./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/list-ext2-properties/simple_search_value-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c00e63dc Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/list-ext2-properties/simple_search_value-1.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 9339a3186df1139a7984a9803a310ef99d020bdafafac2d122ebd6ff2b132483 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-05 14:30:28,669 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-05 14:30:28,758 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-05 14:30:28,766 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-05 14:30:28,769 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-05 14:30:28,802 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-05 14:30:28,804 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-05 14:30:28,805 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-05 14:30:28,805 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-05 14:30:28,805 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-05 14:30:28,805 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-05 14:30:28,805 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-05 14:30:28,805 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-05 14:30:28,805 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-05 14:30:28,805 INFO L153 SettingsManager]: * Use SBE=true [2025-02-05 14:30:28,806 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-05 14:30:28,806 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-05 14:30:28,806 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-05 14:30:28,806 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-05 14:30:28,806 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-05 14:30:28,806 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-05 14:30:28,807 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-05 14:30:28,807 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-05 14:30:28,807 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-05 14:30:28,807 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-05 14:30:28,807 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-05 14:30:28,807 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-05 14:30:28,807 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-05 14:30:28,808 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-05 14:30:28,808 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-05 14:30:28,808 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-05 14:30:28,808 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-05 14:30:28,808 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 14:30:28,808 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-05 14:30:28,808 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-05 14:30:28,808 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-05 14:30:28,808 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-05 14:30:28,808 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-05 14:30:28,808 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-05 14:30:28,809 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-05 14:30:28,809 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-05 14:30:28,809 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-05 14:30:28,809 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-05 14:30:28,809 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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-jdk21/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 -> 9339a3186df1139a7984a9803a310ef99d020bdafafac2d122ebd6ff2b132483 [2025-02-05 14:30:29,279 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-05 14:30:29,298 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-05 14:30:29,300 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-05 14:30:29,300 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-05 14:30:29,300 INFO L274 PluginConnector]: CDTParser initialized [2025-02-05 14:30:29,301 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext2-properties/simple_search_value-1.i [2025-02-05 14:30:30,530 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/90d0e4a76/7d05ac79782e4fefa2044694a1b7ee28/FLAGfebac9283 [2025-02-05 14:30:30,854 INFO L384 CDTParser]: Found 1 translation units. [2025-02-05 14:30:30,858 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/list-ext2-properties/simple_search_value-1.i [2025-02-05 14:30:30,870 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/90d0e4a76/7d05ac79782e4fefa2044694a1b7ee28/FLAGfebac9283 [2025-02-05 14:30:31,144 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/90d0e4a76/7d05ac79782e4fefa2044694a1b7ee28 [2025-02-05 14:30:31,146 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-05 14:30:31,148 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-05 14:30:31,149 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-05 14:30:31,150 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-05 14:30:31,153 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-05 14:30:31,154 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 02:30:31" (1/1) ... [2025-02-05 14:30:31,156 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e386d16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 02:30:31, skipping insertion in model container [2025-02-05 14:30:31,156 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 02:30:31" (1/1) ... [2025-02-05 14:30:31,185 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-05 14:30:31,387 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/list-ext2-properties/simple_search_value-1.i[23210,23223] [2025-02-05 14:30:31,390 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 14:30:31,396 INFO L200 MainTranslator]: Completed pre-run [2025-02-05 14:30:31,420 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/list-ext2-properties/simple_search_value-1.i[23210,23223] [2025-02-05 14:30:31,420 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 14:30:31,437 INFO L204 MainTranslator]: Completed translation [2025-02-05 14:30:31,437 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 02:30:31 WrapperNode [2025-02-05 14:30:31,437 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-05 14:30:31,438 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-05 14:30:31,438 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-05 14:30:31,438 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-05 14:30:31,442 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 02:30:31" (1/1) ... [2025-02-05 14:30:31,449 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 02:30:31" (1/1) ... [2025-02-05 14:30:31,459 INFO L138 Inliner]: procedures = 122, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 66 [2025-02-05 14:30:31,460 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-05 14:30:31,460 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-05 14:30:31,460 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-05 14:30:31,460 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-05 14:30:31,466 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 02:30:31" (1/1) ... [2025-02-05 14:30:31,466 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 02:30:31" (1/1) ... [2025-02-05 14:30:31,468 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 02:30:31" (1/1) ... [2025-02-05 14:30:31,477 INFO L175 MemorySlicer]: Split 10 memory accesses to 2 slices as follows [2, 8]. 80 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 4 writes are split as follows [0, 4]. [2025-02-05 14:30:31,477 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 02:30:31" (1/1) ... [2025-02-05 14:30:31,477 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 02:30:31" (1/1) ... [2025-02-05 14:30:31,484 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 02:30:31" (1/1) ... [2025-02-05 14:30:31,488 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 02:30:31" (1/1) ... [2025-02-05 14:30:31,489 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 02:30:31" (1/1) ... [2025-02-05 14:30:31,489 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 02:30:31" (1/1) ... [2025-02-05 14:30:31,490 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-05 14:30:31,491 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-05 14:30:31,491 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-05 14:30:31,491 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-05 14:30:31,496 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 02:30:31" (1/1) ... [2025-02-05 14:30:31,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 14:30:31,509 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 14:30:31,520 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-05 14:30:31,528 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-05 14:30:31,548 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2025-02-05 14:30:31,548 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2025-02-05 14:30:31,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-05 14:30:31,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-05 14:30:31,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-05 14:30:31,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-05 14:30:31,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-02-05 14:30:31,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-05 14:30:31,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-02-05 14:30:31,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-02-05 14:30:31,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-02-05 14:30:31,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-02-05 14:30:31,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-05 14:30:31,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-05 14:30:31,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-05 14:30:31,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-05 14:30:31,627 INFO L257 CfgBuilder]: Building ICFG [2025-02-05 14:30:31,628 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-05 14:30:31,654 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2025-02-05 14:30:31,765 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2025-02-05 14:30:31,765 INFO L308 CfgBuilder]: Performing block encoding [2025-02-05 14:30:31,773 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-05 14:30:31,774 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-05 14:30:31,775 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 02:30:31 BoogieIcfgContainer [2025-02-05 14:30:31,775 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-05 14:30:31,776 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-05 14:30:31,777 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-05 14:30:31,781 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-05 14:30:31,781 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.02 02:30:31" (1/3) ... [2025-02-05 14:30:31,782 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3989e797 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 02:30:31, skipping insertion in model container [2025-02-05 14:30:31,782 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 02:30:31" (2/3) ... [2025-02-05 14:30:31,782 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3989e797 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 02:30:31, skipping insertion in model container [2025-02-05 14:30:31,782 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 02:30:31" (3/3) ... [2025-02-05 14:30:31,783 INFO L128 eAbstractionObserver]: Analyzing ICFG simple_search_value-1.i [2025-02-05 14:30:31,794 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-05 14:30:31,795 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG simple_search_value-1.i that has 2 procedures, 27 locations, 1 initial locations, 2 loop locations, and 1 error locations. [2025-02-05 14:30:31,831 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-05 14:30:31,838 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;@4d5896dc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-05 14:30:31,841 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-05 14:30:31,845 INFO L276 IsEmpty]: Start isEmpty. Operand has 26 states, 22 states have (on average 1.4545454545454546) internal successors, (32), 24 states have internal predecessors, (32), 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) [2025-02-05 14:30:31,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2025-02-05 14:30:31,849 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 14:30:31,849 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 14:30:31,850 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 14:30:31,853 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 14:30:31,854 INFO L85 PathProgramCache]: Analyzing trace with hash 1907014080, now seen corresponding path program 1 times [2025-02-05 14:30:31,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 14:30:31,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984777273] [2025-02-05 14:30:31,859 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 14:30:31,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 14:30:31,918 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-02-05 14:30:31,928 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-02-05 14:30:31,929 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 14:30:31,929 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 14:30:31,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-05 14:30:31,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 14:30:31,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [984777273] [2025-02-05 14:30:31,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [984777273] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 14:30:31,960 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 14:30:31,960 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-05 14:30:31,961 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [63169642] [2025-02-05 14:30:31,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 14:30:31,963 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-05 14:30:31,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 14:30:31,975 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-05 14:30:31,975 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-05 14:30:31,977 INFO L87 Difference]: Start difference. First operand has 26 states, 22 states have (on average 1.4545454545454546) internal successors, (32), 24 states have internal predecessors, (32), 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 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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) [2025-02-05 14:30:31,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 14:30:31,986 INFO L93 Difference]: Finished difference Result 39 states and 50 transitions. [2025-02-05 14:30:31,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-05 14:30:31,987 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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 9 [2025-02-05 14:30:31,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 14:30:31,990 INFO L225 Difference]: With dead ends: 39 [2025-02-05 14:30:31,990 INFO L226 Difference]: Without dead ends: 18 [2025-02-05 14:30:31,992 INFO L434 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 [2025-02-05 14:30:31,994 INFO L435 NwaCegarLoop]: 32 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 32 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-05 14:30:31,994 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-05 14:30:32,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2025-02-05 14:30:32,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2025-02-05 14:30:32,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 17 states have (on average 1.2941176470588236) internal successors, (22), 17 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) [2025-02-05 14:30:32,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 22 transitions. [2025-02-05 14:30:32,013 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 22 transitions. Word has length 9 [2025-02-05 14:30:32,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 14:30:32,013 INFO L471 AbstractCegarLoop]: Abstraction has 18 states and 22 transitions. [2025-02-05 14:30:32,013 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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) [2025-02-05 14:30:32,013 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2025-02-05 14:30:32,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2025-02-05 14:30:32,014 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 14:30:32,014 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 14:30:32,014 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-05 14:30:32,014 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 14:30:32,015 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 14:30:32,015 INFO L85 PathProgramCache]: Analyzing trace with hash -1932649859, now seen corresponding path program 1 times [2025-02-05 14:30:32,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 14:30:32,015 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [395140764] [2025-02-05 14:30:32,015 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 14:30:32,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 14:30:32,028 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-02-05 14:30:32,034 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-02-05 14:30:32,034 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 14:30:32,034 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 14:30:32,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-05 14:30:32,125 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 14:30:32,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [395140764] [2025-02-05 14:30:32,125 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [395140764] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 14:30:32,125 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 14:30:32,125 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-05 14:30:32,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806465226] [2025-02-05 14:30:32,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 14:30:32,126 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-05 14:30:32,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 14:30:32,127 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-05 14:30:32,127 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-05 14:30:32,127 INFO L87 Difference]: Start difference. First operand 18 states and 22 transitions. Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 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) [2025-02-05 14:30:32,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 14:30:32,161 INFO L93 Difference]: Finished difference Result 38 states and 49 transitions. [2025-02-05 14:30:32,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-05 14:30:32,162 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 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 [2025-02-05 14:30:32,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 14:30:32,162 INFO L225 Difference]: With dead ends: 38 [2025-02-05 14:30:32,162 INFO L226 Difference]: Without dead ends: 24 [2025-02-05 14:30:32,163 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-02-05 14:30:32,163 INFO L435 NwaCegarLoop]: 18 mSDtfsCounter, 5 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 49 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-05 14:30:32,163 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 49 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-05 14:30:32,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2025-02-05 14:30:32,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 21. [2025-02-05 14:30:32,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 20 states have (on average 1.25) internal successors, (25), 20 states have internal predecessors, (25), 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) [2025-02-05 14:30:32,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2025-02-05 14:30:32,167 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 11 [2025-02-05 14:30:32,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 14:30:32,167 INFO L471 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2025-02-05 14:30:32,167 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 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) [2025-02-05 14:30:32,167 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2025-02-05 14:30:32,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2025-02-05 14:30:32,167 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 14:30:32,168 INFO L218 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 14:30:32,168 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-05 14:30:32,168 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 14:30:32,168 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 14:30:32,168 INFO L85 PathProgramCache]: Analyzing trace with hash -1682097954, now seen corresponding path program 1 times [2025-02-05 14:30:32,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 14:30:32,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203951944] [2025-02-05 14:30:32,169 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 14:30:32,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 14:30:32,182 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 16 statements into 1 equivalence classes. [2025-02-05 14:30:32,193 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 16 of 16 statements. [2025-02-05 14:30:32,193 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 14:30:32,193 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 14:30:32,279 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2025-02-05 14:30:32,279 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 14:30:32,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1203951944] [2025-02-05 14:30:32,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1203951944] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 14:30:32,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 14:30:32,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-05 14:30:32,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [810757679] [2025-02-05 14:30:32,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 14:30:32,280 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-05 14:30:32,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 14:30:32,280 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-05 14:30:32,280 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-05 14:30:32,281 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 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) [2025-02-05 14:30:32,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 14:30:32,309 INFO L93 Difference]: Finished difference Result 32 states and 38 transitions. [2025-02-05 14:30:32,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-05 14:30:32,310 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 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 16 [2025-02-05 14:30:32,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 14:30:32,310 INFO L225 Difference]: With dead ends: 32 [2025-02-05 14:30:32,310 INFO L226 Difference]: Without dead ends: 29 [2025-02-05 14:30:32,311 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-02-05 14:30:32,311 INFO L435 NwaCegarLoop]: 14 mSDtfsCounter, 10 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 34 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-05 14:30:32,311 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 34 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-05 14:30:32,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2025-02-05 14:30:32,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 22. [2025-02-05 14:30:32,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 21 states have (on average 1.2380952380952381) internal successors, (26), 21 states have internal predecessors, (26), 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) [2025-02-05 14:30:32,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 26 transitions. [2025-02-05 14:30:32,314 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 26 transitions. Word has length 16 [2025-02-05 14:30:32,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 14:30:32,314 INFO L471 AbstractCegarLoop]: Abstraction has 22 states and 26 transitions. [2025-02-05 14:30:32,314 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 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) [2025-02-05 14:30:32,314 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2025-02-05 14:30:32,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2025-02-05 14:30:32,315 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 14:30:32,315 INFO L218 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 14:30:32,315 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-05 14:30:32,315 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 14:30:32,316 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 14:30:32,316 INFO L85 PathProgramCache]: Analyzing trace with hash 1374651990, now seen corresponding path program 1 times [2025-02-05 14:30:32,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 14:30:32,316 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095927899] [2025-02-05 14:30:32,316 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 14:30:32,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 14:30:32,326 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 21 statements into 1 equivalence classes. [2025-02-05 14:30:32,333 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 21 of 21 statements. [2025-02-05 14:30:32,333 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 14:30:32,333 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 14:30:32,407 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-02-05 14:30:32,407 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 14:30:32,408 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1095927899] [2025-02-05 14:30:32,408 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1095927899] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-05 14:30:32,408 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [145707771] [2025-02-05 14:30:32,408 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 14:30:32,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 14:30:32,408 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 14:30:32,414 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-05 14:30:32,415 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-02-05 14:30:32,471 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 21 statements into 1 equivalence classes. [2025-02-05 14:30:32,491 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 21 of 21 statements. [2025-02-05 14:30:32,491 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 14:30:32,491 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 14:30:32,493 INFO L256 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-02-05 14:30:32,496 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 14:30:32,545 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-02-05 14:30:32,546 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-05 14:30:32,594 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-02-05 14:30:32,594 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [145707771] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-05 14:30:32,594 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-05 14:30:32,594 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2025-02-05 14:30:32,594 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666492309] [2025-02-05 14:30:32,594 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-05 14:30:32,594 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-02-05 14:30:32,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 14:30:32,595 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-02-05 14:30:32,595 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2025-02-05 14:30:32,595 INFO L87 Difference]: Start difference. First operand 22 states and 26 transitions. Second operand has 8 states, 8 states have (on average 4.25) internal successors, (34), 8 states have internal predecessors, (34), 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) [2025-02-05 14:30:32,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 14:30:32,707 INFO L93 Difference]: Finished difference Result 56 states and 67 transitions. [2025-02-05 14:30:32,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-02-05 14:30:32,709 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.25) internal successors, (34), 8 states have internal predecessors, (34), 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 21 [2025-02-05 14:30:32,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 14:30:32,709 INFO L225 Difference]: With dead ends: 56 [2025-02-05 14:30:32,710 INFO L226 Difference]: Without dead ends: 40 [2025-02-05 14:30:32,711 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=80, Unknown=0, NotChecked=0, Total=132 [2025-02-05 14:30:32,711 INFO L435 NwaCegarLoop]: 18 mSDtfsCounter, 12 mSDsluCounter, 77 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 95 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-05 14:30:32,712 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 95 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-05 14:30:32,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2025-02-05 14:30:32,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 37. [2025-02-05 14:30:32,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 36 states have (on average 1.1388888888888888) internal successors, (41), 36 states have internal predecessors, (41), 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) [2025-02-05 14:30:32,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 41 transitions. [2025-02-05 14:30:32,719 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 41 transitions. Word has length 21 [2025-02-05 14:30:32,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 14:30:32,719 INFO L471 AbstractCegarLoop]: Abstraction has 37 states and 41 transitions. [2025-02-05 14:30:32,719 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.25) internal successors, (34), 8 states have internal predecessors, (34), 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) [2025-02-05 14:30:32,719 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 41 transitions. [2025-02-05 14:30:32,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2025-02-05 14:30:32,719 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 14:30:32,719 INFO L218 NwaCegarLoop]: trace histogram [5, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 14:30:32,731 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-02-05 14:30:32,925 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 14:30:32,925 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 14:30:32,926 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 14:30:32,926 INFO L85 PathProgramCache]: Analyzing trace with hash -749193513, now seen corresponding path program 2 times [2025-02-05 14:30:32,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 14:30:32,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955907213] [2025-02-05 14:30:32,927 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-05 14:30:32,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 14:30:32,943 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 36 statements into 2 equivalence classes. [2025-02-05 14:30:32,958 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 36 of 36 statements. [2025-02-05 14:30:32,958 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-02-05 14:30:32,958 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 14:30:33,115 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 38 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-02-05 14:30:33,115 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 14:30:33,115 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955907213] [2025-02-05 14:30:33,115 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [955907213] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-05 14:30:33,115 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1934516099] [2025-02-05 14:30:33,115 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-05 14:30:33,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 14:30:33,115 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 14:30:33,118 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-05 14:30:33,119 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-02-05 14:30:33,177 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 36 statements into 2 equivalence classes. [2025-02-05 14:30:33,208 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 36 of 36 statements. [2025-02-05 14:30:33,208 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-02-05 14:30:33,208 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 14:30:33,210 INFO L256 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-02-05 14:30:33,211 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 14:30:33,244 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 38 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-02-05 14:30:33,244 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-05 14:30:33,318 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 4 proven. 38 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-02-05 14:30:33,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1934516099] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-05 14:30:33,319 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-05 14:30:33,319 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 14 [2025-02-05 14:30:33,319 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602410462] [2025-02-05 14:30:33,319 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-05 14:30:33,319 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2025-02-05 14:30:33,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 14:30:33,320 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2025-02-05 14:30:33,320 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=102, Unknown=0, NotChecked=0, Total=182 [2025-02-05 14:30:33,320 INFO L87 Difference]: Start difference. First operand 37 states and 41 transitions. Second operand has 14 states, 14 states have (on average 4.571428571428571) internal successors, (64), 14 states have internal predecessors, (64), 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) [2025-02-05 14:30:33,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 14:30:33,467 INFO L93 Difference]: Finished difference Result 86 states and 100 transitions. [2025-02-05 14:30:33,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2025-02-05 14:30:33,468 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.571428571428571) internal successors, (64), 14 states have internal predecessors, (64), 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 36 [2025-02-05 14:30:33,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 14:30:33,469 INFO L225 Difference]: With dead ends: 86 [2025-02-05 14:30:33,469 INFO L226 Difference]: Without dead ends: 70 [2025-02-05 14:30:33,469 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=211, Invalid=341, Unknown=0, NotChecked=0, Total=552 [2025-02-05 14:30:33,470 INFO L435 NwaCegarLoop]: 18 mSDtfsCounter, 18 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 115 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-05 14:30:33,470 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 115 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-05 14:30:33,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2025-02-05 14:30:33,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 67. [2025-02-05 14:30:33,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 66 states have (on average 1.0757575757575757) internal successors, (71), 66 states have internal predecessors, (71), 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) [2025-02-05 14:30:33,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 71 transitions. [2025-02-05 14:30:33,475 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 71 transitions. Word has length 36 [2025-02-05 14:30:33,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 14:30:33,475 INFO L471 AbstractCegarLoop]: Abstraction has 67 states and 71 transitions. [2025-02-05 14:30:33,475 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.571428571428571) internal successors, (64), 14 states have internal predecessors, (64), 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) [2025-02-05 14:30:33,476 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 71 transitions. [2025-02-05 14:30:33,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2025-02-05 14:30:33,476 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 14:30:33,476 INFO L218 NwaCegarLoop]: trace histogram [11, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 14:30:33,485 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-02-05 14:30:33,681 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 14:30:33,681 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 14:30:33,681 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 14:30:33,682 INFO L85 PathProgramCache]: Analyzing trace with hash -161747721, now seen corresponding path program 3 times [2025-02-05 14:30:33,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 14:30:33,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943536886] [2025-02-05 14:30:33,682 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-02-05 14:30:33,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 14:30:33,718 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 66 statements into 11 equivalence classes. [2025-02-05 14:30:33,882 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) and asserted 66 of 66 statements. [2025-02-05 14:30:33,884 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2025-02-05 14:30:33,884 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 14:30:37,934 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 163 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2025-02-05 14:30:37,934 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 14:30:37,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [943536886] [2025-02-05 14:30:37,934 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [943536886] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-05 14:30:37,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1369468223] [2025-02-05 14:30:37,934 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-02-05 14:30:37,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 14:30:37,935 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 14:30:37,941 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-05 14:30:37,942 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-02-05 14:30:38,024 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 66 statements into 11 equivalence classes. [2025-02-05 14:30:45,355 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) and asserted 66 of 66 statements. [2025-02-05 14:30:45,356 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2025-02-05 14:30:45,356 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 14:30:45,366 INFO L256 TraceCheckSpWp]: Trace formula consists of 552 conjuncts, 120 conjuncts are in the unsatisfiable core [2025-02-05 14:30:45,373 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 14:30:45,389 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 [2025-02-05 14:30:45,448 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2025-02-05 14:30:45,449 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 1 case distinctions, treesize of input 11 treesize of output 11 [2025-02-05 14:30:45,501 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 15 treesize of output 1 [2025-02-05 14:30:45,556 INFO L349 Elim1Store]: treesize reduction 17, result has 22.7 percent of original size [2025-02-05 14:30:45,557 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 32 treesize of output 23 [2025-02-05 14:30:45,610 INFO L349 Elim1Store]: treesize reduction 19, result has 20.8 percent of original size [2025-02-05 14:30:45,610 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 33 treesize of output 32 [2025-02-05 14:30:45,661 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2025-02-05 14:30:45,661 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 25 treesize of output 22 [2025-02-05 14:30:45,678 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 13 treesize of output 9 [2025-02-05 14:30:45,748 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2025-02-05 14:30:45,748 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 37 treesize of output 25 [2025-02-05 14:30:45,802 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2025-02-05 14:30:45,802 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 [2025-02-05 14:30:45,881 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2025-02-05 14:30:45,881 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 28 treesize of output 20 [2025-02-05 14:30:45,950 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2025-02-05 14:30:45,950 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 [2025-02-05 14:30:46,004 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2025-02-05 14:30:46,007 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 28 treesize of output 20 [2025-02-05 14:30:46,060 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2025-02-05 14:30:46,060 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 [2025-02-05 14:30:46,094 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2025-02-05 14:30:46,094 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 28 treesize of output 20 [2025-02-05 14:30:46,143 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2025-02-05 14:30:46,143 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 [2025-02-05 14:30:46,177 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2025-02-05 14:30:46,177 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 28 treesize of output 20 [2025-02-05 14:30:46,213 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2025-02-05 14:30:46,213 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 [2025-02-05 14:30:46,245 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2025-02-05 14:30:46,245 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 28 treesize of output 20 [2025-02-05 14:30:46,275 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2025-02-05 14:30:46,275 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 [2025-02-05 14:30:46,313 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2025-02-05 14:30:46,314 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 28 treesize of output 20 [2025-02-05 14:30:46,351 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2025-02-05 14:30:46,351 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 [2025-02-05 14:30:46,385 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2025-02-05 14:30:46,385 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 28 treesize of output 20 [2025-02-05 14:30:46,499 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 22 treesize of output 1 [2025-02-05 14:30:46,510 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2025-02-05 14:30:46,510 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 [2025-02-05 14:30:46,578 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-02-05 14:30:46,578 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 32 treesize of output 28 [2025-02-05 14:30:46,624 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 16 treesize of output 8 [2025-02-05 14:30:46,638 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 14 proven. 130 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2025-02-05 14:30:46,638 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-05 14:30:46,742 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 170 treesize of output 162 [2025-02-05 14:30:46,782 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4))) (let ((.cse1 (forall ((|ULTIMATE.start_main_~p~0#1.base| Int) (v_ArrVal_583 (Array Int Int))) (not (= (select (select (store |c_#memory_$Pointer$#1.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_583) |c_ULTIMATE.start_main_~a~0#1.base|) .cse0) 0))))) (and (forall ((|ULTIMATE.start_main_~p~0#1.base| Int) (v_ArrVal_583 (Array Int Int))) (or (not (= (select (select (store |c_#memory_$Pointer$#1.base| |ULTIMATE.start_main_~p~0#1.base| v_ArrVal_583) |c_ULTIMATE.start_main_~a~0#1.base|) .cse0) 0)) (= |c_ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_main_~p~0#1.base|))) (or (< 6 |c_ULTIMATE.start_main_~counter~0#1|) .cse1) (or (= |c_ULTIMATE.start_main_~p~0#1.offset| |c_ULTIMATE.start_main_~a~0#1.offset|) .cse1)))) is different from false [2025-02-05 14:30:47,221 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-02-05 14:30:47,222 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 51 treesize of output 50 [2025-02-05 14:30:51,297 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) (.cse1 (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4))) (and (forall ((v_arrayElimArr_1 (Array Int Int))) (or (forall ((|ULTIMATE.start_main_~p~0#1.base| Int) (v_ArrVal_583 (Array Int Int)) (v_subst_2 Int)) (or (not (= (select (select (store (store |c_#memory_$Pointer$#1.base| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_1) v_subst_2 v_ArrVal_583) |c_ULTIMATE.start_main_~a~0#1.base|) .cse0) 0)) (= |c_ULTIMATE.start_main_~a~0#1.base| v_subst_2))) (= (select v_arrayElimArr_1 .cse1) 0))) (or (forall ((|ULTIMATE.start_main_~p~0#1.base| Int) (v_arrayElimArr_1 (Array Int Int)) (v_prenex_1 (Array Int Int)) (v_subst_1 Int)) (or (not (= (select (select (store (store |c_#memory_$Pointer$#1.base| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_1) v_subst_1 v_prenex_1) |c_ULTIMATE.start_main_~a~0#1.base|) .cse0) 0)) (= (select v_arrayElimArr_1 .cse1) 0))) (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)))) is different from false [2025-02-05 14:30:51,604 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-02-05 14:30:51,604 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 67 treesize of output 66 [2025-02-05 14:30:51,655 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) (.cse1 (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4))) (and (or (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (forall ((v_arrayElimArr_2 (Array Int Int)) (|ULTIMATE.start_main_~p~0#1.base| Int) (v_prenex_1 (Array Int Int)) (v_subst_4 Int) (v_prenex_3 (Array Int Int)) (v_subst_1 Int)) (or (not (= (select (select (store (store (store |c_#memory_$Pointer$#1.base| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_2) v_subst_4 v_prenex_3) v_subst_1 v_prenex_1) |c_ULTIMATE.start_main_~a~0#1.base|) .cse0) 0)) (= (select v_prenex_3 4) 0) (= (select v_arrayElimArr_2 .cse1) 0)))) (forall ((v_arrayElimArr_2 (Array Int Int))) (or (forall ((|ULTIMATE.start_main_~p~0#1.base| Int) (v_arrayElimArr_1 (Array Int Int)) (v_subst_3 Int) (v_ArrVal_583 (Array Int Int)) (v_subst_2 Int)) (or (not (= (select (select (store (store (store |c_#memory_$Pointer$#1.base| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_2) v_subst_3 v_arrayElimArr_1) v_subst_2 v_ArrVal_583) |c_ULTIMATE.start_main_~a~0#1.base|) .cse0) 0)) (= |c_ULTIMATE.start_main_~a~0#1.base| v_subst_2) (= (select v_arrayElimArr_1 4) 0))) (= (select v_arrayElimArr_2 .cse1) 0))))) is different from false [2025-02-05 14:30:51,753 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (+ |c_ULTIMATE.start_main_~t~0#1.offset| 4)) (.cse1 (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_main_~p~0#1.base| (store (select |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_main_~p~0#1.base|) (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4) |c_ULTIMATE.start_main_~t~0#1.base|))) (.cse2 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4))) (and (forall ((v_arrayElimArr_2 (Array Int Int))) (or (= (select v_arrayElimArr_2 .cse0) 0) (forall ((v_arrayElimArr_1 (Array Int Int)) (v_subst_5 Int) (v_subst_3 Int) (v_ArrVal_583 (Array Int Int)) (v_subst_2 Int)) (or (= |c_ULTIMATE.start_main_~a~0#1.base| v_subst_2) (= (select v_arrayElimArr_1 4) 0) (not (= (select (select (store (store (store .cse1 v_subst_5 v_arrayElimArr_2) v_subst_3 v_arrayElimArr_1) v_subst_2 v_ArrVal_583) |c_ULTIMATE.start_main_~a~0#1.base|) .cse2) 0)))))) (or (forall ((v_arrayElimArr_2 (Array Int Int)) (v_subst_6 Int) (v_prenex_1 (Array Int Int)) (v_subst_4 Int) (v_prenex_3 (Array Int Int)) (v_subst_1 Int)) (or (= (select v_prenex_3 4) 0) (= (select v_arrayElimArr_2 .cse0) 0) (not (= (select (select (store (store (store .cse1 v_subst_6 v_arrayElimArr_2) v_subst_4 v_prenex_3) v_subst_1 v_prenex_1) |c_ULTIMATE.start_main_~a~0#1.base|) .cse2) 0)))) (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)))) is different from false [2025-02-05 14:30:51,797 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-02-05 14:30:51,798 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 83 treesize of output 82 [2025-02-05 14:30:55,846 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4)) (.cse0 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4))) (and (forall ((v_arrayElimArr_3 (Array Int Int))) (or (forall ((|ULTIMATE.start_main_~p~0#1.base| Int) (v_arrayElimArr_1 (Array Int Int)) (v_subst_5 Int) (v_subst_3 Int) (v_ArrVal_583 (Array Int Int)) (v_subst_2 Int) (v_prenex_5 (Array Int Int))) (or (not (= (select (select (store (store (store (store |c_#memory_$Pointer$#1.base| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_3) v_subst_5 v_prenex_5) v_subst_3 v_arrayElimArr_1) v_subst_2 v_ArrVal_583) |c_ULTIMATE.start_main_~a~0#1.base|) .cse0) 0)) (= |c_ULTIMATE.start_main_~a~0#1.base| v_subst_2) (= (select v_arrayElimArr_1 4) 0) (= (select v_prenex_5 4) 0))) (= (select v_arrayElimArr_3 .cse1) 0))) (or (forall ((|ULTIMATE.start_main_~p~0#1.base| Int) (v_arrayElimArr_2 (Array Int Int)) (v_arrayElimArr_3 (Array Int Int)) (v_subst_6 Int) (v_prenex_1 (Array Int Int)) (v_subst_4 Int) (v_prenex_3 (Array Int Int)) (v_subst_1 Int)) (or (= (select v_arrayElimArr_3 .cse1) 0) (= (select v_prenex_3 4) 0) (= (select v_arrayElimArr_2 4) 0) (not (= (select (select (store (store (store (store |c_#memory_$Pointer$#1.base| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_3) v_subst_6 v_arrayElimArr_2) v_subst_4 v_prenex_3) v_subst_1 v_prenex_1) |c_ULTIMATE.start_main_~a~0#1.base|) .cse0) 0)))) (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)))) is different from false [2025-02-05 14:30:55,932 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_main_~p~0#1.base| (store (select |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_main_~p~0#1.base|) (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4) |c_ULTIMATE.start_main_~t~0#1.base|))) (.cse2 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) (.cse0 (+ |c_ULTIMATE.start_main_~t~0#1.offset| 4))) (and (or (forall ((v_arrayElimArr_2 (Array Int Int)) (v_subst_8 Int) (v_arrayElimArr_3 (Array Int Int)) (v_subst_6 Int) (v_prenex_1 (Array Int Int)) (v_subst_4 Int) (v_prenex_3 (Array Int Int)) (v_subst_1 Int)) (or (= (select v_arrayElimArr_3 .cse0) 0) (= (select v_prenex_3 4) 0) (not (= (select (select (store (store (store (store .cse1 v_subst_8 v_arrayElimArr_3) v_subst_6 v_arrayElimArr_2) v_subst_4 v_prenex_3) v_subst_1 v_prenex_1) |c_ULTIMATE.start_main_~a~0#1.base|) .cse2) 0)) (= (select v_arrayElimArr_2 4) 0))) (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)) (forall ((v_arrayElimArr_3 (Array Int Int))) (or (forall ((v_arrayElimArr_1 (Array Int Int)) (v_subst_7 Int) (v_subst_5 Int) (v_subst_3 Int) (v_ArrVal_583 (Array Int Int)) (v_subst_2 Int) (v_prenex_5 (Array Int Int))) (or (not (= (select (select (store (store (store (store .cse1 v_subst_7 v_arrayElimArr_3) v_subst_5 v_prenex_5) v_subst_3 v_arrayElimArr_1) v_subst_2 v_ArrVal_583) |c_ULTIMATE.start_main_~a~0#1.base|) .cse2) 0)) (= |c_ULTIMATE.start_main_~a~0#1.base| v_subst_2) (= (select v_arrayElimArr_1 4) 0) (= (select v_prenex_5 4) 0))) (= (select v_arrayElimArr_3 .cse0) 0))))) is different from false [2025-02-05 14:30:55,975 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-02-05 14:30:55,975 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 99 treesize of output 98 [2025-02-05 14:30:56,401 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (+ |c_ULTIMATE.start_main_~t~0#1.offset| 4)) (.cse1 (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_main_~p~0#1.base| (store (select |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_main_~p~0#1.base|) (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4) |c_ULTIMATE.start_main_~t~0#1.base|))) (.cse2 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4))) (and (or (forall ((v_arrayElimArr_2 (Array Int Int)) (v_subst_9 Int) (v_arrayElimArr_4 (Array Int Int)) (v_subst_8 Int) (v_subst_6 Int) (v_prenex_1 (Array Int Int)) (v_subst_4 Int) (v_prenex_3 (Array Int Int)) (v_subst_1 Int) (v_prenex_7 (Array Int Int))) (or (= (select v_prenex_7 4) 0) (= (select v_prenex_3 4) 0) (= (select v_arrayElimArr_4 .cse0) 0) (not (= (select (select (store (store (store (store (store .cse1 v_subst_9 v_arrayElimArr_4) v_subst_8 v_prenex_7) v_subst_6 v_arrayElimArr_2) v_subst_4 v_prenex_3) v_subst_1 v_prenex_1) |c_ULTIMATE.start_main_~a~0#1.base|) .cse2) 0)) (= (select v_arrayElimArr_2 4) 0))) (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)) (forall ((v_arrayElimArr_4 (Array Int Int))) (or (= (select v_arrayElimArr_4 .cse0) 0) (forall ((v_arrayElimArr_1 (Array Int Int)) (v_arrayElimArr_3 (Array Int Int)) (v_subst_7 Int) (v_subst_5 Int) (v_subst_3 Int) (v_ArrVal_583 (Array Int Int)) (v_subst_2 Int) (v_subst_10 Int) (v_prenex_5 (Array Int Int))) (or (not (= (select (select (store (store (store (store (store .cse1 v_subst_10 v_arrayElimArr_4) v_subst_7 v_arrayElimArr_3) v_subst_5 v_prenex_5) v_subst_3 v_arrayElimArr_1) v_subst_2 v_ArrVal_583) |c_ULTIMATE.start_main_~a~0#1.base|) .cse2) 0)) (= |c_ULTIMATE.start_main_~a~0#1.base| v_subst_2) (= (select v_arrayElimArr_1 4) 0) (= (select v_prenex_5 4) 0) (= (select v_arrayElimArr_3 4) 0))))))) is different from false [2025-02-05 14:30:56,461 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-02-05 14:30:56,461 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 115 treesize of output 114 [2025-02-05 14:31:00,713 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4)) (.cse0 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4))) (and (forall ((v_arrayElimArr_5 (Array Int Int))) (or (forall ((|ULTIMATE.start_main_~p~0#1.base| Int) (v_arrayElimArr_1 (Array Int Int)) (v_arrayElimArr_4 (Array Int Int)) (v_arrayElimArr_3 (Array Int Int)) (v_subst_7 Int) (v_subst_5 Int) (v_subst_3 Int) (v_ArrVal_583 (Array Int Int)) (v_subst_2 Int) (v_subst_10 Int) (v_prenex_5 (Array Int Int))) (or (= |c_ULTIMATE.start_main_~a~0#1.base| v_subst_2) (= (select v_arrayElimArr_1 4) 0) (= (select v_prenex_5 4) 0) (= (select v_arrayElimArr_4 4) 0) (= (select v_arrayElimArr_3 4) 0) (not (= (select (select (store (store (store (store (store (store |c_#memory_$Pointer$#1.base| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_5) v_subst_10 v_arrayElimArr_4) v_subst_7 v_arrayElimArr_3) v_subst_5 v_prenex_5) v_subst_3 v_arrayElimArr_1) v_subst_2 v_ArrVal_583) |c_ULTIMATE.start_main_~a~0#1.base|) .cse0) 0)))) (= (select v_arrayElimArr_5 .cse1) 0))) (or (forall ((v_arrayElimArr_5 (Array Int Int)) (v_prenex_9 (Array Int Int)) (|ULTIMATE.start_main_~p~0#1.base| Int) (v_arrayElimArr_2 (Array Int Int)) (v_subst_9 Int) (v_subst_8 Int) (v_subst_6 Int) (v_prenex_1 (Array Int Int)) (v_subst_4 Int) (v_prenex_3 (Array Int Int)) (v_subst_1 Int) (v_prenex_7 (Array Int Int))) (or (= (select v_prenex_7 4) 0) (= (select v_prenex_3 4) 0) (= (select v_prenex_9 4) 0) (= (select v_arrayElimArr_5 .cse1) 0) (= (select v_arrayElimArr_2 4) 0) (not (= (select (select (store (store (store (store (store (store |c_#memory_$Pointer$#1.base| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_5) v_subst_9 v_prenex_9) v_subst_8 v_prenex_7) v_subst_6 v_arrayElimArr_2) v_subst_4 v_prenex_3) v_subst_1 v_prenex_1) |c_ULTIMATE.start_main_~a~0#1.base|) .cse0) 0)))) (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)))) is different from false [2025-02-05 14:31:00,923 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_main_~p~0#1.base| (store (select |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_main_~p~0#1.base|) (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4) |c_ULTIMATE.start_main_~t~0#1.base|))) (.cse2 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) (.cse0 (+ |c_ULTIMATE.start_main_~t~0#1.offset| 4))) (and (or (forall ((v_arrayElimArr_5 (Array Int Int)) (v_prenex_9 (Array Int Int)) (v_arrayElimArr_2 (Array Int Int)) (v_subst_9 Int) (v_subst_8 Int) (v_subst_6 Int) (v_prenex_1 (Array Int Int)) (v_subst_4 Int) (v_prenex_3 (Array Int Int)) (v_subst_11 Int) (v_subst_1 Int) (v_prenex_7 (Array Int Int))) (or (= (select v_prenex_7 4) 0) (= (select v_prenex_3 4) 0) (= (select v_prenex_9 4) 0) (= (select v_arrayElimArr_5 .cse0) 0) (not (= (select (select (store (store (store (store (store (store .cse1 v_subst_11 v_arrayElimArr_5) v_subst_9 v_prenex_9) v_subst_8 v_prenex_7) v_subst_6 v_arrayElimArr_2) v_subst_4 v_prenex_3) v_subst_1 v_prenex_1) |c_ULTIMATE.start_main_~a~0#1.base|) .cse2) 0)) (= (select v_arrayElimArr_2 4) 0))) (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)) (forall ((v_arrayElimArr_5 (Array Int Int))) (or (forall ((v_subst_12 Int) (v_arrayElimArr_1 (Array Int Int)) (v_arrayElimArr_4 (Array Int Int)) (v_arrayElimArr_3 (Array Int Int)) (v_subst_7 Int) (v_subst_5 Int) (v_subst_3 Int) (v_ArrVal_583 (Array Int Int)) (v_subst_2 Int) (v_subst_10 Int) (v_prenex_5 (Array Int Int))) (or (not (= (select (select (store (store (store (store (store (store .cse1 v_subst_12 v_arrayElimArr_5) v_subst_10 v_arrayElimArr_4) v_subst_7 v_arrayElimArr_3) v_subst_5 v_prenex_5) v_subst_3 v_arrayElimArr_1) v_subst_2 v_ArrVal_583) |c_ULTIMATE.start_main_~a~0#1.base|) .cse2) 0)) (= |c_ULTIMATE.start_main_~a~0#1.base| v_subst_2) (= (select v_arrayElimArr_1 4) 0) (= (select v_prenex_5 4) 0) (= (select v_arrayElimArr_4 4) 0) (= (select v_arrayElimArr_3 4) 0))) (= (select v_arrayElimArr_5 .cse0) 0))))) is different from false [2025-02-05 14:31:01,003 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-02-05 14:31:01,003 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 131 treesize of output 130 [2025-02-05 14:31:01,685 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_main_~p~0#1.base| (store (select |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_main_~p~0#1.base|) (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4) |c_ULTIMATE.start_main_~t~0#1.base|))) (.cse1 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) (.cse2 (+ |c_ULTIMATE.start_main_~t~0#1.offset| 4))) (and (or (forall ((v_arrayElimArr_6 (Array Int Int)) (v_subst_13 Int) (v_arrayElimArr_2 (Array Int Int)) (v_subst_6 Int) (v_prenex_1 (Array Int Int)) (v_subst_4 Int) (v_prenex_3 (Array Int Int)) (v_subst_11 Int) (v_subst_1 Int) (v_prenex_7 (Array Int Int)) (v_prenex_9 (Array Int Int)) (v_subst_9 Int) (v_subst_8 Int) (v_prenex_11 (Array Int Int))) (or (= (select v_prenex_7 4) 0) (= (select v_prenex_11 4) 0) (not (= (select (select (store (store (store (store (store (store (store .cse0 v_subst_13 v_arrayElimArr_6) v_subst_11 v_prenex_11) v_subst_9 v_prenex_9) v_subst_8 v_prenex_7) v_subst_6 v_arrayElimArr_2) v_subst_4 v_prenex_3) v_subst_1 v_prenex_1) |c_ULTIMATE.start_main_~a~0#1.base|) .cse1) 0)) (= (select v_prenex_3 4) 0) (= (select v_prenex_9 4) 0) (= (select v_arrayElimArr_6 .cse2) 0) (= (select v_arrayElimArr_2 4) 0))) (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)) (forall ((v_arrayElimArr_6 (Array Int Int))) (or (forall ((v_arrayElimArr_5 (Array Int Int)) (v_subst_14 Int) (v_subst_12 Int) (v_arrayElimArr_1 (Array Int Int)) (v_arrayElimArr_4 (Array Int Int)) (v_arrayElimArr_3 (Array Int Int)) (v_subst_5 Int) (v_subst_3 Int) (v_ArrVal_583 (Array Int Int)) (v_subst_2 Int) (v_subst_10 Int) (v_prenex_5 (Array Int Int)) (v_subst_7 Int)) (or (= (select v_arrayElimArr_5 4) 0) (= |c_ULTIMATE.start_main_~a~0#1.base| v_subst_2) (= (select v_arrayElimArr_1 4) 0) (= (select v_prenex_5 4) 0) (not (= (select (select (store (store (store (store (store (store (store .cse0 v_subst_14 v_arrayElimArr_6) v_subst_12 v_arrayElimArr_5) v_subst_10 v_arrayElimArr_4) v_subst_7 v_arrayElimArr_3) v_subst_5 v_prenex_5) v_subst_3 v_arrayElimArr_1) v_subst_2 v_ArrVal_583) |c_ULTIMATE.start_main_~a~0#1.base|) .cse1) 0)) (= (select v_arrayElimArr_4 4) 0) (= (select v_arrayElimArr_3 4) 0))) (= (select v_arrayElimArr_6 .cse2) 0))))) is different from false [2025-02-05 14:31:01,755 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-02-05 14:31:01,756 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 147 treesize of output 146 [2025-02-05 14:31:01,856 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) (.cse1 (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4))) (and (or (= |c_ULTIMATE.start_main_~a~0#1.offset| 0) (forall ((v_subst_13 Int) (v_arrayElimArr_7 (Array Int Int)) (|ULTIMATE.start_main_~p~0#1.base| Int) (v_arrayElimArr_2 (Array Int Int)) (v_subst_6 Int) (v_prenex_1 (Array Int Int)) (v_subst_4 Int) (v_prenex_3 (Array Int Int)) (v_subst_11 Int) (v_subst_1 Int) (v_prenex_7 (Array Int Int)) (v_prenex_9 (Array Int Int)) (v_subst_9 Int) (v_subst_8 Int) (v_prenex_13 (Array Int Int)) (v_prenex_11 (Array Int Int))) (or (= (select v_prenex_7 4) 0) (= (select v_prenex_11 4) 0) (= (select v_prenex_3 4) 0) (= (select v_prenex_9 4) 0) (not (= (select (select (store (store (store (store (store (store (store (store |c_#memory_$Pointer$#1.base| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_7) v_subst_13 v_prenex_13) v_subst_11 v_prenex_11) v_subst_9 v_prenex_9) v_subst_8 v_prenex_7) v_subst_6 v_arrayElimArr_2) v_subst_4 v_prenex_3) v_subst_1 v_prenex_1) |c_ULTIMATE.start_main_~a~0#1.base|) .cse0) 0)) (= (select v_prenex_13 4) 0) (= (select v_arrayElimArr_2 4) 0) (= (select v_arrayElimArr_7 .cse1) 0)))) (forall ((v_arrayElimArr_7 (Array Int Int))) (or (forall ((v_arrayElimArr_6 (Array Int Int)) (v_subst_14 Int) (v_arrayElimArr_5 (Array Int Int)) (v_subst_12 Int) (|ULTIMATE.start_main_~p~0#1.base| Int) (v_arrayElimArr_1 (Array Int Int)) (v_arrayElimArr_4 (Array Int Int)) (v_arrayElimArr_3 (Array Int Int)) (v_subst_5 Int) (v_subst_3 Int) (v_ArrVal_583 (Array Int Int)) (v_subst_2 Int) (v_subst_10 Int) (v_prenex_5 (Array Int Int)) (v_subst_7 Int)) (or (= (select v_arrayElimArr_6 4) 0) (= (select v_arrayElimArr_5 4) 0) (= |c_ULTIMATE.start_main_~a~0#1.base| v_subst_2) (= (select v_arrayElimArr_1 4) 0) (= (select v_prenex_5 4) 0) (not (= (select (select (store (store (store (store (store (store (store (store |c_#memory_$Pointer$#1.base| |ULTIMATE.start_main_~p~0#1.base| v_arrayElimArr_7) v_subst_14 v_arrayElimArr_6) v_subst_12 v_arrayElimArr_5) v_subst_10 v_arrayElimArr_4) v_subst_7 v_arrayElimArr_3) v_subst_5 v_prenex_5) v_subst_3 v_arrayElimArr_1) v_subst_2 v_ArrVal_583) |c_ULTIMATE.start_main_~a~0#1.base|) .cse0) 0)) (= (select v_arrayElimArr_4 4) 0) (= (select v_arrayElimArr_3 4) 0))) (= (select v_arrayElimArr_7 .cse1) 0))))) is different from false [2025-02-05 14:31:02,090 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_main_~p~0#1.base| (store (select |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_main_~p~0#1.base|) (+ |c_ULTIMATE.start_main_~p~0#1.offset| 4) |c_ULTIMATE.start_main_~t~0#1.base|))) (.cse1 (+ |c_ULTIMATE.start_main_~a~0#1.offset| 4)) (.cse2 (+ |c_ULTIMATE.start_main_~t~0#1.offset| 4))) (and (or (forall ((v_subst_13 Int) (v_arrayElimArr_7 (Array Int Int)) (v_arrayElimArr_2 (Array Int Int)) (v_subst_16 Int) (v_subst_6 Int) (v_prenex_1 (Array Int Int)) (v_subst_4 Int) (v_prenex_3 (Array Int Int)) (v_subst_11 Int) (v_subst_1 Int) (v_prenex_7 (Array Int Int)) (v_prenex_9 (Array Int Int)) (v_subst_9 Int) (v_subst_8 Int) (v_prenex_13 (Array Int Int)) (v_prenex_11 (Array Int Int))) (or (= (select v_prenex_7 4) 0) (= (select v_prenex_11 4) 0) (not (= (select (select (store (store (store (store (store (store (store (store .cse0 v_subst_16 v_arrayElimArr_7) v_subst_13 v_prenex_13) v_subst_11 v_prenex_11) v_subst_9 v_prenex_9) v_subst_8 v_prenex_7) v_subst_6 v_arrayElimArr_2) v_subst_4 v_prenex_3) v_subst_1 v_prenex_1) |c_ULTIMATE.start_main_~a~0#1.base|) .cse1) 0)) (= (select v_prenex_3 4) 0) (= (select v_arrayElimArr_7 .cse2) 0) (= (select v_prenex_9 4) 0) (= (select v_prenex_13 4) 0) (= (select v_arrayElimArr_2 4) 0))) (= |c_ULTIMATE.start_main_~a~0#1.offset| 0)) (forall ((v_arrayElimArr_7 (Array Int Int))) (or (forall ((v_arrayElimArr_6 (Array Int Int)) (v_subst_15 Int) (v_subst_14 Int) (v_arrayElimArr_5 (Array Int Int)) (v_subst_12 Int) (v_arrayElimArr_1 (Array Int Int)) (v_arrayElimArr_4 (Array Int Int)) (v_arrayElimArr_3 (Array Int Int)) (v_subst_5 Int) (v_subst_3 Int) (v_ArrVal_583 (Array Int Int)) (v_subst_2 Int) (v_subst_10 Int) (v_prenex_5 (Array Int Int)) (v_subst_7 Int)) (or (= (select v_arrayElimArr_6 4) 0) (= (select v_arrayElimArr_5 4) 0) (not (= (select (select (store (store (store (store (store (store (store (store .cse0 v_subst_15 v_arrayElimArr_7) v_subst_14 v_arrayElimArr_6) v_subst_12 v_arrayElimArr_5) v_subst_10 v_arrayElimArr_4) v_subst_7 v_arrayElimArr_3) v_subst_5 v_prenex_5) v_subst_3 v_arrayElimArr_1) v_subst_2 v_ArrVal_583) |c_ULTIMATE.start_main_~a~0#1.base|) .cse1) 0)) (= |c_ULTIMATE.start_main_~a~0#1.base| v_subst_2) (= (select v_arrayElimArr_1 4) 0) (= (select v_prenex_5 4) 0) (= (select v_arrayElimArr_4 4) 0) (= (select v_arrayElimArr_3 4) 0))) (= (select v_arrayElimArr_7 .cse2) 0))))) is different from false [2025-02-05 14:31:02,171 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-02-05 14:31:02,171 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 163 treesize of output 162 [2025-02-05 14:31:04,030 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-02-05 14:31:04,031 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 50 treesize of output 51 [2025-02-05 14:31:04,034 INFO L173 IndexEqualityManager]: detected equality via solver [2025-02-05 14:31:07,045 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-02-05 14:31:07,125 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 633456136552449 treesize of output 633043819692038 [2025-02-05 14:31:43,428 WARN L286 SmtUtils]: Spent 36.09s on a formula simplification. DAG size of input: 72171 DAG size of output: 227 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-02-05 14:31:43,624 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 9202 treesize of output 9198 [2025-02-05 14:31:43,753 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-02-05 14:31:43,754 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 9204 treesize of output 9178 [2025-02-05 14:31:43,914 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-02-05 14:31:43,914 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 9172 treesize of output 9050 [2025-02-05 14:31:44,090 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-02-05 14:31:44,090 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 9044 treesize of output 9034 [2025-02-05 14:31:44,230 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-02-05 14:31:44,231 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 9028 treesize of output 8970 [2025-02-05 14:31:44,362 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-02-05 14:31:44,363 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 8964 treesize of output 8714 [2025-02-05 14:31:44,495 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-02-05 14:31:44,495 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 8708 treesize of output 8706 [2025-02-05 14:31:44,637 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-02-05 14:31:44,638 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 8700 treesize of output 8194 [2025-02-05 14:31:44,771 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-02-05 14:31:44,771 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 8188 treesize of output 7170 [2025-02-05 14:31:46,764 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 3 proven. 44 refuted. 6 times theorem prover too weak. 0 trivial. 203 not checked. [2025-02-05 14:31:46,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1369468223] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-05 14:31:46,764 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-05 14:31:46,764 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 17, 30] total 59 [2025-02-05 14:31:46,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185031201] [2025-02-05 14:31:46,764 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-05 14:31:46,764 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 59 states [2025-02-05 14:31:46,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 14:31:46,765 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2025-02-05 14:31:46,766 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=219, Invalid=1826, Unknown=165, NotChecked=1212, Total=3422 [2025-02-05 14:31:46,767 INFO L87 Difference]: Start difference. First operand 67 states and 71 transitions. Second operand has 59 states, 59 states have (on average 2.2203389830508473) internal successors, (131), 59 states have internal predecessors, (131), 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) [2025-02-05 14:31:59,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 14:31:59,435 INFO L93 Difference]: Finished difference Result 102 states and 119 transitions. [2025-02-05 14:31:59,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-02-05 14:31:59,437 INFO L78 Accepts]: Start accepts. Automaton has has 59 states, 59 states have (on average 2.2203389830508473) internal successors, (131), 59 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 66 [2025-02-05 14:31:59,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 14:31:59,438 INFO L225 Difference]: With dead ends: 102 [2025-02-05 14:31:59,438 INFO L226 Difference]: Without dead ends: 86 [2025-02-05 14:31:59,440 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 99 SyntacticMatches, 6 SemanticMatches, 71 ConstructedPredicates, 12 IntricatePredicates, 0 DeprecatedPredicates, 1188 ImplicationChecksByTransitivity, 26.3s TimeCoverageRelationStatistics Valid=510, Invalid=3016, Unknown=182, NotChecked=1548, Total=5256 [2025-02-05 14:31:59,443 INFO L435 NwaCegarLoop]: 15 mSDtfsCounter, 64 mSDsluCounter, 372 mSDsCounter, 0 mSdLazyCounter, 554 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 387 SdHoareTripleChecker+Invalid, 1168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 554 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 569 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2025-02-05 14:31:59,443 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 387 Invalid, 1168 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 554 Invalid, 0 Unknown, 569 Unchecked, 2.0s Time] [2025-02-05 14:31:59,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2025-02-05 14:31:59,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 76. [2025-02-05 14:31:59,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 75 states have (on average 1.0933333333333333) internal successors, (82), 75 states have internal predecessors, (82), 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) [2025-02-05 14:31:59,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 82 transitions. [2025-02-05 14:31:59,456 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 82 transitions. Word has length 66 [2025-02-05 14:31:59,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 14:31:59,456 INFO L471 AbstractCegarLoop]: Abstraction has 76 states and 82 transitions. [2025-02-05 14:31:59,456 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 59 states, 59 states have (on average 2.2203389830508473) internal successors, (131), 59 states have internal predecessors, (131), 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) [2025-02-05 14:31:59,457 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 82 transitions. [2025-02-05 14:31:59,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2025-02-05 14:31:59,459 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 14:31:59,459 INFO L218 NwaCegarLoop]: trace histogram [11, 10, 10, 10, 10, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 14:31:59,474 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-02-05 14:31:59,660 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 14:31:59,661 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 14:31:59,664 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 14:31:59,664 INFO L85 PathProgramCache]: Analyzing trace with hash 1024096733, now seen corresponding path program 4 times [2025-02-05 14:31:59,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 14:31:59,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767677122] [2025-02-05 14:31:59,664 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-02-05 14:31:59,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 14:31:59,693 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 71 statements into 2 equivalence classes. [2025-02-05 14:31:59,740 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 69 of 71 statements. [2025-02-05 14:31:59,740 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-02-05 14:31:59,740 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 14:32:02,410 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 5 proven. 91 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2025-02-05 14:32:02,411 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 14:32:02,411 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1767677122] [2025-02-05 14:32:02,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1767677122] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-05 14:32:02,411 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1676197053] [2025-02-05 14:32:02,411 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-02-05 14:32:02,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 14:32:02,411 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 14:32:02,413 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-05 14:32:02,415 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-02-05 14:32:02,496 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 71 statements into 2 equivalence classes. [2025-02-05 14:32:02,590 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) and asserted 69 of 71 statements. [2025-02-05 14:32:02,591 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 1 check-sat command(s) [2025-02-05 14:32:02,591 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 14:32:02,594 INFO L256 TraceCheckSpWp]: Trace formula consists of 547 conjuncts, 161 conjuncts are in the unsatisfiable core [2025-02-05 14:32:02,601 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 14:32:02,614 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 [2025-02-05 14:32:02,734 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 [2025-02-05 14:32:02,824 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2025-02-05 14:32:02,825 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 [2025-02-05 14:32:02,994 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 [2025-02-05 14:32:03,295 INFO L349 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2025-02-05 14:32:03,295 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33 [2025-02-05 14:32:03,338 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 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 [2025-02-05 14:32:03,555 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 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 [2025-02-05 14:32:03,856 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 [2025-02-05 14:32:03,985 INFO L349 Elim1Store]: treesize reduction 54, result has 34.1 percent of original size [2025-02-05 14:32:03,985 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 27 treesize of output 45 [2025-02-05 14:32:04,253 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 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 [2025-02-05 14:32:04,717 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 [2025-02-05 14:32:04,943 INFO L349 Elim1Store]: treesize reduction 80, result has 31.6 percent of original size [2025-02-05 14:32:04,944 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 34 treesize of output 52 [2025-02-05 14:32:05,341 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 7 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 [2025-02-05 14:32:06,081 INFO L349 Elim1Store]: treesize reduction 72, result has 33.9 percent of original size [2025-02-05 14:32:06,081 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 32 treesize of output 57 [2025-02-05 14:32:06,197 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 16 treesize of output 11 [2025-02-05 14:32:06,706 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 8 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 [2025-02-05 14:32:07,353 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 19 treesize of output 18 [2025-02-05 14:32:07,673 INFO L349 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2025-02-05 14:32:07,674 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 37 treesize of output 69 [2025-02-05 14:32:08,262 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2025-02-05 14:32:08,263 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 9 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 [2025-02-05 14:32:09,091 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2025-02-05 14:32:09,091 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 11 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 21 [2025-02-05 14:32:09,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2025-02-05 14:32:09,235 INFO L349 Elim1Store]: treesize reduction 24, result has 51.0 percent of original size [2025-02-05 14:32:09,235 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 36 treesize of output 46 [2025-02-05 14:32:09,523 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2025-02-05 14:32:09,524 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 21 [2025-02-05 14:32:09,793 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2025-02-05 14:32:09,793 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 23 treesize of output 21 [2025-02-05 14:32:10,029 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2025-02-05 14:32:10,030 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 23 treesize of output 21 [2025-02-05 14:32:10,365 INFO L349 Elim1Store]: treesize reduction 28, result has 49.1 percent of original size [2025-02-05 14:32:10,366 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 26 treesize of output 40 [2025-02-05 14:32:10,679 INFO L349 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2025-02-05 14:32:10,679 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 55 treesize of output 45 [2025-02-05 14:32:11,715 INFO L349 Elim1Store]: treesize reduction 80, result has 63.0 percent of original size [2025-02-05 14:32:11,715 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 103 treesize of output 187