))) (= 3 (let ((.cse0 (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select (store (store |c_#memory_int#1| |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_762) |c_ULTIMATE.start_main_~p~0#1.base| v_ArrVal_765) (select (select (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_763) |c_ULTIMATE.start_main_~p~0#1.base|) .cse0)) (select (select (store |c_#memory_$Pointer$#1.offset| |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_764) |c_ULTIMATE.start_main_~p~0#1.base|) .cse0))))) is different from false [2023-12-19 16:37:52,385 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_765 (Array Int Int)) (v_ArrVal_762 (Array Int Int)) (v_ArrVal_764 (Array Int Int)) (v_ArrVal_763 (Array Int Int))) (= (let ((.cse2 (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4))) (let ((.cse0 (select (select |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_main_~p~0#1.base|) .cse2)) (.cse1 (+ (select (select |c_#memory_$Pointer$#1.offset| |c_ULTIMATE.start_main_~p~0#1.base|) .cse2) 4))) (select (select (store (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| v_ArrVal_762) .cse0 v_ArrVal_765) (select (select (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_main_~p~0#1.base| v_ArrVal_763) .cse0) .cse1)) (select (select (store |c_#memory_$Pointer$#1.offset| |c_ULTIMATE.start_main_~p~0#1.base| v_ArrVal_764) .cse0) .cse1)))) 3)) is different from false [2023-12-19 16:37:52,502 INFO L349 Elim1Store]: treesize reduction 25, result has 40.5 percent of original size [2023-12-19 16:37:52,503 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 115 treesize of output 119 [2023-12-19 16:37:52,542 INFO L349 Elim1Store]: treesize reduction 11, result has 92.9 percent of original size [2023-12-19 16:37:52,543 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 903 treesize of output 909 [2023-12-19 16:37:52,552 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 152 treesize of output 120 [2023-12-19 16:37:52,560 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 183 treesize of output 119 [2023-12-19 16:37:55,087 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:55,087 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 56 [2023-12-19 16:37:55,092 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:55,092 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 51 [2023-12-19 16:37:55,108 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:55,108 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 133 treesize of output 126 [2023-12-19 16:37:55,113 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:55,114 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 118 treesize of output 106 [2023-12-19 16:37:55,136 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:55,136 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 56 [2023-12-19 16:37:55,142 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:55,142 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 63 treesize of output 67 [2023-12-19 16:37:55,156 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:55,156 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 133 treesize of output 116 [2023-12-19 16:37:55,163 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:55,163 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 136 treesize of output 134 [2023-12-19 16:37:55,181 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:55,181 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 115 treesize of output 103 [2023-12-19 16:37:55,188 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:55,189 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 95 treesize of output 93 [2023-12-19 16:37:55,211 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:55,211 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 133 treesize of output 126 [2023-12-19 16:37:55,220 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:55,220 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 118 treesize of output 106 [2023-12-19 16:37:55,243 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:55,243 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 116 treesize of output 109 [2023-12-19 16:37:55,251 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:55,251 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 125 treesize of output 118 [2023-12-19 16:37:55,272 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:55,273 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 115 treesize of output 108 [2023-12-19 16:37:55,280 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:55,281 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 100 treesize of output 93 [2023-12-19 16:37:55,303 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:55,304 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 56 [2023-12-19 16:37:55,310 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:55,310 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 51 [2023-12-19 16:37:55,324 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:55,324 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 56 [2023-12-19 16:37:55,328 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:55,328 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 63 treesize of output 67 [2023-12-19 16:37:55,343 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:55,343 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 116 treesize of output 109 [2023-12-19 16:37:55,348 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:55,348 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 125 treesize of output 118 [2023-12-19 16:37:55,366 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:55,366 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 115 treesize of output 108 [2023-12-19 16:37:55,371 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:55,371 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 100 treesize of output 93 [2023-12-19 16:37:55,407 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:55,407 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 115 treesize of output 103 [2023-12-19 16:37:55,417 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:55,417 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 95 treesize of output 93 [2023-12-19 16:37:55,439 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:55,439 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 133 treesize of output 116 [2023-12-19 16:37:55,449 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:37:55,449 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 136 treesize of output 134 [2023-12-19 16:38:01,314 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:01,314 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 196 treesize of output 176 [2023-12-19 16:38:01,404 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:01,405 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 6301 treesize of output 5046 [2023-12-19 16:38:01,443 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:01,443 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 1442 treesize of output 1052 [2023-12-19 16:38:01,456 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:38:01,757 INFO L349 Elim1Store]: treesize reduction 42, result has 82.1 percent of original size [2023-12-19 16:38:01,758 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 15 case distinctions, treesize of input 8574 treesize of output 5983 [2023-12-19 16:38:01,933 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:01,934 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 960 treesize of output 916 [2023-12-19 16:38:02,080 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:02,081 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 378 treesize of output 379 [2023-12-19 16:38:02,171 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:02,171 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 963 treesize of output 751 [2023-12-19 16:38:02,232 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:02,233 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 230 treesize of output 223 [2023-12-19 16:38:02,292 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:02,293 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 222 treesize of output 214 [2023-12-19 16:38:02,373 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:02,374 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 292 treesize of output 296 [2023-12-19 16:38:08,981 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:08,982 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 169 treesize of output 139 [2023-12-19 16:38:09,056 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:09,057 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 50190 treesize of output 37861 [2023-12-19 16:38:09,151 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:09,151 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 2367 treesize of output 1757 [2023-12-19 16:38:09,171 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:38:09,188 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:09,189 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 2319 treesize of output 1952 [2023-12-19 16:38:09,254 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:09,254 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 986 treesize of output 722 [2023-12-19 16:38:09,323 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:09,323 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 623 treesize of output 603 [2023-12-19 16:38:09,383 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:09,384 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 613 treesize of output 595 [2023-12-19 16:38:09,459 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:09,459 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 427 treesize of output 403 [2023-12-19 16:38:15,556 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:15,556 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 88 treesize of output 79 [2023-12-19 16:38:15,562 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:15,562 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 69 [2023-12-19 16:38:15,572 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:15,572 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 371 treesize of output 262 [2023-12-19 16:38:15,577 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:38:15,742 INFO L349 Elim1Store]: treesize reduction 38, result has 82.6 percent of original size [2023-12-19 16:38:15,743 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 15 case distinctions, treesize of input 4748 treesize of output 3973 [2023-12-19 16:38:15,806 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:15,806 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 351 treesize of output 303 [2023-12-19 16:38:15,850 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:15,850 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 491 treesize of output 363 [2023-12-19 16:38:15,871 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:15,872 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 246 treesize of output 222 [2023-12-19 16:38:15,891 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:15,891 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 214 treesize of output 206 [2023-12-19 16:38:18,367 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:18,368 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 169 treesize of output 149 [2023-12-19 16:38:18,374 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:18,374 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 139 treesize of output 119 [2023-12-19 16:38:18,442 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:18,442 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 5208 treesize of output 3807 [2023-12-19 16:38:18,470 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:38:18,693 INFO L349 Elim1Store]: treesize reduction 42, result has 82.1 percent of original size [2023-12-19 16:38:18,694 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 15 case distinctions, treesize of input 9389 treesize of output 7478 [2023-12-19 16:38:18,828 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:18,828 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 1050 treesize of output 842 [2023-12-19 16:38:18,893 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:18,893 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 636 treesize of output 584 [2023-12-19 16:38:19,020 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:19,021 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 308 treesize of output 312 [2023-12-19 16:38:19,064 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:19,065 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 214 treesize of output 206 [2023-12-19 16:38:19,113 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:19,114 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 222 treesize of output 222 [2023-12-19 16:38:19,159 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:19,159 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 214 treesize of output 206 [2023-12-19 16:38:29,202 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:29,203 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 196 treesize of output 156 [2023-12-19 16:38:29,208 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:29,208 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 146 treesize of output 136 [2023-12-19 16:38:29,219 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:29,219 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 711 treesize of output 524 [2023-12-19 16:38:29,234 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-19 16:38:29,410 INFO L349 Elim1Store]: treesize reduction 38, result has 82.6 percent of original size [2023-12-19 16:38:29,410 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 7 new quantified variables, introduced 15 case distinctions, treesize of input 11510 treesize of output 9399 [2023-12-19 16:38:29,577 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:29,577 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 793 treesize of output 717 [2023-12-19 16:38:29,648 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:29,648 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 897 treesize of output 625 [2023-12-19 16:38:29,672 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:29,673 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 508 treesize of output 484 [2023-12-19 16:38:29,713 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:29,714 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 476 treesize of output 420 [2023-12-19 16:38:31,742 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:31,742 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 169 treesize of output 139 [2023-12-19 16:38:31,821 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:31,822 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 47449 treesize of output 36974 [2023-12-19 16:38:31,919 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:31,920 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 4495 treesize of output 3325 [2023-12-19 16:38:31,961 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:31,961 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20487 treesize of output 19076 [2023-12-19 16:38:32,195 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:32,195 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 1859 treesize of output 1853 [2023-12-19 16:38:32,316 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 1989 treesize of output 1717 [2023-12-19 16:38:32,404 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:32,404 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 1539 treesize of output 1423 [2023-12-19 16:38:32,499 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:32,499 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1547 treesize of output 1207 [2023-12-19 16:38:32,567 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-19 16:38:32,568 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 875 treesize of output 835 [2023-12-19 16:41:36,138 WARN L249 Executor]: External (MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) stderr output: (error "out of memory") [2023-12-19 16:41:36,138 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 101 [2023-12-19 16:41:36,139 WARN L320 FreeRefinementEngine]: Global settings require throwing the following exception [2023-12-19 16:41:36,145 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-12-19 16:41:36,339 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2023-12-19 16:41:36,340 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseSuccess(Executor.java:277) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.push(Scriptor.java:133) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.arrays.DiffWrapperScript.push(DiffWrapperScript.java:90) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.push(WrapperScript.java:148) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.push(HistoryRecordingScript.java:107) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:48) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.checkRedundancy(SimplifyDDA2.java:268) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.convertForPreprocessedInputTerms(SimplifyDDA2.java:410) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.convert(SimplifyDDA2.java:394) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.convert(SimplifyDDA2.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:88) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:84) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.simplify(SimplifyDDA2.java:500) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:252) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplifyWithStatistics(SmtUtils.java:324) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify(QuantifierPusher.java:731) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:133) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:209) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:100) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:84) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:297) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushUtilsForSubsetPush.pushMinionEliminatees(QuantifierPushUtilsForSubsetPush.java:255) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushUtilsForSubsetPush.sequentialSubsetPush(QuantifierPushUtilsForSubsetPush.java:151) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:338) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:189) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:209) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:100) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:84) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:297) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:283) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminate(PartialQuantifierElimination.java:51) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:238) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:420) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeBackwardSequence(IterativePredicateTransformer.java:399) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeWeakestPreconditionSequence(IterativePredicateTransformer.java:271) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:341) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:184) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:110) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:77) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:267) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:148) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:431) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:416) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1518) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) ... 69 more [2023-12-19 16:41:36,344 INFO L158 Benchmark]: Toolchain (without parser) took 272052.35ms. Allocated memory was 194.0MB in the beginning and 1.1GB in the end (delta: 881.9MB). Free memory was 145.9MB in the beginning and 816.4MB in the end (delta: -670.4MB). Peak memory consumption was 652.0MB. Max. memory is 8.0GB. [2023-12-19 16:41:36,344 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 194.0MB. Free memory is still 148.9MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-19 16:41:36,344 INFO L158 Benchmark]: CACSL2BoogieTranslator took 349.30ms. Allocated memory is still 194.0MB. Free memory was 145.6MB in the beginning and 127.8MB in the end (delta: 17.8MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2023-12-19 16:41:36,345 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.86ms. Allocated memory is still 194.0MB. Free memory was 127.8MB in the beginning and 125.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-12-19 16:41:36,345 INFO L158 Benchmark]: Boogie Preprocessor took 42.33ms. Allocated memory is still 194.0MB. Free memory was 125.7MB in the beginning and 123.2MB in the end (delta: 2.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-12-19 16:41:36,345 INFO L158 Benchmark]: RCFGBuilder took 361.78ms. Allocated memory is still 194.0MB. Free memory was 123.2MB in the beginning and 164.9MB in the end (delta: -41.7MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2023-12-19 16:41:36,345 INFO L158 Benchmark]: TraceAbstraction took 271260.50ms. Allocated memory was 194.0MB in the beginning and 1.1GB in the end (delta: 881.9MB). Free memory was 164.4MB in the beginning and 816.4MB in the end (delta: -652.0MB). Peak memory consumption was 669.7MB. Max. memory is 8.0GB. [2023-12-19 16:41:36,346 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 194.0MB. Free memory is still 148.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 349.30ms. Allocated memory is still 194.0MB. Free memory was 145.6MB in the beginning and 127.8MB in the end (delta: 17.8MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 33.86ms. Allocated memory is still 194.0MB. Free memory was 127.8MB in the beginning and 125.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 42.33ms. Allocated memory is still 194.0MB. Free memory was 125.7MB in the beginning and 123.2MB in the end (delta: 2.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 361.78ms. Allocated memory is still 194.0MB. Free memory was 123.2MB in the beginning and 164.9MB in the end (delta: -41.7MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * TraceAbstraction took 271260.50ms. Allocated memory was 194.0MB in the beginning and 1.1GB in the end (delta: 881.9MB). Free memory was 164.4MB in the beginning and 816.4MB in the end (delta: -652.0MB). Peak memory consumption was 669.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...