./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_11_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 798a7b37 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_11_good.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash cc2bcff0042736d227f789c1cd907dd165725deef10fad1d3e8a6f5d799859cf --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-04 14:35:28,343 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-04 14:35:28,406 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2025-03-04 14:35:28,411 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-04 14:35:28,411 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-04 14:35:28,428 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-04 14:35:28,428 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-04 14:35:28,428 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-04 14:35:28,428 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-04 14:35:28,428 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-04 14:35:28,428 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-04 14:35:28,428 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-04 14:35:28,429 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-04 14:35:28,429 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-04 14:35:28,429 INFO L153 SettingsManager]: * Use SBE=true [2025-03-04 14:35:28,429 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-04 14:35:28,429 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-04 14:35:28,429 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-04 14:35:28,429 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-04 14:35:28,429 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-04 14:35:28,429 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-04 14:35:28,429 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-04 14:35:28,429 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2025-03-04 14:35:28,429 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-04 14:35:28,429 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-04 14:35:28,429 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-04 14:35:28,429 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-04 14:35:28,429 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-04 14:35:28,430 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-04 14:35:28,430 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-04 14:35:28,430 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-04 14:35:28,430 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 14:35:28,430 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-04 14:35:28,430 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-04 14:35:28,430 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-04 14:35:28,430 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-04 14:35:28,430 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-04 14:35:28,430 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-04 14:35:28,430 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-04 14:35:28,430 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-04 14:35:28,430 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-04 14:35:28,430 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-04 14:35:28,430 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/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 ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc2bcff0042736d227f789c1cd907dd165725deef10fad1d3e8a6f5d799859cf [2025-03-04 14:35:28,631 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-04 14:35:28,641 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-04 14:35:28,644 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-04 14:35:28,646 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-04 14:35:28,646 INFO L274 PluginConnector]: CDTParser initialized [2025-03-04 14:35:28,647 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_11_good.i [2025-03-04 14:35:29,774 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed35fe8db/0c00f0fcdb394b56a62bab7085e8e76a/FLAGf10a928ba [2025-03-04 14:35:30,115 INFO L384 CDTParser]: Found 1 translation units. [2025-03-04 14:35:30,116 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_11_good.i [2025-03-04 14:35:30,143 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed35fe8db/0c00f0fcdb394b56a62bab7085e8e76a/FLAGf10a928ba [2025-03-04 14:35:30,162 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed35fe8db/0c00f0fcdb394b56a62bab7085e8e76a [2025-03-04 14:35:30,164 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-04 14:35:30,165 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-04 14:35:30,167 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-04 14:35:30,169 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-04 14:35:30,172 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-04 14:35:30,173 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 02:35:30" (1/1) ... [2025-03-04 14:35:30,173 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@117fad5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:35:30, skipping insertion in model container [2025-03-04 14:35:30,173 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 02:35:30" (1/1) ... [2025-03-04 14:35:30,215 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-04 14:35:30,705 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 14:35:30,713 INFO L200 MainTranslator]: Completed pre-run [2025-03-04 14:35:30,790 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 14:35:30,856 INFO L204 MainTranslator]: Completed translation [2025-03-04 14:35:30,857 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:35:30 WrapperNode [2025-03-04 14:35:30,857 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-04 14:35:30,858 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-04 14:35:30,858 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-04 14:35:30,859 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-04 14:35:30,865 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:35:30" (1/1) ... [2025-03-04 14:35:30,879 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:35:30" (1/1) ... [2025-03-04 14:35:30,899 INFO L138 Inliner]: procedures = 501, calls = 46, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 229 [2025-03-04 14:35:30,899 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-04 14:35:30,900 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-04 14:35:30,900 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-04 14:35:30,900 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-04 14:35:30,906 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:35:30" (1/1) ... [2025-03-04 14:35:30,907 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:35:30" (1/1) ... [2025-03-04 14:35:30,909 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:35:30" (1/1) ... [2025-03-04 14:35:30,917 INFO L175 MemorySlicer]: No memory access in input program. [2025-03-04 14:35:30,917 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:35:30" (1/1) ... [2025-03-04 14:35:30,917 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:35:30" (1/1) ... [2025-03-04 14:35:30,924 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:35:30" (1/1) ... [2025-03-04 14:35:30,925 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:35:30" (1/1) ... [2025-03-04 14:35:30,926 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:35:30" (1/1) ... [2025-03-04 14:35:30,927 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:35:30" (1/1) ... [2025-03-04 14:35:30,929 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-04 14:35:30,929 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-04 14:35:30,929 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-04 14:35:30,929 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-04 14:35:30,930 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:35:30" (1/1) ... [2025-03-04 14:35:30,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 14:35:30,947 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 14:35:30,962 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-04 14:35:30,965 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-04 14:35:30,983 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2025-03-04 14:35:30,984 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2025-03-04 14:35:30,984 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2025-03-04 14:35:30,984 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2025-03-04 14:35:30,984 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrue [2025-03-04 14:35:30,984 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrue [2025-03-04 14:35:30,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-04 14:35:30,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-04 14:35:30,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-04 14:35:30,985 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsFalse [2025-03-04 14:35:30,985 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsFalse [2025-03-04 14:35:31,086 INFO L256 CfgBuilder]: Building ICFG [2025-03-04 14:35:31,087 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-04 14:35:31,407 INFO L? ?]: Removed 104 outVars from TransFormulas that were not future-live. [2025-03-04 14:35:31,407 INFO L307 CfgBuilder]: Performing block encoding [2025-03-04 14:35:31,423 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-04 14:35:31,424 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-04 14:35:31,424 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 02:35:31 BoogieIcfgContainer [2025-03-04 14:35:31,424 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-04 14:35:31,426 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-04 14:35:31,426 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-04 14:35:31,430 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-04 14:35:31,430 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.03 02:35:30" (1/3) ... [2025-03-04 14:35:31,431 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66ba5046 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 02:35:31, skipping insertion in model container [2025-03-04 14:35:31,431 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 02:35:30" (2/3) ... [2025-03-04 14:35:31,431 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66ba5046 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 02:35:31, skipping insertion in model container [2025-03-04 14:35:31,431 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 02:35:31" (3/3) ... [2025-03-04 14:35:31,432 INFO L128 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_rand_multiply_11_good.i [2025-03-04 14:35:31,443 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-04 14:35:31,444 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG CWE191_Integer_Underflow__int_rand_multiply_11_good.i that has 5 procedures, 129 locations, 1 initial locations, 0 loop locations, and 8 error locations. [2025-03-04 14:35:31,487 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-04 14:35:31,495 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;@2822beea, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-04 14:35:31,496 INFO L334 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2025-03-04 14:35:31,498 INFO L276 IsEmpty]: Start isEmpty. Operand has 129 states, 98 states have (on average 1.5) internal successors, (147), 110 states have internal predecessors, (147), 18 states have call successors, (18), 4 states have call predecessors, (18), 4 states have return successors, (18), 17 states have call predecessors, (18), 18 states have call successors, (18) [2025-03-04 14:35:31,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2025-03-04 14:35:31,504 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 14:35:31,504 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 14:35:31,505 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-03-04 14:35:31,508 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 14:35:31,508 INFO L85 PathProgramCache]: Analyzing trace with hash -1982539220, now seen corresponding path program 1 times [2025-03-04 14:35:31,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 14:35:31,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402704890] [2025-03-04 14:35:31,514 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 14:35:31,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 14:35:31,571 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 23 statements into 1 equivalence classes. [2025-03-04 14:35:31,583 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 23 of 23 statements. [2025-03-04 14:35:31,583 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 14:35:31,583 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 14:35:31,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-04 14:35:31,734 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 14:35:31,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402704890] [2025-03-04 14:35:31,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402704890] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 14:35:31,734 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 14:35:31,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-04 14:35:31,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106471157] [2025-03-04 14:35:31,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 14:35:31,738 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-04 14:35:31,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 14:35:31,751 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-04 14:35:31,751 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-04 14:35:31,753 INFO L87 Difference]: Start difference. First operand has 129 states, 98 states have (on average 1.5) internal successors, (147), 110 states have internal predecessors, (147), 18 states have call successors, (18), 4 states have call predecessors, (18), 4 states have return successors, (18), 17 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2025-03-04 14:35:31,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 14:35:31,810 INFO L93 Difference]: Finished difference Result 229 states and 321 transitions. [2025-03-04 14:35:31,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-04 14:35:31,811 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) Word has length 23 [2025-03-04 14:35:31,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 14:35:31,816 INFO L225 Difference]: With dead ends: 229 [2025-03-04 14:35:31,816 INFO L226 Difference]: Without dead ends: 120 [2025-03-04 14:35:31,818 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-04 14:35:31,820 INFO L435 NwaCegarLoop]: 172 mSDtfsCounter, 0 mSDsluCounter, 339 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 511 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-04 14:35:31,820 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 511 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-04 14:35:31,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2025-03-04 14:35:31,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2025-03-04 14:35:31,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 92 states have (on average 1.4891304347826086) internal successors, (137), 103 states have internal predecessors, (137), 16 states have call successors, (16), 4 states have call predecessors, (16), 4 states have return successors, (16), 15 states have call predecessors, (16), 16 states have call successors, (16) [2025-03-04 14:35:31,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 169 transitions. [2025-03-04 14:35:31,858 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 169 transitions. Word has length 23 [2025-03-04 14:35:31,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 14:35:31,860 INFO L471 AbstractCegarLoop]: Abstraction has 120 states and 169 transitions. [2025-03-04 14:35:31,860 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2025-03-04 14:35:31,860 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 169 transitions. [2025-03-04 14:35:31,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2025-03-04 14:35:31,861 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 14:35:31,861 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 14:35:31,861 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-04 14:35:31,861 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-03-04 14:35:31,862 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 14:35:31,862 INFO L85 PathProgramCache]: Analyzing trace with hash -2113462255, now seen corresponding path program 1 times [2025-03-04 14:35:31,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 14:35:31,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686428815] [2025-03-04 14:35:31,862 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 14:35:31,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 14:35:31,872 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 29 statements into 1 equivalence classes. [2025-03-04 14:35:31,883 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 29 of 29 statements. [2025-03-04 14:35:31,883 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 14:35:31,883 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 14:35:31,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-04 14:35:31,936 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 14:35:31,936 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1686428815] [2025-03-04 14:35:31,936 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1686428815] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 14:35:31,936 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 14:35:31,936 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-04 14:35:31,936 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [802659234] [2025-03-04 14:35:31,936 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 14:35:31,937 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 14:35:31,937 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 14:35:31,937 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 14:35:31,937 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 14:35:31,938 INFO L87 Difference]: Start difference. First operand 120 states and 169 transitions. Second operand has 3 states, 2 states have (on average 11.5) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2025-03-04 14:35:31,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 14:35:31,972 INFO L93 Difference]: Finished difference Result 120 states and 169 transitions. [2025-03-04 14:35:31,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 14:35:31,972 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 11.5) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 29 [2025-03-04 14:35:31,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 14:35:31,973 INFO L225 Difference]: With dead ends: 120 [2025-03-04 14:35:31,973 INFO L226 Difference]: Without dead ends: 119 [2025-03-04 14:35:31,973 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 14:35:31,974 INFO L435 NwaCegarLoop]: 157 mSDtfsCounter, 37 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 274 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-04 14:35:31,974 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 274 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-04 14:35:31,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2025-03-04 14:35:31,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2025-03-04 14:35:31,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 92 states have (on average 1.4782608695652173) internal successors, (136), 102 states have internal predecessors, (136), 16 states have call successors, (16), 4 states have call predecessors, (16), 4 states have return successors, (16), 15 states have call predecessors, (16), 16 states have call successors, (16) [2025-03-04 14:35:31,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 168 transitions. [2025-03-04 14:35:31,981 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 168 transitions. Word has length 29 [2025-03-04 14:35:31,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 14:35:31,982 INFO L471 AbstractCegarLoop]: Abstraction has 119 states and 168 transitions. [2025-03-04 14:35:31,982 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 11.5) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2025-03-04 14:35:31,982 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 168 transitions. [2025-03-04 14:35:31,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2025-03-04 14:35:31,982 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 14:35:31,982 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 14:35:31,982 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-04 14:35:31,982 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-03-04 14:35:31,983 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 14:35:31,983 INFO L85 PathProgramCache]: Analyzing trace with hash -1092820383, now seen corresponding path program 1 times [2025-03-04 14:35:31,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 14:35:31,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [51300451] [2025-03-04 14:35:31,983 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 14:35:31,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 14:35:31,991 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 30 statements into 1 equivalence classes. [2025-03-04 14:35:31,999 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 30 of 30 statements. [2025-03-04 14:35:31,999 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 14:35:31,999 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 14:35:32,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-04 14:35:32,041 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 14:35:32,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [51300451] [2025-03-04 14:35:32,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [51300451] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 14:35:32,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 14:35:32,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-04 14:35:32,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740911064] [2025-03-04 14:35:32,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 14:35:32,041 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 14:35:32,041 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 14:35:32,041 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 14:35:32,042 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 14:35:32,042 INFO L87 Difference]: Start difference. First operand 119 states and 168 transitions. Second operand has 3 states, 2 states have (on average 12.0) internal successors, (24), 3 states have internal predecessors, (24), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2025-03-04 14:35:32,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 14:35:32,071 INFO L93 Difference]: Finished difference Result 119 states and 168 transitions. [2025-03-04 14:35:32,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 14:35:32,072 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 12.0) internal successors, (24), 3 states have internal predecessors, (24), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 30 [2025-03-04 14:35:32,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 14:35:32,073 INFO L225 Difference]: With dead ends: 119 [2025-03-04 14:35:32,073 INFO L226 Difference]: Without dead ends: 118 [2025-03-04 14:35:32,073 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 14:35:32,074 INFO L435 NwaCegarLoop]: 155 mSDtfsCounter, 0 mSDsluCounter, 150 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 305 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-04 14:35:32,074 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 305 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-04 14:35:32,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2025-03-04 14:35:32,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2025-03-04 14:35:32,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 92 states have (on average 1.4673913043478262) internal successors, (135), 101 states have internal predecessors, (135), 16 states have call successors, (16), 4 states have call predecessors, (16), 4 states have return successors, (16), 15 states have call predecessors, (16), 16 states have call successors, (16) [2025-03-04 14:35:32,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 167 transitions. [2025-03-04 14:35:32,082 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 167 transitions. Word has length 30 [2025-03-04 14:35:32,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 14:35:32,082 INFO L471 AbstractCegarLoop]: Abstraction has 118 states and 167 transitions. [2025-03-04 14:35:32,082 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 12.0) internal successors, (24), 3 states have internal predecessors, (24), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2025-03-04 14:35:32,082 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 167 transitions. [2025-03-04 14:35:32,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2025-03-04 14:35:32,083 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 14:35:32,083 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 14:35:32,083 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-04 14:35:32,083 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-03-04 14:35:32,084 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 14:35:32,084 INFO L85 PathProgramCache]: Analyzing trace with hash -1611756316, now seen corresponding path program 1 times [2025-03-04 14:35:32,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 14:35:32,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [4016155] [2025-03-04 14:35:32,084 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 14:35:32,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 14:35:32,092 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 43 statements into 1 equivalence classes. [2025-03-04 14:35:32,101 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 43 of 43 statements. [2025-03-04 14:35:32,101 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 14:35:32,101 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 14:35:32,199 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2025-03-04 14:35:32,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 14:35:32,199 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [4016155] [2025-03-04 14:35:32,199 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [4016155] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-04 14:35:32,199 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1373252921] [2025-03-04 14:35:32,199 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 14:35:32,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-04 14:35:32,199 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 14:35:32,205 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-04 14:35:32,206 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-04 14:35:32,253 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 43 statements into 1 equivalence classes. [2025-03-04 14:35:32,284 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 43 of 43 statements. [2025-03-04 14:35:32,284 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 14:35:32,284 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 14:35:32,287 INFO L256 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-04 14:35:32,290 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 14:35:32,321 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2025-03-04 14:35:32,321 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-04 14:35:32,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1373252921] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 14:35:32,321 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-04 14:35:32,321 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2025-03-04 14:35:32,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138722937] [2025-03-04 14:35:32,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 14:35:32,322 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 14:35:32,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 14:35:32,322 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 14:35:32,322 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-04 14:35:32,322 INFO L87 Difference]: Start difference. First operand 118 states and 167 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2025-03-04 14:35:32,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 14:35:32,355 INFO L93 Difference]: Finished difference Result 171 states and 232 transitions. [2025-03-04 14:35:32,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 14:35:32,356 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 43 [2025-03-04 14:35:32,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 14:35:32,357 INFO L225 Difference]: With dead ends: 171 [2025-03-04 14:35:32,357 INFO L226 Difference]: Without dead ends: 123 [2025-03-04 14:35:32,357 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-04 14:35:32,358 INFO L435 NwaCegarLoop]: 164 mSDtfsCounter, 36 mSDsluCounter, 114 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 278 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-04 14:35:32,358 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 278 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-04 14:35:32,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2025-03-04 14:35:32,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 122. [2025-03-04 14:35:32,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 95 states have (on average 1.4631578947368422) internal successors, (139), 104 states have internal predecessors, (139), 17 states have call successors, (17), 4 states have call predecessors, (17), 4 states have return successors, (17), 16 states have call predecessors, (17), 17 states have call successors, (17) [2025-03-04 14:35:32,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 173 transitions. [2025-03-04 14:35:32,366 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 173 transitions. Word has length 43 [2025-03-04 14:35:32,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 14:35:32,366 INFO L471 AbstractCegarLoop]: Abstraction has 122 states and 173 transitions. [2025-03-04 14:35:32,366 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2025-03-04 14:35:32,366 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 173 transitions. [2025-03-04 14:35:32,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2025-03-04 14:35:32,367 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 14:35:32,367 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 14:35:32,373 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-04 14:35:32,567 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-04 14:35:32,568 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-03-04 14:35:32,568 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 14:35:32,568 INFO L85 PathProgramCache]: Analyzing trace with hash 1048031926, now seen corresponding path program 1 times [2025-03-04 14:35:32,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 14:35:32,568 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [295574995] [2025-03-04 14:35:32,568 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 14:35:32,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 14:35:32,578 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 49 statements into 1 equivalence classes. [2025-03-04 14:35:32,588 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 49 of 49 statements. [2025-03-04 14:35:32,588 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 14:35:32,588 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 14:35:32,636 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2025-03-04 14:35:32,636 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 14:35:32,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [295574995] [2025-03-04 14:35:32,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [295574995] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 14:35:32,636 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 14:35:32,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-04 14:35:32,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568840914] [2025-03-04 14:35:32,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 14:35:32,637 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 14:35:32,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 14:35:32,637 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 14:35:32,637 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 14:35:32,637 INFO L87 Difference]: Start difference. First operand 122 states and 173 transitions. Second operand has 3 states, 2 states have (on average 17.5) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2025-03-04 14:35:32,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 14:35:32,694 INFO L93 Difference]: Finished difference Result 123 states and 174 transitions. [2025-03-04 14:35:32,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 14:35:32,694 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 17.5) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 49 [2025-03-04 14:35:32,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 14:35:32,696 INFO L225 Difference]: With dead ends: 123 [2025-03-04 14:35:32,696 INFO L226 Difference]: Without dead ends: 122 [2025-03-04 14:35:32,696 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 14:35:32,696 INFO L435 NwaCegarLoop]: 154 mSDtfsCounter, 41 mSDsluCounter, 114 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 268 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-04 14:35:32,697 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [43 Valid, 268 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-04 14:35:32,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2025-03-04 14:35:32,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 121. [2025-03-04 14:35:32,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 95 states have (on average 1.4526315789473685) internal successors, (138), 103 states have internal predecessors, (138), 17 states have call successors, (17), 4 states have call predecessors, (17), 4 states have return successors, (17), 16 states have call predecessors, (17), 17 states have call successors, (17) [2025-03-04 14:35:32,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 172 transitions. [2025-03-04 14:35:32,717 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 172 transitions. Word has length 49 [2025-03-04 14:35:32,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 14:35:32,717 INFO L471 AbstractCegarLoop]: Abstraction has 121 states and 172 transitions. [2025-03-04 14:35:32,717 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 17.5) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2025-03-04 14:35:32,717 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 172 transitions. [2025-03-04 14:35:32,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2025-03-04 14:35:32,718 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 14:35:32,718 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 14:35:32,719 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-04 14:35:32,719 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-03-04 14:35:32,719 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 14:35:32,719 INFO L85 PathProgramCache]: Analyzing trace with hash -1870748641, now seen corresponding path program 1 times [2025-03-04 14:35:32,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 14:35:32,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1427263487] [2025-03-04 14:35:32,719 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 14:35:32,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 14:35:32,728 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 50 statements into 1 equivalence classes. [2025-03-04 14:35:32,746 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 50 of 50 statements. [2025-03-04 14:35:32,749 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 14:35:32,750 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 14:35:32,801 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2025-03-04 14:35:32,801 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 14:35:32,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1427263487] [2025-03-04 14:35:32,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1427263487] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 14:35:32,801 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 14:35:32,801 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-04 14:35:32,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1637128986] [2025-03-04 14:35:32,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 14:35:32,801 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 14:35:32,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 14:35:32,802 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 14:35:32,802 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 14:35:32,802 INFO L87 Difference]: Start difference. First operand 121 states and 172 transitions. Second operand has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2025-03-04 14:35:32,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 14:35:32,829 INFO L93 Difference]: Finished difference Result 121 states and 172 transitions. [2025-03-04 14:35:32,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 14:35:32,829 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 50 [2025-03-04 14:35:32,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 14:35:32,830 INFO L225 Difference]: With dead ends: 121 [2025-03-04 14:35:32,830 INFO L226 Difference]: Without dead ends: 120 [2025-03-04 14:35:32,831 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 14:35:32,831 INFO L435 NwaCegarLoop]: 153 mSDtfsCounter, 0 mSDsluCounter, 148 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 301 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-04 14:35:32,831 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 301 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-04 14:35:32,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2025-03-04 14:35:32,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2025-03-04 14:35:32,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 95 states have (on average 1.4421052631578948) internal successors, (137), 102 states have internal predecessors, (137), 17 states have call successors, (17), 4 states have call predecessors, (17), 4 states have return successors, (17), 16 states have call predecessors, (17), 17 states have call successors, (17) [2025-03-04 14:35:32,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 171 transitions. [2025-03-04 14:35:32,838 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 171 transitions. Word has length 50 [2025-03-04 14:35:32,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 14:35:32,838 INFO L471 AbstractCegarLoop]: Abstraction has 120 states and 171 transitions. [2025-03-04 14:35:32,838 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2025-03-04 14:35:32,838 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 171 transitions. [2025-03-04 14:35:32,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2025-03-04 14:35:32,839 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 14:35:32,839 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 14:35:32,839 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-04 14:35:32,840 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-03-04 14:35:32,840 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 14:35:32,840 INFO L85 PathProgramCache]: Analyzing trace with hash -310545673, now seen corresponding path program 1 times [2025-03-04 14:35:32,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 14:35:32,840 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357379485] [2025-03-04 14:35:32,840 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 14:35:32,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 14:35:32,849 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 55 statements into 1 equivalence classes. [2025-03-04 14:35:32,853 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 55 of 55 statements. [2025-03-04 14:35:32,853 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 14:35:32,853 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 14:35:32,901 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2025-03-04 14:35:32,902 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 14:35:32,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357379485] [2025-03-04 14:35:32,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [357379485] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-04 14:35:32,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [19300115] [2025-03-04 14:35:32,902 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 14:35:32,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-04 14:35:32,902 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 14:35:32,904 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-04 14:35:32,906 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-04 14:35:32,954 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 55 statements into 1 equivalence classes. [2025-03-04 14:35:32,973 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 55 of 55 statements. [2025-03-04 14:35:32,974 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 14:35:32,974 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 14:35:32,975 INFO L256 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-04 14:35:32,976 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 14:35:32,991 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2025-03-04 14:35:32,992 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-04 14:35:32,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [19300115] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 14:35:32,992 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-04 14:35:32,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2025-03-04 14:35:32,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175404767] [2025-03-04 14:35:32,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 14:35:32,992 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 14:35:32,993 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 14:35:32,993 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 14:35:32,993 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-04 14:35:32,993 INFO L87 Difference]: Start difference. First operand 120 states and 171 transitions. Second operand has 3 states, 2 states have (on average 16.5) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2025-03-04 14:35:33,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 14:35:33,017 INFO L93 Difference]: Finished difference Result 121 states and 172 transitions. [2025-03-04 14:35:33,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 14:35:33,017 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 16.5) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 55 [2025-03-04 14:35:33,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 14:35:33,018 INFO L225 Difference]: With dead ends: 121 [2025-03-04 14:35:33,018 INFO L226 Difference]: Without dead ends: 120 [2025-03-04 14:35:33,018 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-04 14:35:33,019 INFO L435 NwaCegarLoop]: 151 mSDtfsCounter, 4 mSDsluCounter, 140 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 291 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-04 14:35:33,019 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 291 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-04 14:35:33,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2025-03-04 14:35:33,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 119. [2025-03-04 14:35:33,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 95 states have (on average 1.431578947368421) internal successors, (136), 101 states have internal predecessors, (136), 17 states have call successors, (17), 4 states have call predecessors, (17), 4 states have return successors, (17), 16 states have call predecessors, (17), 17 states have call successors, (17) [2025-03-04 14:35:33,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 170 transitions. [2025-03-04 14:35:33,025 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 170 transitions. Word has length 55 [2025-03-04 14:35:33,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 14:35:33,026 INFO L471 AbstractCegarLoop]: Abstraction has 119 states and 170 transitions. [2025-03-04 14:35:33,026 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 16.5) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2025-03-04 14:35:33,026 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 170 transitions. [2025-03-04 14:35:33,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2025-03-04 14:35:33,031 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 14:35:33,031 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 14:35:33,038 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-03-04 14:35:33,232 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2025-03-04 14:35:33,232 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-03-04 14:35:33,233 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 14:35:33,233 INFO L85 PathProgramCache]: Analyzing trace with hash -1036981268, now seen corresponding path program 1 times [2025-03-04 14:35:33,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 14:35:33,233 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74180705] [2025-03-04 14:35:33,233 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 14:35:33,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 14:35:33,240 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 56 statements into 1 equivalence classes. [2025-03-04 14:35:33,243 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 56 of 56 statements. [2025-03-04 14:35:33,243 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 14:35:33,243 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 14:35:33,290 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2025-03-04 14:35:33,290 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 14:35:33,290 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [74180705] [2025-03-04 14:35:33,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [74180705] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-04 14:35:33,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1372018356] [2025-03-04 14:35:33,291 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 14:35:33,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-04 14:35:33,291 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 14:35:33,293 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-04 14:35:33,294 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-03-04 14:35:33,345 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 56 statements into 1 equivalence classes. [2025-03-04 14:35:33,363 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 56 of 56 statements. [2025-03-04 14:35:33,363 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 14:35:33,363 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 14:35:33,364 INFO L256 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-04 14:35:33,366 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 14:35:33,382 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2025-03-04 14:35:33,382 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-04 14:35:33,382 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1372018356] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 14:35:33,382 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-04 14:35:33,382 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2025-03-04 14:35:33,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665292039] [2025-03-04 14:35:33,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 14:35:33,383 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 14:35:33,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 14:35:33,384 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 14:35:33,384 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-04 14:35:33,384 INFO L87 Difference]: Start difference. First operand 119 states and 170 transitions. Second operand has 3 states, 2 states have (on average 17.0) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2025-03-04 14:35:33,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 14:35:33,411 INFO L93 Difference]: Finished difference Result 142 states and 197 transitions. [2025-03-04 14:35:33,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 14:35:33,411 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 17.0) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 56 [2025-03-04 14:35:33,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 14:35:33,412 INFO L225 Difference]: With dead ends: 142 [2025-03-04 14:35:33,412 INFO L226 Difference]: Without dead ends: 126 [2025-03-04 14:35:33,412 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-04 14:35:33,413 INFO L435 NwaCegarLoop]: 153 mSDtfsCounter, 1 mSDsluCounter, 148 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 301 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-04 14:35:33,413 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 301 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-04 14:35:33,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2025-03-04 14:35:33,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 125. [2025-03-04 14:35:33,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 100 states have (on average 1.42) internal successors, (142), 105 states have internal predecessors, (142), 18 states have call successors, (18), 4 states have call predecessors, (18), 4 states have return successors, (18), 17 states have call predecessors, (18), 18 states have call successors, (18) [2025-03-04 14:35:33,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 178 transitions. [2025-03-04 14:35:33,418 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 178 transitions. Word has length 56 [2025-03-04 14:35:33,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 14:35:33,418 INFO L471 AbstractCegarLoop]: Abstraction has 125 states and 178 transitions. [2025-03-04 14:35:33,418 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 17.0) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2025-03-04 14:35:33,418 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 178 transitions. [2025-03-04 14:35:33,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2025-03-04 14:35:33,419 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 14:35:33,419 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 14:35:33,425 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-03-04 14:35:33,620 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-04 14:35:33,620 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-03-04 14:35:33,620 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 14:35:33,620 INFO L85 PathProgramCache]: Analyzing trace with hash 1192982927, now seen corresponding path program 1 times [2025-03-04 14:35:33,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 14:35:33,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [319591770] [2025-03-04 14:35:33,621 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 14:35:33,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 14:35:33,627 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 61 statements into 1 equivalence classes. [2025-03-04 14:35:33,635 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 61 of 61 statements. [2025-03-04 14:35:33,636 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 14:35:33,636 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 14:35:33,707 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2025-03-04 14:35:33,707 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 14:35:33,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [319591770] [2025-03-04 14:35:33,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [319591770] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-04 14:35:33,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [159915633] [2025-03-04 14:35:33,708 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 14:35:33,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-04 14:35:33,708 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 14:35:33,710 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-04 14:35:33,713 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-03-04 14:35:33,765 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 61 statements into 1 equivalence classes. [2025-03-04 14:35:33,789 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 61 of 61 statements. [2025-03-04 14:35:33,790 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 14:35:33,790 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 14:35:33,791 INFO L256 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-04 14:35:33,792 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 14:35:33,823 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2025-03-04 14:35:33,823 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-04 14:35:33,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [159915633] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 14:35:33,824 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-04 14:35:33,824 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2025-03-04 14:35:33,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529175952] [2025-03-04 14:35:33,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 14:35:33,824 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 14:35:33,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 14:35:33,824 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 14:35:33,825 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-04 14:35:33,825 INFO L87 Difference]: Start difference. First operand 125 states and 178 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2025-03-04 14:35:33,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 14:35:33,858 INFO L93 Difference]: Finished difference Result 146 states and 200 transitions. [2025-03-04 14:35:33,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 14:35:33,859 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 61 [2025-03-04 14:35:33,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 14:35:33,861 INFO L225 Difference]: With dead ends: 146 [2025-03-04 14:35:33,861 INFO L226 Difference]: Without dead ends: 123 [2025-03-04 14:35:33,862 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-04 14:35:33,862 INFO L435 NwaCegarLoop]: 160 mSDtfsCounter, 1 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 305 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-04 14:35:33,863 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 305 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-04 14:35:33,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2025-03-04 14:35:33,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 122. [2025-03-04 14:35:33,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 98 states have (on average 1.4081632653061225) internal successors, (138), 102 states have internal predecessors, (138), 18 states have call successors, (18), 4 states have call predecessors, (18), 4 states have return successors, (18), 17 states have call predecessors, (18), 18 states have call successors, (18) [2025-03-04 14:35:33,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 174 transitions. [2025-03-04 14:35:33,870 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 174 transitions. Word has length 61 [2025-03-04 14:35:33,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 14:35:33,873 INFO L471 AbstractCegarLoop]: Abstraction has 122 states and 174 transitions. [2025-03-04 14:35:33,874 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2025-03-04 14:35:33,874 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 174 transitions. [2025-03-04 14:35:33,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2025-03-04 14:35:33,875 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 14:35:33,875 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 14:35:33,886 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2025-03-04 14:35:34,075 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-04 14:35:34,076 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-03-04 14:35:34,076 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 14:35:34,076 INFO L85 PathProgramCache]: Analyzing trace with hash 1172107552, now seen corresponding path program 1 times [2025-03-04 14:35:34,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 14:35:34,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1158514156] [2025-03-04 14:35:34,076 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 14:35:34,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 14:35:34,083 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 68 statements into 1 equivalence classes. [2025-03-04 14:35:34,088 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 68 of 68 statements. [2025-03-04 14:35:34,091 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 14:35:34,091 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 14:35:34,145 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2025-03-04 14:35:34,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 14:35:34,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1158514156] [2025-03-04 14:35:34,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1158514156] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-04 14:35:34,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1301910825] [2025-03-04 14:35:34,146 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 14:35:34,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-04 14:35:34,146 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 14:35:34,148 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-04 14:35:34,148 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2025-03-04 14:35:34,195 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 68 statements into 1 equivalence classes. [2025-03-04 14:35:34,216 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 68 of 68 statements. [2025-03-04 14:35:34,216 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 14:35:34,216 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 14:35:34,217 INFO L256 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-04 14:35:34,219 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 14:35:34,239 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2025-03-04 14:35:34,239 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-04 14:35:34,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1301910825] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 14:35:34,239 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-04 14:35:34,240 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2025-03-04 14:35:34,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777453805] [2025-03-04 14:35:34,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 14:35:34,240 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 14:35:34,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 14:35:34,240 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 14:35:34,241 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-04 14:35:34,241 INFO L87 Difference]: Start difference. First operand 122 states and 174 transitions. Second operand has 3 states, 2 states have (on average 19.0) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2025-03-04 14:35:34,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 14:35:34,262 INFO L93 Difference]: Finished difference Result 122 states and 174 transitions. [2025-03-04 14:35:34,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 14:35:34,262 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 19.0) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 68 [2025-03-04 14:35:34,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 14:35:34,263 INFO L225 Difference]: With dead ends: 122 [2025-03-04 14:35:34,263 INFO L226 Difference]: Without dead ends: 121 [2025-03-04 14:35:34,264 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-04 14:35:34,264 INFO L435 NwaCegarLoop]: 151 mSDtfsCounter, 3 mSDsluCounter, 143 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 294 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 [2025-03-04 14:35:34,265 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 294 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-04 14:35:34,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2025-03-04 14:35:34,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2025-03-04 14:35:34,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 98 states have (on average 1.3979591836734695) internal successors, (137), 101 states have internal predecessors, (137), 18 states have call successors, (18), 4 states have call predecessors, (18), 4 states have return successors, (18), 17 states have call predecessors, (18), 18 states have call successors, (18) [2025-03-04 14:35:34,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 173 transitions. [2025-03-04 14:35:34,279 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 173 transitions. Word has length 68 [2025-03-04 14:35:34,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 14:35:34,279 INFO L471 AbstractCegarLoop]: Abstraction has 121 states and 173 transitions. [2025-03-04 14:35:34,280 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 19.0) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2025-03-04 14:35:34,280 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 173 transitions. [2025-03-04 14:35:34,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2025-03-04 14:35:34,282 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 14:35:34,282 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 14:35:34,289 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2025-03-04 14:35:34,482 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2025-03-04 14:35:34,483 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-03-04 14:35:34,484 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 14:35:34,484 INFO L85 PathProgramCache]: Analyzing trace with hash 1975595730, now seen corresponding path program 1 times [2025-03-04 14:35:34,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 14:35:34,484 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77138581] [2025-03-04 14:35:34,484 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 14:35:34,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 14:35:34,497 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 69 statements into 1 equivalence classes. [2025-03-04 14:35:34,501 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-03-04 14:35:34,501 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 14:35:34,501 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 14:35:34,553 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2025-03-04 14:35:34,554 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 14:35:34,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77138581] [2025-03-04 14:35:34,554 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [77138581] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-04 14:35:34,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [948754285] [2025-03-04 14:35:34,554 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 14:35:34,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-04 14:35:34,556 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 14:35:34,560 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-04 14:35:34,562 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2025-03-04 14:35:34,610 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 69 statements into 1 equivalence classes. [2025-03-04 14:35:34,632 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-03-04 14:35:34,633 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 14:35:34,633 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 14:35:34,634 INFO L256 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-04 14:35:34,635 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 14:35:34,653 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2025-03-04 14:35:34,653 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-04 14:35:34,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [948754285] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 14:35:34,654 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-04 14:35:34,654 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2025-03-04 14:35:34,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [843166921] [2025-03-04 14:35:34,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 14:35:34,654 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 14:35:34,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 14:35:34,655 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 14:35:34,655 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-04 14:35:34,655 INFO L87 Difference]: Start difference. First operand 121 states and 173 transitions. Second operand has 3 states, 2 states have (on average 19.5) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2025-03-04 14:35:34,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 14:35:34,676 INFO L93 Difference]: Finished difference Result 128 states and 180 transitions. [2025-03-04 14:35:34,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 14:35:34,677 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 19.5) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 69 [2025-03-04 14:35:34,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 14:35:34,678 INFO L225 Difference]: With dead ends: 128 [2025-03-04 14:35:34,678 INFO L226 Difference]: Without dead ends: 121 [2025-03-04 14:35:34,678 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-04 14:35:34,678 INFO L435 NwaCegarLoop]: 152 mSDtfsCounter, 0 mSDsluCounter, 149 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 301 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-04 14:35:34,678 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 301 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-04 14:35:34,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2025-03-04 14:35:34,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2025-03-04 14:35:34,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 98 states have (on average 1.3877551020408163) internal successors, (136), 101 states have internal predecessors, (136), 18 states have call successors, (18), 4 states have call predecessors, (18), 4 states have return successors, (18), 17 states have call predecessors, (18), 18 states have call successors, (18) [2025-03-04 14:35:34,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 172 transitions. [2025-03-04 14:35:34,684 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 172 transitions. Word has length 69 [2025-03-04 14:35:34,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 14:35:34,684 INFO L471 AbstractCegarLoop]: Abstraction has 121 states and 172 transitions. [2025-03-04 14:35:34,684 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 19.5) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2025-03-04 14:35:34,684 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 172 transitions. [2025-03-04 14:35:34,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2025-03-04 14:35:34,685 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 14:35:34,685 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 14:35:34,692 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2025-03-04 14:35:34,885 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-04 14:35:34,886 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-03-04 14:35:34,886 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 14:35:34,886 INFO L85 PathProgramCache]: Analyzing trace with hash 1779082225, now seen corresponding path program 1 times [2025-03-04 14:35:34,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 14:35:34,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420800263] [2025-03-04 14:35:34,887 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 14:35:34,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 14:35:34,893 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 69 statements into 1 equivalence classes. [2025-03-04 14:35:34,900 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-03-04 14:35:34,901 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 14:35:34,901 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 14:35:34,940 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2025-03-04 14:35:34,942 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 14:35:34,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [420800263] [2025-03-04 14:35:34,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [420800263] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-04 14:35:34,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1162537825] [2025-03-04 14:35:34,942 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 14:35:34,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-04 14:35:34,943 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 14:35:34,944 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-04 14:35:34,946 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2025-03-04 14:35:34,991 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 69 statements into 1 equivalence classes. [2025-03-04 14:35:35,009 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-03-04 14:35:35,010 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 14:35:35,010 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 14:35:35,011 INFO L256 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-04 14:35:35,013 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 14:35:35,030 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2025-03-04 14:35:35,031 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-04 14:35:35,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1162537825] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 14:35:35,031 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-04 14:35:35,031 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2025-03-04 14:35:35,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318892840] [2025-03-04 14:35:35,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 14:35:35,032 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 14:35:35,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 14:35:35,032 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 14:35:35,034 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-04 14:35:35,034 INFO L87 Difference]: Start difference. First operand 121 states and 172 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2025-03-04 14:35:35,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 14:35:35,055 INFO L93 Difference]: Finished difference Result 121 states and 172 transitions. [2025-03-04 14:35:35,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 14:35:35,055 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 69 [2025-03-04 14:35:35,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 14:35:35,055 INFO L225 Difference]: With dead ends: 121 [2025-03-04 14:35:35,055 INFO L226 Difference]: Without dead ends: 0 [2025-03-04 14:35:35,056 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-04 14:35:35,056 INFO L435 NwaCegarLoop]: 150 mSDtfsCounter, 0 mSDsluCounter, 143 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 293 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-04 14:35:35,056 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 293 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-04 14:35:35,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-03-04 14:35:35,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-03-04 14:35:35,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2025-03-04 14:35:35,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-03-04 14:35:35,057 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 69 [2025-03-04 14:35:35,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 14:35:35,057 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-04 14:35:35,057 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2025-03-04 14:35:35,057 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-03-04 14:35:35,057 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-03-04 14:35:35,061 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2025-03-04 14:35:35,062 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2025-03-04 14:35:35,062 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2025-03-04 14:35:35,062 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2025-03-04 14:35:35,062 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2025-03-04 14:35:35,062 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2025-03-04 14:35:35,062 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2025-03-04 14:35:35,062 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2025-03-04 14:35:35,069 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2025-03-04 14:35:35,267 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-04 14:35:35,270 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 14:35:35,272 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-03-04 14:35:35,315 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-04 14:35:35,321 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.03 02:35:35 BoogieIcfgContainer [2025-03-04 14:35:35,321 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-04 14:35:35,322 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-04 14:35:35,322 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-04 14:35:35,322 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-04 14:35:35,323 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 02:35:31" (3/4) ... [2025-03-04 14:35:35,324 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-03-04 14:35:35,328 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure printLine [2025-03-04 14:35:35,329 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure globalReturnsFalse [2025-03-04 14:35:35,329 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure printIntLine [2025-03-04 14:35:35,329 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure globalReturnsTrue [2025-03-04 14:35:35,336 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2025-03-04 14:35:35,336 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2025-03-04 14:35:35,336 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-03-04 14:35:35,337 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-03-04 14:35:35,418 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-03-04 14:35:35,418 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2025-03-04 14:35:35,418 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-04 14:35:35,419 INFO L158 Benchmark]: Toolchain (without parser) took 5254.36ms. Allocated memory is still 167.8MB. Free memory was 129.9MB in the beginning and 61.6MB in the end (delta: 68.4MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. [2025-03-04 14:35:35,419 INFO L158 Benchmark]: CDTParser took 1.21ms. Allocated memory is still 201.3MB. Free memory is still 128.8MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 14:35:35,419 INFO L158 Benchmark]: CACSL2BoogieTranslator took 690.54ms. Allocated memory is still 167.8MB. Free memory was 129.5MB in the beginning and 68.0MB in the end (delta: 61.5MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2025-03-04 14:35:35,420 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.32ms. Allocated memory is still 167.8MB. Free memory was 68.0MB in the beginning and 64.9MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 14:35:35,420 INFO L158 Benchmark]: Boogie Preprocessor took 28.90ms. Allocated memory is still 167.8MB. Free memory was 64.4MB in the beginning and 62.6MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 14:35:35,420 INFO L158 Benchmark]: IcfgBuilder took 494.83ms. Allocated memory is still 167.8MB. Free memory was 62.6MB in the beginning and 122.8MB in the end (delta: -60.2MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2025-03-04 14:35:35,420 INFO L158 Benchmark]: TraceAbstraction took 3895.61ms. Allocated memory is still 167.8MB. Free memory was 121.8MB in the beginning and 69.9MB in the end (delta: 51.9MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2025-03-04 14:35:35,420 INFO L158 Benchmark]: Witness Printer took 96.70ms. Allocated memory is still 167.8MB. Free memory was 69.9MB in the beginning and 61.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-04 14:35:35,421 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.21ms. Allocated memory is still 201.3MB. Free memory is still 128.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 690.54ms. Allocated memory is still 167.8MB. Free memory was 129.5MB in the beginning and 68.0MB in the end (delta: 61.5MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.32ms. Allocated memory is still 167.8MB. Free memory was 68.0MB in the beginning and 64.9MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.90ms. Allocated memory is still 167.8MB. Free memory was 64.4MB in the beginning and 62.6MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 494.83ms. Allocated memory is still 167.8MB. Free memory was 62.6MB in the beginning and 122.8MB in the end (delta: -60.2MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * TraceAbstraction took 3895.61ms. Allocated memory is still 167.8MB. Free memory was 121.8MB in the beginning and 69.9MB in the end (delta: 51.9MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * Witness Printer took 96.70ms. Allocated memory is still 167.8MB. Free memory was 69.9MB in the beginning and 61.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1633]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1633]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1616]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1616]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1590]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1590]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 129 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 3.8s, OverallIterations: 12, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 129 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 123 mSDsluCounter, 3722 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1850 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 286 IncrementalHoareTripleChecker+Invalid, 291 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 1872 mSDtfsCounter, 286 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 454 GetRequests, 427 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=129occurred in iteration=0, InterpolantAutomatonStates: 37, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 12 MinimizatonAttempts, 5 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 1023 NumberOfCodeBlocks, 1023 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 1004 ConstructedInterpolants, 0 QuantifiedInterpolants, 1232 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1278 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 19 InterpolantComputations, 12 PerfectInterpolantSequences, 420/458 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-03-04 14:35:35,435 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE