./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/loop-lit/gj2007.c.i.p+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version c00e63dc Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/loop-lit/gj2007.c.i.p+lhb-reducer.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 1ae3736aabcb020d122100864e41791456e1f94490735ab1a93eef5c54883fe7 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-06 13:43:05,693 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 13:43:05,744 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2025-02-06 13:43:05,748 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 13:43:05,748 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 13:43:05,762 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 13:43:05,762 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 13:43:05,763 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 13:43:05,763 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 13:43:05,763 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 13:43:05,763 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-06 13:43:05,763 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-06 13:43:05,763 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 13:43:05,763 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 13:43:05,763 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 13:43:05,764 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 13:43:05,764 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-06 13:43:05,764 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-06 13:43:05,764 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-06 13:43:05,764 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-06 13:43:05,764 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 13:43:05,764 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-06 13:43:05,764 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-06 13:43:05,764 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-06 13:43:05,764 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2025-02-06 13:43:05,764 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-02-06 13:43:05,765 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-06 13:43:05,765 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 13:43:05,765 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 13:43:05,765 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 13:43:05,765 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 13:43:05,765 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 13:43:05,765 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-06 13:43:05,765 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-06 13:43:05,765 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 13:43:05,765 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 13:43:05,766 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-06 13:43:05,766 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-06 13:43:05,766 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-06 13:43:05,766 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-06 13:43:05,766 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-06 13:43:05,766 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-06 13:43:05,766 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-06 13:43:05,766 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-06 13:43:05,766 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-06 13:43:05,766 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 -> 1ae3736aabcb020d122100864e41791456e1f94490735ab1a93eef5c54883fe7 [2025-02-06 13:43:05,929 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 13:43:05,934 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 13:43:05,936 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 13:43:05,936 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 13:43:05,937 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 13:43:05,937 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-lit/gj2007.c.i.p+lhb-reducer.c [2025-02-06 13:43:07,003 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/b6ff95053/dfaa5b676cdc4ec89db92f44a26520ea/FLAG2ac263f34 [2025-02-06 13:43:07,290 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 13:43:07,291 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/loop-lit/gj2007.c.i.p+lhb-reducer.c [2025-02-06 13:43:07,296 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/b6ff95053/dfaa5b676cdc4ec89db92f44a26520ea/FLAG2ac263f34 [2025-02-06 13:43:07,593 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/b6ff95053/dfaa5b676cdc4ec89db92f44a26520ea [2025-02-06 13:43:07,595 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 13:43:07,596 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 13:43:07,596 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 13:43:07,596 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 13:43:07,599 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 13:43:07,600 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 01:43:07" (1/1) ... [2025-02-06 13:43:07,600 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bf1fa68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:43:07, skipping insertion in model container [2025-02-06 13:43:07,600 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 01:43:07" (1/1) ... [2025-02-06 13:43:07,611 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 13:43:07,703 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 13:43:07,713 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 13:43:07,727 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 13:43:07,736 INFO L204 MainTranslator]: Completed translation [2025-02-06 13:43:07,736 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:43:07 WrapperNode [2025-02-06 13:43:07,737 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 13:43:07,737 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 13:43:07,737 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 13:43:07,737 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 13:43:07,741 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:43:07" (1/1) ... [2025-02-06 13:43:07,745 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:43:07" (1/1) ... [2025-02-06 13:43:07,757 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 176 [2025-02-06 13:43:07,757 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 13:43:07,758 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 13:43:07,758 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 13:43:07,758 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 13:43:07,763 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:43:07" (1/1) ... [2025-02-06 13:43:07,763 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:43:07" (1/1) ... [2025-02-06 13:43:07,764 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:43:07" (1/1) ... [2025-02-06 13:43:07,777 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]. [2025-02-06 13:43:07,778 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:43:07" (1/1) ... [2025-02-06 13:43:07,778 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:43:07" (1/1) ... [2025-02-06 13:43:07,780 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:43:07" (1/1) ... [2025-02-06 13:43:07,780 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:43:07" (1/1) ... [2025-02-06 13:43:07,781 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:43:07" (1/1) ... [2025-02-06 13:43:07,781 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:43:07" (1/1) ... [2025-02-06 13:43:07,782 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 13:43:07,783 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 13:43:07,783 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 13:43:07,783 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 13:43:07,783 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:43:07" (1/1) ... [2025-02-06 13:43:07,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 13:43:07,796 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 13:43:07,806 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) [2025-02-06 13:43:07,811 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 [2025-02-06 13:43:07,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 13:43:07,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-06 13:43:07,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 13:43:07,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 13:43:07,863 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 13:43:07,864 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 13:43:08,065 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L89: havoc main_~__tmp_1~0#1, main_~__VERIFIER_assert__cond~0#1; [2025-02-06 13:43:08,077 INFO L? ?]: Removed 75 outVars from TransFormulas that were not future-live. [2025-02-06 13:43:08,077 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 13:43:08,085 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 13:43:08,085 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-06 13:43:08,085 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 01:43:08 BoogieIcfgContainer [2025-02-06 13:43:08,086 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 13:43:08,087 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-06 13:43:08,087 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-06 13:43:08,090 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-06 13:43:08,090 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.02 01:43:07" (1/3) ... [2025-02-06 13:43:08,090 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a1aece7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 01:43:08, skipping insertion in model container [2025-02-06 13:43:08,091 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 01:43:07" (2/3) ... [2025-02-06 13:43:08,091 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a1aece7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 01:43:08, skipping insertion in model container [2025-02-06 13:43:08,091 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 01:43:08" (3/3) ... [2025-02-06 13:43:08,091 INFO L128 eAbstractionObserver]: Analyzing ICFG gj2007.c.i.p+lhb-reducer.c [2025-02-06 13:43:08,100 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-06 13:43:08,101 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG gj2007.c.i.p+lhb-reducer.c that has 1 procedures, 147 locations, 1 initial locations, 0 loop locations, and 60 error locations. [2025-02-06 13:43:08,133 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 13:43:08,141 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;@2f4becfa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 13:43:08,141 INFO L334 AbstractCegarLoop]: Starting to check reachability of 60 error locations. [2025-02-06 13:43:08,144 INFO L276 IsEmpty]: Start isEmpty. Operand has 147 states, 86 states have (on average 1.941860465116279) internal successors, (167), 146 states have internal predecessors, (167), 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) [2025-02-06 13:43:08,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2025-02-06 13:43:08,146 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 13:43:08,147 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2025-02-06 13:43:08,147 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr55ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2025-02-06 13:43:08,150 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 13:43:08,151 INFO L85 PathProgramCache]: Analyzing trace with hash 208006576, now seen corresponding path program 1 times [2025-02-06 13:43:08,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 13:43:08,155 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721558304] [2025-02-06 13:43:08,156 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 13:43:08,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 13:43:08,195 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-02-06 13:43:08,203 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-02-06 13:43:08,203 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 13:43:08,203 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 13:43:08,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 13:43:08,245 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 13:43:08,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721558304] [2025-02-06 13:43:08,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1721558304] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 13:43:08,246 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 13:43:08,246 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 13:43:08,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214557228] [2025-02-06 13:43:08,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 13:43:08,249 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 13:43:08,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 13:43:08,259 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 13:43:08,260 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 13:43:08,261 INFO L87 Difference]: Start difference. First operand has 147 states, 86 states have (on average 1.941860465116279) internal successors, (167), 146 states have internal predecessors, (167), 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) Second operand has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 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) [2025-02-06 13:43:08,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 13:43:08,388 INFO L93 Difference]: Finished difference Result 277 states and 315 transitions. [2025-02-06 13:43:08,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 13:43:08,389 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2025-02-06 13:43:08,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 13:43:08,394 INFO L225 Difference]: With dead ends: 277 [2025-02-06 13:43:08,394 INFO L226 Difference]: Without dead ends: 132 [2025-02-06 13:43:08,396 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 [2025-02-06 13:43:08,398 INFO L435 NwaCegarLoop]: 149 mSDtfsCounter, 1 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 188 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 13:43:08,398 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 188 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 13:43:08,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2025-02-06 13:43:08,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2025-02-06 13:43:08,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 78 states have (on average 1.8076923076923077) internal successors, (141), 131 states have internal predecessors, (141), 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) [2025-02-06 13:43:08,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 141 transitions. [2025-02-06 13:43:08,420 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 141 transitions. Word has length 5 [2025-02-06 13:43:08,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 13:43:08,420 INFO L471 AbstractCegarLoop]: Abstraction has 132 states and 141 transitions. [2025-02-06 13:43:08,420 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 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) [2025-02-06 13:43:08,421 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 141 transitions. [2025-02-06 13:43:08,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2025-02-06 13:43:08,421 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 13:43:08,421 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 13:43:08,421 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-06 13:43:08,421 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr49ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2025-02-06 13:43:08,422 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 13:43:08,422 INFO L85 PathProgramCache]: Analyzing trace with hash 1738071044, now seen corresponding path program 1 times [2025-02-06 13:43:08,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 13:43:08,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744204923] [2025-02-06 13:43:08,422 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 13:43:08,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 13:43:08,426 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-02-06 13:43:08,430 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-02-06 13:43:08,430 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 13:43:08,430 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 13:43:08,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 13:43:08,463 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 13:43:08,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [744204923] [2025-02-06 13:43:08,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [744204923] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 13:43:08,463 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 13:43:08,463 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 13:43:08,463 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32049195] [2025-02-06 13:43:08,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 13:43:08,464 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-06 13:43:08,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 13:43:08,464 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-06 13:43:08,464 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-06 13:43:08,464 INFO L87 Difference]: Start difference. First operand 132 states and 141 transitions. Second operand has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 13:43:08,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 13:43:08,602 INFO L93 Difference]: Finished difference Result 132 states and 141 transitions. [2025-02-06 13:43:08,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-06 13:43:08,603 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2025-02-06 13:43:08,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 13:43:08,604 INFO L225 Difference]: With dead ends: 132 [2025-02-06 13:43:08,604 INFO L226 Difference]: Without dead ends: 114 [2025-02-06 13:43:08,604 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-06 13:43:08,605 INFO L435 NwaCegarLoop]: 38 mSDtfsCounter, 79 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 189 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 224 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 13:43:08,605 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [79 Valid, 76 Invalid, 224 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 189 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 13:43:08,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2025-02-06 13:43:08,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2025-02-06 13:43:08,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 78 states have (on average 1.5769230769230769) internal successors, (123), 113 states have internal predecessors, (123), 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) [2025-02-06 13:43:08,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 123 transitions. [2025-02-06 13:43:08,610 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 123 transitions. Word has length 9 [2025-02-06 13:43:08,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 13:43:08,610 INFO L471 AbstractCegarLoop]: Abstraction has 114 states and 123 transitions. [2025-02-06 13:43:08,610 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 13:43:08,610 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 123 transitions. [2025-02-06 13:43:08,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2025-02-06 13:43:08,611 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 13:43:08,611 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 13:43:08,611 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-06 13:43:08,611 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr48ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2025-02-06 13:43:08,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 13:43:08,612 INFO L85 PathProgramCache]: Analyzing trace with hash -1954372363, now seen corresponding path program 1 times [2025-02-06 13:43:08,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 13:43:08,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1438288351] [2025-02-06 13:43:08,612 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 13:43:08,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 13:43:08,616 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 10 statements into 1 equivalence classes. [2025-02-06 13:43:08,621 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 10 of 10 statements. [2025-02-06 13:43:08,621 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 13:43:08,621 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 13:43:08,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 13:43:08,639 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 13:43:08,639 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1438288351] [2025-02-06 13:43:08,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1438288351] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 13:43:08,639 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 13:43:08,639 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 13:43:08,639 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376125953] [2025-02-06 13:43:08,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 13:43:08,640 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 13:43:08,640 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 13:43:08,640 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 13:43:08,640 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 13:43:08,640 INFO L87 Difference]: Start difference. First operand 114 states and 123 transitions. Second operand has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 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) [2025-02-06 13:43:08,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 13:43:08,727 INFO L93 Difference]: Finished difference Result 114 states and 123 transitions. [2025-02-06 13:43:08,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 13:43:08,727 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2025-02-06 13:43:08,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 13:43:08,728 INFO L225 Difference]: With dead ends: 114 [2025-02-06 13:43:08,728 INFO L226 Difference]: Without dead ends: 96 [2025-02-06 13:43:08,728 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 [2025-02-06 13:43:08,728 INFO L435 NwaCegarLoop]: 47 mSDtfsCounter, 37 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 84 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 13:43:08,729 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 84 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 13:43:08,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2025-02-06 13:43:08,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2025-02-06 13:43:08,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 78 states have (on average 1.3461538461538463) internal successors, (105), 95 states have internal predecessors, (105), 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) [2025-02-06 13:43:08,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 105 transitions. [2025-02-06 13:43:08,732 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 105 transitions. Word has length 10 [2025-02-06 13:43:08,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 13:43:08,732 INFO L471 AbstractCegarLoop]: Abstraction has 96 states and 105 transitions. [2025-02-06 13:43:08,732 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 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) [2025-02-06 13:43:08,732 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 105 transitions. [2025-02-06 13:43:08,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2025-02-06 13:43:08,733 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 13:43:08,733 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 13:43:08,733 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-06 13:43:08,733 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr51ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2025-02-06 13:43:08,733 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 13:43:08,733 INFO L85 PathProgramCache]: Analyzing trace with hash -455962262, now seen corresponding path program 1 times [2025-02-06 13:43:08,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 13:43:08,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449471854] [2025-02-06 13:43:08,733 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 13:43:08,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 13:43:08,736 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-02-06 13:43:08,740 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-02-06 13:43:08,740 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 13:43:08,740 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 13:43:08,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 13:43:08,769 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 13:43:08,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449471854] [2025-02-06 13:43:08,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1449471854] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 13:43:08,769 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 13:43:08,769 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-06 13:43:08,769 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118721437] [2025-02-06 13:43:08,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 13:43:08,769 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-06 13:43:08,769 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 13:43:08,770 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-06 13:43:08,770 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2025-02-06 13:43:08,770 INFO L87 Difference]: Start difference. First operand 96 states and 105 transitions. Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 13:43:08,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 13:43:08,826 INFO L93 Difference]: Finished difference Result 176 states and 193 transitions. [2025-02-06 13:43:08,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-06 13:43:08,827 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2025-02-06 13:43:08,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 13:43:08,827 INFO L225 Difference]: With dead ends: 176 [2025-02-06 13:43:08,827 INFO L226 Difference]: Without dead ends: 90 [2025-02-06 13:43:08,828 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2025-02-06 13:43:08,828 INFO L435 NwaCegarLoop]: 90 mSDtfsCounter, 2 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 123 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 13:43:08,828 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 123 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 13:43:08,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2025-02-06 13:43:08,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2025-02-06 13:43:08,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 74 states have (on average 1.3243243243243243) internal successors, (98), 89 states have internal predecessors, (98), 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) [2025-02-06 13:43:08,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 98 transitions. [2025-02-06 13:43:08,832 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 98 transitions. Word has length 11 [2025-02-06 13:43:08,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 13:43:08,832 INFO L471 AbstractCegarLoop]: Abstraction has 90 states and 98 transitions. [2025-02-06 13:43:08,832 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 13:43:08,832 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 98 transitions. [2025-02-06 13:43:08,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2025-02-06 13:43:08,832 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 13:43:08,832 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 13:43:08,832 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-02-06 13:43:08,832 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr45ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2025-02-06 13:43:08,833 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 13:43:08,833 INFO L85 PathProgramCache]: Analyzing trace with hash -647423490, now seen corresponding path program 1 times [2025-02-06 13:43:08,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 13:43:08,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132485855] [2025-02-06 13:43:08,833 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 13:43:08,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 13:43:08,836 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 15 statements into 1 equivalence classes. [2025-02-06 13:43:08,840 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 15 of 15 statements. [2025-02-06 13:43:08,840 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 13:43:08,840 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 13:43:08,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 13:43:08,869 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 13:43:08,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132485855] [2025-02-06 13:43:08,869 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [132485855] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 13:43:08,869 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 13:43:08,869 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 13:43:08,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568680294] [2025-02-06 13:43:08,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 13:43:08,870 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 13:43:08,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 13:43:08,870 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 13:43:08,870 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 13:43:08,870 INFO L87 Difference]: Start difference. First operand 90 states and 98 transitions. Second operand has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 13:43:08,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 13:43:08,902 INFO L93 Difference]: Finished difference Result 90 states and 98 transitions. [2025-02-06 13:43:08,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 13:43:08,902 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2025-02-06 13:43:08,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 13:43:08,903 INFO L225 Difference]: With dead ends: 90 [2025-02-06 13:43:08,903 INFO L226 Difference]: Without dead ends: 82 [2025-02-06 13:43:08,903 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 [2025-02-06 13:43:08,904 INFO L435 NwaCegarLoop]: 66 mSDtfsCounter, 60 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 67 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-06 13:43:08,904 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 67 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-06 13:43:08,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2025-02-06 13:43:08,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2025-02-06 13:43:08,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 74 states have (on average 1.2162162162162162) internal successors, (90), 81 states have internal predecessors, (90), 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) [2025-02-06 13:43:08,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 90 transitions. [2025-02-06 13:43:08,907 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 90 transitions. Word has length 15 [2025-02-06 13:43:08,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 13:43:08,907 INFO L471 AbstractCegarLoop]: Abstraction has 82 states and 90 transitions. [2025-02-06 13:43:08,907 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 13:43:08,907 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 90 transitions. [2025-02-06 13:43:08,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2025-02-06 13:43:08,907 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 13:43:08,907 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 13:43:08,907 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-02-06 13:43:08,908 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr44ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2025-02-06 13:43:08,908 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 13:43:08,908 INFO L85 PathProgramCache]: Analyzing trace with hash 1404708398, now seen corresponding path program 1 times [2025-02-06 13:43:08,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 13:43:08,908 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449117128] [2025-02-06 13:43:08,908 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 13:43:08,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 13:43:08,912 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 16 statements into 1 equivalence classes. [2025-02-06 13:43:08,916 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 16 of 16 statements. [2025-02-06 13:43:08,916 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 13:43:08,916 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 13:43:08,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 13:43:08,944 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 13:43:08,944 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [449117128] [2025-02-06 13:43:08,944 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [449117128] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 13:43:08,944 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 13:43:08,944 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 13:43:08,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866279162] [2025-02-06 13:43:08,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 13:43:08,944 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 13:43:08,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 13:43:08,945 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 13:43:08,945 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 13:43:08,945 INFO L87 Difference]: Start difference. First operand 82 states and 90 transitions. Second operand has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 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) [2025-02-06 13:43:08,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 13:43:08,979 INFO L93 Difference]: Finished difference Result 145 states and 160 transitions. [2025-02-06 13:43:08,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 13:43:08,979 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2025-02-06 13:43:08,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 13:43:08,980 INFO L225 Difference]: With dead ends: 145 [2025-02-06 13:43:08,980 INFO L226 Difference]: Without dead ends: 137 [2025-02-06 13:43:08,980 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 [2025-02-06 13:43:08,981 INFO L435 NwaCegarLoop]: 73 mSDtfsCounter, 59 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 123 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-06 13:43:08,981 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 123 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-06 13:43:08,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2025-02-06 13:43:08,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2025-02-06 13:43:08,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 130 states have (on average 1.1692307692307693) internal successors, (152), 136 states have internal predecessors, (152), 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) [2025-02-06 13:43:08,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 152 transitions. [2025-02-06 13:43:08,985 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 152 transitions. Word has length 16 [2025-02-06 13:43:08,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 13:43:08,985 INFO L471 AbstractCegarLoop]: Abstraction has 137 states and 152 transitions. [2025-02-06 13:43:08,985 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 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) [2025-02-06 13:43:08,986 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 152 transitions. [2025-02-06 13:43:08,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2025-02-06 13:43:08,986 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 13:43:08,986 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 13:43:08,986 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-02-06 13:43:08,986 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr38ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2025-02-06 13:43:08,986 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 13:43:08,986 INFO L85 PathProgramCache]: Analyzing trace with hash -2112699929, now seen corresponding path program 1 times [2025-02-06 13:43:08,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 13:43:08,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [893894385] [2025-02-06 13:43:08,987 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 13:43:08,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 13:43:08,990 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 22 statements into 1 equivalence classes. [2025-02-06 13:43:08,995 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 22 of 22 statements. [2025-02-06 13:43:08,995 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 13:43:08,995 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 13:43:09,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 13:43:09,101 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 13:43:09,101 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [893894385] [2025-02-06 13:43:09,101 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [893894385] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 13:43:09,101 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 13:43:09,101 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 13:43:09,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489878845] [2025-02-06 13:43:09,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 13:43:09,101 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-06 13:43:09,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 13:43:09,102 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-06 13:43:09,102 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2025-02-06 13:43:09,102 INFO L87 Difference]: Start difference. First operand 137 states and 152 transitions. Second operand has 4 states, 3 states have (on average 7.333333333333333) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 13:43:09,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 13:43:09,150 INFO L93 Difference]: Finished difference Result 191 states and 212 transitions. [2025-02-06 13:43:09,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-06 13:43:09,151 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 7.333333333333333) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2025-02-06 13:43:09,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 13:43:09,151 INFO L225 Difference]: With dead ends: 191 [2025-02-06 13:43:09,152 INFO L226 Difference]: Without dead ends: 184 [2025-02-06 13:43:09,152 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2025-02-06 13:43:09,152 INFO L435 NwaCegarLoop]: 72 mSDtfsCounter, 110 mSDsluCounter, 93 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 165 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-06 13:43:09,153 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [110 Valid, 165 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-06 13:43:09,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2025-02-06 13:43:09,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 184. [2025-02-06 13:43:09,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 178 states have (on average 1.151685393258427) internal successors, (205), 183 states have internal predecessors, (205), 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) [2025-02-06 13:43:09,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 205 transitions. [2025-02-06 13:43:09,158 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 205 transitions. Word has length 22 [2025-02-06 13:43:09,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 13:43:09,158 INFO L471 AbstractCegarLoop]: Abstraction has 184 states and 205 transitions. [2025-02-06 13:43:09,158 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 7.333333333333333) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 13:43:09,158 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 205 transitions. [2025-02-06 13:43:09,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2025-02-06 13:43:09,159 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 13:43:09,159 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 13:43:09,159 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-02-06 13:43:09,159 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2025-02-06 13:43:09,160 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 13:43:09,160 INFO L85 PathProgramCache]: Analyzing trace with hash 250517536, now seen corresponding path program 1 times [2025-02-06 13:43:09,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 13:43:09,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139890789] [2025-02-06 13:43:09,160 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 13:43:09,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 13:43:09,165 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 28 statements into 1 equivalence classes. [2025-02-06 13:43:09,171 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 28 of 28 statements. [2025-02-06 13:43:09,171 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 13:43:09,171 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 13:43:09,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 13:43:09,236 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 13:43:09,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139890789] [2025-02-06 13:43:09,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [139890789] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 13:43:09,236 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 13:43:09,236 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-06 13:43:09,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827076188] [2025-02-06 13:43:09,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 13:43:09,237 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-06 13:43:09,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 13:43:09,237 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-06 13:43:09,237 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2025-02-06 13:43:09,237 INFO L87 Difference]: Start difference. First operand 184 states and 205 transitions. Second operand has 5 states, 4 states have (on average 7.0) internal successors, (28), 5 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 13:43:09,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 13:43:09,298 INFO L93 Difference]: Finished difference Result 229 states and 255 transitions. [2025-02-06 13:43:09,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-06 13:43:09,298 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 7.0) internal successors, (28), 5 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28 [2025-02-06 13:43:09,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 13:43:09,299 INFO L225 Difference]: With dead ends: 229 [2025-02-06 13:43:09,299 INFO L226 Difference]: Without dead ends: 223 [2025-02-06 13:43:09,299 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2025-02-06 13:43:09,300 INFO L435 NwaCegarLoop]: 71 mSDtfsCounter, 153 mSDsluCounter, 129 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 153 SdHoareTripleChecker+Valid, 200 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 13:43:09,300 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [153 Valid, 200 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 13:43:09,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2025-02-06 13:43:09,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 223. [2025-02-06 13:43:09,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 223 states, 218 states have (on average 1.1422018348623852) internal successors, (249), 222 states have internal predecessors, (249), 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) [2025-02-06 13:43:09,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 249 transitions. [2025-02-06 13:43:09,305 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 249 transitions. Word has length 28 [2025-02-06 13:43:09,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 13:43:09,305 INFO L471 AbstractCegarLoop]: Abstraction has 223 states and 249 transitions. [2025-02-06 13:43:09,306 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 7.0) internal successors, (28), 5 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 13:43:09,306 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 249 transitions. [2025-02-06 13:43:09,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2025-02-06 13:43:09,306 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 13:43:09,307 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 13:43:09,307 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-02-06 13:43:09,307 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2025-02-06 13:43:09,307 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 13:43:09,307 INFO L85 PathProgramCache]: Analyzing trace with hash 1754777817, now seen corresponding path program 1 times [2025-02-06 13:43:09,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 13:43:09,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669737458] [2025-02-06 13:43:09,308 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 13:43:09,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 13:43:09,312 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 34 statements into 1 equivalence classes. [2025-02-06 13:43:09,315 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 34 of 34 statements. [2025-02-06 13:43:09,315 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 13:43:09,316 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 13:43:09,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 13:43:09,349 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 13:43:09,349 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669737458] [2025-02-06 13:43:09,349 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669737458] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 13:43:09,349 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 13:43:09,349 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-02-06 13:43:09,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162508552] [2025-02-06 13:43:09,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 13:43:09,350 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-06 13:43:09,350 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 13:43:09,350 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-06 13:43:09,350 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2025-02-06 13:43:09,351 INFO L87 Difference]: Start difference. First operand 223 states and 249 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 13:43:09,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 13:43:09,431 INFO L93 Difference]: Finished difference Result 347 states and 388 transitions. [2025-02-06 13:43:09,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-06 13:43:09,431 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2025-02-06 13:43:09,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 13:43:09,432 INFO L225 Difference]: With dead ends: 347 [2025-02-06 13:43:09,432 INFO L226 Difference]: Without dead ends: 194 [2025-02-06 13:43:09,433 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2025-02-06 13:43:09,433 INFO L435 NwaCegarLoop]: 69 mSDtfsCounter, 2 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 124 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 107 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 13:43:09,433 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 107 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 13:43:09,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2025-02-06 13:43:09,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 194. [2025-02-06 13:43:09,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 190 states have (on average 1.1368421052631579) internal successors, (216), 193 states have internal predecessors, (216), 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) [2025-02-06 13:43:09,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 216 transitions. [2025-02-06 13:43:09,442 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 216 transitions. Word has length 34 [2025-02-06 13:43:09,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 13:43:09,444 INFO L471 AbstractCegarLoop]: Abstraction has 194 states and 216 transitions. [2025-02-06 13:43:09,444 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 13:43:09,444 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 216 transitions. [2025-02-06 13:43:09,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2025-02-06 13:43:09,445 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 13:43:09,445 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 13:43:09,445 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-02-06 13:43:09,445 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2025-02-06 13:43:09,445 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 13:43:09,445 INFO L85 PathProgramCache]: Analyzing trace with hash -871503245, now seen corresponding path program 1 times [2025-02-06 13:43:09,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 13:43:09,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [968478089] [2025-02-06 13:43:09,446 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 13:43:09,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 13:43:09,450 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 38 statements into 1 equivalence classes. [2025-02-06 13:43:09,458 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 38 of 38 statements. [2025-02-06 13:43:09,458 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 13:43:09,458 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 13:43:09,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 13:43:09,504 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 13:43:09,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [968478089] [2025-02-06 13:43:09,504 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [968478089] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 13:43:09,505 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 13:43:09,505 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-02-06 13:43:09,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444949251] [2025-02-06 13:43:09,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 13:43:09,505 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-02-06 13:43:09,505 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 13:43:09,505 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-06 13:43:09,506 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2025-02-06 13:43:09,506 INFO L87 Difference]: Start difference. First operand 194 states and 216 transitions. Second operand has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 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) [2025-02-06 13:43:09,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 13:43:09,571 INFO L93 Difference]: Finished difference Result 293 states and 327 transitions. [2025-02-06 13:43:09,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-06 13:43:09,571 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2025-02-06 13:43:09,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 13:43:09,572 INFO L225 Difference]: With dead ends: 293 [2025-02-06 13:43:09,573 INFO L226 Difference]: Without dead ends: 165 [2025-02-06 13:43:09,574 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2025-02-06 13:43:09,574 INFO L435 NwaCegarLoop]: 59 mSDtfsCounter, 2 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 91 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 13:43:09,576 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 91 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 13:43:09,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2025-02-06 13:43:09,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 165. [2025-02-06 13:43:09,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 165 states, 162 states have (on average 1.1296296296296295) internal successors, (183), 164 states have internal predecessors, (183), 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) [2025-02-06 13:43:09,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 183 transitions. [2025-02-06 13:43:09,582 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 183 transitions. Word has length 38 [2025-02-06 13:43:09,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 13:43:09,582 INFO L471 AbstractCegarLoop]: Abstraction has 165 states and 183 transitions. [2025-02-06 13:43:09,582 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 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) [2025-02-06 13:43:09,582 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 183 transitions. [2025-02-06 13:43:09,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2025-02-06 13:43:09,583 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 13:43:09,583 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 13:43:09,583 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2025-02-06 13:43:09,583 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2025-02-06 13:43:09,583 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 13:43:09,586 INFO L85 PathProgramCache]: Analyzing trace with hash 1576876685, now seen corresponding path program 1 times [2025-02-06 13:43:09,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 13:43:09,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1726645124] [2025-02-06 13:43:09,586 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 13:43:09,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 13:43:09,594 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 42 statements into 1 equivalence classes. [2025-02-06 13:43:09,606 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 42 of 42 statements. [2025-02-06 13:43:09,606 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 13:43:09,606 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 13:43:09,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 13:43:09,673 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 13:43:09,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1726645124] [2025-02-06 13:43:09,673 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1726645124] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 13:43:09,673 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 13:43:09,673 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2025-02-06 13:43:09,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016045519] [2025-02-06 13:43:09,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 13:43:09,673 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-02-06 13:43:09,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 13:43:09,674 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-02-06 13:43:09,674 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-02-06 13:43:09,674 INFO L87 Difference]: Start difference. First operand 165 states and 183 transitions. Second operand has 7 states, 7 states have (on average 6.0) internal successors, (42), 7 states have internal predecessors, (42), 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) [2025-02-06 13:43:09,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 13:43:09,743 INFO L93 Difference]: Finished difference Result 239 states and 266 transitions. [2025-02-06 13:43:09,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-02-06 13:43:09,743 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.0) internal successors, (42), 7 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 42 [2025-02-06 13:43:09,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 13:43:09,744 INFO L225 Difference]: With dead ends: 239 [2025-02-06 13:43:09,744 INFO L226 Difference]: Without dead ends: 136 [2025-02-06 13:43:09,744 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-02-06 13:43:09,744 INFO L435 NwaCegarLoop]: 49 mSDtfsCounter, 2 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 152 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 88 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 152 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 13:43:09,745 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 88 Invalid, 152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 152 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 13:43:09,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2025-02-06 13:43:09,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2025-02-06 13:43:09,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 134 states have (on average 1.1194029850746268) internal successors, (150), 135 states have internal predecessors, (150), 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) [2025-02-06 13:43:09,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 150 transitions. [2025-02-06 13:43:09,747 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 150 transitions. Word has length 42 [2025-02-06 13:43:09,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 13:43:09,747 INFO L471 AbstractCegarLoop]: Abstraction has 136 states and 150 transitions. [2025-02-06 13:43:09,748 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.0) internal successors, (42), 7 states have internal predecessors, (42), 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) [2025-02-06 13:43:09,748 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 150 transitions. [2025-02-06 13:43:09,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2025-02-06 13:43:09,748 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 13:43:09,749 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 13:43:09,749 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2025-02-06 13:43:09,749 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2025-02-06 13:43:09,749 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 13:43:09,749 INFO L85 PathProgramCache]: Analyzing trace with hash -919963353, now seen corresponding path program 1 times [2025-02-06 13:43:09,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 13:43:09,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680141112] [2025-02-06 13:43:09,749 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 13:43:09,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 13:43:09,754 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 46 statements into 1 equivalence classes. [2025-02-06 13:43:09,758 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 46 of 46 statements. [2025-02-06 13:43:09,758 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 13:43:09,758 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 13:43:09,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 13:43:09,815 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 13:43:09,815 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1680141112] [2025-02-06 13:43:09,815 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1680141112] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 13:43:09,815 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 13:43:09,815 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2025-02-06 13:43:09,815 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621956263] [2025-02-06 13:43:09,815 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 13:43:09,816 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-02-06 13:43:09,816 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 13:43:09,817 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-02-06 13:43:09,817 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2025-02-06 13:43:09,817 INFO L87 Difference]: Start difference. First operand 136 states and 150 transitions. Second operand has 8 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 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) [2025-02-06 13:43:09,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 13:43:09,873 INFO L93 Difference]: Finished difference Result 185 states and 205 transitions. [2025-02-06 13:43:09,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-02-06 13:43:09,873 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 46 [2025-02-06 13:43:09,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 13:43:09,874 INFO L225 Difference]: With dead ends: 185 [2025-02-06 13:43:09,874 INFO L226 Difference]: Without dead ends: 107 [2025-02-06 13:43:09,874 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2025-02-06 13:43:09,874 INFO L435 NwaCegarLoop]: 39 mSDtfsCounter, 2 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 59 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 13:43:09,875 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 59 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 13:43:09,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2025-02-06 13:43:09,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2025-02-06 13:43:09,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 106 states have (on average 1.1037735849056605) internal successors, (117), 106 states have internal predecessors, (117), 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) [2025-02-06 13:43:09,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 117 transitions. [2025-02-06 13:43:09,879 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 117 transitions. Word has length 46 [2025-02-06 13:43:09,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 13:43:09,879 INFO L471 AbstractCegarLoop]: Abstraction has 107 states and 117 transitions. [2025-02-06 13:43:09,879 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 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) [2025-02-06 13:43:09,879 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 117 transitions. [2025-02-06 13:43:09,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2025-02-06 13:43:09,880 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 13:43:09,880 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 13:43:09,880 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2025-02-06 13:43:09,880 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2025-02-06 13:43:09,880 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 13:43:09,880 INFO L85 PathProgramCache]: Analyzing trace with hash 1202820988, now seen corresponding path program 1 times [2025-02-06 13:43:09,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 13:43:09,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111378230] [2025-02-06 13:43:09,880 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 13:43:09,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 13:43:09,890 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 50 statements into 1 equivalence classes. [2025-02-06 13:43:09,898 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 50 of 50 statements. [2025-02-06 13:43:09,900 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 13:43:09,900 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 13:43:10,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 13:43:10,003 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 13:43:10,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1111378230] [2025-02-06 13:43:10,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1111378230] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 13:43:10,003 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 13:43:10,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2025-02-06 13:43:10,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915316035] [2025-02-06 13:43:10,003 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 13:43:10,003 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2025-02-06 13:43:10,003 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 13:43:10,004 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2025-02-06 13:43:10,004 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2025-02-06 13:43:10,004 INFO L87 Difference]: Start difference. First operand 107 states and 117 transitions. Second operand has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 9 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 13:43:10,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 13:43:10,105 INFO L93 Difference]: Finished difference Result 140 states and 154 transitions. [2025-02-06 13:43:10,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-02-06 13:43:10,105 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 9 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 50 [2025-02-06 13:43:10,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 13:43:10,106 INFO L225 Difference]: With dead ends: 140 [2025-02-06 13:43:10,106 INFO L226 Difference]: Without dead ends: 87 [2025-02-06 13:43:10,106 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2025-02-06 13:43:10,107 INFO L435 NwaCegarLoop]: 30 mSDtfsCounter, 2 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 266 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 266 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 13:43:10,107 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 86 Invalid, 266 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 266 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 13:43:10,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2025-02-06 13:43:10,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2025-02-06 13:43:10,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 86 states have (on average 1.0930232558139534) internal successors, (94), 86 states have internal predecessors, (94), 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) [2025-02-06 13:43:10,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 94 transitions. [2025-02-06 13:43:10,109 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 94 transitions. Word has length 50 [2025-02-06 13:43:10,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 13:43:10,109 INFO L471 AbstractCegarLoop]: Abstraction has 87 states and 94 transitions. [2025-02-06 13:43:10,109 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 9 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 13:43:10,109 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 94 transitions. [2025-02-06 13:43:10,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2025-02-06 13:43:10,109 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 13:43:10,110 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 13:43:10,110 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2025-02-06 13:43:10,110 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2025-02-06 13:43:10,110 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 13:43:10,110 INFO L85 PathProgramCache]: Analyzing trace with hash 1355047633, now seen corresponding path program 1 times [2025-02-06 13:43:10,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 13:43:10,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1590892935] [2025-02-06 13:43:10,110 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 13:43:10,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 13:43:10,114 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 54 statements into 1 equivalence classes. [2025-02-06 13:43:10,118 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 54 of 54 statements. [2025-02-06 13:43:10,118 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 13:43:10,118 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 13:43:10,197 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-02-06 13:43:10,197 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 13:43:10,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1590892935] [2025-02-06 13:43:10,198 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1590892935] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 13:43:10,198 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 13:43:10,198 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2025-02-06 13:43:10,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314195865] [2025-02-06 13:43:10,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 13:43:10,198 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-02-06 13:43:10,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 13:43:10,199 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-02-06 13:43:10,199 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2025-02-06 13:43:10,199 INFO L87 Difference]: Start difference. First operand 87 states and 94 transitions. Second operand has 10 states, 10 states have (on average 4.9) internal successors, (49), 10 states have internal predecessors, (49), 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) [2025-02-06 13:43:10,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 13:43:10,250 INFO L93 Difference]: Finished difference Result 112 states and 122 transitions. [2025-02-06 13:43:10,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-02-06 13:43:10,251 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.9) internal successors, (49), 10 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2025-02-06 13:43:10,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 13:43:10,251 INFO L225 Difference]: With dead ends: 112 [2025-02-06 13:43:10,251 INFO L226 Difference]: Without dead ends: 75 [2025-02-06 13:43:10,251 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2025-02-06 13:43:10,252 INFO L435 NwaCegarLoop]: 21 mSDtfsCounter, 2 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 33 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-06 13:43:10,252 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 33 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-06 13:43:10,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2025-02-06 13:43:10,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2025-02-06 13:43:10,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 74 states have (on average 1.0810810810810811) internal successors, (80), 74 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 13:43:10,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 80 transitions. [2025-02-06 13:43:10,253 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 80 transitions. Word has length 54 [2025-02-06 13:43:10,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 13:43:10,253 INFO L471 AbstractCegarLoop]: Abstraction has 75 states and 80 transitions. [2025-02-06 13:43:10,253 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.9) internal successors, (49), 10 states have internal predecessors, (49), 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) [2025-02-06 13:43:10,253 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 80 transitions. [2025-02-06 13:43:10,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2025-02-06 13:43:10,254 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 13:43:10,254 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 13:43:10,254 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2025-02-06 13:43:10,254 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2025-02-06 13:43:10,254 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 13:43:10,254 INFO L85 PathProgramCache]: Analyzing trace with hash -931218650, now seen corresponding path program 1 times [2025-02-06 13:43:10,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 13:43:10,254 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929640733] [2025-02-06 13:43:10,254 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 13:43:10,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 13:43:10,259 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 58 statements into 1 equivalence classes. [2025-02-06 13:43:10,263 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 58 of 58 statements. [2025-02-06 13:43:10,263 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 13:43:10,263 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 13:43:10,354 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2025-02-06 13:43:10,355 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 13:43:10,355 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1929640733] [2025-02-06 13:43:10,355 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1929640733] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 13:43:10,355 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 13:43:10,355 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-02-06 13:43:10,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173467275] [2025-02-06 13:43:10,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 13:43:10,355 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2025-02-06 13:43:10,356 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 13:43:10,356 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2025-02-06 13:43:10,356 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2025-02-06 13:43:10,356 INFO L87 Difference]: Start difference. First operand 75 states and 80 transitions. Second operand has 11 states, 11 states have (on average 4.2727272727272725) internal successors, (47), 11 states have internal predecessors, (47), 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) [2025-02-06 13:43:10,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 13:43:10,405 INFO L93 Difference]: Finished difference Result 100 states and 108 transitions. [2025-02-06 13:43:10,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-02-06 13:43:10,406 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.2727272727272725) internal successors, (47), 11 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 58 [2025-02-06 13:43:10,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 13:43:10,406 INFO L225 Difference]: With dead ends: 100 [2025-02-06 13:43:10,406 INFO L226 Difference]: Without dead ends: 71 [2025-02-06 13:43:10,406 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2025-02-06 13:43:10,407 INFO L435 NwaCegarLoop]: 12 mSDtfsCounter, 2 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 24 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-06 13:43:10,407 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 24 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-06 13:43:10,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2025-02-06 13:43:10,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2025-02-06 13:43:10,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 70 states have (on average 1.0714285714285714) internal successors, (75), 70 states have internal predecessors, (75), 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) [2025-02-06 13:43:10,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 75 transitions. [2025-02-06 13:43:10,409 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 75 transitions. Word has length 58 [2025-02-06 13:43:10,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 13:43:10,409 INFO L471 AbstractCegarLoop]: Abstraction has 71 states and 75 transitions. [2025-02-06 13:43:10,409 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.2727272727272725) internal successors, (47), 11 states have internal predecessors, (47), 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) [2025-02-06 13:43:10,409 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 75 transitions. [2025-02-06 13:43:10,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2025-02-06 13:43:10,409 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 13:43:10,409 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 13:43:10,409 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2025-02-06 13:43:10,410 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2025-02-06 13:43:10,410 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 13:43:10,410 INFO L85 PathProgramCache]: Analyzing trace with hash -2067496837, now seen corresponding path program 1 times [2025-02-06 13:43:10,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 13:43:10,410 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454008482] [2025-02-06 13:43:10,410 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 13:43:10,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 13:43:10,414 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 62 statements into 1 equivalence classes. [2025-02-06 13:43:10,422 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 62 of 62 statements. [2025-02-06 13:43:10,422 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 13:43:10,422 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 13:43:10,549 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2025-02-06 13:43:10,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 13:43:10,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1454008482] [2025-02-06 13:43:10,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1454008482] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 13:43:10,549 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 13:43:10,550 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2025-02-06 13:43:10,550 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926237209] [2025-02-06 13:43:10,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 13:43:10,550 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-02-06 13:43:10,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 13:43:10,551 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-02-06 13:43:10,552 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2025-02-06 13:43:10,552 INFO L87 Difference]: Start difference. First operand 71 states and 75 transitions. Second operand has 12 states, 12 states have (on average 3.9166666666666665) internal successors, (47), 12 states have internal predecessors, (47), 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) [2025-02-06 13:43:10,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 13:43:10,628 INFO L93 Difference]: Finished difference Result 104 states and 112 transitions. [2025-02-06 13:43:10,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-02-06 13:43:10,632 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 3.9166666666666665) internal successors, (47), 12 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 62 [2025-02-06 13:43:10,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 13:43:10,632 INFO L225 Difference]: With dead ends: 104 [2025-02-06 13:43:10,632 INFO L226 Difference]: Without dead ends: 75 [2025-02-06 13:43:10,633 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2025-02-06 13:43:10,634 INFO L435 NwaCegarLoop]: 8 mSDtfsCounter, 2 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 127 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 20 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 13:43:10,634 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 20 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 13:43:10,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2025-02-06 13:43:10,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 73. [2025-02-06 13:43:10,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 72 states have (on average 1.0694444444444444) internal successors, (77), 72 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 13:43:10,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 77 transitions. [2025-02-06 13:43:10,636 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 77 transitions. Word has length 62 [2025-02-06 13:43:10,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 13:43:10,636 INFO L471 AbstractCegarLoop]: Abstraction has 73 states and 77 transitions. [2025-02-06 13:43:10,636 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 3.9166666666666665) internal successors, (47), 12 states have internal predecessors, (47), 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) [2025-02-06 13:43:10,636 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 77 transitions. [2025-02-06 13:43:10,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2025-02-06 13:43:10,637 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 13:43:10,637 INFO L218 NwaCegarLoop]: trace histogram [5, 4, 4, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 13:43:10,637 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2025-02-06 13:43:10,637 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2025-02-06 13:43:10,638 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 13:43:10,638 INFO L85 PathProgramCache]: Analyzing trace with hash -1041879504, now seen corresponding path program 1 times [2025-02-06 13:43:10,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 13:43:10,638 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543604066] [2025-02-06 13:43:10,638 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 13:43:10,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 13:43:10,647 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 66 statements into 1 equivalence classes. [2025-02-06 13:43:10,658 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 66 of 66 statements. [2025-02-06 13:43:10,658 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 13:43:10,658 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 13:43:10,802 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2025-02-06 13:43:10,802 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 13:43:10,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543604066] [2025-02-06 13:43:10,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1543604066] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 13:43:10,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2021916246] [2025-02-06 13:43:10,802 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 13:43:10,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 13:43:10,802 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 13:43:10,811 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) [2025-02-06 13:43:10,812 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 [2025-02-06 13:43:10,836 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 66 statements into 1 equivalence classes. [2025-02-06 13:43:10,848 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 66 of 66 statements. [2025-02-06 13:43:10,848 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 13:43:10,848 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 13:43:10,849 INFO L256 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 12 conjuncts are in the unsatisfiable core [2025-02-06 13:43:10,856 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 13:43:10,969 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2025-02-06 13:43:10,969 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 13:43:11,206 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2025-02-06 13:43:11,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2021916246] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 13:43:11,206 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 13:43:11,206 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 25 [2025-02-06 13:43:11,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598764055] [2025-02-06 13:43:11,206 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 13:43:11,206 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2025-02-06 13:43:11,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 13:43:11,207 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2025-02-06 13:43:11,207 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=300, Invalid=300, Unknown=0, NotChecked=0, Total=600 [2025-02-06 13:43:11,207 INFO L87 Difference]: Start difference. First operand 73 states and 77 transitions. Second operand has 25 states, 25 states have (on average 3.96) internal successors, (99), 25 states have internal predecessors, (99), 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) [2025-02-06 13:43:11,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 13:43:11,335 INFO L93 Difference]: Finished difference Result 150 states and 169 transitions. [2025-02-06 13:43:11,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2025-02-06 13:43:11,335 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 3.96) internal successors, (99), 25 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 66 [2025-02-06 13:43:11,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 13:43:11,336 INFO L225 Difference]: With dead ends: 150 [2025-02-06 13:43:11,336 INFO L226 Difference]: Without dead ends: 121 [2025-02-06 13:43:11,336 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=300, Invalid=300, Unknown=0, NotChecked=0, Total=600 [2025-02-06 13:43:11,336 INFO L435 NwaCegarLoop]: 8 mSDtfsCounter, 85 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 201 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 20 SdHoareTripleChecker+Invalid, 228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 201 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 13:43:11,336 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [85 Valid, 20 Invalid, 228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 201 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 13:43:11,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2025-02-06 13:43:11,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2025-02-06 13:43:11,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 120 states have (on average 1.0416666666666667) internal successors, (125), 120 states have internal predecessors, (125), 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) [2025-02-06 13:43:11,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 125 transitions. [2025-02-06 13:43:11,338 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 125 transitions. Word has length 66 [2025-02-06 13:43:11,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 13:43:11,340 INFO L471 AbstractCegarLoop]: Abstraction has 121 states and 125 transitions. [2025-02-06 13:43:11,340 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 3.96) internal successors, (99), 25 states have internal predecessors, (99), 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) [2025-02-06 13:43:11,341 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 125 transitions. [2025-02-06 13:43:11,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2025-02-06 13:43:11,341 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 13:43:11,341 INFO L218 NwaCegarLoop]: trace histogram [17, 13, 13, 13, 4, 4, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 13:43:11,348 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-02-06 13:43:11,545 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,SelfDestructingSolverStorable16 [2025-02-06 13:43:11,545 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2025-02-06 13:43:11,546 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 13:43:11,547 INFO L85 PathProgramCache]: Analyzing trace with hash -34549844, now seen corresponding path program 2 times [2025-02-06 13:43:11,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 13:43:11,547 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939006049] [2025-02-06 13:43:11,547 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-06 13:43:11,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 13:43:11,561 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 114 statements into 2 equivalence classes. [2025-02-06 13:43:11,574 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 114 of 114 statements. [2025-02-06 13:43:11,574 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-02-06 13:43:11,574 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 13:43:12,109 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 84 proven. 338 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2025-02-06 13:43:12,109 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 13:43:12,109 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1939006049] [2025-02-06 13:43:12,109 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1939006049] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 13:43:12,109 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [168611002] [2025-02-06 13:43:12,109 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-06 13:43:12,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 13:43:12,109 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 13:43:12,113 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) [2025-02-06 13:43:12,114 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 [2025-02-06 13:43:12,143 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 114 statements into 2 equivalence classes. [2025-02-06 13:43:12,168 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 114 of 114 statements. [2025-02-06 13:43:12,168 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-02-06 13:43:12,168 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 13:43:12,169 INFO L256 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 24 conjuncts are in the unsatisfiable core [2025-02-06 13:43:12,171 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 13:43:12,353 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 84 proven. 338 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2025-02-06 13:43:12,353 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 13:43:13,096 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 84 proven. 338 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2025-02-06 13:43:13,096 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [168611002] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 13:43:13,096 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 13:43:13,096 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 25] total 49 [2025-02-06 13:43:13,096 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298927631] [2025-02-06 13:43:13,097 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 13:43:13,097 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2025-02-06 13:43:13,097 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 13:43:13,098 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2025-02-06 13:43:13,099 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1176, Invalid=1176, Unknown=0, NotChecked=0, Total=2352 [2025-02-06 13:43:13,099 INFO L87 Difference]: Start difference. First operand 121 states and 125 transitions. Second operand has 49 states, 49 states have (on average 3.979591836734694) internal successors, (195), 49 states have internal predecessors, (195), 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) [2025-02-06 13:43:13,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 13:43:13,308 INFO L93 Difference]: Finished difference Result 246 states and 277 transitions. [2025-02-06 13:43:13,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2025-02-06 13:43:13,309 INFO L78 Accepts]: Start accepts. Automaton has has 49 states, 49 states have (on average 3.979591836734694) internal successors, (195), 49 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 114 [2025-02-06 13:43:13,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 13:43:13,310 INFO L225 Difference]: With dead ends: 246 [2025-02-06 13:43:13,310 INFO L226 Difference]: Without dead ends: 217 [2025-02-06 13:43:13,311 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 251 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=1176, Invalid=1176, Unknown=0, NotChecked=0, Total=2352 [2025-02-06 13:43:13,311 INFO L435 NwaCegarLoop]: 8 mSDtfsCounter, 61 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 267 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 267 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-02-06 13:43:13,311 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 28 Invalid, 288 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 267 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-02-06 13:43:13,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2025-02-06 13:43:13,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 217. [2025-02-06 13:43:13,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217 states, 216 states have (on average 1.0231481481481481) internal successors, (221), 216 states have internal predecessors, (221), 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) [2025-02-06 13:43:13,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 221 transitions. [2025-02-06 13:43:13,315 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 221 transitions. Word has length 114 [2025-02-06 13:43:13,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 13:43:13,315 INFO L471 AbstractCegarLoop]: Abstraction has 217 states and 221 transitions. [2025-02-06 13:43:13,315 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 49 states have (on average 3.979591836734694) internal successors, (195), 49 states have internal predecessors, (195), 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) [2025-02-06 13:43:13,315 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 221 transitions. [2025-02-06 13:43:13,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2025-02-06 13:43:13,316 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 13:43:13,317 INFO L218 NwaCegarLoop]: trace histogram [41, 37, 37, 37, 4, 4, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 13:43:13,327 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-02-06 13:43:13,517 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2025-02-06 13:43:13,518 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2025-02-06 13:43:13,518 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 13:43:13,518 INFO L85 PathProgramCache]: Analyzing trace with hash 653777572, now seen corresponding path program 3 times [2025-02-06 13:43:13,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 13:43:13,519 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1720950771] [2025-02-06 13:43:13,519 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-02-06 13:43:13,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 13:43:13,527 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 210 statements into 39 equivalence classes. [2025-02-06 13:43:13,534 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) and asserted 74 of 210 statements. [2025-02-06 13:43:13,535 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2025-02-06 13:43:13,535 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 13:43:13,586 INFO L134 CoverageAnalysis]: Checked inductivity of 2996 backedges. 0 proven. 258 refuted. 0 times theorem prover too weak. 2738 trivial. 0 not checked. [2025-02-06 13:43:13,586 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 13:43:13,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1720950771] [2025-02-06 13:43:13,586 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1720950771] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 13:43:13,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [807727647] [2025-02-06 13:43:13,586 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-02-06 13:43:13,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 13:43:13,587 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 13:43:13,589 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) [2025-02-06 13:43:13,598 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 [2025-02-06 13:43:13,626 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 210 statements into 39 equivalence classes. [2025-02-06 13:43:13,665 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) and asserted 74 of 210 statements. [2025-02-06 13:43:13,665 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2025-02-06 13:43:13,665 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 13:43:13,666 INFO L256 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-02-06 13:43:13,668 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 13:43:13,897 INFO L134 CoverageAnalysis]: Checked inductivity of 2996 backedges. 0 proven. 258 refuted. 0 times theorem prover too weak. 2738 trivial. 0 not checked. [2025-02-06 13:43:13,897 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 13:43:14,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2996 backedges. 0 proven. 258 refuted. 0 times theorem prover too weak. 2738 trivial. 0 not checked. [2025-02-06 13:43:14,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [807727647] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 13:43:14,134 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 13:43:14,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2025-02-06 13:43:14,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012441448] [2025-02-06 13:43:14,134 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 13:43:14,135 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-02-06 13:43:14,135 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 13:43:14,135 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-02-06 13:43:14,135 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2025-02-06 13:43:14,135 INFO L87 Difference]: Start difference. First operand 217 states and 221 transitions. Second operand has 10 states, 9 states have (on average 14.333333333333334) internal successors, (129), 10 states have internal predecessors, (129), 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) [2025-02-06 13:43:14,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 13:43:14,157 INFO L93 Difference]: Finished difference Result 258 states and 271 transitions. [2025-02-06 13:43:14,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-02-06 13:43:14,157 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 14.333333333333334) internal successors, (129), 10 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 210 [2025-02-06 13:43:14,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 13:43:14,159 INFO L225 Difference]: With dead ends: 258 [2025-02-06 13:43:14,159 INFO L226 Difference]: Without dead ends: 257 [2025-02-06 13:43:14,159 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 423 GetRequests, 415 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2025-02-06 13:43:14,160 INFO L435 NwaCegarLoop]: 46 mSDtfsCounter, 21 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 108 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-06 13:43:14,160 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 108 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-06 13:43:14,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2025-02-06 13:43:14,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 257. [2025-02-06 13:43:14,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 257 states, 256 states have (on average 1.0390625) internal successors, (266), 256 states have internal predecessors, (266), 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) [2025-02-06 13:43:14,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 266 transitions. [2025-02-06 13:43:14,166 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 266 transitions. Word has length 210 [2025-02-06 13:43:14,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 13:43:14,166 INFO L471 AbstractCegarLoop]: Abstraction has 257 states and 266 transitions. [2025-02-06 13:43:14,166 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 14.333333333333334) internal successors, (129), 10 states have internal predecessors, (129), 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) [2025-02-06 13:43:14,166 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 266 transitions. [2025-02-06 13:43:14,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2025-02-06 13:43:14,167 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 13:43:14,168 INFO L218 NwaCegarLoop]: trace histogram [46, 37, 37, 37, 9, 9, 9, 9, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 13:43:14,175 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2025-02-06 13:43:14,372 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 13:43:14,373 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2025-02-06 13:43:14,374 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 13:43:14,374 INFO L85 PathProgramCache]: Analyzing trace with hash 584775784, now seen corresponding path program 4 times [2025-02-06 13:43:14,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 13:43:14,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44421154] [2025-02-06 13:43:14,374 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-02-06 13:43:14,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 13:43:14,382 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 240 statements into 2 equivalence classes. [2025-02-06 13:43:14,415 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 240 of 240 statements. [2025-02-06 13:43:14,418 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-02-06 13:43:14,419 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 13:43:15,773 INFO L134 CoverageAnalysis]: Checked inductivity of 3546 backedges. 608 proven. 2738 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2025-02-06 13:43:15,774 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 13:43:15,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44421154] [2025-02-06 13:43:15,775 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [44421154] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 13:43:15,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [252101203] [2025-02-06 13:43:15,775 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-02-06 13:43:15,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 13:43:15,775 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 13:43:15,777 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) [2025-02-06 13:43:15,779 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 [2025-02-06 13:43:15,803 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 240 statements into 2 equivalence classes. [2025-02-06 13:43:15,838 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 240 of 240 statements. [2025-02-06 13:43:15,839 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-02-06 13:43:15,839 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 13:43:15,841 INFO L256 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 48 conjuncts are in the unsatisfiable core [2025-02-06 13:43:15,849 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 13:43:16,075 INFO L134 CoverageAnalysis]: Checked inductivity of 3546 backedges. 608 proven. 2738 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2025-02-06 13:43:16,075 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 13:43:17,133 INFO L134 CoverageAnalysis]: Checked inductivity of 3546 backedges. 608 proven. 2738 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2025-02-06 13:43:17,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [252101203] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 13:43:17,133 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 13:43:17,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [49, 49, 49] total 53 [2025-02-06 13:43:17,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450859744] [2025-02-06 13:43:17,134 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 13:43:17,137 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2025-02-06 13:43:17,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 13:43:17,138 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2025-02-06 13:43:17,138 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1378, Invalid=1378, Unknown=0, NotChecked=0, Total=2756 [2025-02-06 13:43:17,139 INFO L87 Difference]: Start difference. First operand 257 states and 266 transitions. Second operand has 53 states, 53 states have (on average 4.716981132075472) internal successors, (250), 53 states have internal predecessors, (250), 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) [2025-02-06 13:43:17,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 13:43:17,357 INFO L93 Difference]: Finished difference Result 342 states and 363 transitions. [2025-02-06 13:43:17,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2025-02-06 13:43:17,358 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 4.716981132075472) internal successors, (250), 53 states have internal predecessors, (250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 240 [2025-02-06 13:43:17,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 13:43:17,359 INFO L225 Difference]: With dead ends: 342 [2025-02-06 13:43:17,359 INFO L226 Difference]: Without dead ends: 273 [2025-02-06 13:43:17,359 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 527 GetRequests, 432 SyntacticMatches, 44 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1262 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=1378, Invalid=1378, Unknown=0, NotChecked=0, Total=2756 [2025-02-06 13:43:17,360 INFO L435 NwaCegarLoop]: 8 mSDtfsCounter, 2 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 312 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 313 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 312 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-02-06 13:43:17,360 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 28 Invalid, 313 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 312 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-02-06 13:43:17,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2025-02-06 13:43:17,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 273. [2025-02-06 13:43:17,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 273 states, 272 states have (on average 1.036764705882353) internal successors, (282), 272 states have internal predecessors, (282), 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) [2025-02-06 13:43:17,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 282 transitions. [2025-02-06 13:43:17,370 INFO L78 Accepts]: Start accepts. Automaton has 273 states and 282 transitions. Word has length 240 [2025-02-06 13:43:17,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 13:43:17,371 INFO L471 AbstractCegarLoop]: Abstraction has 273 states and 282 transitions. [2025-02-06 13:43:17,371 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 53 states have (on average 4.716981132075472) internal successors, (250), 53 states have internal predecessors, (250), 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) [2025-02-06 13:43:17,371 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 282 transitions. [2025-02-06 13:43:17,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2025-02-06 13:43:17,372 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 13:43:17,373 INFO L218 NwaCegarLoop]: trace histogram [50, 41, 41, 41, 9, 9, 9, 9, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 13:43:17,380 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2025-02-06 13:43:17,574 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 13:43:17,574 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2025-02-06 13:43:17,575 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 13:43:17,575 INFO L85 PathProgramCache]: Analyzing trace with hash 1850934076, now seen corresponding path program 5 times [2025-02-06 13:43:17,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 13:43:17,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177046356] [2025-02-06 13:43:17,575 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-02-06 13:43:17,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 13:43:17,582 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 256 statements into 43 equivalence classes. [2025-02-06 13:43:17,628 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 43 check-sat command(s) and asserted 256 of 256 statements. [2025-02-06 13:43:17,629 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 43 check-sat command(s) [2025-02-06 13:43:17,629 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 13:43:17,778 INFO L134 CoverageAnalysis]: Checked inductivity of 4234 backedges. 0 proven. 872 refuted. 0 times theorem prover too weak. 3362 trivial. 0 not checked. [2025-02-06 13:43:17,778 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 13:43:17,778 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [177046356] [2025-02-06 13:43:17,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [177046356] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 13:43:17,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1364208403] [2025-02-06 13:43:17,779 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-02-06 13:43:17,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 13:43:17,780 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 13:43:17,782 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) [2025-02-06 13:43:17,789 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 [2025-02-06 13:43:17,816 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 256 statements into 43 equivalence classes. [2025-02-06 13:43:17,862 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 43 check-sat command(s) and asserted 256 of 256 statements. [2025-02-06 13:43:17,862 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 43 check-sat command(s) [2025-02-06 13:43:17,862 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 13:43:17,863 INFO L256 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 10 conjuncts are in the unsatisfiable core [2025-02-06 13:43:17,866 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 13:43:18,066 INFO L134 CoverageAnalysis]: Checked inductivity of 4234 backedges. 0 proven. 872 refuted. 0 times theorem prover too weak. 3362 trivial. 0 not checked. [2025-02-06 13:43:18,066 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 13:43:18,373 INFO L134 CoverageAnalysis]: Checked inductivity of 4234 backedges. 0 proven. 872 refuted. 0 times theorem prover too weak. 3362 trivial. 0 not checked. [2025-02-06 13:43:18,373 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1364208403] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 13:43:18,373 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 13:43:18,373 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 19 [2025-02-06 13:43:18,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1159981767] [2025-02-06 13:43:18,373 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 13:43:18,374 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2025-02-06 13:43:18,374 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 13:43:18,374 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2025-02-06 13:43:18,375 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=190, Invalid=190, Unknown=0, NotChecked=0, Total=380 [2025-02-06 13:43:18,375 INFO L87 Difference]: Start difference. First operand 273 states and 282 transitions. Second operand has 20 states, 19 states have (on average 9.947368421052632) internal successors, (189), 20 states have internal predecessors, (189), 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) [2025-02-06 13:43:18,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 13:43:18,420 INFO L93 Difference]: Finished difference Result 354 states and 382 transitions. [2025-02-06 13:43:18,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-02-06 13:43:18,420 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 9.947368421052632) internal successors, (189), 20 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 256 [2025-02-06 13:43:18,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 13:43:18,422 INFO L225 Difference]: With dead ends: 354 [2025-02-06 13:43:18,422 INFO L226 Difference]: Without dead ends: 353 [2025-02-06 13:43:18,422 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 520 GetRequests, 502 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=190, Invalid=190, Unknown=0, NotChecked=0, Total=380 [2025-02-06 13:43:18,423 INFO L435 NwaCegarLoop]: 46 mSDtfsCounter, 90 mSDsluCounter, 130 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 176 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-06 13:43:18,423 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 176 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-06 13:43:18,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 353 states. [2025-02-06 13:43:18,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 353 to 353. [2025-02-06 13:43:18,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 353 states, 352 states have (on average 1.0568181818181819) internal successors, (372), 352 states have internal predecessors, (372), 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) [2025-02-06 13:43:18,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 372 transitions. [2025-02-06 13:43:18,429 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 372 transitions. Word has length 256 [2025-02-06 13:43:18,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 13:43:18,429 INFO L471 AbstractCegarLoop]: Abstraction has 353 states and 372 transitions. [2025-02-06 13:43:18,429 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 9.947368421052632) internal successors, (189), 20 states have internal predecessors, (189), 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) [2025-02-06 13:43:18,430 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 372 transitions. [2025-02-06 13:43:18,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2025-02-06 13:43:18,431 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 13:43:18,432 INFO L218 NwaCegarLoop]: trace histogram [60, 41, 41, 41, 19, 19, 19, 19, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 13:43:18,453 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 [2025-02-06 13:43:18,632 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 13:43:18,632 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2025-02-06 13:43:18,633 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 13:43:18,633 INFO L85 PathProgramCache]: Analyzing trace with hash -1137894460, now seen corresponding path program 6 times [2025-02-06 13:43:18,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 13:43:18,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254990403] [2025-02-06 13:43:18,633 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-02-06 13:43:18,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 13:43:18,644 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 316 statements into 43 equivalence classes. [2025-02-06 13:43:18,695 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 39 check-sat command(s) and asserted 300 of 316 statements. [2025-02-06 13:43:18,696 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 39 check-sat command(s) [2025-02-06 13:43:18,696 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 13:43:19,113 INFO L134 CoverageAnalysis]: Checked inductivity of 5864 backedges. 0 proven. 2502 refuted. 0 times theorem prover too weak. 3362 trivial. 0 not checked. [2025-02-06 13:43:19,114 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 13:43:19,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [254990403] [2025-02-06 13:43:19,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [254990403] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 13:43:19,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [44698917] [2025-02-06 13:43:19,114 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-02-06 13:43:19,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 13:43:19,114 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 13:43:19,121 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) [2025-02-06 13:43:19,122 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 [2025-02-06 13:43:19,147 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 316 statements into 43 equivalence classes. [2025-02-06 13:43:19,219 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 39 check-sat command(s) and asserted 300 of 316 statements. [2025-02-06 13:43:19,219 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 39 check-sat command(s) [2025-02-06 13:43:19,219 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 13:43:19,221 INFO L256 TraceCheckSpWp]: Trace formula consists of 493 conjuncts, 20 conjuncts are in the unsatisfiable core [2025-02-06 13:43:19,223 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 13:43:19,488 INFO L134 CoverageAnalysis]: Checked inductivity of 5864 backedges. 0 proven. 2502 refuted. 0 times theorem prover too weak. 3362 trivial. 0 not checked. [2025-02-06 13:43:19,492 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 13:43:20,148 INFO L134 CoverageAnalysis]: Checked inductivity of 5864 backedges. 0 proven. 2502 refuted. 0 times theorem prover too weak. 3362 trivial. 0 not checked. [2025-02-06 13:43:20,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [44698917] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 13:43:20,149 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 13:43:20,149 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20, 20] total 39 [2025-02-06 13:43:20,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266326636] [2025-02-06 13:43:20,149 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 13:43:20,149 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2025-02-06 13:43:20,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 13:43:20,150 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2025-02-06 13:43:20,151 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=780, Invalid=780, Unknown=0, NotChecked=0, Total=1560 [2025-02-06 13:43:20,151 INFO L87 Difference]: Start difference. First operand 353 states and 372 transitions. Second operand has 40 states, 39 states have (on average 7.923076923076923) internal successors, (309), 40 states have internal predecessors, (309), 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) [2025-02-06 13:43:20,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 13:43:20,270 INFO L93 Difference]: Finished difference Result 514 states and 572 transitions. [2025-02-06 13:43:20,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2025-02-06 13:43:20,271 INFO L78 Accepts]: Start accepts. Automaton has has 40 states, 39 states have (on average 7.923076923076923) internal successors, (309), 40 states have internal predecessors, (309), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 316 [2025-02-06 13:43:20,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 13:43:20,273 INFO L225 Difference]: With dead ends: 514 [2025-02-06 13:43:20,273 INFO L226 Difference]: Without dead ends: 513 [2025-02-06 13:43:20,273 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 650 GetRequests, 612 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=780, Invalid=780, Unknown=0, NotChecked=0, Total=1560 [2025-02-06 13:43:20,275 INFO L435 NwaCegarLoop]: 46 mSDtfsCounter, 249 mSDsluCounter, 274 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 SdHoareTripleChecker+Valid, 320 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-06 13:43:20,275 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [249 Valid, 320 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-06 13:43:20,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 513 states. [2025-02-06 13:43:20,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 513 to 513. [2025-02-06 13:43:20,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 513 states, 512 states have (on average 1.078125) internal successors, (552), 512 states have internal predecessors, (552), 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) [2025-02-06 13:43:20,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 513 states and 552 transitions. [2025-02-06 13:43:20,282 INFO L78 Accepts]: Start accepts. Automaton has 513 states and 552 transitions. Word has length 316 [2025-02-06 13:43:20,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 13:43:20,282 INFO L471 AbstractCegarLoop]: Abstraction has 513 states and 552 transitions. [2025-02-06 13:43:20,282 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 39 states have (on average 7.923076923076923) internal successors, (309), 40 states have internal predecessors, (309), 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) [2025-02-06 13:43:20,282 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 552 transitions. [2025-02-06 13:43:20,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2025-02-06 13:43:20,286 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 13:43:20,286 INFO L218 NwaCegarLoop]: trace histogram [80, 41, 41, 41, 39, 39, 39, 39, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 13:43:20,292 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2025-02-06 13:43:20,486 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,SelfDestructingSolverStorable21 [2025-02-06 13:43:20,487 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2025-02-06 13:43:20,488 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 13:43:20,488 INFO L85 PathProgramCache]: Analyzing trace with hash 1117722836, now seen corresponding path program 7 times [2025-02-06 13:43:20,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 13:43:20,488 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [355830071] [2025-02-06 13:43:20,488 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-02-06 13:43:20,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 13:43:20,499 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 436 statements into 1 equivalence classes. [2025-02-06 13:43:20,521 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 436 of 436 statements. [2025-02-06 13:43:20,521 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 13:43:20,521 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 13:43:21,657 INFO L134 CoverageAnalysis]: Checked inductivity of 10924 backedges. 0 proven. 7562 refuted. 0 times theorem prover too weak. 3362 trivial. 0 not checked. [2025-02-06 13:43:21,657 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 13:43:21,657 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [355830071] [2025-02-06 13:43:21,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [355830071] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 13:43:21,657 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1662029654] [2025-02-06 13:43:21,657 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-02-06 13:43:21,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 13:43:21,658 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 13:43:21,659 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) [2025-02-06 13:43:21,661 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 [2025-02-06 13:43:21,698 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 436 statements into 1 equivalence classes. [2025-02-06 13:43:21,759 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 436 of 436 statements. [2025-02-06 13:43:21,759 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 13:43:21,759 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 13:43:21,762 INFO L256 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 40 conjuncts are in the unsatisfiable core [2025-02-06 13:43:21,769 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 13:43:22,103 INFO L134 CoverageAnalysis]: Checked inductivity of 10924 backedges. 0 proven. 7562 refuted. 0 times theorem prover too weak. 3362 trivial. 0 not checked. [2025-02-06 13:43:22,103 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 13:43:23,783 INFO L134 CoverageAnalysis]: Checked inductivity of 10924 backedges. 0 proven. 7562 refuted. 0 times theorem prover too weak. 3362 trivial. 0 not checked. [2025-02-06 13:43:23,783 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1662029654] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 13:43:23,783 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 13:43:23,783 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [40, 40, 40] total 79 [2025-02-06 13:43:23,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472481533] [2025-02-06 13:43:23,783 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 13:43:23,784 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 80 states [2025-02-06 13:43:23,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 13:43:23,787 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 80 interpolants. [2025-02-06 13:43:23,788 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3160, Invalid=3160, Unknown=0, NotChecked=0, Total=6320 [2025-02-06 13:43:23,789 INFO L87 Difference]: Start difference. First operand 513 states and 552 transitions. Second operand has 80 states, 79 states have (on average 6.949367088607595) internal successors, (549), 80 states have internal predecessors, (549), 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) [2025-02-06 13:43:24,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 13:43:24,477 INFO L93 Difference]: Finished difference Result 834 states and 952 transitions. [2025-02-06 13:43:24,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2025-02-06 13:43:24,478 INFO L78 Accepts]: Start accepts. Automaton has has 80 states, 79 states have (on average 6.949367088607595) internal successors, (549), 80 states have internal predecessors, (549), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 436 [2025-02-06 13:43:24,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 13:43:24,480 INFO L225 Difference]: With dead ends: 834 [2025-02-06 13:43:24,480 INFO L226 Difference]: Without dead ends: 833 [2025-02-06 13:43:24,481 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 910 GetRequests, 832 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=3160, Invalid=3160, Unknown=0, NotChecked=0, Total=6320 [2025-02-06 13:43:24,482 INFO L435 NwaCegarLoop]: 46 mSDtfsCounter, 696 mSDsluCounter, 553 mSDsCounter, 0 mSdLazyCounter, 165 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 696 SdHoareTripleChecker+Valid, 599 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 165 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-02-06 13:43:24,482 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [696 Valid, 599 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 165 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-02-06 13:43:24,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 833 states. [2025-02-06 13:43:24,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 833 to 833. [2025-02-06 13:43:24,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 833 states, 832 states have (on average 1.0961538461538463) internal successors, (912), 832 states have internal predecessors, (912), 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) [2025-02-06 13:43:24,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 833 states and 912 transitions. [2025-02-06 13:43:24,490 INFO L78 Accepts]: Start accepts. Automaton has 833 states and 912 transitions. Word has length 436 [2025-02-06 13:43:24,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 13:43:24,490 INFO L471 AbstractCegarLoop]: Abstraction has 833 states and 912 transitions. [2025-02-06 13:43:24,491 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 80 states, 79 states have (on average 6.949367088607595) internal successors, (549), 80 states have internal predecessors, (549), 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) [2025-02-06 13:43:24,491 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 912 transitions. [2025-02-06 13:43:24,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 677 [2025-02-06 13:43:24,493 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 13:43:24,493 INFO L218 NwaCegarLoop]: trace histogram [120, 79, 79, 79, 79, 78, 41, 41, 41, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 13:43:24,503 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2025-02-06 13:43:24,694 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 13:43:24,695 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 57 more)] === [2025-02-06 13:43:24,695 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 13:43:24,695 INFO L85 PathProgramCache]: Analyzing trace with hash -449690892, now seen corresponding path program 8 times [2025-02-06 13:43:24,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 13:43:24,695 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203245027] [2025-02-06 13:43:24,695 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-06 13:43:24,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 13:43:24,708 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 676 statements into 2 equivalence classes. [2025-02-06 13:43:24,747 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 676 of 676 statements. [2025-02-06 13:43:24,747 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-02-06 13:43:24,747 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 13:43:28,322 INFO L134 CoverageAnalysis]: Checked inductivity of 28244 backedges. 0 proven. 24882 refuted. 0 times theorem prover too weak. 3362 trivial. 0 not checked. [2025-02-06 13:43:28,326 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 13:43:28,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [203245027] [2025-02-06 13:43:28,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [203245027] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 13:43:28,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1095696446] [2025-02-06 13:43:28,327 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-06 13:43:28,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 13:43:28,327 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 13:43:28,329 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) [2025-02-06 13:43:28,329 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 [2025-02-06 13:43:28,372 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 676 statements into 2 equivalence classes. [2025-02-06 13:43:28,470 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 676 of 676 statements. [2025-02-06 13:43:28,470 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-02-06 13:43:28,470 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 13:43:28,473 INFO L256 TraceCheckSpWp]: Trace formula consists of 1117 conjuncts, 52 conjuncts are in the unsatisfiable core [2025-02-06 13:43:28,483 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 13:43:30,723 INFO L134 CoverageAnalysis]: Checked inductivity of 28244 backedges. 22474 proven. 0 refuted. 0 times theorem prover too weak. 5770 trivial. 0 not checked. [2025-02-06 13:43:30,724 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-06 13:43:30,724 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1095696446] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 13:43:30,724 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-06 13:43:30,724 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [80] total 132 [2025-02-06 13:43:30,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672133434] [2025-02-06 13:43:30,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 13:43:30,724 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2025-02-06 13:43:30,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 13:43:30,729 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2025-02-06 13:43:30,738 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=4617, Invalid=12675, Unknown=0, NotChecked=0, Total=17292 [2025-02-06 13:43:30,739 INFO L87 Difference]: Start difference. First operand 833 states and 912 transitions. Second operand has 53 states, 53 states have (on average 6.584905660377358) internal successors, (349), 53 states have internal predecessors, (349), 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) [2025-02-06 13:43:31,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 13:43:31,335 INFO L93 Difference]: Finished difference Result 1128 states and 1256 transitions. [2025-02-06 13:43:31,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2025-02-06 13:43:31,336 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 6.584905660377358) internal successors, (349), 53 states have internal predecessors, (349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 676 [2025-02-06 13:43:31,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 13:43:31,336 INFO L225 Difference]: With dead ends: 1128 [2025-02-06 13:43:31,336 INFO L226 Difference]: Without dead ends: 0 [2025-02-06 13:43:31,341 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 755 GetRequests, 625 SyntacticMatches, 0 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3978 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=4617, Invalid=12675, Unknown=0, NotChecked=0, Total=17292 [2025-02-06 13:43:31,342 INFO L435 NwaCegarLoop]: 143 mSDtfsCounter, 0 mSDsluCounter, 455 mSDsCounter, 0 mSdLazyCounter, 1311 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 598 SdHoareTripleChecker+Invalid, 1312 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1311 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-02-06 13:43:31,342 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 598 Invalid, 1312 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1311 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-02-06 13:43:31,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-02-06 13:43:31,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-02-06 13:43:31,342 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) [2025-02-06 13:43:31,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-02-06 13:43:31,342 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 676 [2025-02-06 13:43:31,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 13:43:31,343 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-06 13:43:31,343 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 53 states have (on average 6.584905660377358) internal successors, (349), 53 states have internal predecessors, (349), 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) [2025-02-06 13:43:31,343 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-02-06 13:43:31,343 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-02-06 13:43:31,345 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (59 of 60 remaining) [2025-02-06 13:43:31,346 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (58 of 60 remaining) [2025-02-06 13:43:31,346 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (57 of 60 remaining) [2025-02-06 13:43:31,346 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (56 of 60 remaining) [2025-02-06 13:43:31,346 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (55 of 60 remaining) [2025-02-06 13:43:31,346 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (54 of 60 remaining) [2025-02-06 13:43:31,346 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (53 of 60 remaining) [2025-02-06 13:43:31,346 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (52 of 60 remaining) [2025-02-06 13:43:31,346 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (51 of 60 remaining) [2025-02-06 13:43:31,346 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (50 of 60 remaining) [2025-02-06 13:43:31,346 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (49 of 60 remaining) [2025-02-06 13:43:31,346 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (48 of 60 remaining) [2025-02-06 13:43:31,346 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (47 of 60 remaining) [2025-02-06 13:43:31,347 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (46 of 60 remaining) [2025-02-06 13:43:31,347 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (45 of 60 remaining) [2025-02-06 13:43:31,347 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (44 of 60 remaining) [2025-02-06 13:43:31,347 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (43 of 60 remaining) [2025-02-06 13:43:31,347 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (42 of 60 remaining) [2025-02-06 13:43:31,347 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (41 of 60 remaining) [2025-02-06 13:43:31,347 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (40 of 60 remaining) [2025-02-06 13:43:31,347 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (39 of 60 remaining) [2025-02-06 13:43:31,347 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (38 of 60 remaining) [2025-02-06 13:43:31,347 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (37 of 60 remaining) [2025-02-06 13:43:31,347 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (36 of 60 remaining) [2025-02-06 13:43:31,347 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (35 of 60 remaining) [2025-02-06 13:43:31,347 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (34 of 60 remaining) [2025-02-06 13:43:31,347 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (33 of 60 remaining) [2025-02-06 13:43:31,348 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (32 of 60 remaining) [2025-02-06 13:43:31,348 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 60 remaining) [2025-02-06 13:43:31,348 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 60 remaining) [2025-02-06 13:43:31,348 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 60 remaining) [2025-02-06 13:43:31,348 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 60 remaining) [2025-02-06 13:43:31,348 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 60 remaining) [2025-02-06 13:43:31,348 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 60 remaining) [2025-02-06 13:43:31,348 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 60 remaining) [2025-02-06 13:43:31,348 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 60 remaining) [2025-02-06 13:43:31,348 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 60 remaining) [2025-02-06 13:43:31,348 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr37ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 60 remaining) [2025-02-06 13:43:31,348 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr38ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 60 remaining) [2025-02-06 13:43:31,348 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 60 remaining) [2025-02-06 13:43:31,348 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 60 remaining) [2025-02-06 13:43:31,349 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 60 remaining) [2025-02-06 13:43:31,349 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 60 remaining) [2025-02-06 13:43:31,349 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr43ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 60 remaining) [2025-02-06 13:43:31,349 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr44ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 60 remaining) [2025-02-06 13:43:31,349 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr45ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 60 remaining) [2025-02-06 13:43:31,349 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr46ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 60 remaining) [2025-02-06 13:43:31,349 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr47ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 60 remaining) [2025-02-06 13:43:31,349 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr48ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 60 remaining) [2025-02-06 13:43:31,349 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr49ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 60 remaining) [2025-02-06 13:43:31,349 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr50ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 60 remaining) [2025-02-06 13:43:31,349 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr51ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 60 remaining) [2025-02-06 13:43:31,349 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr52ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 60 remaining) [2025-02-06 13:43:31,349 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr53ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 60 remaining) [2025-02-06 13:43:31,350 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr54ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 60 remaining) [2025-02-06 13:43:31,350 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr55ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 60 remaining) [2025-02-06 13:43:31,350 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr56ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 60 remaining) [2025-02-06 13:43:31,350 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr57ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 60 remaining) [2025-02-06 13:43:31,350 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr58ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 60 remaining) [2025-02-06 13:43:31,350 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr59ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 60 remaining) [2025-02-06 13:43:31,357 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2025-02-06 13:43:31,554 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 13:43:31,557 INFO L422 BasicCegarLoop]: Path program histogram: [8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 13:43:31,558 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-02-06 13:43:31,562 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-06 13:43:31,567 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.02 01:43:31 BoogieIcfgContainer [2025-02-06 13:43:31,568 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-06 13:43:31,569 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-06 13:43:31,569 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-06 13:43:31,569 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-06 13:43:31,569 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 01:43:08" (3/4) ... [2025-02-06 13:43:31,571 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-06 13:43:31,579 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2025-02-06 13:43:31,580 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2025-02-06 13:43:31,580 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-02-06 13:43:31,581 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-06 13:43:31,647 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-06 13:43:31,648 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-06 13:43:31,648 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-06 13:43:31,648 INFO L158 Benchmark]: Toolchain (without parser) took 24052.89ms. Allocated memory was 201.3MB in the beginning and 931.1MB in the end (delta: 729.8MB). Free memory was 155.1MB in the beginning and 473.9MB in the end (delta: -318.8MB). Peak memory consumption was 405.7MB. Max. memory is 16.1GB. [2025-02-06 13:43:31,649 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 218.1MB. Free memory is still 136.3MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 13:43:31,650 INFO L158 Benchmark]: CACSL2BoogieTranslator took 140.46ms. Allocated memory is still 201.3MB. Free memory was 155.1MB in the beginning and 143.4MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-06 13:43:31,650 INFO L158 Benchmark]: Boogie Procedure Inliner took 19.99ms. Allocated memory is still 201.3MB. Free memory was 143.4MB in the beginning and 141.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 13:43:31,650 INFO L158 Benchmark]: Boogie Preprocessor took 24.56ms. Allocated memory is still 201.3MB. Free memory was 141.7MB in the beginning and 140.6MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-06 13:43:31,650 INFO L158 Benchmark]: IcfgBuilder took 302.96ms. Allocated memory is still 201.3MB. Free memory was 140.6MB in the beginning and 120.1MB in the end (delta: 20.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-06 13:43:31,650 INFO L158 Benchmark]: TraceAbstraction took 23481.16ms. Allocated memory was 201.3MB in the beginning and 931.1MB in the end (delta: 729.8MB). Free memory was 119.3MB in the beginning and 482.1MB in the end (delta: -362.9MB). Peak memory consumption was 372.2MB. Max. memory is 16.1GB. [2025-02-06 13:43:31,650 INFO L158 Benchmark]: Witness Printer took 79.39ms. Allocated memory is still 931.1MB. Free memory was 482.1MB in the beginning and 473.9MB in the end (delta: 8.3MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 13:43:31,651 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 218.1MB. Free memory is still 136.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 140.46ms. Allocated memory is still 201.3MB. Free memory was 155.1MB in the beginning and 143.4MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 19.99ms. Allocated memory is still 201.3MB. Free memory was 143.4MB in the beginning and 141.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.56ms. Allocated memory is still 201.3MB. Free memory was 141.7MB in the beginning and 140.6MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 302.96ms. Allocated memory is still 201.3MB. Free memory was 140.6MB in the beginning and 120.1MB in the end (delta: 20.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 23481.16ms. Allocated memory was 201.3MB in the beginning and 931.1MB in the end (delta: 729.8MB). Free memory was 119.3MB in the beginning and 482.1MB in the end (delta: -362.9MB). Peak memory consumption was 372.2MB. Max. memory is 16.1GB. * Witness Printer took 79.39ms. Allocated memory is still 931.1MB. Free memory was 482.1MB in the beginning and 473.9MB in the end (delta: 8.3MB). There was no memory consumed. 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: 76]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 76]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 83]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 83]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 82]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 82]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 69]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 69]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 110]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 110]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 109]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 109]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 63]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 63]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 122]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 122]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 121]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 121]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 57]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 57]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 134]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 134]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 133]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 133]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 146]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 146]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 145]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 145]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 158]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 158]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 157]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 157]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: 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: 169]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 169]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: 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: 181]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 181]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 27]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 27]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 194]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 194]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 193]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 193]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 206]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 206]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 205]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 205]: 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 1 procedures, 147 locations, 60 error locations. Started 1 CEGAR loops. OverallTime: 23.4s, OverallIterations: 24, TraceHistogramMax: 120, PathProgramHistogramMax: 8, EmptinessCheckTime: 0.0s, AutomataDifference: 3.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1721 SdHoareTripleChecker+Valid, 2.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1721 mSDsluCounter, 3411 SdHoareTripleChecker+Invalid, 1.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2167 mSDsCounter, 171 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4180 IncrementalHoareTripleChecker+Invalid, 4351 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 171 mSolverCounterUnsat, 1244 mSDtfsCounter, 4180 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4269 GetRequests, 3767 SyntacticMatches, 44 SemanticMatches, 458 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5368 ImplicationChecksByTransitivity, 9.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=833occurred in iteration=23, InterpolantAutomatonStates: 424, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 24 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 17.1s InterpolantComputationTime, 5128 NumberOfCodeBlocks, 4824 NumberOfCodeBlocksAsserted, 206 NumberOfCheckSat, 6727 ConstructedInterpolants, 0 QuantifiedInterpolants, 18409 SizeOfPredicates, 0 NumberOfNonLiveVariables, 3602 ConjunctsInSsa, 211 ConjunctsInUnsatCore, 39 InterpolantComputations, 17 PerfectInterpolantSequences, 73030/140728 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 60 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-02-06 13:43:31,671 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE