./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/xcsp/AllInterval-009.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 48c9605d Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/xcsp/AllInterval-009.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 467fcaafa9af0a00772f5009c99943c6cb7078cb0bca94a00a243b41a6183129 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-08 10:07:04,916 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-08 10:07:04,960 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2025-02-08 10:07:04,965 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-08 10:07:04,965 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-08 10:07:04,982 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-08 10:07:04,984 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-08 10:07:04,984 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-08 10:07:04,984 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-08 10:07:04,984 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-08 10:07:04,984 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-08 10:07:04,985 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-08 10:07:04,985 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-08 10:07:04,985 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-08 10:07:04,985 INFO L153 SettingsManager]: * Use SBE=true [2025-02-08 10:07:04,985 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-08 10:07:04,986 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-08 10:07:04,986 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-08 10:07:04,986 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-08 10:07:04,986 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-08 10:07:04,986 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-08 10:07:04,987 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-08 10:07:04,987 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-08 10:07:04,987 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-08 10:07:04,987 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2025-02-08 10:07:04,987 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-02-08 10:07:04,987 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-08 10:07:04,987 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-08 10:07:04,987 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-08 10:07:04,987 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-08 10:07:04,987 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-08 10:07:04,987 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-08 10:07:04,987 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-08 10:07:04,987 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-08 10:07:04,988 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 10:07:04,988 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-08 10:07:04,988 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-08 10:07:04,988 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-08 10:07:04,988 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-08 10:07:04,988 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-08 10:07:04,988 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-08 10:07:04,988 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-08 10:07:04,989 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-08 10:07:04,989 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-08 10:07:04,989 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-08 10:07:04,989 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 467fcaafa9af0a00772f5009c99943c6cb7078cb0bca94a00a243b41a6183129 [2025-02-08 10:07:05,189 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-08 10:07:05,197 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-08 10:07:05,199 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-08 10:07:05,200 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-08 10:07:05,200 INFO L274 PluginConnector]: CDTParser initialized [2025-02-08 10:07:05,202 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/xcsp/AllInterval-009.c [2025-02-08 10:07:06,466 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/095fef44d/687e28a349db4aabb1fe049b26985d7c/FLAG74688dc2d [2025-02-08 10:07:06,690 INFO L384 CDTParser]: Found 1 translation units. [2025-02-08 10:07:06,691 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/xcsp/AllInterval-009.c [2025-02-08 10:07:06,698 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/095fef44d/687e28a349db4aabb1fe049b26985d7c/FLAG74688dc2d [2025-02-08 10:07:07,039 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/095fef44d/687e28a349db4aabb1fe049b26985d7c [2025-02-08 10:07:07,041 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-08 10:07:07,042 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-08 10:07:07,043 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-08 10:07:07,043 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-08 10:07:07,045 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-08 10:07:07,046 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 10:07:07" (1/1) ... [2025-02-08 10:07:07,046 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d663afb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 10:07:07, skipping insertion in model container [2025-02-08 10:07:07,047 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 10:07:07" (1/1) ... [2025-02-08 10:07:07,058 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-08 10:07:07,192 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 10:07:07,205 INFO L200 MainTranslator]: Completed pre-run [2025-02-08 10:07:07,237 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 10:07:07,249 INFO L204 MainTranslator]: Completed translation [2025-02-08 10:07:07,250 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 10:07:07 WrapperNode [2025-02-08 10:07:07,250 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-08 10:07:07,251 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-08 10:07:07,252 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-08 10:07:07,252 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-08 10:07:07,257 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 10:07:07" (1/1) ... [2025-02-08 10:07:07,262 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 10:07:07" (1/1) ... [2025-02-08 10:07:07,291 INFO L138 Inliner]: procedures = 13, calls = 114, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 289 [2025-02-08 10:07:07,295 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-08 10:07:07,295 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-08 10:07:07,295 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-08 10:07:07,295 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-08 10:07:07,303 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 10:07:07" (1/1) ... [2025-02-08 10:07:07,304 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 10:07:07" (1/1) ... [2025-02-08 10:07:07,306 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 10:07:07" (1/1) ... [2025-02-08 10:07:07,319 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-02-08 10:07:07,320 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 10:07:07" (1/1) ... [2025-02-08 10:07:07,320 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 10:07:07" (1/1) ... [2025-02-08 10:07:07,325 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 10:07:07" (1/1) ... [2025-02-08 10:07:07,327 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 10:07:07" (1/1) ... [2025-02-08 10:07:07,331 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 10:07:07" (1/1) ... [2025-02-08 10:07:07,331 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 10:07:07" (1/1) ... [2025-02-08 10:07:07,333 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-08 10:07:07,335 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-08 10:07:07,335 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-08 10:07:07,335 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-08 10:07:07,335 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 10:07:07" (1/1) ... [2025-02-08 10:07:07,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 10:07:07,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 10:07:07,362 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-08 10:07:07,364 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-08 10:07:07,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-08 10:07:07,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-08 10:07:07,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-08 10:07:07,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-08 10:07:07,382 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2025-02-08 10:07:07,382 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2025-02-08 10:07:07,444 INFO L257 CfgBuilder]: Building ICFG [2025-02-08 10:07:07,446 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-08 10:07:07,753 INFO L? ?]: Removed 76 outVars from TransFormulas that were not future-live. [2025-02-08 10:07:07,753 INFO L308 CfgBuilder]: Performing block encoding [2025-02-08 10:07:07,767 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-08 10:07:07,768 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-08 10:07:07,769 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 10:07:07 BoogieIcfgContainer [2025-02-08 10:07:07,769 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-08 10:07:07,771 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-08 10:07:07,771 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-08 10:07:07,774 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-08 10:07:07,775 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.02 10:07:07" (1/3) ... [2025-02-08 10:07:07,776 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@995e587 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 10:07:07, skipping insertion in model container [2025-02-08 10:07:07,777 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 10:07:07" (2/3) ... [2025-02-08 10:07:07,777 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@995e587 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 10:07:07, skipping insertion in model container [2025-02-08 10:07:07,777 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 10:07:07" (3/3) ... [2025-02-08 10:07:07,778 INFO L128 eAbstractionObserver]: Analyzing ICFG AllInterval-009.c [2025-02-08 10:07:07,791 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-08 10:07:07,792 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG AllInterval-009.c that has 2 procedures, 212 locations, 1 initial locations, 0 loop locations, and 32 error locations. [2025-02-08 10:07:07,840 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-08 10:07:07,848 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;@585e7939, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-08 10:07:07,848 INFO L334 AbstractCegarLoop]: Starting to check reachability of 32 error locations. [2025-02-08 10:07:07,852 INFO L276 IsEmpty]: Start isEmpty. Operand has 212 states, 72 states have (on average 1.5694444444444444) internal successors, (113), 104 states have internal predecessors, (113), 106 states have call successors, (106), 1 states have call predecessors, (106), 1 states have return successors, (106), 106 states have call predecessors, (106), 106 states have call successors, (106) [2025-02-08 10:07:07,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2025-02-08 10:07:07,873 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 10:07:07,874 INFO L218 NwaCegarLoop]: trace histogram [98, 98, 98, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 10:07:07,875 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-08 10:07:07,879 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 10:07:07,880 INFO L85 PathProgramCache]: Analyzing trace with hash -1400842103, now seen corresponding path program 1 times [2025-02-08 10:07:07,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 10:07:07,885 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653455003] [2025-02-08 10:07:07,887 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:07,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 10:07:07,975 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 510 statements into 1 equivalence classes. [2025-02-08 10:07:07,994 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 510 of 510 statements. [2025-02-08 10:07:07,994 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:07,994 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:08,318 INFO L134 CoverageAnalysis]: Checked inductivity of 19012 backedges. 0 proven. 194 refuted. 0 times theorem prover too weak. 18818 trivial. 0 not checked. [2025-02-08 10:07:08,319 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 10:07:08,319 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653455003] [2025-02-08 10:07:08,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653455003] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 10:07:08,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [502471583] [2025-02-08 10:07:08,320 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:08,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 10:07:08,321 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 10:07:08,322 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 10:07:08,325 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-02-08 10:07:08,402 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 510 statements into 1 equivalence classes. [2025-02-08 10:07:08,546 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 510 of 510 statements. [2025-02-08 10:07:08,546 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:08,546 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:08,551 INFO L256 TraceCheckSpWp]: Trace formula consists of 943 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-08 10:07:08,569 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 10:07:08,631 INFO L134 CoverageAnalysis]: Checked inductivity of 19012 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 18818 trivial. 0 not checked. [2025-02-08 10:07:08,631 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-08 10:07:08,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [502471583] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 10:07:08,632 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-08 10:07:08,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-02-08 10:07:08,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [389030371] [2025-02-08 10:07:08,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 10:07:08,639 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-08 10:07:08,639 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 10:07:08,656 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-08 10:07:08,656 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-08 10:07:08,658 INFO L87 Difference]: Start difference. First operand has 212 states, 72 states have (on average 1.5694444444444444) internal successors, (113), 104 states have internal predecessors, (113), 106 states have call successors, (106), 1 states have call predecessors, (106), 1 states have return successors, (106), 106 states have call predecessors, (106), 106 states have call successors, (106) Second operand has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (98), 2 states have call predecessors, (98), 1 states have return successors, (98), 1 states have call predecessors, (98), 2 states have call successors, (98) [2025-02-08 10:07:08,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 10:07:08,710 INFO L93 Difference]: Finished difference Result 420 states and 752 transitions. [2025-02-08 10:07:08,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-08 10:07:08,712 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (98), 2 states have call predecessors, (98), 1 states have return successors, (98), 1 states have call predecessors, (98), 2 states have call successors, (98) Word has length 510 [2025-02-08 10:07:08,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 10:07:08,719 INFO L225 Difference]: With dead ends: 420 [2025-02-08 10:07:08,719 INFO L226 Difference]: Without dead ends: 207 [2025-02-08 10:07:08,724 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 511 GetRequests, 511 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-08 10:07:08,728 INFO L435 NwaCegarLoop]: 322 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 322 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 10:07:08,729 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 322 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 10:07:08,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2025-02-08 10:07:08,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 207. [2025-02-08 10:07:08,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 207 states, 69 states have (on average 1.5507246376811594) internal successors, (107), 100 states have internal predecessors, (107), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-08 10:07:08,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 317 transitions. [2025-02-08 10:07:08,804 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 317 transitions. Word has length 510 [2025-02-08 10:07:08,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 10:07:08,806 INFO L471 AbstractCegarLoop]: Abstraction has 207 states and 317 transitions. [2025-02-08 10:07:08,806 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (98), 2 states have call predecessors, (98), 1 states have return successors, (98), 1 states have call predecessors, (98), 2 states have call successors, (98) [2025-02-08 10:07:08,806 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 317 transitions. [2025-02-08 10:07:08,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2025-02-08 10:07:08,816 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 10:07:08,817 INFO L218 NwaCegarLoop]: trace histogram [98, 98, 98, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 10:07:08,824 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-02-08 10:07:09,017 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-02-08 10:07:09,018 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-08 10:07:09,018 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 10:07:09,018 INFO L85 PathProgramCache]: Analyzing trace with hash 1753208809, now seen corresponding path program 1 times [2025-02-08 10:07:09,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 10:07:09,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594848418] [2025-02-08 10:07:09,019 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:09,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 10:07:09,058 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 510 statements into 1 equivalence classes. [2025-02-08 10:07:09,167 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 510 of 510 statements. [2025-02-08 10:07:09,167 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:09,167 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:09,798 INFO L134 CoverageAnalysis]: Checked inductivity of 19012 backedges. 0 proven. 291 refuted. 0 times theorem prover too weak. 18721 trivial. 0 not checked. [2025-02-08 10:07:09,799 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 10:07:09,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1594848418] [2025-02-08 10:07:09,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1594848418] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 10:07:09,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1588113829] [2025-02-08 10:07:09,800 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:09,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 10:07:09,800 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 10:07:09,802 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 10:07:09,803 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-02-08 10:07:09,879 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 510 statements into 1 equivalence classes. [2025-02-08 10:07:09,993 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 510 of 510 statements. [2025-02-08 10:07:09,994 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:09,994 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:09,996 INFO L256 TraceCheckSpWp]: Trace formula consists of 943 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-02-08 10:07:10,006 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 10:07:10,481 INFO L134 CoverageAnalysis]: Checked inductivity of 19012 backedges. 0 proven. 291 refuted. 0 times theorem prover too weak. 18721 trivial. 0 not checked. [2025-02-08 10:07:10,481 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-08 10:07:11,009 INFO L134 CoverageAnalysis]: Checked inductivity of 19012 backedges. 0 proven. 291 refuted. 0 times theorem prover too weak. 18721 trivial. 0 not checked. [2025-02-08 10:07:11,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1588113829] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-08 10:07:11,010 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-08 10:07:11,010 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2025-02-08 10:07:11,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378161598] [2025-02-08 10:07:11,010 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-08 10:07:11,013 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-02-08 10:07:11,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 10:07:11,016 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-02-08 10:07:11,016 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2025-02-08 10:07:11,016 INFO L87 Difference]: Start difference. First operand 207 states and 317 transitions. Second operand has 10 states, 9 states have (on average 7.333333333333333) internal successors, (66), 8 states have internal predecessors, (66), 6 states have call successors, (291), 1 states have call predecessors, (291), 2 states have return successors, (292), 5 states have call predecessors, (292), 6 states have call successors, (292) [2025-02-08 10:07:11,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 10:07:11,469 INFO L93 Difference]: Finished difference Result 207 states and 317 transitions. [2025-02-08 10:07:11,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-08 10:07:11,470 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 7.333333333333333) internal successors, (66), 8 states have internal predecessors, (66), 6 states have call successors, (291), 1 states have call predecessors, (291), 2 states have return successors, (292), 5 states have call predecessors, (292), 6 states have call successors, (292) Word has length 510 [2025-02-08 10:07:11,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 10:07:11,473 INFO L225 Difference]: With dead ends: 207 [2025-02-08 10:07:11,473 INFO L226 Difference]: Without dead ends: 206 [2025-02-08 10:07:11,473 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1023 GetRequests, 1015 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2025-02-08 10:07:11,474 INFO L435 NwaCegarLoop]: 207 mSDtfsCounter, 2 mSDsluCounter, 761 mSDsCounter, 0 mSdLazyCounter, 576 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 968 SdHoareTripleChecker+Invalid, 576 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 576 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-02-08 10:07:11,474 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 968 Invalid, 576 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 576 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-02-08 10:07:11,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2025-02-08 10:07:11,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 206. [2025-02-08 10:07:11,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 206 states, 69 states have (on average 1.536231884057971) internal successors, (106), 99 states have internal predecessors, (106), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-08 10:07:11,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 316 transitions. [2025-02-08 10:07:11,496 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 316 transitions. Word has length 510 [2025-02-08 10:07:11,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 10:07:11,499 INFO L471 AbstractCegarLoop]: Abstraction has 206 states and 316 transitions. [2025-02-08 10:07:11,499 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 7.333333333333333) internal successors, (66), 8 states have internal predecessors, (66), 6 states have call successors, (291), 1 states have call predecessors, (291), 2 states have return successors, (292), 5 states have call predecessors, (292), 6 states have call successors, (292) [2025-02-08 10:07:11,499 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 316 transitions. [2025-02-08 10:07:11,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 512 [2025-02-08 10:07:11,505 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 10:07:11,505 INFO L218 NwaCegarLoop]: trace histogram [98, 98, 98, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 10:07:11,524 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-02-08 10:07:11,705 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 10:07:11,706 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-08 10:07:11,706 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 10:07:11,707 INFO L85 PathProgramCache]: Analyzing trace with hash -1485101706, now seen corresponding path program 1 times [2025-02-08 10:07:11,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 10:07:11,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118643668] [2025-02-08 10:07:11,707 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:11,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 10:07:11,725 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 511 statements into 1 equivalence classes. [2025-02-08 10:07:11,799 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 511 of 511 statements. [2025-02-08 10:07:11,802 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:11,802 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:12,170 INFO L134 CoverageAnalysis]: Checked inductivity of 19012 backedges. 6 proven. 285 refuted. 0 times theorem prover too weak. 18721 trivial. 0 not checked. [2025-02-08 10:07:12,171 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 10:07:12,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118643668] [2025-02-08 10:07:12,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1118643668] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 10:07:12,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1385509309] [2025-02-08 10:07:12,171 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:12,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 10:07:12,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 10:07:12,173 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 10:07:12,175 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-02-08 10:07:12,221 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 511 statements into 1 equivalence classes. [2025-02-08 10:07:12,304 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 511 of 511 statements. [2025-02-08 10:07:12,304 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:12,304 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:12,307 INFO L256 TraceCheckSpWp]: Trace formula consists of 944 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-02-08 10:07:12,313 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 10:07:12,601 INFO L134 CoverageAnalysis]: Checked inductivity of 19012 backedges. 6 proven. 285 refuted. 0 times theorem prover too weak. 18721 trivial. 0 not checked. [2025-02-08 10:07:12,601 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-08 10:07:13,003 INFO L134 CoverageAnalysis]: Checked inductivity of 19012 backedges. 6 proven. 285 refuted. 0 times theorem prover too weak. 18721 trivial. 0 not checked. [2025-02-08 10:07:13,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1385509309] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-08 10:07:13,003 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-08 10:07:13,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 9 [2025-02-08 10:07:13,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882408886] [2025-02-08 10:07:13,003 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-08 10:07:13,004 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-02-08 10:07:13,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 10:07:13,005 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-02-08 10:07:13,005 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2025-02-08 10:07:13,007 INFO L87 Difference]: Start difference. First operand 206 states and 316 transitions. Second operand has 10 states, 8 states have (on average 8.5) internal successors, (68), 10 states have internal predecessors, (68), 5 states have call successors, (289), 1 states have call predecessors, (289), 2 states have return successors, (290), 4 states have call predecessors, (290), 5 states have call successors, (290) [2025-02-08 10:07:13,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 10:07:13,497 INFO L93 Difference]: Finished difference Result 206 states and 316 transitions. [2025-02-08 10:07:13,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-08 10:07:13,498 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 8 states have (on average 8.5) internal successors, (68), 10 states have internal predecessors, (68), 5 states have call successors, (289), 1 states have call predecessors, (289), 2 states have return successors, (290), 4 states have call predecessors, (290), 5 states have call successors, (290) Word has length 511 [2025-02-08 10:07:13,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 10:07:13,500 INFO L225 Difference]: With dead ends: 206 [2025-02-08 10:07:13,500 INFO L226 Difference]: Without dead ends: 205 [2025-02-08 10:07:13,500 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1026 GetRequests, 1017 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2025-02-08 10:07:13,501 INFO L435 NwaCegarLoop]: 207 mSDtfsCounter, 0 mSDsluCounter, 1225 mSDsCounter, 0 mSdLazyCounter, 819 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1432 SdHoareTripleChecker+Invalid, 819 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 819 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-02-08 10:07:13,501 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1432 Invalid, 819 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 819 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-02-08 10:07:13,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2025-02-08 10:07:13,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 205. [2025-02-08 10:07:13,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 205 states, 69 states have (on average 1.5217391304347827) internal successors, (105), 98 states have internal predecessors, (105), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-08 10:07:13,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 315 transitions. [2025-02-08 10:07:13,526 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 315 transitions. Word has length 511 [2025-02-08 10:07:13,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 10:07:13,528 INFO L471 AbstractCegarLoop]: Abstraction has 205 states and 315 transitions. [2025-02-08 10:07:13,529 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 8 states have (on average 8.5) internal successors, (68), 10 states have internal predecessors, (68), 5 states have call successors, (289), 1 states have call predecessors, (289), 2 states have return successors, (290), 4 states have call predecessors, (290), 5 states have call successors, (290) [2025-02-08 10:07:13,530 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 315 transitions. [2025-02-08 10:07:13,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 514 [2025-02-08 10:07:13,535 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 10:07:13,535 INFO L218 NwaCegarLoop]: trace histogram [98, 98, 98, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 10:07:13,542 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-02-08 10:07:13,736 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 10:07:13,736 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-08 10:07:13,737 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 10:07:13,737 INFO L85 PathProgramCache]: Analyzing trace with hash -1253595212, now seen corresponding path program 1 times [2025-02-08 10:07:13,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 10:07:13,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239321758] [2025-02-08 10:07:13,737 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:13,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 10:07:13,759 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 513 statements into 1 equivalence classes. [2025-02-08 10:07:13,785 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 513 of 513 statements. [2025-02-08 10:07:13,785 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:13,785 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:13,951 INFO L134 CoverageAnalysis]: Checked inductivity of 19012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19012 trivial. 0 not checked. [2025-02-08 10:07:13,951 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 10:07:13,951 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1239321758] [2025-02-08 10:07:13,951 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1239321758] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 10:07:13,951 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 10:07:13,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-08 10:07:13,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062324196] [2025-02-08 10:07:13,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 10:07:13,953 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-08 10:07:13,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 10:07:13,953 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-08 10:07:13,953 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 10:07:13,954 INFO L87 Difference]: Start difference. First operand 205 states and 315 transitions. Second operand has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (98), 1 states have call predecessors, (98), 1 states have return successors, (98), 1 states have call predecessors, (98), 1 states have call successors, (98) [2025-02-08 10:07:14,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 10:07:14,007 INFO L93 Difference]: Finished difference Result 205 states and 315 transitions. [2025-02-08 10:07:14,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-08 10:07:14,007 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (98), 1 states have call predecessors, (98), 1 states have return successors, (98), 1 states have call predecessors, (98), 1 states have call successors, (98) Word has length 513 [2025-02-08 10:07:14,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 10:07:14,010 INFO L225 Difference]: With dead ends: 205 [2025-02-08 10:07:14,011 INFO L226 Difference]: Without dead ends: 197 [2025-02-08 10:07:14,011 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 [2025-02-08 10:07:14,011 INFO L435 NwaCegarLoop]: 284 mSDtfsCounter, 8 mSDsluCounter, 252 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 536 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 10:07:14,012 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 536 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 62 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 10:07:14,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2025-02-08 10:07:14,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 197. [2025-02-08 10:07:14,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 197 states, 69 states have (on average 1.4057971014492754) internal successors, (97), 90 states have internal predecessors, (97), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-08 10:07:14,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 307 transitions. [2025-02-08 10:07:14,035 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 307 transitions. Word has length 513 [2025-02-08 10:07:14,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 10:07:14,036 INFO L471 AbstractCegarLoop]: Abstraction has 197 states and 307 transitions. [2025-02-08 10:07:14,036 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (98), 1 states have call predecessors, (98), 1 states have return successors, (98), 1 states have call predecessors, (98), 1 states have call successors, (98) [2025-02-08 10:07:14,036 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 307 transitions. [2025-02-08 10:07:14,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 515 [2025-02-08 10:07:14,039 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 10:07:14,040 INFO L218 NwaCegarLoop]: trace histogram [98, 98, 98, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 10:07:14,040 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-02-08 10:07:14,040 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-08 10:07:14,040 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 10:07:14,040 INFO L85 PathProgramCache]: Analyzing trace with hash -206745850, now seen corresponding path program 1 times [2025-02-08 10:07:14,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 10:07:14,041 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593365328] [2025-02-08 10:07:14,041 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:14,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 10:07:14,052 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 514 statements into 1 equivalence classes. [2025-02-08 10:07:14,088 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 514 of 514 statements. [2025-02-08 10:07:14,088 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:14,088 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:14,353 INFO L134 CoverageAnalysis]: Checked inductivity of 19012 backedges. 0 proven. 291 refuted. 0 times theorem prover too weak. 18721 trivial. 0 not checked. [2025-02-08 10:07:14,354 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 10:07:14,354 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1593365328] [2025-02-08 10:07:14,354 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1593365328] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 10:07:14,354 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1844710051] [2025-02-08 10:07:14,354 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:14,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 10:07:14,354 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 10:07:14,356 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 10:07:14,358 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-02-08 10:07:14,405 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 514 statements into 1 equivalence classes. [2025-02-08 10:07:14,491 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 514 of 514 statements. [2025-02-08 10:07:14,491 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:14,491 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:14,494 INFO L256 TraceCheckSpWp]: Trace formula consists of 949 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-02-08 10:07:14,500 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 10:07:14,787 INFO L134 CoverageAnalysis]: Checked inductivity of 19012 backedges. 0 proven. 291 refuted. 0 times theorem prover too weak. 18721 trivial. 0 not checked. [2025-02-08 10:07:14,787 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-08 10:07:15,170 INFO L134 CoverageAnalysis]: Checked inductivity of 19012 backedges. 0 proven. 291 refuted. 0 times theorem prover too weak. 18721 trivial. 0 not checked. [2025-02-08 10:07:15,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1844710051] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-08 10:07:15,170 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-08 10:07:15,170 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 8 [2025-02-08 10:07:15,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311799176] [2025-02-08 10:07:15,170 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-08 10:07:15,171 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2025-02-08 10:07:15,171 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 10:07:15,172 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2025-02-08 10:07:15,172 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2025-02-08 10:07:15,172 INFO L87 Difference]: Start difference. First operand 197 states and 307 transitions. Second operand has 9 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 4 states have call successors, (194), 1 states have call predecessors, (194), 2 states have return successors, (194), 3 states have call predecessors, (194), 4 states have call successors, (194) [2025-02-08 10:07:15,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 10:07:15,880 INFO L93 Difference]: Finished difference Result 197 states and 307 transitions. [2025-02-08 10:07:15,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-02-08 10:07:15,880 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 4 states have call successors, (194), 1 states have call predecessors, (194), 2 states have return successors, (194), 3 states have call predecessors, (194), 4 states have call successors, (194) Word has length 514 [2025-02-08 10:07:15,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 10:07:15,882 INFO L225 Difference]: With dead ends: 197 [2025-02-08 10:07:15,882 INFO L226 Difference]: Without dead ends: 196 [2025-02-08 10:07:15,882 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1032 GetRequests, 1023 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2025-02-08 10:07:15,883 INFO L435 NwaCegarLoop]: 194 mSDtfsCounter, 0 mSDsluCounter, 579 mSDsCounter, 0 mSdLazyCounter, 524 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 773 SdHoareTripleChecker+Invalid, 524 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 524 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2025-02-08 10:07:15,883 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 773 Invalid, 524 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 524 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2025-02-08 10:07:15,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2025-02-08 10:07:15,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 196. [2025-02-08 10:07:15,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 69 states have (on average 1.391304347826087) internal successors, (96), 89 states have internal predecessors, (96), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-08 10:07:15,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 306 transitions. [2025-02-08 10:07:15,899 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 306 transitions. Word has length 514 [2025-02-08 10:07:15,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 10:07:15,901 INFO L471 AbstractCegarLoop]: Abstraction has 196 states and 306 transitions. [2025-02-08 10:07:15,901 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 4 states have call successors, (194), 1 states have call predecessors, (194), 2 states have return successors, (194), 3 states have call predecessors, (194), 4 states have call successors, (194) [2025-02-08 10:07:15,901 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 306 transitions. [2025-02-08 10:07:15,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 520 [2025-02-08 10:07:15,904 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 10:07:15,905 INFO L218 NwaCegarLoop]: trace histogram [99, 99, 99, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 10:07:15,912 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2025-02-08 10:07:16,105 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 10:07:16,106 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-08 10:07:16,106 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 10:07:16,106 INFO L85 PathProgramCache]: Analyzing trace with hash 1352375376, now seen corresponding path program 1 times [2025-02-08 10:07:16,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 10:07:16,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1297358040] [2025-02-08 10:07:16,106 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:16,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 10:07:16,116 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 519 statements into 1 equivalence classes. [2025-02-08 10:07:16,147 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 519 of 519 statements. [2025-02-08 10:07:16,148 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:16,148 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:16,444 INFO L134 CoverageAnalysis]: Checked inductivity of 19404 backedges. 6 proven. 288 refuted. 0 times theorem prover too weak. 19110 trivial. 0 not checked. [2025-02-08 10:07:16,445 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 10:07:16,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1297358040] [2025-02-08 10:07:16,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1297358040] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 10:07:16,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [174547777] [2025-02-08 10:07:16,445 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:16,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 10:07:16,445 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 10:07:16,450 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 10:07:16,452 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2025-02-08 10:07:16,498 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 519 statements into 1 equivalence classes. [2025-02-08 10:07:16,570 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 519 of 519 statements. [2025-02-08 10:07:16,570 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:16,570 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:16,573 INFO L256 TraceCheckSpWp]: Trace formula consists of 961 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-02-08 10:07:16,579 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 10:07:16,869 INFO L134 CoverageAnalysis]: Checked inductivity of 19404 backedges. 6 proven. 288 refuted. 0 times theorem prover too weak. 19110 trivial. 0 not checked. [2025-02-08 10:07:16,869 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-08 10:07:17,268 INFO L134 CoverageAnalysis]: Checked inductivity of 19404 backedges. 6 proven. 288 refuted. 0 times theorem prover too weak. 19110 trivial. 0 not checked. [2025-02-08 10:07:17,268 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [174547777] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-08 10:07:17,268 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-08 10:07:17,268 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2025-02-08 10:07:17,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264177426] [2025-02-08 10:07:17,269 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-08 10:07:17,270 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-02-08 10:07:17,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 10:07:17,271 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-02-08 10:07:17,271 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2025-02-08 10:07:17,272 INFO L87 Difference]: Start difference. First operand 196 states and 306 transitions. Second operand has 10 states, 9 states have (on average 8.444444444444445) internal successors, (76), 8 states have internal predecessors, (76), 6 states have call successors, (290), 1 states have call predecessors, (290), 2 states have return successors, (291), 6 states have call predecessors, (291), 6 states have call successors, (291) [2025-02-08 10:07:17,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 10:07:17,558 INFO L93 Difference]: Finished difference Result 196 states and 306 transitions. [2025-02-08 10:07:17,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-08 10:07:17,559 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 8.444444444444445) internal successors, (76), 8 states have internal predecessors, (76), 6 states have call successors, (290), 1 states have call predecessors, (290), 2 states have return successors, (291), 6 states have call predecessors, (291), 6 states have call successors, (291) Word has length 519 [2025-02-08 10:07:17,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 10:07:17,561 INFO L225 Difference]: With dead ends: 196 [2025-02-08 10:07:17,561 INFO L226 Difference]: Without dead ends: 195 [2025-02-08 10:07:17,561 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1041 GetRequests, 1033 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2025-02-08 10:07:17,561 INFO L435 NwaCegarLoop]: 194 mSDtfsCounter, 16 mSDsluCounter, 424 mSDsCounter, 0 mSdLazyCounter, 362 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 618 SdHoareTripleChecker+Invalid, 362 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 362 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-02-08 10:07:17,561 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 618 Invalid, 362 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 362 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-02-08 10:07:17,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2025-02-08 10:07:17,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 195. [2025-02-08 10:07:17,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 195 states, 69 states have (on average 1.3768115942028984) internal successors, (95), 88 states have internal predecessors, (95), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-08 10:07:17,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 305 transitions. [2025-02-08 10:07:17,580 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 305 transitions. Word has length 519 [2025-02-08 10:07:17,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 10:07:17,581 INFO L471 AbstractCegarLoop]: Abstraction has 195 states and 305 transitions. [2025-02-08 10:07:17,581 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 8.444444444444445) internal successors, (76), 8 states have internal predecessors, (76), 6 states have call successors, (290), 1 states have call predecessors, (290), 2 states have return successors, (291), 6 states have call predecessors, (291), 6 states have call successors, (291) [2025-02-08 10:07:17,582 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 305 transitions. [2025-02-08 10:07:17,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 521 [2025-02-08 10:07:17,584 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 10:07:17,584 INFO L218 NwaCegarLoop]: trace histogram [99, 99, 99, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 10:07:17,591 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2025-02-08 10:07:17,784 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 10:07:17,785 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-08 10:07:17,785 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 10:07:17,785 INFO L85 PathProgramCache]: Analyzing trace with hash -1026036253, now seen corresponding path program 1 times [2025-02-08 10:07:17,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 10:07:17,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982725743] [2025-02-08 10:07:17,785 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:17,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 10:07:17,795 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 520 statements into 1 equivalence classes. [2025-02-08 10:07:17,836 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 520 of 520 statements. [2025-02-08 10:07:17,836 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:17,836 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:18,064 INFO L134 CoverageAnalysis]: Checked inductivity of 19404 backedges. 12 proven. 282 refuted. 0 times theorem prover too weak. 19110 trivial. 0 not checked. [2025-02-08 10:07:18,064 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 10:07:18,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982725743] [2025-02-08 10:07:18,065 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [982725743] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 10:07:18,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2085864967] [2025-02-08 10:07:18,065 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:18,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 10:07:18,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 10:07:18,067 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 10:07:18,069 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2025-02-08 10:07:18,116 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 520 statements into 1 equivalence classes. [2025-02-08 10:07:18,219 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 520 of 520 statements. [2025-02-08 10:07:18,219 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:18,219 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:18,222 INFO L256 TraceCheckSpWp]: Trace formula consists of 962 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-02-08 10:07:18,228 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 10:07:18,491 INFO L134 CoverageAnalysis]: Checked inductivity of 19404 backedges. 12 proven. 282 refuted. 0 times theorem prover too weak. 19110 trivial. 0 not checked. [2025-02-08 10:07:18,491 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-08 10:07:18,851 INFO L134 CoverageAnalysis]: Checked inductivity of 19404 backedges. 12 proven. 282 refuted. 0 times theorem prover too weak. 19110 trivial. 0 not checked. [2025-02-08 10:07:18,851 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2085864967] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-08 10:07:18,851 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-08 10:07:18,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2025-02-08 10:07:18,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985749468] [2025-02-08 10:07:18,852 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-08 10:07:18,853 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-02-08 10:07:18,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 10:07:18,853 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-02-08 10:07:18,853 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2025-02-08 10:07:18,854 INFO L87 Difference]: Start difference. First operand 195 states and 305 transitions. Second operand has 8 states, 7 states have (on average 7.857142857142857) internal successors, (55), 8 states have internal predecessors, (55), 4 states have call successors, (193), 1 states have call predecessors, (193), 2 states have return successors, (194), 4 states have call predecessors, (194), 4 states have call successors, (194) [2025-02-08 10:07:19,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 10:07:19,220 INFO L93 Difference]: Finished difference Result 195 states and 305 transitions. [2025-02-08 10:07:19,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-08 10:07:19,222 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 7.857142857142857) internal successors, (55), 8 states have internal predecessors, (55), 4 states have call successors, (193), 1 states have call predecessors, (193), 2 states have return successors, (194), 4 states have call predecessors, (194), 4 states have call successors, (194) Word has length 520 [2025-02-08 10:07:19,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 10:07:19,224 INFO L225 Difference]: With dead ends: 195 [2025-02-08 10:07:19,224 INFO L226 Difference]: Without dead ends: 194 [2025-02-08 10:07:19,224 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1043 GetRequests, 1036 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2025-02-08 10:07:19,225 INFO L435 NwaCegarLoop]: 194 mSDtfsCounter, 6 mSDsluCounter, 511 mSDsCounter, 0 mSdLazyCounter, 574 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 705 SdHoareTripleChecker+Invalid, 574 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 574 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-02-08 10:07:19,226 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 705 Invalid, 574 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 574 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-02-08 10:07:19,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2025-02-08 10:07:19,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 194. [2025-02-08 10:07:19,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 69 states have (on average 1.3623188405797102) internal successors, (94), 87 states have internal predecessors, (94), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-08 10:07:19,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 304 transitions. [2025-02-08 10:07:19,258 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 304 transitions. Word has length 520 [2025-02-08 10:07:19,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 10:07:19,259 INFO L471 AbstractCegarLoop]: Abstraction has 194 states and 304 transitions. [2025-02-08 10:07:19,259 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 7.857142857142857) internal successors, (55), 8 states have internal predecessors, (55), 4 states have call successors, (193), 1 states have call predecessors, (193), 2 states have return successors, (194), 4 states have call predecessors, (194), 4 states have call successors, (194) [2025-02-08 10:07:19,259 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 304 transitions. [2025-02-08 10:07:19,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 524 [2025-02-08 10:07:19,262 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 10:07:19,262 INFO L218 NwaCegarLoop]: trace histogram [99, 99, 99, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 10:07:19,269 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2025-02-08 10:07:19,466 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2025-02-08 10:07:19,466 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-08 10:07:19,466 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 10:07:19,466 INFO L85 PathProgramCache]: Analyzing trace with hash 636282093, now seen corresponding path program 1 times [2025-02-08 10:07:19,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 10:07:19,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2002605177] [2025-02-08 10:07:19,466 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:19,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 10:07:19,504 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 523 statements into 1 equivalence classes. [2025-02-08 10:07:19,537 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 523 of 523 statements. [2025-02-08 10:07:19,537 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:19,537 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:19,777 INFO L134 CoverageAnalysis]: Checked inductivity of 19404 backedges. 6 proven. 288 refuted. 0 times theorem prover too weak. 19110 trivial. 0 not checked. [2025-02-08 10:07:19,777 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 10:07:19,777 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2002605177] [2025-02-08 10:07:19,777 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2002605177] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 10:07:19,777 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [923208579] [2025-02-08 10:07:19,777 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:19,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 10:07:19,778 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 10:07:19,779 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 10:07:19,781 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2025-02-08 10:07:19,827 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 523 statements into 1 equivalence classes. [2025-02-08 10:07:19,898 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 523 of 523 statements. [2025-02-08 10:07:19,899 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:19,899 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:19,902 INFO L256 TraceCheckSpWp]: Trace formula consists of 967 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-02-08 10:07:19,907 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 10:07:20,198 INFO L134 CoverageAnalysis]: Checked inductivity of 19404 backedges. 6 proven. 288 refuted. 0 times theorem prover too weak. 19110 trivial. 0 not checked. [2025-02-08 10:07:20,198 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-08 10:07:20,597 INFO L134 CoverageAnalysis]: Checked inductivity of 19404 backedges. 6 proven. 288 refuted. 0 times theorem prover too weak. 19110 trivial. 0 not checked. [2025-02-08 10:07:20,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [923208579] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-08 10:07:20,598 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-08 10:07:20,598 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 8 [2025-02-08 10:07:20,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782486282] [2025-02-08 10:07:20,598 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-08 10:07:20,599 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2025-02-08 10:07:20,599 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 10:07:20,599 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2025-02-08 10:07:20,600 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2025-02-08 10:07:20,600 INFO L87 Difference]: Start difference. First operand 194 states and 304 transitions. Second operand has 9 states, 8 states have (on average 7.375) internal successors, (59), 8 states have internal predecessors, (59), 4 states have call successors, (194), 1 states have call predecessors, (194), 2 states have return successors, (194), 4 states have call predecessors, (194), 4 states have call successors, (194) [2025-02-08 10:07:21,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 10:07:21,085 INFO L93 Difference]: Finished difference Result 194 states and 304 transitions. [2025-02-08 10:07:21,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-02-08 10:07:21,085 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 7.375) internal successors, (59), 8 states have internal predecessors, (59), 4 states have call successors, (194), 1 states have call predecessors, (194), 2 states have return successors, (194), 4 states have call predecessors, (194), 4 states have call successors, (194) Word has length 523 [2025-02-08 10:07:21,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 10:07:21,087 INFO L225 Difference]: With dead ends: 194 [2025-02-08 10:07:21,087 INFO L226 Difference]: Without dead ends: 193 [2025-02-08 10:07:21,087 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1050 GetRequests, 1041 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2025-02-08 10:07:21,088 INFO L435 NwaCegarLoop]: 189 mSDtfsCounter, 3 mSDsluCounter, 876 mSDsCounter, 0 mSdLazyCounter, 988 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 1065 SdHoareTripleChecker+Invalid, 988 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 988 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-02-08 10:07:21,088 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 1065 Invalid, 988 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 988 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-02-08 10:07:21,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2025-02-08 10:07:21,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 193. [2025-02-08 10:07:21,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 69 states have (on average 1.3478260869565217) internal successors, (93), 86 states have internal predecessors, (93), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-08 10:07:21,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 303 transitions. [2025-02-08 10:07:21,100 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 303 transitions. Word has length 523 [2025-02-08 10:07:21,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 10:07:21,100 INFO L471 AbstractCegarLoop]: Abstraction has 193 states and 303 transitions. [2025-02-08 10:07:21,101 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 7.375) internal successors, (59), 8 states have internal predecessors, (59), 4 states have call successors, (194), 1 states have call predecessors, (194), 2 states have return successors, (194), 4 states have call predecessors, (194), 4 states have call successors, (194) [2025-02-08 10:07:21,101 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 303 transitions. [2025-02-08 10:07:21,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 529 [2025-02-08 10:07:21,103 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 10:07:21,103 INFO L218 NwaCegarLoop]: trace histogram [100, 100, 100, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 10:07:21,113 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2025-02-08 10:07:21,303 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 10:07:21,304 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-08 10:07:21,304 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 10:07:21,304 INFO L85 PathProgramCache]: Analyzing trace with hash -1961814859, now seen corresponding path program 1 times [2025-02-08 10:07:21,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 10:07:21,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281001618] [2025-02-08 10:07:21,304 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:21,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 10:07:21,315 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 528 statements into 1 equivalence classes. [2025-02-08 10:07:21,339 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 528 of 528 statements. [2025-02-08 10:07:21,339 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:21,339 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:21,533 INFO L134 CoverageAnalysis]: Checked inductivity of 19800 backedges. 12 proven. 285 refuted. 0 times theorem prover too weak. 19503 trivial. 0 not checked. [2025-02-08 10:07:21,534 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 10:07:21,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281001618] [2025-02-08 10:07:21,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [281001618] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 10:07:21,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [849491221] [2025-02-08 10:07:21,534 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:21,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 10:07:21,534 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 10:07:21,536 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 10:07:21,538 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2025-02-08 10:07:21,586 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 528 statements into 1 equivalence classes. [2025-02-08 10:07:21,667 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 528 of 528 statements. [2025-02-08 10:07:21,667 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:21,667 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:21,670 INFO L256 TraceCheckSpWp]: Trace formula consists of 979 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-02-08 10:07:21,675 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 10:07:21,929 INFO L134 CoverageAnalysis]: Checked inductivity of 19800 backedges. 12 proven. 285 refuted. 0 times theorem prover too weak. 19503 trivial. 0 not checked. [2025-02-08 10:07:21,929 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-08 10:07:22,275 INFO L134 CoverageAnalysis]: Checked inductivity of 19800 backedges. 12 proven. 285 refuted. 0 times theorem prover too weak. 19503 trivial. 0 not checked. [2025-02-08 10:07:22,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [849491221] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-08 10:07:22,275 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-08 10:07:22,275 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2025-02-08 10:07:22,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [759994564] [2025-02-08 10:07:22,275 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-08 10:07:22,280 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-02-08 10:07:22,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 10:07:22,281 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-02-08 10:07:22,281 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2025-02-08 10:07:22,281 INFO L87 Difference]: Start difference. First operand 193 states and 303 transitions. Second operand has 10 states, 9 states have (on average 9.555555555555555) internal successors, (86), 8 states have internal predecessors, (86), 6 states have call successors, (289), 1 states have call predecessors, (289), 2 states have return successors, (290), 6 states have call predecessors, (290), 6 states have call successors, (290) [2025-02-08 10:07:22,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 10:07:22,750 INFO L93 Difference]: Finished difference Result 193 states and 303 transitions. [2025-02-08 10:07:22,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-08 10:07:22,751 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 9.555555555555555) internal successors, (86), 8 states have internal predecessors, (86), 6 states have call successors, (289), 1 states have call predecessors, (289), 2 states have return successors, (290), 6 states have call predecessors, (290), 6 states have call successors, (290) Word has length 528 [2025-02-08 10:07:22,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 10:07:22,753 INFO L225 Difference]: With dead ends: 193 [2025-02-08 10:07:22,753 INFO L226 Difference]: Without dead ends: 192 [2025-02-08 10:07:22,753 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1059 GetRequests, 1051 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2025-02-08 10:07:22,754 INFO L435 NwaCegarLoop]: 191 mSDtfsCounter, 21 mSDsluCounter, 889 mSDsCounter, 0 mSdLazyCounter, 826 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 1080 SdHoareTripleChecker+Invalid, 826 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 826 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-02-08 10:07:22,754 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 1080 Invalid, 826 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 826 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-02-08 10:07:22,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2025-02-08 10:07:22,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 192. [2025-02-08 10:07:22,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 192 states, 69 states have (on average 1.3333333333333333) internal successors, (92), 85 states have internal predecessors, (92), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-08 10:07:22,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 302 transitions. [2025-02-08 10:07:22,768 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 302 transitions. Word has length 528 [2025-02-08 10:07:22,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 10:07:22,769 INFO L471 AbstractCegarLoop]: Abstraction has 192 states and 302 transitions. [2025-02-08 10:07:22,769 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 9.555555555555555) internal successors, (86), 8 states have internal predecessors, (86), 6 states have call successors, (289), 1 states have call predecessors, (289), 2 states have return successors, (290), 6 states have call predecessors, (290), 6 states have call successors, (290) [2025-02-08 10:07:22,770 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 302 transitions. [2025-02-08 10:07:22,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2025-02-08 10:07:22,772 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 10:07:22,772 INFO L218 NwaCegarLoop]: trace histogram [100, 100, 100, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 10:07:22,779 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2025-02-08 10:07:22,972 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 10:07:22,973 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-08 10:07:22,973 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 10:07:22,973 INFO L85 PathProgramCache]: Analyzing trace with hash -686718446, now seen corresponding path program 1 times [2025-02-08 10:07:22,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 10:07:22,975 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512054197] [2025-02-08 10:07:22,975 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:22,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 10:07:22,985 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 529 statements into 1 equivalence classes. [2025-02-08 10:07:23,013 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 529 of 529 statements. [2025-02-08 10:07:23,014 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:23,014 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:23,220 INFO L134 CoverageAnalysis]: Checked inductivity of 19800 backedges. 18 proven. 279 refuted. 0 times theorem prover too weak. 19503 trivial. 0 not checked. [2025-02-08 10:07:23,220 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 10:07:23,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512054197] [2025-02-08 10:07:23,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1512054197] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 10:07:23,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1757779569] [2025-02-08 10:07:23,221 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:23,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 10:07:23,221 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 10:07:23,223 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 10:07:23,224 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2025-02-08 10:07:23,269 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 529 statements into 1 equivalence classes. [2025-02-08 10:07:23,348 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 529 of 529 statements. [2025-02-08 10:07:23,349 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:23,349 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:23,352 INFO L256 TraceCheckSpWp]: Trace formula consists of 980 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-02-08 10:07:23,356 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 10:07:23,609 INFO L134 CoverageAnalysis]: Checked inductivity of 19800 backedges. 18 proven. 279 refuted. 0 times theorem prover too weak. 19503 trivial. 0 not checked. [2025-02-08 10:07:23,609 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-08 10:07:23,947 INFO L134 CoverageAnalysis]: Checked inductivity of 19800 backedges. 18 proven. 279 refuted. 0 times theorem prover too weak. 19503 trivial. 0 not checked. [2025-02-08 10:07:23,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1757779569] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-08 10:07:23,948 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-08 10:07:23,948 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2025-02-08 10:07:23,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783335371] [2025-02-08 10:07:23,948 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-08 10:07:23,950 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-02-08 10:07:23,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 10:07:23,950 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-02-08 10:07:23,951 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2025-02-08 10:07:23,951 INFO L87 Difference]: Start difference. First operand 192 states and 302 transitions. Second operand has 8 states, 7 states have (on average 8.857142857142858) internal successors, (62), 8 states have internal predecessors, (62), 4 states have call successors, (193), 1 states have call predecessors, (193), 2 states have return successors, (194), 4 states have call predecessors, (194), 4 states have call successors, (194) [2025-02-08 10:07:24,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 10:07:24,312 INFO L93 Difference]: Finished difference Result 192 states and 302 transitions. [2025-02-08 10:07:24,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-08 10:07:24,313 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 8.857142857142858) internal successors, (62), 8 states have internal predecessors, (62), 4 states have call successors, (193), 1 states have call predecessors, (193), 2 states have return successors, (194), 4 states have call predecessors, (194), 4 states have call successors, (194) Word has length 529 [2025-02-08 10:07:24,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 10:07:24,314 INFO L225 Difference]: With dead ends: 192 [2025-02-08 10:07:24,314 INFO L226 Difference]: Without dead ends: 191 [2025-02-08 10:07:24,315 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1061 GetRequests, 1054 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2025-02-08 10:07:24,315 INFO L435 NwaCegarLoop]: 191 mSDtfsCounter, 18 mSDsluCounter, 487 mSDsCounter, 0 mSdLazyCounter, 572 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 678 SdHoareTripleChecker+Invalid, 572 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 572 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-02-08 10:07:24,315 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 678 Invalid, 572 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 572 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-02-08 10:07:24,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2025-02-08 10:07:24,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 191. [2025-02-08 10:07:24,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 69 states have (on average 1.318840579710145) internal successors, (91), 84 states have internal predecessors, (91), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-08 10:07:24,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 301 transitions. [2025-02-08 10:07:24,329 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 301 transitions. Word has length 529 [2025-02-08 10:07:24,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 10:07:24,329 INFO L471 AbstractCegarLoop]: Abstraction has 191 states and 301 transitions. [2025-02-08 10:07:24,330 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 8.857142857142858) internal successors, (62), 8 states have internal predecessors, (62), 4 states have call successors, (193), 1 states have call predecessors, (193), 2 states have return successors, (194), 4 states have call predecessors, (194), 4 states have call successors, (194) [2025-02-08 10:07:24,330 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 301 transitions. [2025-02-08 10:07:24,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 533 [2025-02-08 10:07:24,333 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 10:07:24,333 INFO L218 NwaCegarLoop]: trace histogram [100, 100, 100, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 10:07:24,341 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2025-02-08 10:07:24,536 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 10:07:24,537 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-08 10:07:24,538 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 10:07:24,538 INFO L85 PathProgramCache]: Analyzing trace with hash -1099956270, now seen corresponding path program 1 times [2025-02-08 10:07:24,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 10:07:24,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589372611] [2025-02-08 10:07:24,538 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:24,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 10:07:24,548 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 532 statements into 1 equivalence classes. [2025-02-08 10:07:24,585 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 532 of 532 statements. [2025-02-08 10:07:24,585 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:24,585 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:24,776 INFO L134 CoverageAnalysis]: Checked inductivity of 19800 backedges. 12 proven. 285 refuted. 0 times theorem prover too weak. 19503 trivial. 0 not checked. [2025-02-08 10:07:24,776 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 10:07:24,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [589372611] [2025-02-08 10:07:24,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [589372611] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 10:07:24,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [749552378] [2025-02-08 10:07:24,776 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:24,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 10:07:24,777 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 10:07:24,778 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 10:07:24,780 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2025-02-08 10:07:24,829 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 532 statements into 1 equivalence classes. [2025-02-08 10:07:24,915 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 532 of 532 statements. [2025-02-08 10:07:24,915 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:24,915 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:24,920 INFO L256 TraceCheckSpWp]: Trace formula consists of 985 conjuncts, 25 conjuncts are in the unsatisfiable core [2025-02-08 10:07:24,926 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 10:07:25,376 INFO L134 CoverageAnalysis]: Checked inductivity of 19800 backedges. 369 proven. 783 refuted. 0 times theorem prover too weak. 18648 trivial. 0 not checked. [2025-02-08 10:07:25,376 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-08 10:07:25,872 INFO L134 CoverageAnalysis]: Checked inductivity of 19800 backedges. 369 proven. 783 refuted. 0 times theorem prover too weak. 18648 trivial. 0 not checked. [2025-02-08 10:07:25,873 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [749552378] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-08 10:07:25,873 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-08 10:07:25,873 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 10, 11] total 20 [2025-02-08 10:07:25,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1343605386] [2025-02-08 10:07:25,873 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-08 10:07:25,874 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2025-02-08 10:07:25,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 10:07:25,875 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2025-02-08 10:07:25,875 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=358, Unknown=0, NotChecked=0, Total=420 [2025-02-08 10:07:25,875 INFO L87 Difference]: Start difference. First operand 191 states and 301 transitions. Second operand has 21 states, 19 states have (on average 5.0) internal successors, (95), 20 states have internal predecessors, (95), 11 states have call successors, (294), 1 states have call predecessors, (294), 2 states have return successors, (296), 10 states have call predecessors, (296), 11 states have call successors, (296) [2025-02-08 10:07:26,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 10:07:26,655 INFO L93 Difference]: Finished difference Result 195 states and 306 transitions. [2025-02-08 10:07:26,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-02-08 10:07:26,656 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 19 states have (on average 5.0) internal successors, (95), 20 states have internal predecessors, (95), 11 states have call successors, (294), 1 states have call predecessors, (294), 2 states have return successors, (296), 10 states have call predecessors, (296), 11 states have call successors, (296) Word has length 532 [2025-02-08 10:07:26,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 10:07:26,659 INFO L225 Difference]: With dead ends: 195 [2025-02-08 10:07:26,659 INFO L226 Difference]: Without dead ends: 194 [2025-02-08 10:07:26,659 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1075 GetRequests, 1048 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=138, Invalid=618, Unknown=0, NotChecked=0, Total=756 [2025-02-08 10:07:26,660 INFO L435 NwaCegarLoop]: 179 mSDtfsCounter, 87 mSDsluCounter, 1709 mSDsCounter, 0 mSdLazyCounter, 1236 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 1888 SdHoareTripleChecker+Invalid, 1426 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 1236 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2025-02-08 10:07:26,660 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 1888 Invalid, 1426 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 1236 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2025-02-08 10:07:26,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2025-02-08 10:07:26,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 190. [2025-02-08 10:07:26,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 69 states have (on average 1.3043478260869565) internal successors, (90), 83 states have internal predecessors, (90), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-08 10:07:26,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 300 transitions. [2025-02-08 10:07:26,681 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 300 transitions. Word has length 532 [2025-02-08 10:07:26,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 10:07:26,681 INFO L471 AbstractCegarLoop]: Abstraction has 190 states and 300 transitions. [2025-02-08 10:07:26,682 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 19 states have (on average 5.0) internal successors, (95), 20 states have internal predecessors, (95), 11 states have call successors, (294), 1 states have call predecessors, (294), 2 states have return successors, (296), 10 states have call predecessors, (296), 11 states have call successors, (296) [2025-02-08 10:07:26,682 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 300 transitions. [2025-02-08 10:07:26,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 538 [2025-02-08 10:07:26,684 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 10:07:26,684 INFO L218 NwaCegarLoop]: trace histogram [101, 101, 101, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 10:07:26,692 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2025-02-08 10:07:26,885 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,11 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 10:07:26,885 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-08 10:07:26,886 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 10:07:26,886 INFO L85 PathProgramCache]: Analyzing trace with hash -1035700516, now seen corresponding path program 1 times [2025-02-08 10:07:26,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 10:07:26,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082324019] [2025-02-08 10:07:26,886 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:26,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 10:07:26,894 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 537 statements into 1 equivalence classes. [2025-02-08 10:07:26,921 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 537 of 537 statements. [2025-02-08 10:07:26,921 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:26,921 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:27,126 INFO L134 CoverageAnalysis]: Checked inductivity of 20200 backedges. 18 proven. 282 refuted. 0 times theorem prover too weak. 19900 trivial. 0 not checked. [2025-02-08 10:07:27,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 10:07:27,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082324019] [2025-02-08 10:07:27,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1082324019] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 10:07:27,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1873417266] [2025-02-08 10:07:27,128 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:27,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 10:07:27,128 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 10:07:27,131 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 10:07:27,133 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2025-02-08 10:07:27,178 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 537 statements into 1 equivalence classes. [2025-02-08 10:07:27,257 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 537 of 537 statements. [2025-02-08 10:07:27,257 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:27,257 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:27,261 INFO L256 TraceCheckSpWp]: Trace formula consists of 997 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-02-08 10:07:27,266 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 10:07:27,539 INFO L134 CoverageAnalysis]: Checked inductivity of 20200 backedges. 18 proven. 282 refuted. 0 times theorem prover too weak. 19900 trivial. 0 not checked. [2025-02-08 10:07:27,539 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-08 10:07:27,909 INFO L134 CoverageAnalysis]: Checked inductivity of 20200 backedges. 18 proven. 282 refuted. 0 times theorem prover too weak. 19900 trivial. 0 not checked. [2025-02-08 10:07:27,909 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1873417266] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-08 10:07:27,909 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-08 10:07:27,910 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2025-02-08 10:07:27,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1581535430] [2025-02-08 10:07:27,910 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-08 10:07:27,911 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-02-08 10:07:27,911 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 10:07:27,911 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-02-08 10:07:27,911 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2025-02-08 10:07:27,912 INFO L87 Difference]: Start difference. First operand 190 states and 300 transitions. Second operand has 10 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 6 states have call successors, (288), 1 states have call predecessors, (288), 2 states have return successors, (289), 6 states have call predecessors, (289), 6 states have call successors, (289) [2025-02-08 10:07:28,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 10:07:28,180 INFO L93 Difference]: Finished difference Result 190 states and 300 transitions. [2025-02-08 10:07:28,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-08 10:07:28,181 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 6 states have call successors, (288), 1 states have call predecessors, (288), 2 states have return successors, (289), 6 states have call predecessors, (289), 6 states have call successors, (289) Word has length 537 [2025-02-08 10:07:28,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 10:07:28,183 INFO L225 Difference]: With dead ends: 190 [2025-02-08 10:07:28,183 INFO L226 Difference]: Without dead ends: 189 [2025-02-08 10:07:28,184 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1077 GetRequests, 1069 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2025-02-08 10:07:28,184 INFO L435 NwaCegarLoop]: 188 mSDtfsCounter, 30 mSDsluCounter, 534 mSDsCounter, 0 mSdLazyCounter, 379 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 722 SdHoareTripleChecker+Invalid, 379 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-02-08 10:07:28,184 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 722 Invalid, 379 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 379 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-02-08 10:07:28,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2025-02-08 10:07:28,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 189. [2025-02-08 10:07:28,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 189 states, 69 states have (on average 1.289855072463768) internal successors, (89), 82 states have internal predecessors, (89), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-08 10:07:28,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 299 transitions. [2025-02-08 10:07:28,202 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 299 transitions. Word has length 537 [2025-02-08 10:07:28,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 10:07:28,203 INFO L471 AbstractCegarLoop]: Abstraction has 189 states and 299 transitions. [2025-02-08 10:07:28,203 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 10.666666666666666) internal successors, (96), 8 states have internal predecessors, (96), 6 states have call successors, (288), 1 states have call predecessors, (288), 2 states have return successors, (289), 6 states have call predecessors, (289), 6 states have call successors, (289) [2025-02-08 10:07:28,203 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 299 transitions. [2025-02-08 10:07:28,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 539 [2025-02-08 10:07:28,208 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 10:07:28,209 INFO L218 NwaCegarLoop]: trace histogram [101, 101, 101, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 10:07:28,216 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2025-02-08 10:07:28,409 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2025-02-08 10:07:28,410 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-08 10:07:28,410 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 10:07:28,410 INFO L85 PathProgramCache]: Analyzing trace with hash -2041944897, now seen corresponding path program 1 times [2025-02-08 10:07:28,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 10:07:28,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946677320] [2025-02-08 10:07:28,411 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:28,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 10:07:28,420 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 538 statements into 1 equivalence classes. [2025-02-08 10:07:28,450 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 538 of 538 statements. [2025-02-08 10:07:28,450 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:28,450 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:28,931 INFO L134 CoverageAnalysis]: Checked inductivity of 20200 backedges. 372 proven. 510 refuted. 0 times theorem prover too weak. 19318 trivial. 0 not checked. [2025-02-08 10:07:28,931 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 10:07:28,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [946677320] [2025-02-08 10:07:28,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [946677320] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 10:07:28,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1531371420] [2025-02-08 10:07:28,931 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:28,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 10:07:28,931 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 10:07:28,933 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 10:07:28,934 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2025-02-08 10:07:28,986 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 538 statements into 1 equivalence classes. [2025-02-08 10:07:29,073 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 538 of 538 statements. [2025-02-08 10:07:29,074 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:29,074 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:29,077 INFO L256 TraceCheckSpWp]: Trace formula consists of 998 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-02-08 10:07:29,082 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 10:07:29,376 INFO L134 CoverageAnalysis]: Checked inductivity of 20200 backedges. 24 proven. 276 refuted. 0 times theorem prover too weak. 19900 trivial. 0 not checked. [2025-02-08 10:07:29,376 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-08 10:07:29,759 INFO L134 CoverageAnalysis]: Checked inductivity of 20200 backedges. 24 proven. 276 refuted. 0 times theorem prover too weak. 19900 trivial. 0 not checked. [2025-02-08 10:07:29,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1531371420] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-08 10:07:29,759 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-08 10:07:29,759 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 5, 5] total 17 [2025-02-08 10:07:29,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111146830] [2025-02-08 10:07:29,760 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-08 10:07:29,761 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2025-02-08 10:07:29,761 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 10:07:29,762 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2025-02-08 10:07:29,762 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=268, Unknown=0, NotChecked=0, Total=306 [2025-02-08 10:07:29,762 INFO L87 Difference]: Start difference. First operand 189 states and 299 transitions. Second operand has 18 states, 17 states have (on average 6.0) internal successors, (102), 18 states have internal predecessors, (102), 10 states have call successors, (294), 1 states have call predecessors, (294), 2 states have return successors, (295), 10 states have call predecessors, (295), 10 states have call successors, (295) [2025-02-08 10:07:30,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 10:07:30,734 INFO L93 Difference]: Finished difference Result 205 states and 321 transitions. [2025-02-08 10:07:30,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-02-08 10:07:30,735 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 6.0) internal successors, (102), 18 states have internal predecessors, (102), 10 states have call successors, (294), 1 states have call predecessors, (294), 2 states have return successors, (295), 10 states have call predecessors, (295), 10 states have call successors, (295) Word has length 538 [2025-02-08 10:07:30,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 10:07:30,737 INFO L225 Difference]: With dead ends: 205 [2025-02-08 10:07:30,737 INFO L226 Difference]: Without dead ends: 204 [2025-02-08 10:07:30,737 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1104 GetRequests, 1075 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=122, Invalid=748, Unknown=0, NotChecked=0, Total=870 [2025-02-08 10:07:30,737 INFO L435 NwaCegarLoop]: 175 mSDtfsCounter, 57 mSDsluCounter, 1822 mSDsCounter, 0 mSdLazyCounter, 1803 mSolverCounterSat, 173 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 1997 SdHoareTripleChecker+Invalid, 1976 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 173 IncrementalHoareTripleChecker+Valid, 1803 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2025-02-08 10:07:30,738 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [57 Valid, 1997 Invalid, 1976 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [173 Valid, 1803 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2025-02-08 10:07:30,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2025-02-08 10:07:30,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 188. [2025-02-08 10:07:30,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 188 states, 69 states have (on average 1.2753623188405796) internal successors, (88), 81 states have internal predecessors, (88), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-08 10:07:30,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 298 transitions. [2025-02-08 10:07:30,756 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 298 transitions. Word has length 538 [2025-02-08 10:07:30,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 10:07:30,757 INFO L471 AbstractCegarLoop]: Abstraction has 188 states and 298 transitions. [2025-02-08 10:07:30,757 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 6.0) internal successors, (102), 18 states have internal predecessors, (102), 10 states have call successors, (294), 1 states have call predecessors, (294), 2 states have return successors, (295), 10 states have call predecessors, (295), 10 states have call successors, (295) [2025-02-08 10:07:30,757 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 298 transitions. [2025-02-08 10:07:30,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 542 [2025-02-08 10:07:30,759 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 10:07:30,760 INFO L218 NwaCegarLoop]: trace histogram [101, 101, 101, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 10:07:30,771 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2025-02-08 10:07:30,960 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,13 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 10:07:30,960 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-08 10:07:30,961 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 10:07:30,962 INFO L85 PathProgramCache]: Analyzing trace with hash -1958587527, now seen corresponding path program 1 times [2025-02-08 10:07:30,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 10:07:30,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1011101148] [2025-02-08 10:07:30,962 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:30,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 10:07:30,969 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 541 statements into 1 equivalence classes. [2025-02-08 10:07:30,992 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 541 of 541 statements. [2025-02-08 10:07:30,992 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:30,992 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:31,217 INFO L134 CoverageAnalysis]: Checked inductivity of 20200 backedges. 42 proven. 552 refuted. 0 times theorem prover too weak. 19606 trivial. 0 not checked. [2025-02-08 10:07:31,218 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 10:07:31,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1011101148] [2025-02-08 10:07:31,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1011101148] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 10:07:31,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1694716810] [2025-02-08 10:07:31,218 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:31,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 10:07:31,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 10:07:31,220 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 10:07:31,221 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2025-02-08 10:07:31,269 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 541 statements into 1 equivalence classes. [2025-02-08 10:07:31,347 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 541 of 541 statements. [2025-02-08 10:07:31,348 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:31,348 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:31,350 INFO L256 TraceCheckSpWp]: Trace formula consists of 1003 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-02-08 10:07:31,358 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 10:07:31,614 INFO L134 CoverageAnalysis]: Checked inductivity of 20200 backedges. 18 proven. 282 refuted. 0 times theorem prover too weak. 19900 trivial. 0 not checked. [2025-02-08 10:07:31,614 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-08 10:07:31,989 INFO L134 CoverageAnalysis]: Checked inductivity of 20200 backedges. 18 proven. 282 refuted. 0 times theorem prover too weak. 19900 trivial. 0 not checked. [2025-02-08 10:07:31,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1694716810] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-08 10:07:31,990 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-08 10:07:31,990 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2025-02-08 10:07:31,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372910477] [2025-02-08 10:07:31,990 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-08 10:07:31,991 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2025-02-08 10:07:31,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 10:07:31,991 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2025-02-08 10:07:31,991 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2025-02-08 10:07:31,992 INFO L87 Difference]: Start difference. First operand 188 states and 298 transitions. Second operand has 11 states, 10 states have (on average 10.5) internal successors, (105), 11 states have internal predecessors, (105), 5 states have call successors, (287), 1 states have call predecessors, (287), 2 states have return successors, (287), 5 states have call predecessors, (287), 5 states have call successors, (287) [2025-02-08 10:07:32,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 10:07:32,428 INFO L93 Difference]: Finished difference Result 188 states and 298 transitions. [2025-02-08 10:07:32,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-02-08 10:07:32,429 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 10.5) internal successors, (105), 11 states have internal predecessors, (105), 5 states have call successors, (287), 1 states have call predecessors, (287), 2 states have return successors, (287), 5 states have call predecessors, (287), 5 states have call successors, (287) Word has length 541 [2025-02-08 10:07:32,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 10:07:32,431 INFO L225 Difference]: With dead ends: 188 [2025-02-08 10:07:32,431 INFO L226 Difference]: Without dead ends: 187 [2025-02-08 10:07:32,431 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1089 GetRequests, 1078 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2025-02-08 10:07:32,432 INFO L435 NwaCegarLoop]: 183 mSDtfsCounter, 27 mSDsluCounter, 724 mSDsCounter, 0 mSdLazyCounter, 778 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 907 SdHoareTripleChecker+Invalid, 778 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 778 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-02-08 10:07:32,432 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 907 Invalid, 778 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 778 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-02-08 10:07:32,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2025-02-08 10:07:32,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 187. [2025-02-08 10:07:32,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 69 states have (on average 1.2608695652173914) internal successors, (87), 80 states have internal predecessors, (87), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-08 10:07:32,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 297 transitions. [2025-02-08 10:07:32,448 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 297 transitions. Word has length 541 [2025-02-08 10:07:32,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 10:07:32,449 INFO L471 AbstractCegarLoop]: Abstraction has 187 states and 297 transitions. [2025-02-08 10:07:32,449 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 10.5) internal successors, (105), 11 states have internal predecessors, (105), 5 states have call successors, (287), 1 states have call predecessors, (287), 2 states have return successors, (287), 5 states have call predecessors, (287), 5 states have call successors, (287) [2025-02-08 10:07:32,449 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 297 transitions. [2025-02-08 10:07:32,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 547 [2025-02-08 10:07:32,454 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 10:07:32,455 INFO L218 NwaCegarLoop]: trace histogram [102, 102, 102, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 10:07:32,474 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2025-02-08 10:07:32,655 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,14 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 10:07:32,655 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-08 10:07:32,656 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 10:07:32,656 INFO L85 PathProgramCache]: Analyzing trace with hash -117978751, now seen corresponding path program 1 times [2025-02-08 10:07:32,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 10:07:32,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609859717] [2025-02-08 10:07:32,656 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:32,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 10:07:32,665 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 546 statements into 1 equivalence classes. [2025-02-08 10:07:32,681 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 546 of 546 statements. [2025-02-08 10:07:32,682 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:32,682 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:32,822 INFO L134 CoverageAnalysis]: Checked inductivity of 20604 backedges. 24 proven. 279 refuted. 0 times theorem prover too weak. 20301 trivial. 0 not checked. [2025-02-08 10:07:32,822 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 10:07:32,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [609859717] [2025-02-08 10:07:32,822 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [609859717] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 10:07:32,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2029447256] [2025-02-08 10:07:32,823 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:32,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 10:07:32,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 10:07:32,825 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 10:07:32,827 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2025-02-08 10:07:32,883 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 546 statements into 1 equivalence classes. [2025-02-08 10:07:33,009 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 546 of 546 statements. [2025-02-08 10:07:33,010 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:33,010 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:33,014 INFO L256 TraceCheckSpWp]: Trace formula consists of 1015 conjuncts, 37 conjuncts are in the unsatisfiable core [2025-02-08 10:07:33,021 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 10:07:33,769 INFO L134 CoverageAnalysis]: Checked inductivity of 20604 backedges. 747 proven. 981 refuted. 0 times theorem prover too weak. 18876 trivial. 0 not checked. [2025-02-08 10:07:33,769 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-08 10:07:34,335 INFO L134 CoverageAnalysis]: Checked inductivity of 20604 backedges. 747 proven. 981 refuted. 0 times theorem prover too weak. 18876 trivial. 0 not checked. [2025-02-08 10:07:34,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2029447256] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-08 10:07:34,335 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-08 10:07:34,336 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 13, 15] total 28 [2025-02-08 10:07:34,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741047187] [2025-02-08 10:07:34,336 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-08 10:07:34,337 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2025-02-08 10:07:34,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 10:07:34,337 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2025-02-08 10:07:34,338 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=712, Unknown=0, NotChecked=0, Total=812 [2025-02-08 10:07:34,338 INFO L87 Difference]: Start difference. First operand 187 states and 297 transitions. Second operand has 29 states, 26 states have (on average 4.230769230769231) internal successors, (110), 26 states have internal predecessors, (110), 15 states have call successors, (296), 1 states have call predecessors, (296), 2 states have return successors, (298), 15 states have call predecessors, (298), 15 states have call successors, (298) [2025-02-08 10:07:35,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 10:07:35,447 INFO L93 Difference]: Finished difference Result 195 states and 309 transitions. [2025-02-08 10:07:35,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-02-08 10:07:35,447 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 26 states have (on average 4.230769230769231) internal successors, (110), 26 states have internal predecessors, (110), 15 states have call successors, (296), 1 states have call predecessors, (296), 2 states have return successors, (298), 15 states have call predecessors, (298), 15 states have call successors, (298) Word has length 546 [2025-02-08 10:07:35,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 10:07:35,449 INFO L225 Difference]: With dead ends: 195 [2025-02-08 10:07:35,449 INFO L226 Difference]: Without dead ends: 194 [2025-02-08 10:07:35,450 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1107 GetRequests, 1068 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 251 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=262, Invalid=1378, Unknown=0, NotChecked=0, Total=1640 [2025-02-08 10:07:35,450 INFO L435 NwaCegarLoop]: 173 mSDtfsCounter, 120 mSDsluCounter, 2569 mSDsCounter, 0 mSdLazyCounter, 2233 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 2742 SdHoareTripleChecker+Invalid, 2423 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 2233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2025-02-08 10:07:35,450 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [120 Valid, 2742 Invalid, 2423 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 2233 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2025-02-08 10:07:35,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2025-02-08 10:07:35,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 186. [2025-02-08 10:07:35,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 186 states, 69 states have (on average 1.2463768115942029) internal successors, (86), 79 states have internal predecessors, (86), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-08 10:07:35,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 296 transitions. [2025-02-08 10:07:35,472 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 296 transitions. Word has length 546 [2025-02-08 10:07:35,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 10:07:35,472 INFO L471 AbstractCegarLoop]: Abstraction has 186 states and 296 transitions. [2025-02-08 10:07:35,472 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 26 states have (on average 4.230769230769231) internal successors, (110), 26 states have internal predecessors, (110), 15 states have call successors, (296), 1 states have call predecessors, (296), 2 states have return successors, (298), 15 states have call predecessors, (298), 15 states have call successors, (298) [2025-02-08 10:07:35,473 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 296 transitions. [2025-02-08 10:07:35,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 548 [2025-02-08 10:07:35,475 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 10:07:35,475 INFO L218 NwaCegarLoop]: trace histogram [102, 102, 102, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 10:07:35,482 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2025-02-08 10:07:35,679 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2025-02-08 10:07:35,683 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-08 10:07:35,683 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 10:07:35,683 INFO L85 PathProgramCache]: Analyzing trace with hash 637626030, now seen corresponding path program 1 times [2025-02-08 10:07:35,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 10:07:35,683 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281136884] [2025-02-08 10:07:35,683 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:35,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 10:07:35,692 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 547 statements into 1 equivalence classes. [2025-02-08 10:07:35,711 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 547 of 547 statements. [2025-02-08 10:07:35,712 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:35,712 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:36,049 INFO L134 CoverageAnalysis]: Checked inductivity of 20604 backedges. 30 proven. 570 refuted. 0 times theorem prover too weak. 20004 trivial. 0 not checked. [2025-02-08 10:07:36,050 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 10:07:36,050 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281136884] [2025-02-08 10:07:36,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [281136884] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 10:07:36,050 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [586442860] [2025-02-08 10:07:36,050 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:36,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 10:07:36,050 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 10:07:36,052 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 10:07:36,052 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2025-02-08 10:07:36,095 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 547 statements into 1 equivalence classes. [2025-02-08 10:07:36,175 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 547 of 547 statements. [2025-02-08 10:07:36,175 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:36,175 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:36,178 INFO L256 TraceCheckSpWp]: Trace formula consists of 1016 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-02-08 10:07:36,182 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 10:07:36,434 INFO L134 CoverageAnalysis]: Checked inductivity of 20604 backedges. 30 proven. 273 refuted. 0 times theorem prover too weak. 20301 trivial. 0 not checked. [2025-02-08 10:07:36,434 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-08 10:07:36,774 INFO L134 CoverageAnalysis]: Checked inductivity of 20604 backedges. 30 proven. 273 refuted. 0 times theorem prover too weak. 20301 trivial. 0 not checked. [2025-02-08 10:07:36,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [586442860] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-08 10:07:36,774 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-08 10:07:36,774 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 5, 5] total 17 [2025-02-08 10:07:36,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073952783] [2025-02-08 10:07:36,774 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-08 10:07:36,775 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2025-02-08 10:07:36,775 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 10:07:36,775 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2025-02-08 10:07:36,776 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=268, Unknown=0, NotChecked=0, Total=306 [2025-02-08 10:07:36,776 INFO L87 Difference]: Start difference. First operand 186 states and 296 transitions. Second operand has 18 states, 17 states have (on average 6.588235294117647) internal successors, (112), 18 states have internal predecessors, (112), 10 states have call successors, (293), 1 states have call predecessors, (293), 2 states have return successors, (295), 10 states have call predecessors, (295), 10 states have call successors, (295) [2025-02-08 10:07:37,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 10:07:37,655 INFO L93 Difference]: Finished difference Result 211 states and 329 transitions. [2025-02-08 10:07:37,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-02-08 10:07:37,656 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 6.588235294117647) internal successors, (112), 18 states have internal predecessors, (112), 10 states have call successors, (293), 1 states have call predecessors, (293), 2 states have return successors, (295), 10 states have call predecessors, (295), 10 states have call successors, (295) Word has length 547 [2025-02-08 10:07:37,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 10:07:37,658 INFO L225 Difference]: With dead ends: 211 [2025-02-08 10:07:37,658 INFO L226 Difference]: Without dead ends: 210 [2025-02-08 10:07:37,659 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1117 GetRequests, 1090 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=98, Invalid=658, Unknown=0, NotChecked=0, Total=756 [2025-02-08 10:07:37,659 INFO L435 NwaCegarLoop]: 179 mSDtfsCounter, 67 mSDsluCounter, 1950 mSDsCounter, 0 mSdLazyCounter, 2023 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 2129 SdHoareTripleChecker+Invalid, 2111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 2023 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2025-02-08 10:07:37,659 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [67 Valid, 2129 Invalid, 2111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 2023 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2025-02-08 10:07:37,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2025-02-08 10:07:37,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 185. [2025-02-08 10:07:37,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 185 states, 69 states have (on average 1.2318840579710144) internal successors, (85), 78 states have internal predecessors, (85), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-08 10:07:37,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 295 transitions. [2025-02-08 10:07:37,677 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 295 transitions. Word has length 547 [2025-02-08 10:07:37,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 10:07:37,677 INFO L471 AbstractCegarLoop]: Abstraction has 185 states and 295 transitions. [2025-02-08 10:07:37,678 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 6.588235294117647) internal successors, (112), 18 states have internal predecessors, (112), 10 states have call successors, (293), 1 states have call predecessors, (293), 2 states have return successors, (295), 10 states have call predecessors, (295), 10 states have call successors, (295) [2025-02-08 10:07:37,678 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 295 transitions. [2025-02-08 10:07:37,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 551 [2025-02-08 10:07:37,680 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 10:07:37,680 INFO L218 NwaCegarLoop]: trace histogram [102, 102, 102, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 10:07:37,689 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2025-02-08 10:07:37,881 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2025-02-08 10:07:37,881 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-08 10:07:37,881 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 10:07:37,882 INFO L85 PathProgramCache]: Analyzing trace with hash -1123276642, now seen corresponding path program 1 times [2025-02-08 10:07:37,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 10:07:37,882 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1444753807] [2025-02-08 10:07:37,882 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:37,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 10:07:37,889 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 550 statements into 1 equivalence classes. [2025-02-08 10:07:37,910 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 550 of 550 statements. [2025-02-08 10:07:37,910 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:37,911 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:38,167 INFO L134 CoverageAnalysis]: Checked inductivity of 20604 backedges. 54 proven. 546 refuted. 0 times theorem prover too weak. 20004 trivial. 0 not checked. [2025-02-08 10:07:38,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 10:07:38,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1444753807] [2025-02-08 10:07:38,167 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1444753807] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 10:07:38,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1991525971] [2025-02-08 10:07:38,167 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:38,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 10:07:38,167 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 10:07:38,169 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 10:07:38,169 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2025-02-08 10:07:38,216 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 550 statements into 1 equivalence classes. [2025-02-08 10:07:38,283 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 550 of 550 statements. [2025-02-08 10:07:38,283 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:38,283 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:38,286 INFO L256 TraceCheckSpWp]: Trace formula consists of 1021 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-02-08 10:07:38,290 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 10:07:38,509 INFO L134 CoverageAnalysis]: Checked inductivity of 20604 backedges. 24 proven. 279 refuted. 0 times theorem prover too weak. 20301 trivial. 0 not checked. [2025-02-08 10:07:38,509 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-08 10:07:38,967 INFO L134 CoverageAnalysis]: Checked inductivity of 20604 backedges. 24 proven. 279 refuted. 0 times theorem prover too weak. 20301 trivial. 0 not checked. [2025-02-08 10:07:38,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1991525971] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-08 10:07:38,967 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-08 10:07:38,967 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2025-02-08 10:07:38,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464961104] [2025-02-08 10:07:38,968 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-08 10:07:38,969 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2025-02-08 10:07:38,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 10:07:38,969 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2025-02-08 10:07:38,969 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2025-02-08 10:07:38,970 INFO L87 Difference]: Start difference. First operand 185 states and 295 transitions. Second operand has 11 states, 10 states have (on average 11.5) internal successors, (115), 11 states have internal predecessors, (115), 5 states have call successors, (286), 1 states have call predecessors, (286), 2 states have return successors, (286), 5 states have call predecessors, (286), 5 states have call successors, (286) [2025-02-08 10:07:39,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 10:07:39,461 INFO L93 Difference]: Finished difference Result 185 states and 295 transitions. [2025-02-08 10:07:39,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-02-08 10:07:39,461 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 11.5) internal successors, (115), 11 states have internal predecessors, (115), 5 states have call successors, (286), 1 states have call predecessors, (286), 2 states have return successors, (286), 5 states have call predecessors, (286), 5 states have call successors, (286) Word has length 550 [2025-02-08 10:07:39,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 10:07:39,463 INFO L225 Difference]: With dead ends: 185 [2025-02-08 10:07:39,463 INFO L226 Difference]: Without dead ends: 184 [2025-02-08 10:07:39,463 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1107 GetRequests, 1096 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2025-02-08 10:07:39,463 INFO L435 NwaCegarLoop]: 180 mSDtfsCounter, 48 mSDsluCounter, 628 mSDsCounter, 0 mSdLazyCounter, 971 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 808 SdHoareTripleChecker+Invalid, 971 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 971 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-02-08 10:07:39,463 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 808 Invalid, 971 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 971 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-02-08 10:07:39,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2025-02-08 10:07:39,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 184. [2025-02-08 10:07:39,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 69 states have (on average 1.2173913043478262) internal successors, (84), 77 states have internal predecessors, (84), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-08 10:07:39,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 294 transitions. [2025-02-08 10:07:39,481 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 294 transitions. Word has length 550 [2025-02-08 10:07:39,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 10:07:39,481 INFO L471 AbstractCegarLoop]: Abstraction has 184 states and 294 transitions. [2025-02-08 10:07:39,482 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 11.5) internal successors, (115), 11 states have internal predecessors, (115), 5 states have call successors, (286), 1 states have call predecessors, (286), 2 states have return successors, (286), 5 states have call predecessors, (286), 5 states have call successors, (286) [2025-02-08 10:07:39,482 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 294 transitions. [2025-02-08 10:07:39,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 556 [2025-02-08 10:07:39,484 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 10:07:39,484 INFO L218 NwaCegarLoop]: trace histogram [103, 103, 103, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 10:07:39,491 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2025-02-08 10:07:39,684 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2025-02-08 10:07:39,684 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-08 10:07:39,685 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 10:07:39,685 INFO L85 PathProgramCache]: Analyzing trace with hash 1161746792, now seen corresponding path program 1 times [2025-02-08 10:07:39,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 10:07:39,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737168380] [2025-02-08 10:07:39,685 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:39,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 10:07:39,694 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 555 statements into 1 equivalence classes. [2025-02-08 10:07:39,728 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 555 of 555 statements. [2025-02-08 10:07:39,729 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:39,729 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:39,951 INFO L134 CoverageAnalysis]: Checked inductivity of 21012 backedges. 30 proven. 276 refuted. 0 times theorem prover too weak. 20706 trivial. 0 not checked. [2025-02-08 10:07:39,952 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 10:07:39,952 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [737168380] [2025-02-08 10:07:39,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [737168380] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 10:07:39,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2071060910] [2025-02-08 10:07:39,954 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:39,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 10:07:39,954 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 10:07:39,956 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 10:07:39,958 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2025-02-08 10:07:40,005 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 555 statements into 1 equivalence classes. [2025-02-08 10:07:40,141 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 555 of 555 statements. [2025-02-08 10:07:40,141 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:40,141 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:40,147 INFO L256 TraceCheckSpWp]: Trace formula consists of 1033 conjuncts, 37 conjuncts are in the unsatisfiable core [2025-02-08 10:07:40,151 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 10:07:40,740 INFO L134 CoverageAnalysis]: Checked inductivity of 21012 backedges. 777 proven. 969 refuted. 0 times theorem prover too weak. 19266 trivial. 0 not checked. [2025-02-08 10:07:40,740 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-08 10:07:41,277 INFO L134 CoverageAnalysis]: Checked inductivity of 21012 backedges. 777 proven. 969 refuted. 0 times theorem prover too weak. 19266 trivial. 0 not checked. [2025-02-08 10:07:41,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2071060910] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-08 10:07:41,277 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-08 10:07:41,278 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 13, 15] total 28 [2025-02-08 10:07:41,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390194421] [2025-02-08 10:07:41,278 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-08 10:07:41,278 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2025-02-08 10:07:41,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 10:07:41,279 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2025-02-08 10:07:41,279 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=712, Unknown=0, NotChecked=0, Total=812 [2025-02-08 10:07:41,280 INFO L87 Difference]: Start difference. First operand 184 states and 294 transitions. Second operand has 29 states, 26 states have (on average 4.615384615384615) internal successors, (120), 26 states have internal predecessors, (120), 15 states have call successors, (295), 1 states have call predecessors, (295), 2 states have return successors, (297), 15 states have call predecessors, (297), 15 states have call successors, (297) [2025-02-08 10:07:42,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 10:07:42,302 INFO L93 Difference]: Finished difference Result 192 states and 306 transitions. [2025-02-08 10:07:42,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-02-08 10:07:42,303 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 26 states have (on average 4.615384615384615) internal successors, (120), 26 states have internal predecessors, (120), 15 states have call successors, (295), 1 states have call predecessors, (295), 2 states have return successors, (297), 15 states have call predecessors, (297), 15 states have call successors, (297) Word has length 555 [2025-02-08 10:07:42,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 10:07:42,305 INFO L225 Difference]: With dead ends: 192 [2025-02-08 10:07:42,305 INFO L226 Difference]: Without dead ends: 191 [2025-02-08 10:07:42,305 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1125 GetRequests, 1086 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 251 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=262, Invalid=1378, Unknown=0, NotChecked=0, Total=1640 [2025-02-08 10:07:42,305 INFO L435 NwaCegarLoop]: 170 mSDtfsCounter, 145 mSDsluCounter, 2360 mSDsCounter, 0 mSdLazyCounter, 1834 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 2530 SdHoareTripleChecker+Invalid, 2025 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 1834 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2025-02-08 10:07:42,305 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [145 Valid, 2530 Invalid, 2025 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 1834 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2025-02-08 10:07:42,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2025-02-08 10:07:42,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 183. [2025-02-08 10:07:42,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183 states, 69 states have (on average 1.2028985507246377) internal successors, (83), 76 states have internal predecessors, (83), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-08 10:07:42,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 293 transitions. [2025-02-08 10:07:42,325 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 293 transitions. Word has length 555 [2025-02-08 10:07:42,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 10:07:42,325 INFO L471 AbstractCegarLoop]: Abstraction has 183 states and 293 transitions. [2025-02-08 10:07:42,326 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 26 states have (on average 4.615384615384615) internal successors, (120), 26 states have internal predecessors, (120), 15 states have call successors, (295), 1 states have call predecessors, (295), 2 states have return successors, (297), 15 states have call predecessors, (297), 15 states have call successors, (297) [2025-02-08 10:07:42,326 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 293 transitions. [2025-02-08 10:07:42,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 557 [2025-02-08 10:07:42,328 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 10:07:42,328 INFO L218 NwaCegarLoop]: trace histogram [103, 103, 103, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 10:07:42,335 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2025-02-08 10:07:42,528 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2025-02-08 10:07:42,529 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-08 10:07:42,530 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 10:07:42,530 INFO L85 PathProgramCache]: Analyzing trace with hash 1654412187, now seen corresponding path program 1 times [2025-02-08 10:07:42,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 10:07:42,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751188595] [2025-02-08 10:07:42,530 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:42,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 10:07:42,537 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 556 statements into 1 equivalence classes. [2025-02-08 10:07:42,550 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 556 of 556 statements. [2025-02-08 10:07:42,550 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:42,550 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:42,694 INFO L134 CoverageAnalysis]: Checked inductivity of 21012 backedges. 36 proven. 270 refuted. 0 times theorem prover too weak. 20706 trivial. 0 not checked. [2025-02-08 10:07:42,695 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 10:07:42,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1751188595] [2025-02-08 10:07:42,695 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1751188595] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 10:07:42,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [733543398] [2025-02-08 10:07:42,695 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:42,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 10:07:42,695 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 10:07:42,700 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 10:07:42,702 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2025-02-08 10:07:42,749 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 556 statements into 1 equivalence classes. [2025-02-08 10:07:42,837 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 556 of 556 statements. [2025-02-08 10:07:42,837 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:42,838 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:42,841 INFO L256 TraceCheckSpWp]: Trace formula consists of 1034 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-02-08 10:07:42,848 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 10:07:43,105 INFO L134 CoverageAnalysis]: Checked inductivity of 21012 backedges. 36 proven. 270 refuted. 0 times theorem prover too weak. 20706 trivial. 0 not checked. [2025-02-08 10:07:43,105 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-08 10:07:43,434 INFO L134 CoverageAnalysis]: Checked inductivity of 21012 backedges. 36 proven. 270 refuted. 0 times theorem prover too weak. 20706 trivial. 0 not checked. [2025-02-08 10:07:43,434 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [733543398] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-08 10:07:43,434 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-08 10:07:43,434 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2025-02-08 10:07:43,434 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115863787] [2025-02-08 10:07:43,434 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-08 10:07:43,435 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-02-08 10:07:43,435 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 10:07:43,435 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-02-08 10:07:43,436 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2025-02-08 10:07:43,436 INFO L87 Difference]: Start difference. First operand 183 states and 293 transitions. Second operand has 8 states, 7 states have (on average 11.857142857142858) internal successors, (83), 8 states have internal predecessors, (83), 4 states have call successors, (193), 1 states have call predecessors, (193), 2 states have return successors, (194), 4 states have call predecessors, (194), 4 states have call successors, (194) [2025-02-08 10:07:43,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 10:07:43,776 INFO L93 Difference]: Finished difference Result 183 states and 293 transitions. [2025-02-08 10:07:43,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-08 10:07:43,777 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 11.857142857142858) internal successors, (83), 8 states have internal predecessors, (83), 4 states have call successors, (193), 1 states have call predecessors, (193), 2 states have return successors, (194), 4 states have call predecessors, (194), 4 states have call successors, (194) Word has length 556 [2025-02-08 10:07:43,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 10:07:43,778 INFO L225 Difference]: With dead ends: 183 [2025-02-08 10:07:43,778 INFO L226 Difference]: Without dead ends: 182 [2025-02-08 10:07:43,778 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1115 GetRequests, 1108 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2025-02-08 10:07:43,779 INFO L435 NwaCegarLoop]: 182 mSDtfsCounter, 30 mSDsluCounter, 490 mSDsCounter, 0 mSdLazyCounter, 792 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 672 SdHoareTripleChecker+Invalid, 792 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 792 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-02-08 10:07:43,779 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 672 Invalid, 792 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 792 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-02-08 10:07:43,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2025-02-08 10:07:43,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 182. [2025-02-08 10:07:43,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182 states, 69 states have (on average 1.1884057971014492) internal successors, (82), 75 states have internal predecessors, (82), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-08 10:07:43,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 292 transitions. [2025-02-08 10:07:43,798 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 292 transitions. Word has length 556 [2025-02-08 10:07:43,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 10:07:43,798 INFO L471 AbstractCegarLoop]: Abstraction has 182 states and 292 transitions. [2025-02-08 10:07:43,798 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 11.857142857142858) internal successors, (83), 8 states have internal predecessors, (83), 4 states have call successors, (193), 1 states have call predecessors, (193), 2 states have return successors, (194), 4 states have call predecessors, (194), 4 states have call successors, (194) [2025-02-08 10:07:43,798 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 292 transitions. [2025-02-08 10:07:43,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 560 [2025-02-08 10:07:43,800 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 10:07:43,801 INFO L218 NwaCegarLoop]: trace histogram [103, 103, 103, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 10:07:43,812 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2025-02-08 10:07:44,001 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,19 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 10:07:44,001 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-08 10:07:44,002 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 10:07:44,002 INFO L85 PathProgramCache]: Analyzing trace with hash 1843743237, now seen corresponding path program 1 times [2025-02-08 10:07:44,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 10:07:44,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198010912] [2025-02-08 10:07:44,002 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:44,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 10:07:44,014 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 559 statements into 1 equivalence classes. [2025-02-08 10:07:44,029 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 559 of 559 statements. [2025-02-08 10:07:44,030 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:44,030 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:44,225 INFO L134 CoverageAnalysis]: Checked inductivity of 21012 backedges. 30 proven. 276 refuted. 0 times theorem prover too weak. 20706 trivial. 0 not checked. [2025-02-08 10:07:44,225 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 10:07:44,225 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [198010912] [2025-02-08 10:07:44,225 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [198010912] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 10:07:44,225 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [608846859] [2025-02-08 10:07:44,225 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:44,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 10:07:44,226 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 10:07:44,227 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 10:07:44,228 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2025-02-08 10:07:44,272 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 559 statements into 1 equivalence classes. [2025-02-08 10:07:44,345 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 559 of 559 statements. [2025-02-08 10:07:44,346 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:44,346 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:44,349 INFO L256 TraceCheckSpWp]: Trace formula consists of 1039 conjuncts, 38 conjuncts are in the unsatisfiable core [2025-02-08 10:07:44,353 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 10:07:44,844 INFO L134 CoverageAnalysis]: Checked inductivity of 21012 backedges. 777 proven. 969 refuted. 0 times theorem prover too weak. 19266 trivial. 0 not checked. [2025-02-08 10:07:44,844 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-08 10:07:45,335 INFO L134 CoverageAnalysis]: Checked inductivity of 21012 backedges. 777 proven. 969 refuted. 0 times theorem prover too weak. 19266 trivial. 0 not checked. [2025-02-08 10:07:45,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [608846859] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-08 10:07:45,335 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-08 10:07:45,335 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 14, 16] total 29 [2025-02-08 10:07:45,335 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304618828] [2025-02-08 10:07:45,335 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-08 10:07:45,336 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2025-02-08 10:07:45,336 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 10:07:45,337 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2025-02-08 10:07:45,337 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=772, Unknown=0, NotChecked=0, Total=870 [2025-02-08 10:07:45,337 INFO L87 Difference]: Start difference. First operand 182 states and 292 transitions. Second operand has 30 states, 27 states have (on average 4.703703703703703) internal successors, (127), 29 states have internal predecessors, (127), 15 states have call successors, (295), 1 states have call predecessors, (295), 2 states have return successors, (297), 14 states have call predecessors, (297), 15 states have call successors, (297) [2025-02-08 10:07:46,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 10:07:46,630 INFO L93 Difference]: Finished difference Result 190 states and 302 transitions. [2025-02-08 10:07:46,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-02-08 10:07:46,631 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 27 states have (on average 4.703703703703703) internal successors, (127), 29 states have internal predecessors, (127), 15 states have call successors, (295), 1 states have call predecessors, (295), 2 states have return successors, (297), 14 states have call predecessors, (297), 15 states have call successors, (297) Word has length 559 [2025-02-08 10:07:46,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 10:07:46,632 INFO L225 Difference]: With dead ends: 190 [2025-02-08 10:07:46,632 INFO L226 Difference]: Without dead ends: 189 [2025-02-08 10:07:46,633 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1134 GetRequests, 1093 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 266 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=249, Invalid=1473, Unknown=0, NotChecked=0, Total=1722 [2025-02-08 10:07:46,633 INFO L435 NwaCegarLoop]: 165 mSDtfsCounter, 146 mSDsluCounter, 2198 mSDsCounter, 0 mSdLazyCounter, 2524 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 2363 SdHoareTripleChecker+Invalid, 2715 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 2524 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2025-02-08 10:07:46,633 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 2363 Invalid, 2715 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 2524 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2025-02-08 10:07:46,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2025-02-08 10:07:46,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 181. [2025-02-08 10:07:46,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 69 states have (on average 1.173913043478261) internal successors, (81), 74 states have internal predecessors, (81), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-08 10:07:46,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 291 transitions. [2025-02-08 10:07:46,682 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 291 transitions. Word has length 559 [2025-02-08 10:07:46,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 10:07:46,682 INFO L471 AbstractCegarLoop]: Abstraction has 181 states and 291 transitions. [2025-02-08 10:07:46,683 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 27 states have (on average 4.703703703703703) internal successors, (127), 29 states have internal predecessors, (127), 15 states have call successors, (295), 1 states have call predecessors, (295), 2 states have return successors, (297), 14 states have call predecessors, (297), 15 states have call successors, (297) [2025-02-08 10:07:46,683 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 291 transitions. [2025-02-08 10:07:46,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 565 [2025-02-08 10:07:46,693 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 10:07:46,693 INFO L218 NwaCegarLoop]: trace histogram [104, 104, 104, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 10:07:46,719 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2025-02-08 10:07:46,893 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,20 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 10:07:46,894 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-08 10:07:46,894 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 10:07:46,895 INFO L85 PathProgramCache]: Analyzing trace with hash 1153824333, now seen corresponding path program 1 times [2025-02-08 10:07:46,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 10:07:46,899 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687114111] [2025-02-08 10:07:46,899 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:46,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 10:07:46,912 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 564 statements into 1 equivalence classes. [2025-02-08 10:07:46,963 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 564 of 564 statements. [2025-02-08 10:07:46,963 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:46,963 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:47,266 INFO L134 CoverageAnalysis]: Checked inductivity of 21424 backedges. 36 proven. 273 refuted. 0 times theorem prover too weak. 21115 trivial. 0 not checked. [2025-02-08 10:07:47,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 10:07:47,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687114111] [2025-02-08 10:07:47,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1687114111] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 10:07:47,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [424827556] [2025-02-08 10:07:47,266 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:47,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 10:07:47,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 10:07:47,268 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 10:07:47,270 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2025-02-08 10:07:47,327 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 564 statements into 1 equivalence classes. [2025-02-08 10:07:47,432 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 564 of 564 statements. [2025-02-08 10:07:47,433 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:47,433 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:47,437 INFO L256 TraceCheckSpWp]: Trace formula consists of 1051 conjuncts, 24 conjuncts are in the unsatisfiable core [2025-02-08 10:07:47,444 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 10:07:47,867 INFO L134 CoverageAnalysis]: Checked inductivity of 21424 backedges. 453 proven. 747 refuted. 0 times theorem prover too weak. 20224 trivial. 0 not checked. [2025-02-08 10:07:47,867 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-08 10:07:48,384 INFO L134 CoverageAnalysis]: Checked inductivity of 21424 backedges. 453 proven. 747 refuted. 0 times theorem prover too weak. 20224 trivial. 0 not checked. [2025-02-08 10:07:48,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [424827556] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-08 10:07:48,384 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-08 10:07:48,385 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 9, 10] total 19 [2025-02-08 10:07:48,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481583325] [2025-02-08 10:07:48,385 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-08 10:07:48,387 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2025-02-08 10:07:48,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 10:07:48,387 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2025-02-08 10:07:48,388 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=316, Unknown=0, NotChecked=0, Total=380 [2025-02-08 10:07:48,388 INFO L87 Difference]: Start difference. First operand 181 states and 291 transitions. Second operand has 20 states, 18 states have (on average 7.111111111111111) internal successors, (128), 17 states have internal predecessors, (128), 11 states have call successors, (290), 1 states have call predecessors, (290), 2 states have return successors, (292), 11 states have call predecessors, (292), 11 states have call successors, (292) [2025-02-08 10:07:49,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 10:07:49,209 INFO L93 Difference]: Finished difference Result 185 states and 298 transitions. [2025-02-08 10:07:49,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-02-08 10:07:49,209 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 18 states have (on average 7.111111111111111) internal successors, (128), 17 states have internal predecessors, (128), 11 states have call successors, (290), 1 states have call predecessors, (290), 2 states have return successors, (292), 11 states have call predecessors, (292), 11 states have call successors, (292) Word has length 564 [2025-02-08 10:07:49,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 10:07:49,211 INFO L225 Difference]: With dead ends: 185 [2025-02-08 10:07:49,211 INFO L226 Difference]: Without dead ends: 184 [2025-02-08 10:07:49,212 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1138 GetRequests, 1113 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=146, Invalid=556, Unknown=0, NotChecked=0, Total=702 [2025-02-08 10:07:49,213 INFO L435 NwaCegarLoop]: 172 mSDtfsCounter, 185 mSDsluCounter, 1224 mSDsCounter, 0 mSdLazyCounter, 853 mSolverCounterSat, 182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 185 SdHoareTripleChecker+Valid, 1396 SdHoareTripleChecker+Invalid, 1035 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 853 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2025-02-08 10:07:49,213 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [185 Valid, 1396 Invalid, 1035 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [182 Valid, 853 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2025-02-08 10:07:49,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2025-02-08 10:07:49,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 180. [2025-02-08 10:07:49,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 180 states, 69 states have (on average 1.1594202898550725) internal successors, (80), 73 states have internal predecessors, (80), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-08 10:07:49,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 290 transitions. [2025-02-08 10:07:49,239 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 290 transitions. Word has length 564 [2025-02-08 10:07:49,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 10:07:49,240 INFO L471 AbstractCegarLoop]: Abstraction has 180 states and 290 transitions. [2025-02-08 10:07:49,240 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 18 states have (on average 7.111111111111111) internal successors, (128), 17 states have internal predecessors, (128), 11 states have call successors, (290), 1 states have call predecessors, (290), 2 states have return successors, (292), 11 states have call predecessors, (292), 11 states have call successors, (292) [2025-02-08 10:07:49,240 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 290 transitions. [2025-02-08 10:07:49,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 566 [2025-02-08 10:07:49,242 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 10:07:49,242 INFO L218 NwaCegarLoop]: trace histogram [104, 104, 104, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 10:07:49,281 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2025-02-08 10:07:49,447 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,21 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 10:07:49,448 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-08 10:07:49,448 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 10:07:49,448 INFO L85 PathProgramCache]: Analyzing trace with hash 1408815946, now seen corresponding path program 1 times [2025-02-08 10:07:49,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 10:07:49,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539954303] [2025-02-08 10:07:49,448 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:49,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 10:07:49,458 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 565 statements into 1 equivalence classes. [2025-02-08 10:07:49,491 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 565 of 565 statements. [2025-02-08 10:07:49,492 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:49,492 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:49,694 INFO L134 CoverageAnalysis]: Checked inductivity of 21424 backedges. 42 proven. 267 refuted. 0 times theorem prover too weak. 21115 trivial. 0 not checked. [2025-02-08 10:07:49,698 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 10:07:49,698 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1539954303] [2025-02-08 10:07:49,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1539954303] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 10:07:49,699 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [144312195] [2025-02-08 10:07:49,699 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:07:49,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 10:07:49,699 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 10:07:49,701 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 10:07:49,702 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2025-02-08 10:07:49,767 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 565 statements into 1 equivalence classes. [2025-02-08 10:07:49,891 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 565 of 565 statements. [2025-02-08 10:07:49,891 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:07:49,891 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:07:49,900 INFO L256 TraceCheckSpWp]: Trace formula consists of 1052 conjuncts, 98 conjuncts are in the unsatisfiable core [2025-02-08 10:07:49,905 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 10:07:52,157 INFO L134 CoverageAnalysis]: Checked inductivity of 21424 backedges. 2667 proven. 1338 refuted. 0 times theorem prover too weak. 17419 trivial. 0 not checked. [2025-02-08 10:07:52,158 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-08 10:07:57,126 INFO L134 CoverageAnalysis]: Checked inductivity of 21424 backedges. 2667 proven. 1338 refuted. 0 times theorem prover too weak. 17419 trivial. 0 not checked. [2025-02-08 10:07:57,127 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [144312195] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-08 10:07:57,127 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-08 10:07:57,127 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 32, 36] total 66 [2025-02-08 10:07:57,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608371130] [2025-02-08 10:07:57,127 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-08 10:07:57,128 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 67 states [2025-02-08 10:07:57,128 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 10:07:57,129 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2025-02-08 10:07:57,130 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=334, Invalid=4088, Unknown=0, NotChecked=0, Total=4422 [2025-02-08 10:07:57,131 INFO L87 Difference]: Start difference. First operand 180 states and 290 transitions. Second operand has 67 states, 52 states have (on average 2.5576923076923075) internal successors, (133), 59 states have internal predecessors, (133), 36 states have call successors, (296), 1 states have call predecessors, (296), 2 states have return successors, (297), 35 states have call predecessors, (297), 36 states have call successors, (297) [2025-02-08 10:08:02,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 10:08:02,135 INFO L93 Difference]: Finished difference Result 219 states and 341 transitions. [2025-02-08 10:08:02,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2025-02-08 10:08:02,136 INFO L78 Accepts]: Start accepts. Automaton has has 67 states, 52 states have (on average 2.5576923076923075) internal successors, (133), 59 states have internal predecessors, (133), 36 states have call successors, (296), 1 states have call predecessors, (296), 2 states have return successors, (297), 35 states have call predecessors, (297), 36 states have call successors, (297) Word has length 565 [2025-02-08 10:08:02,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 10:08:02,137 INFO L225 Difference]: With dead ends: 219 [2025-02-08 10:08:02,137 INFO L226 Difference]: Without dead ends: 218 [2025-02-08 10:08:02,140 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1172 GetRequests, 1067 SyntacticMatches, 1 SemanticMatches, 104 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2290 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=967, Invalid=10163, Unknown=0, NotChecked=0, Total=11130 [2025-02-08 10:08:02,141 INFO L435 NwaCegarLoop]: 157 mSDtfsCounter, 147 mSDsluCounter, 4817 mSDsCounter, 0 mSdLazyCounter, 6437 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 4974 SdHoareTripleChecker+Invalid, 6571 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 6437 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2025-02-08 10:08:02,141 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 4974 Invalid, 6571 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 6437 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2025-02-08 10:08:02,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2025-02-08 10:08:02,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 179. [2025-02-08 10:08:02,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 179 states, 69 states have (on average 1.144927536231884) internal successors, (79), 72 states have internal predecessors, (79), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-08 10:08:02,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 289 transitions. [2025-02-08 10:08:02,167 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 289 transitions. Word has length 565 [2025-02-08 10:08:02,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 10:08:02,168 INFO L471 AbstractCegarLoop]: Abstraction has 179 states and 289 transitions. [2025-02-08 10:08:02,168 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 67 states, 52 states have (on average 2.5576923076923075) internal successors, (133), 59 states have internal predecessors, (133), 36 states have call successors, (296), 1 states have call predecessors, (296), 2 states have return successors, (297), 35 states have call predecessors, (297), 36 states have call successors, (297) [2025-02-08 10:08:02,168 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 289 transitions. [2025-02-08 10:08:02,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 569 [2025-02-08 10:08:02,173 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 10:08:02,173 INFO L218 NwaCegarLoop]: trace histogram [104, 104, 104, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 10:08:02,180 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2025-02-08 10:08:02,373 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2025-02-08 10:08:02,374 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-08 10:08:02,374 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 10:08:02,374 INFO L85 PathProgramCache]: Analyzing trace with hash -384579222, now seen corresponding path program 1 times [2025-02-08 10:08:02,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 10:08:02,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1871205694] [2025-02-08 10:08:02,375 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:08:02,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 10:08:02,384 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 568 statements into 1 equivalence classes. [2025-02-08 10:08:02,421 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 568 of 568 statements. [2025-02-08 10:08:02,422 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:08:02,422 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:08:02,594 INFO L134 CoverageAnalysis]: Checked inductivity of 21424 backedges. 36 proven. 273 refuted. 0 times theorem prover too weak. 21115 trivial. 0 not checked. [2025-02-08 10:08:02,594 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 10:08:02,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1871205694] [2025-02-08 10:08:02,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1871205694] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 10:08:02,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1943334224] [2025-02-08 10:08:02,595 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:08:02,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 10:08:02,595 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 10:08:02,597 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 10:08:02,598 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2025-02-08 10:08:02,652 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 568 statements into 1 equivalence classes. [2025-02-08 10:08:02,745 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 568 of 568 statements. [2025-02-08 10:08:02,745 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:08:02,745 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:08:02,748 INFO L256 TraceCheckSpWp]: Trace formula consists of 1057 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-02-08 10:08:02,752 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 10:08:02,986 INFO L134 CoverageAnalysis]: Checked inductivity of 21424 backedges. 36 proven. 273 refuted. 0 times theorem prover too weak. 21115 trivial. 0 not checked. [2025-02-08 10:08:02,986 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-08 10:08:03,306 INFO L134 CoverageAnalysis]: Checked inductivity of 21424 backedges. 36 proven. 273 refuted. 0 times theorem prover too weak. 21115 trivial. 0 not checked. [2025-02-08 10:08:03,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1943334224] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-08 10:08:03,306 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-08 10:08:03,306 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 8 [2025-02-08 10:08:03,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485902156] [2025-02-08 10:08:03,306 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-08 10:08:03,307 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2025-02-08 10:08:03,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 10:08:03,307 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2025-02-08 10:08:03,307 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2025-02-08 10:08:03,308 INFO L87 Difference]: Start difference. First operand 179 states and 289 transitions. Second operand has 9 states, 8 states have (on average 11.75) internal successors, (94), 8 states have internal predecessors, (94), 4 states have call successors, (194), 1 states have call predecessors, (194), 2 states have return successors, (194), 4 states have call predecessors, (194), 4 states have call successors, (194) [2025-02-08 10:08:03,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 10:08:03,768 INFO L93 Difference]: Finished difference Result 179 states and 289 transitions. [2025-02-08 10:08:03,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-02-08 10:08:03,769 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 11.75) internal successors, (94), 8 states have internal predecessors, (94), 4 states have call successors, (194), 1 states have call predecessors, (194), 2 states have return successors, (194), 4 states have call predecessors, (194), 4 states have call successors, (194) Word has length 568 [2025-02-08 10:08:03,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 10:08:03,770 INFO L225 Difference]: With dead ends: 179 [2025-02-08 10:08:03,770 INFO L226 Difference]: Without dead ends: 178 [2025-02-08 10:08:03,771 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1140 GetRequests, 1131 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2025-02-08 10:08:03,771 INFO L435 NwaCegarLoop]: 174 mSDtfsCounter, 54 mSDsluCounter, 503 mSDsCounter, 0 mSdLazyCounter, 753 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 677 SdHoareTripleChecker+Invalid, 753 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 753 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-02-08 10:08:03,771 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 677 Invalid, 753 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 753 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-02-08 10:08:03,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2025-02-08 10:08:03,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 178. [2025-02-08 10:08:03,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 178 states, 69 states have (on average 1.1304347826086956) internal successors, (78), 71 states have internal predecessors, (78), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-08 10:08:03,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 288 transitions. [2025-02-08 10:08:03,825 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 288 transitions. Word has length 568 [2025-02-08 10:08:03,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 10:08:03,826 INFO L471 AbstractCegarLoop]: Abstraction has 178 states and 288 transitions. [2025-02-08 10:08:03,826 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 11.75) internal successors, (94), 8 states have internal predecessors, (94), 4 states have call successors, (194), 1 states have call predecessors, (194), 2 states have return successors, (194), 4 states have call predecessors, (194), 4 states have call successors, (194) [2025-02-08 10:08:03,826 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 288 transitions. [2025-02-08 10:08:03,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 574 [2025-02-08 10:08:03,833 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 10:08:03,833 INFO L218 NwaCegarLoop]: trace histogram [105, 105, 105, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 10:08:03,841 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2025-02-08 10:08:04,033 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2025-02-08 10:08:04,034 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-08 10:08:04,034 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 10:08:04,034 INFO L85 PathProgramCache]: Analyzing trace with hash 188269556, now seen corresponding path program 1 times [2025-02-08 10:08:04,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 10:08:04,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041823641] [2025-02-08 10:08:04,034 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:08:04,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 10:08:04,045 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 573 statements into 1 equivalence classes. [2025-02-08 10:08:04,079 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 573 of 573 statements. [2025-02-08 10:08:04,083 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:08:04,083 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:08:04,259 INFO L134 CoverageAnalysis]: Checked inductivity of 21840 backedges. 42 proven. 270 refuted. 0 times theorem prover too weak. 21528 trivial. 0 not checked. [2025-02-08 10:08:04,259 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 10:08:04,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041823641] [2025-02-08 10:08:04,259 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1041823641] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 10:08:04,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [543341929] [2025-02-08 10:08:04,259 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:08:04,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 10:08:04,259 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 10:08:04,261 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 10:08:04,262 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2025-02-08 10:08:04,311 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 573 statements into 1 equivalence classes. [2025-02-08 10:08:04,387 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 573 of 573 statements. [2025-02-08 10:08:04,387 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:08:04,387 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:08:04,391 INFO L256 TraceCheckSpWp]: Trace formula consists of 1069 conjuncts, 24 conjuncts are in the unsatisfiable core [2025-02-08 10:08:04,394 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 10:08:04,914 INFO L134 CoverageAnalysis]: Checked inductivity of 21840 backedges. 474 proven. 738 refuted. 0 times theorem prover too weak. 20628 trivial. 0 not checked. [2025-02-08 10:08:04,914 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-08 10:08:05,381 INFO L134 CoverageAnalysis]: Checked inductivity of 21840 backedges. 474 proven. 738 refuted. 0 times theorem prover too weak. 20628 trivial. 0 not checked. [2025-02-08 10:08:05,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [543341929] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-08 10:08:05,381 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-08 10:08:05,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 9, 10] total 19 [2025-02-08 10:08:05,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160562038] [2025-02-08 10:08:05,381 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-08 10:08:05,382 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2025-02-08 10:08:05,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 10:08:05,383 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2025-02-08 10:08:05,383 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=316, Unknown=0, NotChecked=0, Total=380 [2025-02-08 10:08:05,383 INFO L87 Difference]: Start difference. First operand 178 states and 288 transitions. Second operand has 20 states, 18 states have (on average 7.666666666666667) internal successors, (138), 17 states have internal predecessors, (138), 11 states have call successors, (289), 1 states have call predecessors, (289), 2 states have return successors, (291), 11 states have call predecessors, (291), 11 states have call successors, (291) [2025-02-08 10:08:06,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 10:08:06,288 INFO L93 Difference]: Finished difference Result 182 states and 295 transitions. [2025-02-08 10:08:06,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-02-08 10:08:06,289 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 18 states have (on average 7.666666666666667) internal successors, (138), 17 states have internal predecessors, (138), 11 states have call successors, (289), 1 states have call predecessors, (289), 2 states have return successors, (291), 11 states have call predecessors, (291), 11 states have call successors, (291) Word has length 573 [2025-02-08 10:08:06,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 10:08:06,290 INFO L225 Difference]: With dead ends: 182 [2025-02-08 10:08:06,291 INFO L226 Difference]: Without dead ends: 181 [2025-02-08 10:08:06,291 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1156 GetRequests, 1131 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=146, Invalid=556, Unknown=0, NotChecked=0, Total=702 [2025-02-08 10:08:06,292 INFO L435 NwaCegarLoop]: 169 mSDtfsCounter, 180 mSDsluCounter, 1408 mSDsCounter, 0 mSdLazyCounter, 1331 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 180 SdHoareTripleChecker+Valid, 1577 SdHoareTripleChecker+Invalid, 1420 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 1331 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2025-02-08 10:08:06,292 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [180 Valid, 1577 Invalid, 1420 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 1331 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2025-02-08 10:08:06,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2025-02-08 10:08:06,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 177. [2025-02-08 10:08:06,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 69 states have (on average 1.1159420289855073) internal successors, (77), 70 states have internal predecessors, (77), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-08 10:08:06,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 287 transitions. [2025-02-08 10:08:06,331 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 287 transitions. Word has length 573 [2025-02-08 10:08:06,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 10:08:06,331 INFO L471 AbstractCegarLoop]: Abstraction has 177 states and 287 transitions. [2025-02-08 10:08:06,332 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 18 states have (on average 7.666666666666667) internal successors, (138), 17 states have internal predecessors, (138), 11 states have call successors, (289), 1 states have call predecessors, (289), 2 states have return successors, (291), 11 states have call predecessors, (291), 11 states have call successors, (291) [2025-02-08 10:08:06,332 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 287 transitions. [2025-02-08 10:08:06,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 575 [2025-02-08 10:08:06,337 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 10:08:06,338 INFO L218 NwaCegarLoop]: trace histogram [105, 105, 105, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 10:08:06,352 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Ended with exit code 0 [2025-02-08 10:08:06,538 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2025-02-08 10:08:06,538 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-08 10:08:06,539 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 10:08:06,541 INFO L85 PathProgramCache]: Analyzing trace with hash 1541388919, now seen corresponding path program 1 times [2025-02-08 10:08:06,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 10:08:06,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669361800] [2025-02-08 10:08:06,542 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:08:06,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 10:08:06,557 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 574 statements into 1 equivalence classes. [2025-02-08 10:08:06,579 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 574 of 574 statements. [2025-02-08 10:08:06,579 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:08:06,579 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:08:07,170 INFO L134 CoverageAnalysis]: Checked inductivity of 21840 backedges. 48 proven. 264 refuted. 0 times theorem prover too weak. 21528 trivial. 0 not checked. [2025-02-08 10:08:07,171 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 10:08:07,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669361800] [2025-02-08 10:08:07,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669361800] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 10:08:07,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1198905504] [2025-02-08 10:08:07,171 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:08:07,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 10:08:07,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 10:08:07,173 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 10:08:07,173 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2025-02-08 10:08:07,220 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 574 statements into 1 equivalence classes. [2025-02-08 10:08:07,293 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 574 of 574 statements. [2025-02-08 10:08:07,293 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:08:07,293 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:08:07,297 INFO L256 TraceCheckSpWp]: Trace formula consists of 1070 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-02-08 10:08:07,301 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 10:08:07,559 INFO L134 CoverageAnalysis]: Checked inductivity of 21840 backedges. 48 proven. 264 refuted. 0 times theorem prover too weak. 21528 trivial. 0 not checked. [2025-02-08 10:08:07,559 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-08 10:08:07,925 INFO L134 CoverageAnalysis]: Checked inductivity of 21840 backedges. 48 proven. 264 refuted. 0 times theorem prover too weak. 21528 trivial. 0 not checked. [2025-02-08 10:08:07,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1198905504] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-08 10:08:07,926 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-08 10:08:07,926 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 5, 5] total 23 [2025-02-08 10:08:07,926 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414173256] [2025-02-08 10:08:07,926 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-08 10:08:07,927 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2025-02-08 10:08:07,927 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 10:08:07,927 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2025-02-08 10:08:07,927 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=476, Unknown=0, NotChecked=0, Total=552 [2025-02-08 10:08:07,928 INFO L87 Difference]: Start difference. First operand 177 states and 287 transitions. Second operand has 24 states, 22 states have (on average 6.590909090909091) internal successors, (145), 24 states have internal predecessors, (145), 14 states have call successors, (296), 1 states have call predecessors, (296), 2 states have return successors, (297), 13 states have call predecessors, (297), 14 states have call successors, (297) [2025-02-08 10:08:08,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 10:08:08,454 INFO L93 Difference]: Finished difference Result 177 states and 287 transitions. [2025-02-08 10:08:08,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-02-08 10:08:08,455 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 22 states have (on average 6.590909090909091) internal successors, (145), 24 states have internal predecessors, (145), 14 states have call successors, (296), 1 states have call predecessors, (296), 2 states have return successors, (297), 13 states have call predecessors, (297), 14 states have call successors, (297) Word has length 574 [2025-02-08 10:08:08,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 10:08:08,457 INFO L225 Difference]: With dead ends: 177 [2025-02-08 10:08:08,457 INFO L226 Difference]: Without dead ends: 176 [2025-02-08 10:08:08,457 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1167 GetRequests, 1142 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=104, Invalid=546, Unknown=0, NotChecked=0, Total=650 [2025-02-08 10:08:08,457 INFO L435 NwaCegarLoop]: 172 mSDtfsCounter, 231 mSDsluCounter, 1995 mSDsCounter, 0 mSdLazyCounter, 693 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 231 SdHoareTripleChecker+Valid, 2167 SdHoareTripleChecker+Invalid, 861 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 693 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-02-08 10:08:08,457 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [231 Valid, 2167 Invalid, 861 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 693 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-02-08 10:08:08,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2025-02-08 10:08:08,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 176. [2025-02-08 10:08:08,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 176 states, 69 states have (on average 1.1014492753623188) internal successors, (76), 69 states have internal predecessors, (76), 105 states have call successors, (105), 1 states have call predecessors, (105), 1 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2025-02-08 10:08:08,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 286 transitions. [2025-02-08 10:08:08,486 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 286 transitions. Word has length 574 [2025-02-08 10:08:08,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 10:08:08,486 INFO L471 AbstractCegarLoop]: Abstraction has 176 states and 286 transitions. [2025-02-08 10:08:08,486 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 22 states have (on average 6.590909090909091) internal successors, (145), 24 states have internal predecessors, (145), 14 states have call successors, (296), 1 states have call predecessors, (296), 2 states have return successors, (297), 13 states have call predecessors, (297), 14 states have call successors, (297) [2025-02-08 10:08:08,486 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 286 transitions. [2025-02-08 10:08:08,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 578 [2025-02-08 10:08:08,488 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 10:08:08,489 INFO L218 NwaCegarLoop]: trace histogram [105, 105, 105, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 10:08:08,496 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2025-02-08 10:08:08,689 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2025-02-08 10:08:08,689 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2025-02-08 10:08:08,690 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 10:08:08,690 INFO L85 PathProgramCache]: Analyzing trace with hash 2021902481, now seen corresponding path program 1 times [2025-02-08 10:08:08,690 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 10:08:08,690 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557669097] [2025-02-08 10:08:08,690 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:08:08,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 10:08:08,698 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 577 statements into 1 equivalence classes. [2025-02-08 10:08:08,714 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 577 of 577 statements. [2025-02-08 10:08:08,715 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:08:08,715 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:08:09,037 INFO L134 CoverageAnalysis]: Checked inductivity of 21840 backedges. 90 proven. 528 refuted. 0 times theorem prover too weak. 21222 trivial. 0 not checked. [2025-02-08 10:08:09,037 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 10:08:09,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [557669097] [2025-02-08 10:08:09,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [557669097] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-08 10:08:09,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1969874536] [2025-02-08 10:08:09,037 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 10:08:09,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-08 10:08:09,037 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 10:08:09,039 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-08 10:08:09,040 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2025-02-08 10:08:09,093 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 577 statements into 1 equivalence classes. [2025-02-08 10:08:09,178 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 577 of 577 statements. [2025-02-08 10:08:09,178 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 10:08:09,178 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 10:08:09,182 INFO L256 TraceCheckSpWp]: Trace formula consists of 1075 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-02-08 10:08:09,185 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 10:08:09,410 INFO L134 CoverageAnalysis]: Checked inductivity of 21840 backedges. 42 proven. 270 refuted. 0 times theorem prover too weak. 21528 trivial. 0 not checked. [2025-02-08 10:08:09,411 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-08 10:08:09,718 INFO L134 CoverageAnalysis]: Checked inductivity of 21840 backedges. 42 proven. 270 refuted. 0 times theorem prover too weak. 21528 trivial. 0 not checked. [2025-02-08 10:08:09,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1969874536] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-08 10:08:09,718 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-08 10:08:09,719 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2025-02-08 10:08:09,719 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495009425] [2025-02-08 10:08:09,719 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-08 10:08:09,719 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2025-02-08 10:08:09,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 10:08:09,720 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2025-02-08 10:08:09,720 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2025-02-08 10:08:09,720 INFO L87 Difference]: Start difference. First operand 176 states and 286 transitions. Second operand has 11 states, 10 states have (on average 14.5) internal successors, (145), 11 states have internal predecessors, (145), 5 states have call successors, (283), 1 states have call predecessors, (283), 2 states have return successors, (283), 5 states have call predecessors, (283), 5 states have call successors, (283) [2025-02-08 10:08:10,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 10:08:10,125 INFO L93 Difference]: Finished difference Result 176 states and 286 transitions. [2025-02-08 10:08:10,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-02-08 10:08:10,126 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 14.5) internal successors, (145), 11 states have internal predecessors, (145), 5 states have call successors, (283), 1 states have call predecessors, (283), 2 states have return successors, (283), 5 states have call predecessors, (283), 5 states have call successors, (283) Word has length 577 [2025-02-08 10:08:10,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 10:08:10,127 INFO L225 Difference]: With dead ends: 176 [2025-02-08 10:08:10,127 INFO L226 Difference]: Without dead ends: 0 [2025-02-08 10:08:10,127 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1161 GetRequests, 1150 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2025-02-08 10:08:10,128 INFO L435 NwaCegarLoop]: 173 mSDtfsCounter, 63 mSDsluCounter, 602 mSDsCounter, 0 mSdLazyCounter, 766 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 775 SdHoareTripleChecker+Invalid, 766 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 766 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-02-08 10:08:10,128 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 775 Invalid, 766 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 766 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-02-08 10:08:10,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-02-08 10:08:10,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-02-08 10:08:10,128 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) [2025-02-08 10:08:10,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-02-08 10:08:10,128 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 577 [2025-02-08 10:08:10,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 10:08:10,128 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-08 10:08:10,129 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 14.5) internal successors, (145), 11 states have internal predecessors, (145), 5 states have call successors, (283), 1 states have call predecessors, (283), 2 states have return successors, (283), 5 states have call predecessors, (283), 5 states have call successors, (283) [2025-02-08 10:08:10,129 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-02-08 10:08:10,129 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-02-08 10:08:10,131 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 32 remaining) [2025-02-08 10:08:10,131 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 32 remaining) [2025-02-08 10:08:10,131 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 32 remaining) [2025-02-08 10:08:10,131 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 32 remaining) [2025-02-08 10:08:10,131 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 32 remaining) [2025-02-08 10:08:10,132 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 32 remaining) [2025-02-08 10:08:10,132 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 32 remaining) [2025-02-08 10:08:10,132 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 32 remaining) [2025-02-08 10:08:10,132 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 32 remaining) [2025-02-08 10:08:10,132 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 32 remaining) [2025-02-08 10:08:10,132 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 32 remaining) [2025-02-08 10:08:10,132 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 32 remaining) [2025-02-08 10:08:10,132 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 32 remaining) [2025-02-08 10:08:10,132 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 32 remaining) [2025-02-08 10:08:10,132 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 32 remaining) [2025-02-08 10:08:10,132 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 32 remaining) [2025-02-08 10:08:10,132 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 32 remaining) [2025-02-08 10:08:10,132 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 32 remaining) [2025-02-08 10:08:10,132 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 32 remaining) [2025-02-08 10:08:10,132 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 32 remaining) [2025-02-08 10:08:10,132 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 32 remaining) [2025-02-08 10:08:10,132 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 32 remaining) [2025-02-08 10:08:10,132 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 32 remaining) [2025-02-08 10:08:10,132 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 32 remaining) [2025-02-08 10:08:10,132 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 32 remaining) [2025-02-08 10:08:10,132 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 32 remaining) [2025-02-08 10:08:10,132 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 32 remaining) [2025-02-08 10:08:10,132 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 32 remaining) [2025-02-08 10:08:10,132 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 32 remaining) [2025-02-08 10:08:10,132 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 32 remaining) [2025-02-08 10:08:10,132 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 32 remaining) [2025-02-08 10:08:10,132 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 32 remaining) [2025-02-08 10:08:10,140 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Ended with exit code 0 [2025-02-08 10:08:10,337 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2025-02-08 10:08:10,339 INFO L422 BasicCegarLoop]: Path program 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] [2025-02-08 10:08:10,341 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-02-08 10:08:17,473 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-08 10:08:17,478 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.02 10:08:17 BoogieIcfgContainer [2025-02-08 10:08:17,478 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-08 10:08:17,478 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-08 10:08:17,478 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-08 10:08:17,478 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-08 10:08:17,479 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 10:07:07" (3/4) ... [2025-02-08 10:08:17,481 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-08 10:08:17,485 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure assume [2025-02-08 10:08:17,490 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2025-02-08 10:08:17,491 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2025-02-08 10:08:17,491 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-02-08 10:08:17,491 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-08 10:08:17,572 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-08 10:08:17,573 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-08 10:08:17,573 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-08 10:08:17,574 INFO L158 Benchmark]: Toolchain (without parser) took 70531.72ms. Allocated memory was 167.8MB in the beginning and 704.6MB in the end (delta: 536.9MB). Free memory was 132.8MB in the beginning and 314.0MB in the end (delta: -181.1MB). Peak memory consumption was 350.5MB. Max. memory is 16.1GB. [2025-02-08 10:08:17,574 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 226.5MB. Free memory is still 141.9MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 10:08:17,574 INFO L158 Benchmark]: CACSL2BoogieTranslator took 207.83ms. Allocated memory is still 167.8MB. Free memory was 132.8MB in the beginning and 119.4MB in the end (delta: 13.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-08 10:08:17,575 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.73ms. Allocated memory is still 167.8MB. Free memory was 119.4MB in the beginning and 117.4MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-08 10:08:17,575 INFO L158 Benchmark]: Boogie Preprocessor took 38.66ms. Allocated memory is still 167.8MB. Free memory was 117.4MB in the beginning and 115.6MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 10:08:17,575 INFO L158 Benchmark]: IcfgBuilder took 434.22ms. Allocated memory is still 167.8MB. Free memory was 115.6MB in the beginning and 87.3MB in the end (delta: 28.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-02-08 10:08:17,575 INFO L158 Benchmark]: TraceAbstraction took 69707.11ms. Allocated memory was 167.8MB in the beginning and 704.6MB in the end (delta: 536.9MB). Free memory was 86.8MB in the beginning and 322.4MB in the end (delta: -235.6MB). Peak memory consumption was 386.3MB. Max. memory is 16.1GB. [2025-02-08 10:08:17,575 INFO L158 Benchmark]: Witness Printer took 94.73ms. Allocated memory is still 704.6MB. Free memory was 322.4MB in the beginning and 314.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-08 10:08:17,577 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59ms. Allocated memory is still 226.5MB. Free memory is still 141.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 207.83ms. Allocated memory is still 167.8MB. Free memory was 132.8MB in the beginning and 119.4MB in the end (delta: 13.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.73ms. Allocated memory is still 167.8MB. Free memory was 119.4MB in the beginning and 117.4MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.66ms. Allocated memory is still 167.8MB. Free memory was 117.4MB in the beginning and 115.6MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 434.22ms. Allocated memory is still 167.8MB. Free memory was 115.6MB in the beginning and 87.3MB in the end (delta: 28.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 69707.11ms. Allocated memory was 167.8MB in the beginning and 704.6MB in the end (delta: 536.9MB). Free memory was 86.8MB in the beginning and 322.4MB in the end (delta: -235.6MB). Peak memory consumption was 386.3MB. Max. memory is 16.1GB. * Witness Printer took 94.73ms. Allocated memory is still 704.6MB. Free memory was 322.4MB in the beginning and 314.0MB 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: 183]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 183]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 182]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 182]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 180]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 180]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 179]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 179]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 177]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 177]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 176]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 176]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 174]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 174]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 173]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 173]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 171]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 171]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 170]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 170]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 168]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 168]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 167]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 167]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 165]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 165]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 164]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 164]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 162]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 162]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 161]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 161]: 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 2 procedures, 212 locations, 32 error locations. Started 1 CEGAR loops. OverallTime: 62.5s, OverallIterations: 26, TraceHistogramMax: 105, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 19.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1691 SdHoareTripleChecker+Valid, 15.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1691 mSDsluCounter, 36501 SdHoareTripleChecker+Invalid, 13.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 31537 mSDsCounter, 1610 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 30709 IncrementalHoareTripleChecker+Invalid, 32319 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1610 mSolverCounterUnsat, 4964 mSDtfsCounter, 30709 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 26832 GetRequests, 26327 SyntacticMatches, 19 SemanticMatches, 486 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3587 ImplicationChecksByTransitivity, 6.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=212occurred in iteration=0, InterpolantAutomatonStates: 273, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 26 MinimizatonAttempts, 116 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.8s SsaConstructionTime, 3.2s SatisfiabilityAnalysisTime, 31.9s InterpolantComputationTime, 27605 NumberOfCodeBlocks, 27605 NumberOfCodeBlocksAsserted, 51 NumberOfCheckSat, 40566 ConstructedInterpolants, 0 QuantifiedInterpolants, 97428 SizeOfPredicates, 77 NumberOfNonLiveVariables, 25143 ConjunctsInSsa, 409 ConjunctsInUnsatCore, 75 InterpolantComputations, 2 PerfectInterpolantSequences, 1495930/1526700 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 32 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-02-08 10:08:17,594 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE