./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-properties/splice-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a046e57d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-properties/splice-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 098fc4cb5d15cb305e8d98bf2e1c69b111d102681b51dec68ae720515d6f30bc --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-12 18:23:11,648 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-12 18:23:11,715 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-12 18:23:11,720 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-12 18:23:11,720 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-12 18:23:11,749 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-12 18:23:11,750 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-12 18:23:11,752 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-12 18:23:11,753 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-12 18:23:11,753 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-12 18:23:11,754 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-12 18:23:11,754 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-12 18:23:11,755 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-12 18:23:11,755 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-12 18:23:11,756 INFO L153 SettingsManager]: * Use SBE=true [2024-10-12 18:23:11,758 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-12 18:23:11,759 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-12 18:23:11,761 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-12 18:23:11,762 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-12 18:23:11,762 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-12 18:23:11,762 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-12 18:23:11,763 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-12 18:23:11,763 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-12 18:23:11,763 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-12 18:23:11,763 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-12 18:23:11,764 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-12 18:23:11,764 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-12 18:23:11,764 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-12 18:23:11,764 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-12 18:23:11,765 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-12 18:23:11,765 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-12 18:23:11,765 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-12 18:23:11,765 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-12 18:23:11,766 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-12 18:23:11,766 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-12 18:23:11,767 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-12 18:23:11,767 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-12 18:23:11,767 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-12 18:23:11,768 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-12 18:23:11,768 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-12 18:23:11,768 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-12 18:23:11,768 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-12 18:23:11,769 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 098fc4cb5d15cb305e8d98bf2e1c69b111d102681b51dec68ae720515d6f30bc [2024-10-12 18:23:12,033 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-12 18:23:12,060 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-12 18:23:12,064 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-12 18:23:12,065 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-12 18:23:12,066 INFO L274 PluginConnector]: CDTParser initialized [2024-10-12 18:23:12,067 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-properties/splice-2.i [2024-10-12 18:23:13,527 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-12 18:23:13,753 INFO L384 CDTParser]: Found 1 translation units. [2024-10-12 18:23:13,753 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-properties/splice-2.i [2024-10-12 18:23:13,777 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9198ef2f/a56b785dda8648769f36ded0b484f507/FLAGd9a6010e8 [2024-10-12 18:23:14,120 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9198ef2f/a56b785dda8648769f36ded0b484f507 [2024-10-12 18:23:14,123 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-12 18:23:14,124 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-12 18:23:14,127 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-12 18:23:14,127 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-12 18:23:14,133 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-12 18:23:14,133 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 06:23:14" (1/1) ... [2024-10-12 18:23:14,137 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47295332 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:23:14, skipping insertion in model container [2024-10-12 18:23:14,137 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 06:23:14" (1/1) ... [2024-10-12 18:23:14,179 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-12 18:23:14,536 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-properties/splice-2.i[23721,23734] [2024-10-12 18:23:14,543 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 18:23:14,555 INFO L200 MainTranslator]: Completed pre-run [2024-10-12 18:23:14,657 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-properties/splice-2.i[23721,23734] [2024-10-12 18:23:14,658 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 18:23:14,736 INFO L204 MainTranslator]: Completed translation [2024-10-12 18:23:14,737 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:23:14 WrapperNode [2024-10-12 18:23:14,737 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-12 18:23:14,738 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-12 18:23:14,739 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-12 18:23:14,739 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-12 18:23:14,747 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:23:14" (1/1) ... [2024-10-12 18:23:14,763 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:23:14" (1/1) ... [2024-10-12 18:23:14,788 INFO L138 Inliner]: procedures = 124, calls = 24, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 104 [2024-10-12 18:23:14,790 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-12 18:23:14,791 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-12 18:23:14,791 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-12 18:23:14,791 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-12 18:23:14,807 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:23:14" (1/1) ... [2024-10-12 18:23:14,811 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:23:14" (1/1) ... [2024-10-12 18:23:14,816 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:23:14" (1/1) ... [2024-10-12 18:23:14,832 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]. [2024-10-12 18:23:14,833 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:23:14" (1/1) ... [2024-10-12 18:23:14,833 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:23:14" (1/1) ... [2024-10-12 18:23:14,839 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:23:14" (1/1) ... [2024-10-12 18:23:14,843 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:23:14" (1/1) ... [2024-10-12 18:23:14,844 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:23:14" (1/1) ... [2024-10-12 18:23:14,846 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:23:14" (1/1) ... [2024-10-12 18:23:14,848 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-12 18:23:14,849 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-12 18:23:14,849 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-12 18:23:14,849 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-12 18:23:14,850 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:23:14" (1/1) ... [2024-10-12 18:23:14,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-12 18:23:14,867 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 18:23:14,883 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-12 18:23:14,886 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-12 18:23:14,940 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2024-10-12 18:23:14,941 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2024-10-12 18:23:14,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-12 18:23:14,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-12 18:23:14,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-12 18:23:14,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-12 18:23:14,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-12 18:23:14,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-12 18:23:14,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-12 18:23:14,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-12 18:23:14,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-12 18:23:14,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-12 18:23:14,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-12 18:23:14,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-12 18:23:14,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-12 18:23:14,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-12 18:23:15,056 INFO L238 CfgBuilder]: Building ICFG [2024-10-12 18:23:15,058 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-12 18:23:15,079 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2024-10-12 18:23:15,223 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-10-12 18:23:15,224 INFO L287 CfgBuilder]: Performing block encoding [2024-10-12 18:23:15,249 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-12 18:23:15,249 INFO L314 CfgBuilder]: Removed 4 assume(true) statements. [2024-10-12 18:23:15,249 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 06:23:15 BoogieIcfgContainer [2024-10-12 18:23:15,249 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-12 18:23:15,252 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-12 18:23:15,252 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-12 18:23:15,255 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-12 18:23:15,256 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 06:23:14" (1/3) ... [2024-10-12 18:23:15,256 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c09dbf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 06:23:15, skipping insertion in model container [2024-10-12 18:23:15,257 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 06:23:14" (2/3) ... [2024-10-12 18:23:15,257 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c09dbf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 06:23:15, skipping insertion in model container [2024-10-12 18:23:15,257 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 06:23:15" (3/3) ... [2024-10-12 18:23:15,258 INFO L112 eAbstractionObserver]: Analyzing ICFG splice-2.i [2024-10-12 18:23:15,272 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-12 18:23:15,272 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-12 18:23:15,332 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-12 18:23:15,341 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@395da2bf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-12 18:23:15,341 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-12 18:23:15,346 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) [2024-10-12 18:23:15,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-10-12 18:23:15,354 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 18:23:15,354 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 18:23:15,355 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 18:23:15,363 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 18:23:15,364 INFO L85 PathProgramCache]: Analyzing trace with hash 285317644, now seen corresponding path program 1 times [2024-10-12 18:23:15,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 18:23:15,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10389486] [2024-10-12 18:23:15,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 18:23:15,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 18:23:15,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 18:23:15,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 18:23:15,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 18:23:15,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [10389486] [2024-10-12 18:23:15,572 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [10389486] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 18:23:15,572 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 18:23:15,572 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-12 18:23:15,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009734810] [2024-10-12 18:23:15,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 18:23:15,578 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-12 18:23:15,579 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 18:23:15,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-12 18:23:15,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-12 18:23:15,605 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) [2024-10-12 18:23:15,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 18:23:15,634 INFO L93 Difference]: Finished difference Result 45 states and 68 transitions. [2024-10-12 18:23:15,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-12 18:23:15,637 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 [2024-10-12 18:23:15,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 18:23:15,646 INFO L225 Difference]: With dead ends: 45 [2024-10-12 18:23:15,646 INFO L226 Difference]: Without dead ends: 22 [2024-10-12 18:23:15,650 INFO L431 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 [2024-10-12 18:23:15,655 INFO L432 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 [2024-10-12 18:23:15,656 INFO L433 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] [2024-10-12 18:23:15,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2024-10-12 18:23:15,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2024-10-12 18:23:15,707 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) [2024-10-12 18:23:15,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 28 transitions. [2024-10-12 18:23:15,710 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 28 transitions. Word has length 11 [2024-10-12 18:23:15,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 18:23:15,710 INFO L471 AbstractCegarLoop]: Abstraction has 22 states and 28 transitions. [2024-10-12 18:23:15,711 INFO L472 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) [2024-10-12 18:23:15,712 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2024-10-12 18:23:15,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-10-12 18:23:15,712 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 18:23:15,712 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 18:23:15,713 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-12 18:23:15,713 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 18:23:15,714 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 18:23:15,714 INFO L85 PathProgramCache]: Analyzing trace with hash -726011293, now seen corresponding path program 1 times [2024-10-12 18:23:15,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 18:23:15,715 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941109225] [2024-10-12 18:23:15,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 18:23:15,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 18:23:15,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 18:23:16,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 18:23:16,041 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 18:23:16,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1941109225] [2024-10-12 18:23:16,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1941109225] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 18:23:16,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 18:23:16,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-12 18:23:16,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556962885] [2024-10-12 18:23:16,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 18:23:16,044 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-12 18:23:16,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 18:23:16,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-12 18:23:16,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-12 18:23:16,047 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) [2024-10-12 18:23:16,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 18:23:16,103 INFO L93 Difference]: Finished difference Result 41 states and 53 transitions. [2024-10-12 18:23:16,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 18:23:16,103 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 [2024-10-12 18:23:16,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 18:23:16,104 INFO L225 Difference]: With dead ends: 41 [2024-10-12 18:23:16,105 INFO L226 Difference]: Without dead ends: 28 [2024-10-12 18:23:16,106 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-12 18:23:16,107 INFO L432 NwaCegarLoop]: 23 mSDtfsCounter, 5 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 56 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-12 18:23:16,109 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 56 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-12 18:23:16,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2024-10-12 18:23:16,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 24. [2024-10-12 18:23:16,116 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) [2024-10-12 18:23:16,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 30 transitions. [2024-10-12 18:23:16,117 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 30 transitions. Word has length 13 [2024-10-12 18:23:16,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 18:23:16,117 INFO L471 AbstractCegarLoop]: Abstraction has 24 states and 30 transitions. [2024-10-12 18:23:16,118 INFO L472 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) [2024-10-12 18:23:16,118 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2024-10-12 18:23:16,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-10-12 18:23:16,118 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 18:23:16,119 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 18:23:16,119 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-12 18:23:16,119 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 18:23:16,120 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 18:23:16,120 INFO L85 PathProgramCache]: Analyzing trace with hash -489421778, now seen corresponding path program 1 times [2024-10-12 18:23:16,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 18:23:16,120 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [224286585] [2024-10-12 18:23:16,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 18:23:16,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 18:23:16,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 18:23:16,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-12 18:23:16,283 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 18:23:16,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [224286585] [2024-10-12 18:23:16,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [224286585] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 18:23:16,283 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 18:23:16,283 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 18:23:16,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621908727] [2024-10-12 18:23:16,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 18:23:16,284 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-12 18:23:16,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 18:23:16,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-12 18:23:16,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-12 18:23:16,285 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) [2024-10-12 18:23:16,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 18:23:16,357 INFO L93 Difference]: Finished difference Result 34 states and 43 transitions. [2024-10-12 18:23:16,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-12 18:23:16,358 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 [2024-10-12 18:23:16,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 18:23:16,359 INFO L225 Difference]: With dead ends: 34 [2024-10-12 18:23:16,360 INFO L226 Difference]: Without dead ends: 26 [2024-10-12 18:23:16,360 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-12 18:23:16,361 INFO L432 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, 0.1s IncrementalHoareTripleChecker+Time [2024-10-12 18:23:16,362 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 67 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 18:23:16,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2024-10-12 18:23:16,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2024-10-12 18:23:16,367 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) [2024-10-12 18:23:16,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 32 transitions. [2024-10-12 18:23:16,368 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 32 transitions. Word has length 19 [2024-10-12 18:23:16,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 18:23:16,369 INFO L471 AbstractCegarLoop]: Abstraction has 26 states and 32 transitions. [2024-10-12 18:23:16,370 INFO L472 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) [2024-10-12 18:23:16,370 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 32 transitions. [2024-10-12 18:23:16,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-10-12 18:23:16,370 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 18:23:16,371 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 18:23:16,371 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-12 18:23:16,372 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 18:23:16,372 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 18:23:16,372 INFO L85 PathProgramCache]: Analyzing trace with hash -612434823, now seen corresponding path program 1 times [2024-10-12 18:23:16,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 18:23:16,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565259925] [2024-10-12 18:23:16,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 18:23:16,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 18:23:16,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 18:23:16,504 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 18:23:16,504 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 18:23:16,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565259925] [2024-10-12 18:23:16,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1565259925] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-12 18:23:16,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1969545987] [2024-10-12 18:23:16,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 18:23:16,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-12 18:23:16,505 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 18:23:16,510 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) [2024-10-12 18:23:16,511 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-12 18:23:16,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 18:23:16,643 INFO L255 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-12 18:23:16,650 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 18:23:16,680 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-12 18:23:16,680 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-12 18:23:16,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1969545987] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 18:23:16,681 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-12 18:23:16,681 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2024-10-12 18:23:16,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2102582125] [2024-10-12 18:23:16,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 18:23:16,682 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-12 18:23:16,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 18:23:16,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-12 18:23:16,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-10-12 18:23:16,689 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) [2024-10-12 18:23:16,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 18:23:16,713 INFO L93 Difference]: Finished difference Result 66 states and 84 transitions. [2024-10-12 18:23:16,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-12 18:23:16,714 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 [2024-10-12 18:23:16,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 18:23:16,715 INFO L225 Difference]: With dead ends: 66 [2024-10-12 18:23:16,716 INFO L226 Difference]: Without dead ends: 45 [2024-10-12 18:23:16,716 INFO L431 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 [2024-10-12 18:23:16,717 INFO L432 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 [2024-10-12 18:23:16,717 INFO L433 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] [2024-10-12 18:23:16,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2024-10-12 18:23:16,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 35. [2024-10-12 18:23:16,727 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) [2024-10-12 18:23:16,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 43 transitions. [2024-10-12 18:23:16,728 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 43 transitions. Word has length 22 [2024-10-12 18:23:16,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 18:23:16,730 INFO L471 AbstractCegarLoop]: Abstraction has 35 states and 43 transitions. [2024-10-12 18:23:16,730 INFO L472 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) [2024-10-12 18:23:16,730 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 43 transitions. [2024-10-12 18:23:16,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-10-12 18:23:16,731 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 18:23:16,731 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 18:23:16,751 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-12 18:23:16,932 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-12 18:23:16,933 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 18:23:16,933 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 18:23:16,934 INFO L85 PathProgramCache]: Analyzing trace with hash 1907525111, now seen corresponding path program 1 times [2024-10-12 18:23:16,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 18:23:16,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012282931] [2024-10-12 18:23:16,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 18:23:16,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 18:23:16,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 18:23:17,682 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 18:23:17,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 18:23:17,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2012282931] [2024-10-12 18:23:17,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2012282931] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-12 18:23:17,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [514567682] [2024-10-12 18:23:17,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 18:23:17,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-12 18:23:17,686 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 18:23:17,690 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) [2024-10-12 18:23:17,691 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-12 18:23:17,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 18:23:17,790 INFO L255 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-10-12 18:23:17,794 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 18:23:17,840 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 [2024-10-12 18:23:17,944 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 [2024-10-12 18:23:18,002 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-12 18:23:18,002 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 [2024-10-12 18:23:18,069 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 [2024-10-12 18:23:18,072 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 [2024-10-12 18:23:18,080 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 [2024-10-12 18:23:18,126 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 [2024-10-12 18:23:18,185 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 [2024-10-12 18:23:18,225 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 18:23:18,225 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-12 18:23:18,892 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:18,893 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 [2024-10-12 18:23:18,910 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:18,914 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 [2024-10-12 18:23:18,928 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 [2024-10-12 18:23:20,075 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 18:23:20,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [514567682] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-12 18:23:20,076 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-12 18:23:20,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 26 [2024-10-12 18:23:20,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142381207] [2024-10-12 18:23:20,077 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-12 18:23:20,077 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-10-12 18:23:20,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 18:23:20,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-10-12 18:23:20,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=577, Unknown=10, NotChecked=0, Total=702 [2024-10-12 18:23:20,079 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) [2024-10-12 18:23:20,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 18:23:20,720 INFO L93 Difference]: Finished difference Result 48 states and 59 transitions. [2024-10-12 18:23:20,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-12 18:23:20,721 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 [2024-10-12 18:23:20,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 18:23:20,722 INFO L225 Difference]: With dead ends: 48 [2024-10-12 18:23:20,722 INFO L226 Difference]: Without dead ends: 46 [2024-10-12 18:23:20,723 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 293 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=210, Invalid=901, Unknown=11, NotChecked=0, Total=1122 [2024-10-12 18:23:20,724 INFO L432 NwaCegarLoop]: 13 mSDtfsCounter, 44 mSDsluCounter, 140 mSDsCounter, 0 mSdLazyCounter, 362 mSolverCounterSat, 30 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 153 SdHoareTripleChecker+Invalid, 393 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 362 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-12 18:23:20,724 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 153 Invalid, 393 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 362 Invalid, 1 Unknown, 0 Unchecked, 0.4s Time] [2024-10-12 18:23:20,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2024-10-12 18:23:20,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 41. [2024-10-12 18:23:20,729 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) [2024-10-12 18:23:20,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 51 transitions. [2024-10-12 18:23:20,729 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 51 transitions. Word has length 22 [2024-10-12 18:23:20,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 18:23:20,730 INFO L471 AbstractCegarLoop]: Abstraction has 41 states and 51 transitions. [2024-10-12 18:23:20,730 INFO L472 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) [2024-10-12 18:23:20,730 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2024-10-12 18:23:20,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-10-12 18:23:20,731 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 18:23:20,731 INFO L215 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] [2024-10-12 18:23:20,753 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-10-12 18:23:20,935 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-12 18:23:20,936 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 18:23:20,936 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 18:23:20,937 INFO L85 PathProgramCache]: Analyzing trace with hash -821079412, now seen corresponding path program 1 times [2024-10-12 18:23:20,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 18:23:20,937 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965293359] [2024-10-12 18:23:20,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 18:23:20,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 18:23:20,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 18:23:21,027 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-12 18:23:21,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 18:23:21,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1965293359] [2024-10-12 18:23:21,028 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1965293359] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-12 18:23:21,028 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [256507771] [2024-10-12 18:23:21,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 18:23:21,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-12 18:23:21,028 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 18:23:21,030 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) [2024-10-12 18:23:21,033 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-12 18:23:21,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 18:23:21,123 INFO L255 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-12 18:23:21,124 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 18:23:21,176 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-12 18:23:21,176 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-12 18:23:21,177 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [256507771] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 18:23:21,177 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-12 18:23:21,178 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 8 [2024-10-12 18:23:21,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021216476] [2024-10-12 18:23:21,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 18:23:21,178 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-12 18:23:21,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 18:23:21,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-12 18:23:21,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-10-12 18:23:21,180 INFO L87 Difference]: Start difference. First operand 41 states and 51 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 18:23:21,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 18:23:21,220 INFO L93 Difference]: Finished difference Result 55 states and 68 transitions. [2024-10-12 18:23:21,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 18:23:21,221 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 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 [2024-10-12 18:23:21,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 18:23:21,222 INFO L225 Difference]: With dead ends: 55 [2024-10-12 18:23:21,222 INFO L226 Difference]: Without dead ends: 49 [2024-10-12 18:23:21,222 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-10-12 18:23:21,223 INFO L432 NwaCegarLoop]: 25 mSDtfsCounter, 4 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 59 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-12 18:23:21,223 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 59 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-12 18:23:21,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2024-10-12 18:23:21,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 47. [2024-10-12 18:23:21,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 46 states have (on average 1.2826086956521738) internal successors, (59), 46 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 18:23:21,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 59 transitions. [2024-10-12 18:23:21,231 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 59 transitions. Word has length 24 [2024-10-12 18:23:21,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 18:23:21,232 INFO L471 AbstractCegarLoop]: Abstraction has 47 states and 59 transitions. [2024-10-12 18:23:21,232 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 18:23:21,232 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 59 transitions. [2024-10-12 18:23:21,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-10-12 18:23:21,233 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 18:23:21,233 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 18:23:21,254 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-10-12 18:23:21,437 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-12 18:23:21,438 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 18:23:21,439 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 18:23:21,439 INFO L85 PathProgramCache]: Analyzing trace with hash -819369390, now seen corresponding path program 1 times [2024-10-12 18:23:21,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 18:23:21,439 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698312498] [2024-10-12 18:23:21,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 18:23:21,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 18:23:21,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 18:23:21,877 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 18:23:21,878 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 18:23:21,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698312498] [2024-10-12 18:23:21,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [698312498] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-12 18:23:21,879 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [663632487] [2024-10-12 18:23:21,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 18:23:21,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-12 18:23:21,880 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 18:23:21,882 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) [2024-10-12 18:23:21,883 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-12 18:23:21,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 18:23:21,975 INFO L255 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-10-12 18:23:21,979 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 18:23:22,010 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 [2024-10-12 18:23:22,016 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 [2024-10-12 18:23:22,078 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-12 18:23:22,079 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-12 18:23:22,126 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-12 18:23:22,126 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [663632487] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-12 18:23:22,127 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-12 18:23:22,127 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6, 6] total 12 [2024-10-12 18:23:22,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808797238] [2024-10-12 18:23:22,127 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-12 18:23:22,127 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-10-12 18:23:22,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 18:23:22,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-10-12 18:23:22,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2024-10-12 18:23:22,128 INFO L87 Difference]: Start difference. First operand 47 states and 59 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) [2024-10-12 18:23:22,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 18:23:22,242 INFO L93 Difference]: Finished difference Result 57 states and 70 transitions. [2024-10-12 18:23:22,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-12 18:23:22,243 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 [2024-10-12 18:23:22,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 18:23:22,244 INFO L225 Difference]: With dead ends: 57 [2024-10-12 18:23:22,244 INFO L226 Difference]: Without dead ends: 49 [2024-10-12 18:23:22,245 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2024-10-12 18:23:22,248 INFO L432 NwaCegarLoop]: 15 mSDtfsCounter, 8 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 127 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 83 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-12 18:23:22,249 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 83 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-12 18:23:22,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2024-10-12 18:23:22,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 44. [2024-10-12 18:23:22,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 43 states have (on average 1.2790697674418605) internal successors, (55), 43 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 18:23:22,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 55 transitions. [2024-10-12 18:23:22,256 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 55 transitions. Word has length 24 [2024-10-12 18:23:22,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 18:23:22,256 INFO L471 AbstractCegarLoop]: Abstraction has 44 states and 55 transitions. [2024-10-12 18:23:22,258 INFO L472 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) [2024-10-12 18:23:22,258 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 55 transitions. [2024-10-12 18:23:22,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-10-12 18:23:22,259 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 18:23:22,259 INFO L215 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 18:23:22,278 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-10-12 18:23:22,459 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-12 18:23:22,460 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 18:23:22,460 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 18:23:22,460 INFO L85 PathProgramCache]: Analyzing trace with hash -1293927920, now seen corresponding path program 1 times [2024-10-12 18:23:22,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 18:23:22,460 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1919744215] [2024-10-12 18:23:22,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 18:23:22,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 18:23:22,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 18:23:23,079 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 18:23:23,079 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 18:23:23,079 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1919744215] [2024-10-12 18:23:23,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1919744215] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-12 18:23:23,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [496329351] [2024-10-12 18:23:23,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 18:23:23,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-12 18:23:23,080 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 18:23:23,082 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) [2024-10-12 18:23:23,085 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-12 18:23:23,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 18:23:23,209 INFO L255 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 53 conjuncts are in the unsatisfiable core [2024-10-12 18:23:23,212 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 18:23:23,327 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 [2024-10-12 18:23:23,335 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 [2024-10-12 18:23:23,449 INFO L349 Elim1Store]: treesize reduction 15, result has 37.5 percent of original size [2024-10-12 18:23:23,449 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 52 treesize of output 51 [2024-10-12 18:23:23,460 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 9 [2024-10-12 18:23:23,478 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2024-10-12 18:23:23,478 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 20 treesize of output 17 [2024-10-12 18:23:23,503 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 15 treesize of output 11 [2024-10-12 18:23:23,618 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 [2024-10-12 18:23:23,624 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 19 treesize of output 11 [2024-10-12 18:23:23,671 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-10-12 18:23:23,672 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 21 [2024-10-12 18:23:23,717 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 7 treesize of output 3 [2024-10-12 18:23:23,744 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 18:23:23,744 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-12 18:23:23,870 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_349 (Array Int Int))) (= 3 (let ((.cse0 (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| v_ArrVal_349) (select (select |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_main_~p~0#1.base|) .cse0)) (select (select |c_#memory_$Pointer$#1.offset| |c_ULTIMATE.start_main_~p~0#1.base|) .cse0))))) is different from false [2024-10-12 18:23:23,953 INFO L349 Elim1Store]: treesize reduction 25, result has 40.5 percent of original size [2024-10-12 18:23:23,954 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 61 treesize of output 65 [2024-10-12 18:23:23,985 INFO L349 Elim1Store]: treesize reduction 11, result has 84.3 percent of original size [2024-10-12 18:23:23,986 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 82 treesize of output 110 [2024-10-12 18:23:23,998 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 [2024-10-12 18:23:24,260 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:24,261 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 181 treesize of output 152 [2024-10-12 18:23:24,276 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:24,277 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 141 treesize of output 112 [2024-10-12 18:23:24,290 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:24,291 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 266 treesize of output 151 [2024-10-12 18:23:24,297 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 132 treesize of output 128 [2024-10-12 18:23:24,313 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:24,314 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 192 treesize of output 173 [2024-10-12 18:23:24,324 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 157 treesize of output 153 [2024-10-12 18:23:24,330 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 153 treesize of output 145 [2024-10-12 18:23:24,354 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 145 treesize of output 137 [2024-10-12 18:23:24,361 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 137 treesize of output 133 [2024-10-12 18:23:24,366 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 133 treesize of output 129 [2024-10-12 18:23:24,500 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2024-10-12 18:23:24,500 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [496329351] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-12 18:23:24,500 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-12 18:23:24,500 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 10, 10] total 30 [2024-10-12 18:23:24,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737325696] [2024-10-12 18:23:24,501 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-12 18:23:24,501 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-10-12 18:23:24,501 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 18:23:24,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-10-12 18:23:24,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=773, Unknown=8, NotChecked=56, Total=930 [2024-10-12 18:23:24,503 INFO L87 Difference]: Start difference. First operand 44 states and 55 transitions. Second operand has 31 states, 31 states have (on average 1.967741935483871) internal successors, (61), 30 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 18:23:25,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 18:23:25,074 INFO L93 Difference]: Finished difference Result 91 states and 115 transitions. [2024-10-12 18:23:25,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-12 18:23:25,075 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 31 states have (on average 1.967741935483871) internal successors, (61), 30 states have internal predecessors, (61), 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 [2024-10-12 18:23:25,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 18:23:25,077 INFO L225 Difference]: With dead ends: 91 [2024-10-12 18:23:25,077 INFO L226 Difference]: Without dead ends: 64 [2024-10-12 18:23:25,080 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 237 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=159, Invalid=1319, Unknown=8, NotChecked=74, Total=1560 [2024-10-12 18:23:25,080 INFO L432 NwaCegarLoop]: 19 mSDtfsCounter, 39 mSDsluCounter, 237 mSDsCounter, 0 mSdLazyCounter, 428 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 256 SdHoareTripleChecker+Invalid, 494 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 428 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 54 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-12 18:23:25,080 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 256 Invalid, 494 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 428 Invalid, 0 Unknown, 54 Unchecked, 0.3s Time] [2024-10-12 18:23:25,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2024-10-12 18:23:25,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 50. [2024-10-12 18:23:25,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 49 states have (on average 1.2448979591836735) internal successors, (61), 49 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 18:23:25,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 61 transitions. [2024-10-12 18:23:25,093 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 61 transitions. Word has length 25 [2024-10-12 18:23:25,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 18:23:25,093 INFO L471 AbstractCegarLoop]: Abstraction has 50 states and 61 transitions. [2024-10-12 18:23:25,093 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 1.967741935483871) internal successors, (61), 30 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 18:23:25,093 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 61 transitions. [2024-10-12 18:23:25,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-10-12 18:23:25,094 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 18:23:25,094 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 18:23:25,113 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-10-12 18:23:25,294 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-12 18:23:25,295 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 18:23:25,296 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 18:23:25,296 INFO L85 PathProgramCache]: Analyzing trace with hash 1062138715, now seen corresponding path program 2 times [2024-10-12 18:23:25,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 18:23:25,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3558027] [2024-10-12 18:23:25,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 18:23:25,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 18:23:25,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 18:23:25,329 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-10-12 18:23:25,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 18:23:25,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [3558027] [2024-10-12 18:23:25,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [3558027] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 18:23:25,330 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 18:23:25,331 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-12 18:23:25,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604224533] [2024-10-12 18:23:25,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 18:23:25,331 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-12 18:23:25,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 18:23:25,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-12 18:23:25,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-12 18:23:25,333 INFO L87 Difference]: Start difference. First operand 50 states and 61 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) [2024-10-12 18:23:25,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 18:23:25,347 INFO L93 Difference]: Finished difference Result 94 states and 116 transitions. [2024-10-12 18:23:25,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-12 18:23:25,347 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 [2024-10-12 18:23:25,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 18:23:25,348 INFO L225 Difference]: With dead ends: 94 [2024-10-12 18:23:25,348 INFO L226 Difference]: Without dead ends: 55 [2024-10-12 18:23:25,348 INFO L431 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 [2024-10-12 18:23:25,349 INFO L432 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 [2024-10-12 18:23:25,349 INFO L433 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] [2024-10-12 18:23:25,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2024-10-12 18:23:25,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 44. [2024-10-12 18:23:25,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 43 states have (on average 1.1627906976744187) internal successors, (50), 43 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 18:23:25,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 50 transitions. [2024-10-12 18:23:25,354 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 50 transitions. Word has length 31 [2024-10-12 18:23:25,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 18:23:25,354 INFO L471 AbstractCegarLoop]: Abstraction has 44 states and 50 transitions. [2024-10-12 18:23:25,354 INFO L472 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) [2024-10-12 18:23:25,355 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 50 transitions. [2024-10-12 18:23:25,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-10-12 18:23:25,355 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 18:23:25,355 INFO L215 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] [2024-10-12 18:23:25,355 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-12 18:23:25,355 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 18:23:25,356 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 18:23:25,356 INFO L85 PathProgramCache]: Analyzing trace with hash 244490265, now seen corresponding path program 1 times [2024-10-12 18:23:25,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 18:23:25,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1726724692] [2024-10-12 18:23:25,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 18:23:25,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 18:23:25,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 18:23:26,306 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 18:23:26,307 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 18:23:26,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1726724692] [2024-10-12 18:23:26,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1726724692] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-12 18:23:26,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [771119982] [2024-10-12 18:23:26,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 18:23:26,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-12 18:23:26,308 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 18:23:26,310 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) [2024-10-12 18:23:26,311 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-12 18:23:26,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 18:23:26,412 INFO L255 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 67 conjuncts are in the unsatisfiable core [2024-10-12 18:23:26,416 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 18:23:26,424 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 [2024-10-12 18:23:26,496 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 [2024-10-12 18:23:26,541 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-12 18:23:26,542 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 [2024-10-12 18:23:26,571 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 [2024-10-12 18:23:26,581 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 [2024-10-12 18:23:26,644 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-10-12 18:23:26,644 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 [2024-10-12 18:23:26,660 INFO L349 Elim1Store]: treesize reduction 17, result has 22.7 percent of original size [2024-10-12 18:23:26,660 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 [2024-10-12 18:23:26,756 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2024-10-12 18:23:26,757 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 [2024-10-12 18:23:26,763 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 [2024-10-12 18:23:26,827 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-10-12 18:23:26,827 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 [2024-10-12 18:23:26,842 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-10-12 18:23:26,843 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 [2024-10-12 18:23:26,852 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 [2024-10-12 18:23:27,016 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 [2024-10-12 18:23:27,066 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-10-12 18:23:27,066 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 [2024-10-12 18:23:27,180 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-10-12 18:23:27,181 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 [2024-10-12 18:23:27,241 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 18:23:27,242 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-12 18:23:27,272 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_509 (Array Int Int))) (= (select (select (store |c_#memory_int#1| |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_509) |c_ULTIMATE.start_main_~l1~0#1.base|) |c_ULTIMATE.start_main_~l1~0#1.offset|) 1)) is different from false [2024-10-12 18:23:27,279 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_509 (Array Int Int))) (= (select (select (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| v_ArrVal_509) |c_ULTIMATE.start_main_~l1~0#1.base|) |c_ULTIMATE.start_main_~l1~0#1.offset|) 1)) is different from false [2024-10-12 18:23:27,296 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_508 (Array Int Int)) (v_ArrVal_509 (Array Int Int))) (or (not (= (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_508 .cse0))) v_ArrVal_508)) (= (select (select (store (store |c_#memory_int#1| |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_508) |c_ULTIMATE.start_main_~p~0#1.base| v_ArrVal_509) |c_ULTIMATE.start_main_~t~0#1.base|) |c_ULTIMATE.start_main_~t~0#1.offset|) 1))) is different from false [2024-10-12 18:23:27,318 WARN L851 $PredicateComparison]: unable to prove that (or (forall ((v_ArrVal_508 (Array Int Int)) (v_ArrVal_509 (Array Int Int))) (let ((.cse0 (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4))) (or (= (select (select (store (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| v_ArrVal_508) (select (select |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_main_~p~0#1.base|) .cse0) v_ArrVal_509) |c_ULTIMATE.start_main_~p~0#1.base|) |c_ULTIMATE.start_main_~p~0#1.offset|) 1) (not (= v_ArrVal_508 (store (select |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base|) .cse0 (select v_ArrVal_508 .cse0))))))) (= 3 |c_ULTIMATE.start_main_#t~mem8#1|)) is different from false [2024-10-12 18:23:27,334 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base|))) (or (= (select .cse0 |c_ULTIMATE.start_main_~p~0#1.offset|) 3) (forall ((v_ArrVal_508 (Array Int Int)) (v_ArrVal_509 (Array Int Int))) (let ((.cse1 (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4))) (or (= (select (select (store (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| v_ArrVal_508) (select (select |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_main_~p~0#1.base|) .cse1) v_ArrVal_509) |c_ULTIMATE.start_main_~p~0#1.base|) |c_ULTIMATE.start_main_~p~0#1.offset|) 1) (not (= v_ArrVal_508 (store .cse0 .cse1 (select v_ArrVal_508 .cse1))))))))) is different from false [2024-10-12 18:23:27,420 WARN L851 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_main_~p~0#1.base| Int)) (let ((.cse2 (store |c_#memory_int#1| |ULTIMATE.start_main_~p~0#1.base| (store (select |c_#memory_int#1| |ULTIMATE.start_main_~p~0#1.base|) |c_ULTIMATE.start_main_~p~0#1.offset| 3)))) (let ((.cse0 (select .cse2 |c_ULTIMATE.start_main_~a~0#1.base|))) (or (= 3 (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|)) (forall ((v_ArrVal_508 (Array Int Int)) (v_ArrVal_507 (Array Int Int)) (v_ArrVal_509 (Array Int Int))) (let ((.cse1 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4))) (or (not (= v_ArrVal_508 (store .cse0 .cse1 (select v_ArrVal_508 .cse1)))) (= (select (select (store (store .cse2 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_508) (select (select (store |c_#memory_$Pointer$#1.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_507) |c_ULTIMATE.start_main_~a~0#1.base|) .cse1) v_ArrVal_509) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)))))))) is different from false [2024-10-12 18:23:27,476 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_504 (Array Int Int)) (v_ArrVal_505 (Array Int Int)) (v_ArrVal_508 (Array Int Int)) (v_ArrVal_507 (Array Int Int)) (|v_ULTIMATE.start_main_~p~0#1.base_56| Int) (v_ArrVal_509 (Array Int Int))) (let ((.cse2 (let ((.cse3 (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| v_ArrVal_505))) (store .cse3 |v_ULTIMATE.start_main_~p~0#1.base_56| (store (select .cse3 |v_ULTIMATE.start_main_~p~0#1.base_56|) |c_ULTIMATE.start_main_~t~0#1.offset| 3))))) (let ((.cse0 (select .cse2 |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse1 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4))) (or (= 3 (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|)) (not (= v_ArrVal_508 (store .cse0 .cse1 (select v_ArrVal_508 .cse1)))) (= (select (select (store (store .cse2 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_508) (select (select (store (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_main_~p~0#1.base| v_ArrVal_504) |v_ULTIMATE.start_main_~p~0#1.base_56| v_ArrVal_507) |c_ULTIMATE.start_main_~a~0#1.base|) .cse1) v_ArrVal_509) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1))))) is different from false [2024-10-12 18:23:27,515 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_504 (Array Int Int)) (v_ArrVal_505 (Array Int Int)) (v_ArrVal_508 (Array Int Int)) (v_ArrVal_507 (Array Int Int)) (|v_ULTIMATE.start_main_~p~0#1.base_56| Int) (v_ArrVal_509 (Array Int Int))) (let ((.cse2 (let ((.cse3 (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| v_ArrVal_505))) (store .cse3 |v_ULTIMATE.start_main_~p~0#1.base_56| (store (select .cse3 |v_ULTIMATE.start_main_~p~0#1.base_56|) 0 3))))) (let ((.cse0 (select .cse2 |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse1 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4))) (or (not (= v_ArrVal_508 (store .cse0 .cse1 (select v_ArrVal_508 .cse1)))) (= (select .cse0 |c_ULTIMATE.start_main_~a~0#1.offset|) 3) (= (select (select (store (store .cse2 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_508) (select (select (store (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_main_~p~0#1.base| v_ArrVal_504) |v_ULTIMATE.start_main_~p~0#1.base_56| v_ArrVal_507) |c_ULTIMATE.start_main_~a~0#1.base|) .cse1) v_ArrVal_509) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1))))) is different from false [2024-10-12 18:23:27,580 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:27,581 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 [2024-10-12 18:23:27,604 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:27,606 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 [2024-10-12 18:23:27,617 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 230 treesize of output 222 [2024-10-12 18:23:27,627 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 112 treesize of output 108 [2024-10-12 18:23:31,563 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse7 (= |c_ULTIMATE.start_main_~t~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|)) (.cse3 (+ |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 ((.cse6 (and (forall ((v_arrayElimCell_50 Int) (v_ArrVal_499 Int) (v_ArrVal_505 (Array Int Int)) (v_ArrVal_508 (Array Int Int)) (v_ArrVal_509 (Array Int Int)) (v_arrayElimCell_48 Int)) (let ((.cse35 (store (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse4 .cse5 v_ArrVal_499)) |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_505))) (let ((.cse33 (store .cse35 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_508)) (.cse34 (store (select .cse35 |c_ULTIMATE.start_main_~a~0#1.base|) 0 3))) (or (= (select (select (store .cse33 v_arrayElimCell_50 v_ArrVal_509) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= (select (select (store .cse33 v_arrayElimCell_48 v_ArrVal_509) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= 3 (select .cse34 |c_ULTIMATE.start_main_~a~0#1.offset|)) (not (= (store .cse34 .cse3 (select v_ArrVal_508 .cse3)) v_ArrVal_508)))))) (forall ((v_ArrVal_499 Int) (v_ArrVal_505 (Array Int Int)) (|v_ULTIMATE.start_main_~p~0#1.base_56| Int) (v_arrayElimCell_48 Int)) (let ((.cse37 (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse4 .cse5 v_ArrVal_499)))) (let ((.cse36 (store .cse37 |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_505))) (or (= 3 (select (select .cse36 |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|)) (forall ((v_arrayElimCell_51 Int) (v_ArrVal_508 (Array Int Int)) (v_ArrVal_509 (Array Int Int))) (let ((.cse38 (store .cse36 |v_ULTIMATE.start_main_~p~0#1.base_56| (store (select .cse36 |v_ULTIMATE.start_main_~p~0#1.base_56|) 0 3)))) (or (= (select (select (store (store (store .cse36 |v_ULTIMATE.start_main_~p~0#1.base_56| (store (select .cse37 |v_ULTIMATE.start_main_~p~0#1.base_56|) 0 3)) |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_508) v_arrayElimCell_51 v_ArrVal_509) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= (store (select .cse38 |c_ULTIMATE.start_main_~a~0#1.base|) .cse3 (select v_ArrVal_508 .cse3)) v_ArrVal_508)) (= (select (select (store (store .cse38 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_508) v_arrayElimCell_48 v_ArrVal_509) |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_56| |c_ULTIMATE.start_main_~a~0#1.base|))))) (or .cse7 (and (forall ((v_ArrVal_499 Int) (v_ArrVal_505 (Array Int Int)) (|v_ULTIMATE.start_main_~p~0#1.base_56| Int) (v_arrayElimCell_48 Int)) (let ((.cse41 (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse4 .cse5 v_ArrVal_499)))) (let ((.cse40 (store .cse41 |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_505))) (let ((.cse42 (store .cse40 |v_ULTIMATE.start_main_~p~0#1.base_56| (store (select .cse40 |v_ULTIMATE.start_main_~p~0#1.base_56|) 0 3)))) (let ((.cse39 (select .cse42 |c_ULTIMATE.start_main_~a~0#1.base|))) (or (= (select .cse39 |c_ULTIMATE.start_main_~a~0#1.offset|) 3) (forall ((v_ArrVal_508 (Array Int Int))) (or (forall ((v_ArrVal_509 (Array Int Int))) (or (forall ((v_arrayElimCell_50 Int)) (= (select (select (store (store (store .cse40 |v_ULTIMATE.start_main_~p~0#1.base_56| (store (select .cse41 |v_ULTIMATE.start_main_~p~0#1.base_56|) 0 3)) |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_508) v_arrayElimCell_50 v_ArrVal_509) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (= (select (select (store (store .cse42 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_508) v_arrayElimCell_48 v_ArrVal_509) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) (not (= (store .cse39 .cse3 (select v_ArrVal_508 .cse3)) v_ArrVal_508)))))))))) (forall ((v_ArrVal_499 Int) (v_ArrVal_505 (Array Int Int)) (|v_ULTIMATE.start_main_~p~0#1.base_56| Int) (v_arrayElimCell_48 Int)) (let ((.cse43 (store (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse4 .cse5 v_ArrVal_499)) |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_505))) (or (= 3 (select (select .cse43 |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|)) (forall ((v_ArrVal_508 (Array Int Int)) (v_ArrVal_509 (Array Int Int))) (let ((.cse44 (store .cse43 |v_ULTIMATE.start_main_~p~0#1.base_56| (store (select .cse43 |v_ULTIMATE.start_main_~p~0#1.base_56|) 0 3)))) (or (not (= (store (select .cse44 |c_ULTIMATE.start_main_~a~0#1.base|) .cse3 (select v_ArrVal_508 .cse3)) v_ArrVal_508)) (= (select (select (store (store .cse44 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_508) v_arrayElimCell_48 v_ArrVal_509) |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_56| |c_ULTIMATE.start_main_~a~0#1.base|)))))) (forall ((v_ArrVal_499 Int) (v_ArrVal_505 (Array Int Int)) (|v_ULTIMATE.start_main_~p~0#1.base_56| Int) (v_arrayElimCell_48 Int)) (let ((.cse47 (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse4 .cse5 v_ArrVal_499)))) (let ((.cse46 (store .cse47 |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_505))) (let ((.cse48 (store .cse46 |v_ULTIMATE.start_main_~p~0#1.base_56| (store (select .cse46 |v_ULTIMATE.start_main_~p~0#1.base_56|) 0 3)))) (let ((.cse45 (select .cse48 |c_ULTIMATE.start_main_~a~0#1.base|))) (or (= (select .cse45 |c_ULTIMATE.start_main_~a~0#1.offset|) 3) (forall ((v_ArrVal_508 (Array Int Int))) (or (forall ((v_arrayElimCell_50 Int) (v_ArrVal_509 (Array Int Int))) (or (forall ((v_arrayElimCell_51 Int)) (= (select (select (store (store (store .cse46 |v_ULTIMATE.start_main_~p~0#1.base_56| (store (select .cse47 |v_ULTIMATE.start_main_~p~0#1.base_56|) 0 3)) |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_508) v_arrayElimCell_51 v_ArrVal_509) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (= (select (select (store (store (store .cse46 |v_ULTIMATE.start_main_~p~0#1.base_56| (store v_ArrVal_505 0 3)) |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_508) v_arrayElimCell_50 v_ArrVal_509) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= (select (select (store (store .cse48 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_508) v_arrayElimCell_48 v_ArrVal_509) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) (not (= (store .cse45 .cse3 (select v_ArrVal_508 .cse3)) v_ArrVal_508))))))))))))) (and (forall ((v_arrayElimCell_50 Int) (v_ArrVal_499 Int) (v_ArrVal_505 (Array Int Int)) (v_ArrVal_508 (Array Int Int)) (v_ArrVal_509 (Array Int Int))) (let ((.cse1 (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse4 .cse5 v_ArrVal_499)))) (let ((.cse0 (store .cse1 |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_505))) (let ((.cse2 (store (select .cse0 |c_ULTIMATE.start_main_~a~0#1.base|) 0 3))) (or (= (select (select (store (store .cse0 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_508) v_arrayElimCell_50 v_ArrVal_509) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= (select (select (store (store .cse1 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_508) |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_509) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= 3 (select .cse2 |c_ULTIMATE.start_main_~a~0#1.offset|)) (not (= (store .cse2 .cse3 (select v_ArrVal_508 .cse3)) v_ArrVal_508))))))) (or .cse6 (= |c_ULTIMATE.start_main_~p~0#1.base| |c_ULTIMATE.start_main_~a~0#1.base|)) (or (not .cse7) (and (forall ((v_ArrVal_499 Int) (v_ArrVal_505 (Array Int Int)) (|v_ULTIMATE.start_main_~p~0#1.base_56| Int)) (let ((.cse10 (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse4 .cse5 v_ArrVal_499)))) (let ((.cse9 (store .cse10 |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_505))) (let ((.cse8 (select (store .cse9 |v_ULTIMATE.start_main_~p~0#1.base_56| (store (select .cse9 |v_ULTIMATE.start_main_~p~0#1.base_56|) 0 3)) |c_ULTIMATE.start_main_~a~0#1.base|))) (or (forall ((v_ArrVal_508 (Array Int Int))) (or (not (= (store .cse8 .cse3 (select v_ArrVal_508 .cse3)) v_ArrVal_508)) (forall ((v_arrayElimCell_50 Int) (v_ArrVal_509 (Array Int Int))) (or (forall ((v_arrayElimCell_51 Int)) (= (select (select (store (store (store .cse9 |v_ULTIMATE.start_main_~p~0#1.base_56| (store (select .cse10 |v_ULTIMATE.start_main_~p~0#1.base_56|) 0 3)) |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_508) v_arrayElimCell_51 v_ArrVal_509) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (= (select (select (store (store (store .cse9 |v_ULTIMATE.start_main_~p~0#1.base_56| (store v_ArrVal_505 0 3)) |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_508) v_arrayElimCell_50 v_ArrVal_509) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1))))) (= (select .cse8 |c_ULTIMATE.start_main_~a~0#1.offset|) 3)))))) (forall ((v_arrayElimCell_50 Int) (v_ArrVal_499 Int) (v_ArrVal_505 (Array Int Int)) (v_ArrVal_508 (Array Int Int)) (v_ArrVal_509 (Array Int Int))) (let ((.cse11 (store (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse4 .cse5 v_ArrVal_499)) |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_505))) (or (= (select (select (store (store .cse11 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_508) v_arrayElimCell_50 v_ArrVal_509) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= v_ArrVal_508 (store (store v_ArrVal_505 0 3) .cse3 (select v_ArrVal_508 .cse3)))) (= 3 (select (store (select .cse11 |c_ULTIMATE.start_main_~a~0#1.base|) 0 3) |c_ULTIMATE.start_main_~a~0#1.offset|))))) (forall ((v_ArrVal_499 Int) (v_ArrVal_505 (Array Int Int)) (|v_ULTIMATE.start_main_~p~0#1.base_56| Int)) (let ((.cse14 (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse4 .cse5 v_ArrVal_499)))) (let ((.cse12 (store .cse14 |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_505))) (or (= 3 (select (select .cse12 |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|)) (= |v_ULTIMATE.start_main_~p~0#1.base_56| |c_ULTIMATE.start_main_~a~0#1.base|) (forall ((v_arrayElimCell_51 Int) (v_ArrVal_508 (Array Int Int)) (v_ArrVal_509 (Array Int Int))) (let ((.cse13 (store .cse12 |v_ULTIMATE.start_main_~p~0#1.base_56| (store (select .cse14 |v_ULTIMATE.start_main_~p~0#1.base_56|) 0 3)))) (or (not (= v_ArrVal_508 (store (select .cse13 |c_ULTIMATE.start_main_~a~0#1.base|) .cse3 (select v_ArrVal_508 .cse3)))) (= (select (select (store (store .cse13 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_508) v_arrayElimCell_51 v_ArrVal_509) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)))))))))) (or (= |c_ULTIMATE.start_main_~p~0#1.offset| |c_ULTIMATE.start_main_~a~0#1.offset|) .cse6) (forall ((v_ArrVal_499 Int) (v_ArrVal_505 (Array Int Int)) (|v_ULTIMATE.start_main_~p~0#1.base_56| Int)) (let ((.cse16 (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse4 .cse5 v_ArrVal_499)))) (let ((.cse18 (store .cse16 |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_505))) (let ((.cse17 (store (select .cse18 |v_ULTIMATE.start_main_~p~0#1.base_56|) 0 3))) (let ((.cse15 (select (store .cse18 |v_ULTIMATE.start_main_~p~0#1.base_56| .cse17) |c_ULTIMATE.start_main_~a~0#1.base|))) (or (= (select .cse15 |c_ULTIMATE.start_main_~a~0#1.offset|) 3) (forall ((v_ArrVal_508 (Array Int Int))) (or (not (= (store .cse15 .cse3 (select v_ArrVal_508 .cse3)) v_ArrVal_508)) (forall ((v_arrayElimCell_50 Int) (v_ArrVal_509 (Array Int Int))) (or (= (select (select (store (store (store .cse16 |v_ULTIMATE.start_main_~p~0#1.base_56| .cse17) |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_508) |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_509) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (forall ((v_arrayElimCell_51 Int)) (= (select (select (store (store (store .cse18 |v_ULTIMATE.start_main_~p~0#1.base_56| (store (select .cse16 |v_ULTIMATE.start_main_~p~0#1.base_56|) 0 3)) |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_508) v_arrayElimCell_51 v_ArrVal_509) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (= (select (select (store (store (store .cse18 |v_ULTIMATE.start_main_~p~0#1.base_56| (store v_ArrVal_505 0 3)) |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_508) v_arrayElimCell_50 v_ArrVal_509) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1))))))))))) (forall ((v_ArrVal_499 Int) (v_ArrVal_505 (Array Int Int)) (|v_ULTIMATE.start_main_~p~0#1.base_56| Int)) (let ((.cse20 (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse4 .cse5 v_ArrVal_499)))) (let ((.cse19 (store .cse20 |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_505))) (or (= 3 (select (select .cse19 |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|)) (= |v_ULTIMATE.start_main_~p~0#1.base_56| |c_ULTIMATE.start_main_~a~0#1.base|) (forall ((v_arrayElimCell_51 Int) (v_ArrVal_508 (Array Int Int)) (v_ArrVal_509 (Array Int Int))) (let ((.cse21 (store (select .cse19 |v_ULTIMATE.start_main_~p~0#1.base_56|) 0 3))) (or (= (select (select (store (store (store .cse20 |v_ULTIMATE.start_main_~p~0#1.base_56| .cse21) |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_508) |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_509) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (= (select (select (store (store (store .cse19 |v_ULTIMATE.start_main_~p~0#1.base_56| (store (select .cse20 |v_ULTIMATE.start_main_~p~0#1.base_56|) 0 3)) |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_508) v_arrayElimCell_51 v_ArrVal_509) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= (store (select (store .cse19 |v_ULTIMATE.start_main_~p~0#1.base_56| .cse21) |c_ULTIMATE.start_main_~a~0#1.base|) .cse3 (select v_ArrVal_508 .cse3)) v_ArrVal_508))))))))) (forall ((v_ArrVal_499 Int) (v_ArrVal_505 (Array Int Int))) (let ((.cse22 (store (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse4 .cse5 v_ArrVal_499)) |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_505))) (let ((.cse23 (store (select .cse22 |c_ULTIMATE.start_main_~a~0#1.base|) 0 3))) (or (forall ((v_ArrVal_508 (Array Int Int))) (or (forall ((v_arrayElimCell_50 Int) (v_ArrVal_509 (Array Int Int))) (= (select (select (store (store .cse22 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_508) v_arrayElimCell_50 v_ArrVal_509) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (not (= (store .cse23 .cse3 (select v_ArrVal_508 .cse3)) v_ArrVal_508)))) (= 3 (select .cse23 |c_ULTIMATE.start_main_~a~0#1.offset|)))))) (or (and (forall ((v_ArrVal_499 Int) (v_ArrVal_505 (Array Int Int)) (|v_ULTIMATE.start_main_~p~0#1.base_56| Int)) (let ((.cse25 (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse4 .cse5 v_ArrVal_499)))) (let ((.cse24 (store .cse25 |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_505))) (or (= 3 (select (select .cse24 |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|)) (= |v_ULTIMATE.start_main_~p~0#1.base_56| |c_ULTIMATE.start_main_~a~0#1.base|) (forall ((v_ArrVal_508 (Array Int Int)) (v_ArrVal_509 (Array Int Int))) (let ((.cse26 (store (select .cse24 |v_ULTIMATE.start_main_~p~0#1.base_56|) 0 3))) (or (= (select (select (store (store (store .cse25 |v_ULTIMATE.start_main_~p~0#1.base_56| .cse26) |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_508) |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_509) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= (store (select (store .cse24 |v_ULTIMATE.start_main_~p~0#1.base_56| .cse26) |c_ULTIMATE.start_main_~a~0#1.base|) .cse3 (select v_ArrVal_508 .cse3)) v_ArrVal_508))))))))) (forall ((v_ArrVal_499 Int) (v_ArrVal_505 (Array Int Int)) (|v_ULTIMATE.start_main_~p~0#1.base_56| Int)) (let ((.cse29 (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse4 .cse5 v_ArrVal_499)))) (let ((.cse28 (store .cse29 |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_505))) (let ((.cse30 (store (select .cse28 |v_ULTIMATE.start_main_~p~0#1.base_56|) 0 3))) (let ((.cse27 (select (store .cse28 |v_ULTIMATE.start_main_~p~0#1.base_56| .cse30) |c_ULTIMATE.start_main_~a~0#1.base|))) (or (= (select .cse27 |c_ULTIMATE.start_main_~a~0#1.offset|) 3) (forall ((v_ArrVal_508 (Array Int Int))) (or (forall ((v_ArrVal_509 (Array Int Int))) (or (forall ((v_arrayElimCell_50 Int)) (= (select (select (store (store (store .cse28 |v_ULTIMATE.start_main_~p~0#1.base_56| (store (select .cse29 |v_ULTIMATE.start_main_~p~0#1.base_56|) 0 3)) |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_508) v_arrayElimCell_50 v_ArrVal_509) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1)) (= (select (select (store (store (store .cse29 |v_ULTIMATE.start_main_~p~0#1.base_56| .cse30) |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_508) |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_509) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1))) (not (= (store .cse27 .cse3 (select v_ArrVal_508 .cse3)) v_ArrVal_508))))))))))) .cse7) (or (forall ((v_arrayElimCell_50 Int) (v_ArrVal_499 Int) (v_ArrVal_505 (Array Int Int)) (v_ArrVal_508 (Array Int Int)) (v_ArrVal_509 (Array Int Int))) (let ((.cse32 (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| (store .cse4 .cse5 v_ArrVal_499)))) (let ((.cse31 (store .cse32 |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_505))) (or (= (select (select (store (store .cse31 |c_ULTIMATE.start_main_~a~0#1.base| v_ArrVal_508) v_arrayElimCell_50 v_ArrVal_509) |c_ULTIMATE.start_main_~a~0#1.base|) |c_ULTIMATE.start_main_~a~0#1.offset|) 1) (not (= v_ArrVal_508 (store (store (select .cse32 |c_ULTIMATE.start_main_~a~0#1.base|) 0 3) .cse3 (select v_ArrVal_508 .cse3)))) (= 3 (select (store (select .cse31 |c_ULTIMATE.start_main_~a~0#1.base|) 0 3) |c_ULTIMATE.start_main_~a~0#1.offset|)))))) .cse7)))) is different from false [2024-10-12 18:23:32,939 INFO L349 Elim1Store]: treesize reduction 31, result has 39.2 percent of original size [2024-10-12 18:23:32,940 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 31 [2024-10-12 18:23:36,292 INFO L349 Elim1Store]: treesize reduction 34, result has 66.3 percent of original size [2024-10-12 18:23:36,292 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 100 treesize of output 120 [2024-10-12 18:23:36,317 INFO L349 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2024-10-12 18:23:36,318 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 3 case distinctions, treesize of input 88 treesize of output 76 [2024-10-12 18:23:36,327 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-12 18:23:36,331 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 0 case distinctions, treesize of input 48 treesize of output 38 [2024-10-12 18:23:36,354 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:36,356 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 31 [2024-10-12 18:23:36,372 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 [2024-10-12 18:23:36,375 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 16 treesize of output 12 [2024-10-12 18:23:36,393 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:36,394 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 116 treesize of output 82 [2024-10-12 18:23:36,397 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-12 18:23:36,404 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:36,405 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 61 treesize of output 63 [2024-10-12 18:23:36,417 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 [2024-10-12 18:23:36,426 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:36,427 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 34 treesize of output 36 [2024-10-12 18:23:36,455 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:36,456 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 206 treesize of output 120 [2024-10-12 18:23:36,460 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-12 18:23:36,480 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:36,481 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 232 treesize of output 242 [2024-10-12 18:23:36,535 INFO L349 Elim1Store]: treesize reduction 26, result has 58.7 percent of original size [2024-10-12 18:23:36,535 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 [2024-10-12 18:23:36,551 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 59 treesize of output 53 [2024-10-12 18:23:36,619 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 [2024-10-12 18:23:36,661 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:36,662 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 [2024-10-12 18:23:36,707 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:36,708 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 [2024-10-12 18:23:36,748 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 [2024-10-12 18:23:36,781 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:36,781 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 [2024-10-12 18:23:36,832 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:36,833 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 241 treesize of output 142 [2024-10-12 18:23:36,839 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-12 18:23:36,864 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:36,864 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 251 treesize of output 261 [2024-10-12 18:23:36,922 INFO L349 Elim1Store]: treesize reduction 26, result has 58.7 percent of original size [2024-10-12 18:23:36,922 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 [2024-10-12 18:23:36,949 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 68 treesize of output 60 [2024-10-12 18:23:37,054 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 [2024-10-12 18:23:37,083 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:37,084 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 [2024-10-12 18:23:37,145 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:37,146 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 [2024-10-12 18:23:37,203 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 [2024-10-12 18:23:37,272 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 112 treesize of output 90 [2024-10-12 18:23:37,316 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:37,317 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 132 treesize of output 85 [2024-10-12 18:23:37,322 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-12 18:23:37,323 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-12 18:23:37,330 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:37,330 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 105 treesize of output 105 [2024-10-12 18:23:37,337 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 [2024-10-12 18:23:37,350 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 [2024-10-12 18:23:37,384 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 [2024-10-12 18:23:37,398 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:37,398 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 182 treesize of output 109 [2024-10-12 18:23:37,403 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-12 18:23:37,404 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-12 18:23:37,414 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:37,415 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 124 treesize of output 124 [2024-10-12 18:23:37,423 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 59 treesize of output 53 [2024-10-12 18:23:37,434 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 [2024-10-12 18:23:37,473 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 [2024-10-12 18:23:37,486 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:37,487 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 119 treesize of output 85 [2024-10-12 18:23:37,491 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-12 18:23:37,498 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:37,499 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 [2024-10-12 18:23:37,514 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 19 treesize of output 15 [2024-10-12 18:23:37,522 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 [2024-10-12 18:23:37,539 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 24 treesize of output 20 [2024-10-12 18:23:37,557 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:37,558 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 206 treesize of output 120 [2024-10-12 18:23:37,562 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-12 18:23:37,579 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:37,579 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 232 treesize of output 234 [2024-10-12 18:23:37,628 INFO L349 Elim1Store]: treesize reduction 26, result has 58.7 percent of original size [2024-10-12 18:23:37,630 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 [2024-10-12 18:23:37,646 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 59 treesize of output 53 [2024-10-12 18:23:37,667 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 [2024-10-12 18:23:37,738 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:37,739 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 [2024-10-12 18:23:37,769 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:37,769 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 [2024-10-12 18:23:37,836 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 5 treesize of output 3 [2024-10-12 18:23:37,852 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:37,853 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 241 treesize of output 142 [2024-10-12 18:23:37,857 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-12 18:23:37,873 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:37,873 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 251 treesize of output 253 [2024-10-12 18:23:37,921 INFO L349 Elim1Store]: treesize reduction 26, result has 58.7 percent of original size [2024-10-12 18:23:37,922 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 [2024-10-12 18:23:37,941 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 68 treesize of output 60 [2024-10-12 18:23:37,969 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 [2024-10-12 18:23:38,056 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:38,057 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 [2024-10-12 18:23:38,098 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:38,099 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 [2024-10-12 18:23:38,143 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 [2024-10-12 18:23:38,152 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:38,153 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 29 treesize of output 33 [2024-10-12 18:23:38,176 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:38,176 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 132 treesize of output 85 [2024-10-12 18:23:38,183 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-12 18:23:38,184 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-12 18:23:38,187 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 105 treesize of output 97 [2024-10-12 18:23:38,194 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 [2024-10-12 18:23:38,207 INFO L349 Elim1Store]: treesize reduction 13, result has 31.6 percent of original size [2024-10-12 18:23:38,207 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 42 treesize of output 28 [2024-10-12 18:23:38,225 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 66 treesize of output 58 [2024-10-12 18:23:38,243 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 [2024-10-12 18:23:38,256 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:38,257 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 182 treesize of output 109 [2024-10-12 18:23:38,260 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-12 18:23:38,261 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-12 18:23:38,264 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 124 treesize of output 116 [2024-10-12 18:23:38,269 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 [2024-10-12 18:23:38,276 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 59 treesize of output 53 [2024-10-12 18:23:38,290 INFO L349 Elim1Store]: treesize reduction 13, result has 31.6 percent of original size [2024-10-12 18:23:38,291 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 42 treesize of output 28 [2024-10-12 18:23:38,318 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 66 treesize of output 58 [2024-10-12 18:23:38,338 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:38,339 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 119 treesize of output 85 [2024-10-12 18:23:38,341 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-12 18:23:38,342 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 0 case distinctions, treesize of input 75 treesize of output 69 [2024-10-12 18:23:38,350 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 42 treesize of output 36 [2024-10-12 18:23:38,354 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 19 treesize of output 15 [2024-10-12 18:23:38,363 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 [2024-10-12 18:23:38,372 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:38,372 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 129 treesize of output 82 [2024-10-12 18:23:38,374 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-12 18:23:38,375 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-12 18:23:38,381 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:38,381 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 61 treesize of output 61 [2024-10-12 18:23:38,393 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 [2024-10-12 18:23:38,399 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:38,399 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 [2024-10-12 18:23:38,415 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:38,415 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 [2024-10-12 18:23:38,418 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-12 18:23:38,425 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:38,426 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 [2024-10-12 18:23:38,441 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 [2024-10-12 18:23:38,447 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 [2024-10-12 18:23:38,458 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:38,459 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 24 treesize of output 28 [2024-10-12 18:23:38,482 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:38,483 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 203 treesize of output 117 [2024-10-12 18:23:38,486 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-12 18:23:38,504 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:38,505 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 188 treesize of output 198 [2024-10-12 18:23:38,543 INFO L349 Elim1Store]: treesize reduction 26, result has 58.7 percent of original size [2024-10-12 18:23:38,544 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 [2024-10-12 18:23:38,577 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 6 treesize of output 4 [2024-10-12 18:23:38,625 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:38,626 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 [2024-10-12 18:23:38,650 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:38,650 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 [2024-10-12 18:23:38,742 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 [2024-10-12 18:23:38,765 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:38,766 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 81 treesize of output 89 [2024-10-12 18:23:38,932 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:38,933 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 179 treesize of output 106 [2024-10-12 18:23:38,937 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-12 18:23:38,937 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-12 18:23:38,966 INFO L349 Elim1Store]: treesize reduction 21, result has 62.5 percent of original size [2024-10-12 18:23:38,966 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 110 treesize of output 128 [2024-10-12 18:23:38,972 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-12 18:23:38,985 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:38,986 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 78 treesize of output 84 [2024-10-12 18:23:38,998 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 [2024-10-12 18:23:39,033 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 [2024-10-12 18:23:39,068 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:39,069 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 [2024-10-12 18:23:39,104 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:39,105 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 238 treesize of output 139 [2024-10-12 18:23:39,109 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-12 18:23:39,179 INFO L349 Elim1Store]: treesize reduction 34, result has 58.5 percent of original size [2024-10-12 18:23:39,179 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 237 treesize of output 262 [2024-10-12 18:23:39,276 INFO L349 Elim1Store]: treesize reduction 26, result has 58.7 percent of original size [2024-10-12 18:23:39,276 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 [2024-10-12 18:23:39,292 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-12 18:23:39,319 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:39,320 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 42 treesize of output 60 [2024-10-12 18:23:39,342 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 [2024-10-12 18:23:39,491 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 [2024-10-12 18:23:39,552 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:39,553 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 [2024-10-12 18:23:39,575 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:39,576 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 [2024-10-12 18:23:39,622 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 [2024-10-12 18:23:39,747 INFO L349 Elim1Store]: treesize reduction 130, result has 38.7 percent of original size [2024-10-12 18:23:39,748 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 12 case distinctions, treesize of input 106 treesize of output 170 [2024-10-12 18:23:40,281 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:40,281 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 163 treesize of output 181 [2024-10-12 18:23:40,584 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:40,585 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 87 treesize of output 66 [2024-10-12 18:23:40,588 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-12 18:23:40,596 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:40,596 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 56 treesize of output 58 [2024-10-12 18:23:40,607 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 [2024-10-12 18:23:40,616 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 14 treesize of output 12 [2024-10-12 18:23:40,630 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:23:40,630 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 29 treesize of output 33 [2024-10-12 18:23:41,723 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 17 not checked. [2024-10-12 18:23:41,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [771119982] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-12 18:23:41,723 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-12 18:23:41,724 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 44 [2024-10-12 18:23:41,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [102310441] [2024-10-12 18:23:41,724 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-12 18:23:41,724 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2024-10-12 18:23:41,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 18:23:41,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2024-10-12 18:23:41,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=1127, Unknown=18, NotChecked=684, Total=1980 [2024-10-12 18:23:41,727 INFO L87 Difference]: Start difference. First operand 44 states and 50 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) [2024-10-12 18:23:48,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 18:23:48,337 INFO L93 Difference]: Finished difference Result 72 states and 81 transitions. [2024-10-12 18:23:48,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-12 18:23:48,338 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 [2024-10-12 18:23:48,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 18:23:48,339 INFO L225 Difference]: With dead ends: 72 [2024-10-12 18:23:48,339 INFO L226 Difference]: Without dead ends: 70 [2024-10-12 18:23:48,340 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 34 SyntacticMatches, 5 SemanticMatches, 56 ConstructedPredicates, 9 IntricatePredicates, 2 DeprecatedPredicates, 629 ImplicationChecksByTransitivity, 10.5s TimeCoverageRelationStatistics Valid=269, Invalid=2101, Unknown=18, NotChecked=918, Total=3306 [2024-10-12 18:23:48,341 INFO L432 NwaCegarLoop]: 15 mSDtfsCounter, 82 mSDsluCounter, 293 mSDsCounter, 0 mSdLazyCounter, 583 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 308 SdHoareTripleChecker+Invalid, 1187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 583 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 583 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2024-10-12 18:23:48,341 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 308 Invalid, 1187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 583 Invalid, 0 Unknown, 583 Unchecked, 3.6s Time] [2024-10-12 18:23:48,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2024-10-12 18:23:48,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 63. [2024-10-12 18:23:48,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 62 states have (on average 1.1612903225806452) internal successors, (72), 62 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) [2024-10-12 18:23:48,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 72 transitions. [2024-10-12 18:23:48,355 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 72 transitions. Word has length 31 [2024-10-12 18:23:48,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 18:23:48,356 INFO L471 AbstractCegarLoop]: Abstraction has 63 states and 72 transitions. [2024-10-12 18:23:48,356 INFO L472 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) [2024-10-12 18:23:48,356 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 72 transitions. [2024-10-12 18:23:48,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-10-12 18:23:48,359 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 18:23:48,359 INFO L215 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, 1, 1] [2024-10-12 18:23:48,376 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-10-12 18:23:48,560 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-12 18:23:48,561 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 18:23:48,561 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 18:23:48,561 INFO L85 PathProgramCache]: Analyzing trace with hash -1269732306, now seen corresponding path program 1 times [2024-10-12 18:23:48,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 18:23:48,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229337994] [2024-10-12 18:23:48,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 18:23:48,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 18:23:48,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 18:23:48,646 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-12 18:23:48,647 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 18:23:48,647 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [229337994] [2024-10-12 18:23:48,647 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [229337994] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-12 18:23:48,647 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1489963895] [2024-10-12 18:23:48,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 18:23:48,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-12 18:23:48,647 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 18:23:48,649 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) [2024-10-12 18:23:48,650 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-10-12 18:23:48,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 18:23:48,763 INFO L255 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 73 conjuncts are in the unsatisfiable core [2024-10-12 18:23:48,766 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 18:23:48,798 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-10-12 18:23:48,841 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 19 treesize of output 1 [2024-10-12 18:23:48,845 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 [2024-10-12 18:23:48,915 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-10-12 18:23:48,915 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 18 treesize of output 17 [2024-10-12 18:23:48,922 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 7 treesize of output 3 [2024-10-12 18:23:48,938 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-10-12 18:23:48,939 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 39 treesize of output 34 [2024-10-12 18:23:48,949 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 25 treesize of output 13 [2024-10-12 18:23:48,961 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 [2024-10-12 18:23:49,032 INFO L349 Elim1Store]: treesize reduction 4, result has 89.2 percent of original size [2024-10-12 18:23:49,032 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 3 case distinctions, treesize of input 51 treesize of output 71 [2024-10-12 18:23:49,184 INFO L349 Elim1Store]: treesize reduction 23, result has 42.5 percent of original size [2024-10-12 18:23:49,185 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 1 case distinctions, treesize of input 45 treesize of output 35 [2024-10-12 18:23:49,203 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-10-12 18:23:49,204 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 22 treesize of output 21 [2024-10-12 18:23:49,209 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 [2024-10-12 18:23:49,445 INFO L349 Elim1Store]: treesize reduction 32, result has 37.3 percent of original size [2024-10-12 18:23:49,445 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 3 case distinctions, treesize of input 125 treesize of output 106 [2024-10-12 18:23:49,465 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-10-12 18:23:49,466 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 89 treesize of output 88 [2024-10-12 18:23:49,501 INFO L349 Elim1Store]: treesize reduction 44, result has 38.0 percent of original size [2024-10-12 18:23:49,502 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 87 treesize of output 97 [2024-10-12 18:23:49,646 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 7 treesize of output 3 [2024-10-12 18:23:49,713 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 16 [2024-10-12 18:23:49,727 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 16 [2024-10-12 18:23:49,741 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 59 treesize of output 35 [2024-10-12 18:23:49,769 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 59 treesize of output 35 [2024-10-12 18:23:50,068 INFO L349 Elim1Store]: treesize reduction 36, result has 61.3 percent of original size [2024-10-12 18:23:50,069 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 6 new quantified variables, introduced 10 case distinctions, treesize of input 178 treesize of output 161 [2024-10-12 18:23:50,075 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 108 treesize of output 96 [2024-10-12 18:23:51,783 INFO L349 Elim1Store]: treesize reduction 320, result has 30.0 percent of original size [2024-10-12 18:23:51,784 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 44 case distinctions, treesize of input 171 treesize of output 281 [2024-10-12 18:24:11,110 INFO L349 Elim1Store]: treesize reduction 21, result has 38.2 percent of original size [2024-10-12 18:24:11,111 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 40 treesize of output 30 [2024-10-12 18:24:11,231 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 18:24:11,231 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-12 18:24:11,665 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:11,665 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 55 treesize of output 61 [2024-10-12 18:24:11,674 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:11,675 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 42 treesize of output 46 [2024-10-12 18:24:11,686 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:11,687 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 244 treesize of output 247 [2024-10-12 18:24:11,694 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 200 treesize of output 164 [2024-10-12 18:24:11,701 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 90 treesize of output 72 [2024-10-12 18:24:11,744 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 37 treesize of output 25 [2024-10-12 18:24:11,913 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:11,914 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 30 treesize of output 31 [2024-10-12 18:24:11,916 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-12 18:24:11,924 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:11,925 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 [2024-10-12 18:24:11,935 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:11,936 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 40 treesize of output 36 [2024-10-12 18:24:11,982 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:11,983 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 25 treesize of output 26 [2024-10-12 18:24:11,985 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-12 18:24:11,999 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:11,999 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 36 treesize of output 35 [2024-10-12 18:24:12,014 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 7 treesize of output 3 [2024-10-12 18:24:12,019 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:12,019 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 29 treesize of output 30 [2024-10-12 18:24:12,021 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-12 18:24:12,026 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:12,027 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 36 treesize of output 35 [2024-10-12 18:24:12,032 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:12,032 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 29 treesize of output 25 [2024-10-12 18:24:12,047 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:12,048 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 34 treesize of output 35 [2024-10-12 18:24:12,051 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-12 18:24:12,059 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:12,060 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 47 treesize of output 46 [2024-10-12 18:24:12,069 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:12,069 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 48 treesize of output 36 [2024-10-12 18:24:12,377 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:12,378 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 5 new quantified variables, introduced 10 case distinctions, treesize of input 93 treesize of output 164 [2024-10-12 18:24:12,613 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 18:24:12,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1489963895] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-12 18:24:12,614 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-12 18:24:12,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 18, 18] total 37 [2024-10-12 18:24:12,614 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [586863398] [2024-10-12 18:24:12,615 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-12 18:24:12,615 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2024-10-12 18:24:12,615 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 18:24:12,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2024-10-12 18:24:12,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=157, Invalid=1167, Unknown=8, NotChecked=0, Total=1332 [2024-10-12 18:24:12,617 INFO L87 Difference]: Start difference. First operand 63 states and 72 transitions. Second operand has 37 states, 37 states have (on average 2.3513513513513513) internal successors, (87), 37 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 18:24:13,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 18:24:13,885 INFO L93 Difference]: Finished difference Result 81 states and 92 transitions. [2024-10-12 18:24:13,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-12 18:24:13,886 INFO L78 Accepts]: Start accepts. Automaton has has 37 states, 37 states have (on average 2.3513513513513513) internal successors, (87), 37 states have internal predecessors, (87), 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 [2024-10-12 18:24:13,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 18:24:13,887 INFO L225 Difference]: With dead ends: 81 [2024-10-12 18:24:13,887 INFO L226 Difference]: Without dead ends: 76 [2024-10-12 18:24:13,888 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 566 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=422, Invalid=2222, Unknown=8, NotChecked=0, Total=2652 [2024-10-12 18:24:13,888 INFO L432 NwaCegarLoop]: 22 mSDtfsCounter, 77 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 576 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 319 SdHoareTripleChecker+Invalid, 600 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 576 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-12 18:24:13,888 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 319 Invalid, 600 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 576 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-12 18:24:13,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2024-10-12 18:24:13,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 68. [2024-10-12 18:24:13,897 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) [2024-10-12 18:24:13,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 77 transitions. [2024-10-12 18:24:13,898 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 77 transitions. Word has length 33 [2024-10-12 18:24:13,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 18:24:13,898 INFO L471 AbstractCegarLoop]: Abstraction has 68 states and 77 transitions. [2024-10-12 18:24:13,899 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 2.3513513513513513) internal successors, (87), 37 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 18:24:13,899 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 77 transitions. [2024-10-12 18:24:13,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-10-12 18:24:13,900 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 18:24:13,900 INFO L215 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] [2024-10-12 18:24:13,915 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-10-12 18:24:14,100 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-12 18:24:14,101 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 18:24:14,101 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 18:24:14,101 INFO L85 PathProgramCache]: Analyzing trace with hash -1268022284, now seen corresponding path program 1 times [2024-10-12 18:24:14,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 18:24:14,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388901631] [2024-10-12 18:24:14,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 18:24:14,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 18:24:14,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 18:24:15,214 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 1 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 18:24:15,215 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 18:24:15,215 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388901631] [2024-10-12 18:24:15,215 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1388901631] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-12 18:24:15,215 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1652770082] [2024-10-12 18:24:15,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 18:24:15,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-12 18:24:15,216 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 18:24:15,217 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) [2024-10-12 18:24:15,219 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-10-12 18:24:15,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 18:24:15,338 INFO L255 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 64 conjuncts are in the unsatisfiable core [2024-10-12 18:24:15,346 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 18:24:15,351 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 [2024-10-12 18:24:15,472 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-10-12 18:24:15,472 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 19 treesize of output 16 [2024-10-12 18:24:15,507 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 19 treesize of output 1 [2024-10-12 18:24:15,553 INFO L349 Elim1Store]: treesize reduction 17, result has 22.7 percent of original size [2024-10-12 18:24:15,553 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 28 treesize of output 21 [2024-10-12 18:24:15,566 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-12 18:24:15,567 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 [2024-10-12 18:24:15,604 INFO L349 Elim1Store]: treesize reduction 33, result has 21.4 percent of original size [2024-10-12 18:24:15,604 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 79 treesize of output 51 [2024-10-12 18:24:15,666 INFO L349 Elim1Store]: treesize reduction 44, result has 25.4 percent of original size [2024-10-12 18:24:15,666 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 59 treesize of output 56 [2024-10-12 18:24:15,675 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 14 [2024-10-12 18:24:15,806 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 [2024-10-12 18:24:15,819 INFO L349 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2024-10-12 18:24:15,819 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 30 [2024-10-12 18:24:15,893 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 18 treesize of output 13 [2024-10-12 18:24:15,897 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 18 treesize of output 13 [2024-10-12 18:24:15,970 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 1 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 18:24:15,970 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-12 18:24:16,053 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (+ |c_ULTIMATE.start_main_~l1~0#1.offset| 4))) (and (forall ((v_ArrVal_730 (Array Int Int))) (= (select (select (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_main_~p~0#1.base| v_ArrVal_730) |c_ULTIMATE.start_main_~l1~0#1.base|) .cse0) 0)) (forall ((v_ArrVal_731 (Array Int Int))) (= (select (select (store |c_#memory_$Pointer$#1.offset| |c_ULTIMATE.start_main_~p~0#1.base| v_ArrVal_731) |c_ULTIMATE.start_main_~l1~0#1.base|) .cse0) 0)))) is different from false [2024-10-12 18:24:16,062 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:16,062 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 23 [2024-10-12 18:24:16,064 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 36 treesize of output 24 [2024-10-12 18:24:16,311 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:16,311 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 21 treesize of output 25 [2024-10-12 18:24:16,372 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:16,372 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 30 treesize of output 31 [2024-10-12 18:24:16,382 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:16,382 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 91 treesize of output 90 [2024-10-12 18:24:16,389 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:16,390 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 85 treesize of output 69 [2024-10-12 18:24:16,395 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 54 treesize of output 46 [2024-10-12 18:24:16,817 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 1 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 4 not checked. [2024-10-12 18:24:16,817 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1652770082] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-12 18:24:16,817 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-12 18:24:16,817 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16, 17] total 42 [2024-10-12 18:24:16,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079840896] [2024-10-12 18:24:16,818 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-12 18:24:16,818 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2024-10-12 18:24:16,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 18:24:16,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2024-10-12 18:24:16,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=1550, Unknown=29, NotChecked=80, Total=1806 [2024-10-12 18:24:16,819 INFO L87 Difference]: Start difference. First operand 68 states and 77 transitions. Second operand has 43 states, 43 states have (on average 2.0) internal successors, (86), 42 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 18:24:19,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 18:24:19,225 INFO L93 Difference]: Finished difference Result 91 states and 105 transitions. [2024-10-12 18:24:19,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-10-12 18:24:19,226 INFO L78 Accepts]: Start accepts. Automaton has has 43 states, 43 states have (on average 2.0) internal successors, (86), 42 states have internal predecessors, (86), 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 [2024-10-12 18:24:19,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 18:24:19,227 INFO L225 Difference]: With dead ends: 91 [2024-10-12 18:24:19,227 INFO L226 Difference]: Without dead ends: 84 [2024-10-12 18:24:19,228 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 40 SyntacticMatches, 1 SemanticMatches, 62 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 609 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=383, Invalid=3492, Unknown=35, NotChecked=122, Total=4032 [2024-10-12 18:24:19,228 INFO L432 NwaCegarLoop]: 28 mSDtfsCounter, 69 mSDsluCounter, 488 mSDsCounter, 0 mSdLazyCounter, 973 mSolverCounterSat, 51 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 516 SdHoareTripleChecker+Invalid, 1104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 973 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 77 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-10-12 18:24:19,228 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 516 Invalid, 1104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 973 Invalid, 3 Unknown, 77 Unchecked, 1.3s Time] [2024-10-12 18:24:19,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2024-10-12 18:24:19,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 70. [2024-10-12 18:24:19,235 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) [2024-10-12 18:24:19,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 80 transitions. [2024-10-12 18:24:19,235 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 80 transitions. Word has length 33 [2024-10-12 18:24:19,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 18:24:19,236 INFO L471 AbstractCegarLoop]: Abstraction has 70 states and 80 transitions. [2024-10-12 18:24:19,236 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 43 states have (on average 2.0) internal successors, (86), 42 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 18:24:19,236 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 80 transitions. [2024-10-12 18:24:19,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-10-12 18:24:19,237 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 18:24:19,237 INFO L215 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] [2024-10-12 18:24:19,252 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-10-12 18:24:19,437 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-10-12 18:24:19,438 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 18:24:19,438 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 18:24:19,438 INFO L85 PathProgramCache]: Analyzing trace with hash 202694188, now seen corresponding path program 2 times [2024-10-12 18:24:19,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 18:24:19,438 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888903994] [2024-10-12 18:24:19,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 18:24:19,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 18:24:19,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 18:24:20,574 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 8 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 18:24:20,575 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 18:24:20,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [888903994] [2024-10-12 18:24:20,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [888903994] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-12 18:24:20,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1941205581] [2024-10-12 18:24:20,575 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-12 18:24:20,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-12 18:24:20,576 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 18:24:20,578 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-12 18:24:20,579 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-10-12 18:24:20,706 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-12 18:24:20,706 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-12 18:24:20,709 INFO L255 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 86 conjuncts are in the unsatisfiable core [2024-10-12 18:24:20,712 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 18:24:20,719 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 [2024-10-12 18:24:20,813 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2024-10-12 18:24:20,814 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 [2024-10-12 18:24:20,873 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 [2024-10-12 18:24:20,879 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 [2024-10-12 18:24:20,954 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-10-12 18:24:20,954 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 [2024-10-12 18:24:20,957 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 [2024-10-12 18:24:20,974 INFO L349 Elim1Store]: treesize reduction 17, result has 22.7 percent of original size [2024-10-12 18:24:20,974 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 [2024-10-12 18:24:21,027 INFO L349 Elim1Store]: treesize reduction 8, result has 61.9 percent of original size [2024-10-12 18:24:21,027 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 [2024-10-12 18:24:21,099 INFO L349 Elim1Store]: treesize reduction 43, result has 14.0 percent of original size [2024-10-12 18:24:21,100 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 147 treesize of output 109 [2024-10-12 18:24:21,102 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 [2024-10-12 18:24:21,187 INFO L349 Elim1Store]: treesize reduction 56, result has 16.4 percent of original size [2024-10-12 18:24:21,187 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 [2024-10-12 18:24:21,203 INFO L349 Elim1Store]: treesize reduction 68, result has 18.1 percent of original size [2024-10-12 18:24:21,203 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 [2024-10-12 18:24:21,209 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 [2024-10-12 18:24:21,402 INFO L349 Elim1Store]: treesize reduction 25, result has 16.7 percent of original size [2024-10-12 18:24:21,402 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 [2024-10-12 18:24:21,406 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 [2024-10-12 18:24:21,409 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 0 case distinctions, treesize of input 60 treesize of output 47 [2024-10-12 18:24:21,411 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 [2024-10-12 18:24:21,429 INFO L349 Elim1Store]: treesize reduction 38, result has 36.7 percent of original size [2024-10-12 18:24:21,430 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 [2024-10-12 18:24:21,480 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 [2024-10-12 18:24:21,482 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 9 treesize of output 3 [2024-10-12 18:24:21,512 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 [2024-10-12 18:24:21,565 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 8 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 18:24:21,565 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-12 18:24:21,573 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_856 (Array Int Int))) (= (select (select (store |c_#memory_int#1| |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_856) |c_ULTIMATE.start_main_~p~0#1.base|) |c_ULTIMATE.start_main_~p~0#1.offset|) 3)) is different from false [2024-10-12 18:24:21,577 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_856 (Array Int Int))) (= 3 (let ((.cse0 (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select (store |c_#memory_int#1| |c_ULTIMATE.start_main_~p~0#1.base| v_ArrVal_856) (select (select |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_main_~p~0#1.base|) .cse0)) (select (select |c_#memory_$Pointer$#1.offset| |c_ULTIMATE.start_main_~p~0#1.base|) .cse0))))) is different from false [2024-10-12 18:24:21,585 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_854 (Array Int Int)) (v_ArrVal_853 (Array Int Int)) (v_ArrVal_856 (Array Int Int)) (v_ArrVal_855 (Array Int Int))) (= 3 (let ((.cse0 (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4))) (select (select (store (store |c_#memory_int#1| |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_855) |c_ULTIMATE.start_main_~p~0#1.base| v_ArrVal_856) (select (select (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_853) |c_ULTIMATE.start_main_~p~0#1.base|) .cse0)) (select (select (store |c_#memory_$Pointer$#1.offset| |c_ULTIMATE.start_main_~t~0#1.base| v_ArrVal_854) |c_ULTIMATE.start_main_~p~0#1.base|) .cse0))))) is different from false [2024-10-12 18:24:21,785 INFO L349 Elim1Store]: treesize reduction 25, result has 40.5 percent of original size [2024-10-12 18:24:21,785 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 [2024-10-12 18:24:21,817 INFO L349 Elim1Store]: treesize reduction 11, result has 92.9 percent of original size [2024-10-12 18:24:21,817 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 433 treesize of output 503 [2024-10-12 18:24:21,823 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 354 treesize of output 290 [2024-10-12 18:24:21,828 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 160 treesize of output 128 [2024-10-12 18:24:24,041 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:24,041 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 [2024-10-12 18:24:24,049 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:24,050 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 [2024-10-12 18:24:24,068 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:24,068 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 [2024-10-12 18:24:24,073 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:24,073 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 [2024-10-12 18:24:24,102 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:24,103 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 121 [2024-10-12 18:24:24,111 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:24,112 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 141 treesize of output 134 [2024-10-12 18:24:24,137 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:24,138 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 [2024-10-12 18:24:24,145 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:24,145 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 [2024-10-12 18:24:24,169 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:24,169 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 [2024-10-12 18:24:24,176 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:24,177 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 [2024-10-12 18:24:24,196 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:24,196 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 [2024-10-12 18:24:24,203 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:24,204 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 [2024-10-12 18:24:24,225 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:24,226 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 [2024-10-12 18:24:24,233 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:24,233 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 [2024-10-12 18:24:24,254 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:24,255 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 [2024-10-12 18:24:24,261 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:24,262 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 [2024-10-12 18:24:24,279 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:24,280 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 [2024-10-12 18:24:24,286 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:24,287 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 [2024-10-12 18:24:24,311 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:24,312 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 [2024-10-12 18:24:24,321 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:24,322 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 [2024-10-12 18:24:24,343 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:24,344 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 121 [2024-10-12 18:24:24,351 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:24,351 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 141 treesize of output 134 [2024-10-12 18:24:24,375 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:24,375 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 [2024-10-12 18:24:24,382 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:24,383 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 [2024-10-12 18:24:24,396 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:24,397 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 [2024-10-12 18:24:24,402 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:24,402 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 [2024-10-12 18:24:24,417 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:24,417 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 [2024-10-12 18:24:24,425 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:24,425 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 [2024-10-12 18:24:30,091 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:30,091 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 [2024-10-12 18:24:30,099 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:30,100 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 [2024-10-12 18:24:30,114 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:30,115 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 [2024-10-12 18:24:30,126 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-12 18:24:30,304 INFO L349 Elim1Store]: treesize reduction 38, result has 82.6 percent of original size [2024-10-12 18:24:30,304 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 5338 treesize of output 4395 [2024-10-12 18:24:30,478 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:30,479 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 721 treesize of output 645 [2024-10-12 18:24:30,524 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:30,525 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 700 treesize of output 676 [2024-10-12 18:24:30,548 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:30,548 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 668 treesize of output 612 [2024-10-12 18:24:30,589 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:30,589 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 705 treesize of output 529 [2024-10-12 18:24:32,725 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:32,726 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 [2024-10-12 18:24:32,735 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-12 18:24:32,736 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