./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_05_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 48c9605d Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_05_good.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-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 64bit --witnessprinter.graph.data.programhash 1ec0d8848fb48c2b88028db0bd1f909a0d78ef1d9c92c878bdc55b85e305d24d --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-08 12:09:29,379 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-08 12:09:29,435 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2025-02-08 12:09:29,442 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-08 12:09:29,443 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-08 12:09:29,474 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-08 12:09:29,475 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-08 12:09:29,475 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-08 12:09:29,475 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-08 12:09:29,476 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-08 12:09:29,476 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-08 12:09:29,476 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-08 12:09:29,477 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-08 12:09:29,477 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-08 12:09:29,477 INFO L153 SettingsManager]: * Use SBE=true [2025-02-08 12:09:29,478 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-08 12:09:29,478 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-08 12:09:29,478 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-08 12:09:29,478 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-08 12:09:29,478 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-08 12:09:29,478 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-08 12:09:29,479 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-08 12:09:29,479 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2025-02-08 12:09:29,479 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-02-08 12:09:29,479 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-08 12:09:29,479 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-08 12:09:29,479 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-08 12:09:29,479 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-08 12:09:29,479 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-08 12:09:29,479 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-08 12:09:29,480 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-08 12:09:29,480 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 12:09:29,480 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-08 12:09:29,480 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-08 12:09:29,480 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-08 12:09:29,480 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-08 12:09:29,480 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-08 12:09:29,480 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-08 12:09:29,480 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-08 12:09:29,480 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-08 12:09:29,480 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-08 12:09:29,481 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-08 12:09:29,481 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ec0d8848fb48c2b88028db0bd1f909a0d78ef1d9c92c878bdc55b85e305d24d [2025-02-08 12:09:29,739 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-08 12:09:29,747 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-08 12:09:29,750 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-08 12:09:29,751 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-08 12:09:29,751 INFO L274 PluginConnector]: CDTParser initialized [2025-02-08 12:09:29,752 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_05_good.i [2025-02-08 12:09:31,186 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/1222411af/69e7cc475cdf4060a19235758257de6d/FLAGcc344e010 [2025-02-08 12:09:31,546 INFO L384 CDTParser]: Found 1 translation units. [2025-02-08 12:09:31,547 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_05_good.i [2025-02-08 12:09:31,567 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/1222411af/69e7cc475cdf4060a19235758257de6d/FLAGcc344e010 [2025-02-08 12:09:31,733 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/1222411af/69e7cc475cdf4060a19235758257de6d [2025-02-08 12:09:31,735 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-08 12:09:31,738 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-08 12:09:31,739 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-08 12:09:31,741 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-08 12:09:31,744 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-08 12:09:31,745 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 12:09:31" (1/1) ... [2025-02-08 12:09:31,748 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34a33c17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:09:31, skipping insertion in model container [2025-02-08 12:09:31,748 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 12:09:31" (1/1) ... [2025-02-08 12:09:31,796 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-08 12:09:32,587 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 12:09:32,597 INFO L200 MainTranslator]: Completed pre-run [2025-02-08 12:09:32,650 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 12:09:32,745 INFO L204 MainTranslator]: Completed translation [2025-02-08 12:09:32,746 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:09:32 WrapperNode [2025-02-08 12:09:32,747 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-08 12:09:32,749 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-08 12:09:32,749 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-08 12:09:32,749 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-08 12:09:32,755 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:09:32" (1/1) ... [2025-02-08 12:09:32,780 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:09:32" (1/1) ... [2025-02-08 12:09:32,797 INFO L138 Inliner]: procedures = 501, calls = 38, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 207 [2025-02-08 12:09:32,798 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-08 12:09:32,799 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-08 12:09:32,799 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-08 12:09:32,799 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-08 12:09:32,805 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:09:32" (1/1) ... [2025-02-08 12:09:32,805 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:09:32" (1/1) ... [2025-02-08 12:09:32,808 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:09:32" (1/1) ... [2025-02-08 12:09:32,823 INFO L175 MemorySlicer]: No memory access in input program. [2025-02-08 12:09:32,823 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:09:32" (1/1) ... [2025-02-08 12:09:32,828 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:09:32" (1/1) ... [2025-02-08 12:09:32,832 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:09:32" (1/1) ... [2025-02-08 12:09:32,837 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:09:32" (1/1) ... [2025-02-08 12:09:32,838 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:09:32" (1/1) ... [2025-02-08 12:09:32,839 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:09:32" (1/1) ... [2025-02-08 12:09:32,841 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-08 12:09:32,844 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-08 12:09:32,844 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-08 12:09:32,844 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-08 12:09:32,845 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:09:32" (1/1) ... [2025-02-08 12:09:32,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 12:09:32,858 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 12:09:32,873 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-08 12:09:32,875 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-08 12:09:32,894 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2025-02-08 12:09:32,894 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2025-02-08 12:09:32,895 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2025-02-08 12:09:32,895 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2025-02-08 12:09:32,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-08 12:09:32,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-08 12:09:32,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-08 12:09:33,023 INFO L257 CfgBuilder]: Building ICFG [2025-02-08 12:09:33,025 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-08 12:09:33,322 INFO L? ?]: Removed 100 outVars from TransFormulas that were not future-live. [2025-02-08 12:09:33,322 INFO L308 CfgBuilder]: Performing block encoding [2025-02-08 12:09:33,365 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-08 12:09:33,365 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-08 12:09:33,365 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 12:09:33 BoogieIcfgContainer [2025-02-08 12:09:33,365 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-08 12:09:33,370 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-08 12:09:33,370 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-08 12:09:33,374 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-08 12:09:33,374 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.02 12:09:31" (1/3) ... [2025-02-08 12:09:33,375 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dc3e40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 12:09:33, skipping insertion in model container [2025-02-08 12:09:33,376 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 12:09:32" (2/3) ... [2025-02-08 12:09:33,377 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dc3e40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 12:09:33, skipping insertion in model container [2025-02-08 12:09:33,377 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 12:09:33" (3/3) ... [2025-02-08 12:09:33,379 INFO L128 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_preinc_05_good.i [2025-02-08 12:09:33,395 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-08 12:09:33,397 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG CWE190_Integer_Overflow__int_rand_preinc_05_good.i that has 3 procedures, 100 locations, 1 initial locations, 0 loop locations, and 8 error locations. [2025-02-08 12:09:33,473 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-08 12:09:33,498 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;@2cfc3cf8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-08 12:09:33,499 INFO L334 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2025-02-08 12:09:33,506 INFO L276 IsEmpty]: Start isEmpty. Operand has 100 states, 79 states have (on average 1.5696202531645569) internal successors, (124), 91 states have internal predecessors, (124), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 9 states have call predecessors, (10), 10 states have call successors, (10) [2025-02-08 12:09:33,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2025-02-08 12:09:33,523 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 12:09:33,524 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 12:09:33,525 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-02-08 12:09:33,533 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 12:09:33,534 INFO L85 PathProgramCache]: Analyzing trace with hash 75123822, now seen corresponding path program 1 times [2025-02-08 12:09:33,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 12:09:33,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1181481517] [2025-02-08 12:09:33,549 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 12:09:33,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 12:09:33,668 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-02-08 12:09:33,685 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-02-08 12:09:33,686 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 12:09:33,686 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 12:09:33,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 12:09:33,810 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 12:09:33,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1181481517] [2025-02-08 12:09:33,811 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1181481517] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 12:09:33,811 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 12:09:33,811 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-08 12:09:33,813 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848275807] [2025-02-08 12:09:33,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 12:09:33,816 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-08 12:09:33,816 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 12:09:33,841 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-08 12:09:33,846 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 12:09:33,848 INFO L87 Difference]: Start difference. First operand has 100 states, 79 states have (on average 1.5696202531645569) internal successors, (124), 91 states have internal predecessors, (124), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 9 states have call predecessors, (10), 10 states have call successors, (10) Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-02-08 12:09:33,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 12:09:33,926 INFO L93 Difference]: Finished difference Result 174 states and 247 transitions. [2025-02-08 12:09:33,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-08 12:09:33,930 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2025-02-08 12:09:33,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 12:09:33,938 INFO L225 Difference]: With dead ends: 174 [2025-02-08 12:09:33,938 INFO L226 Difference]: Without dead ends: 93 [2025-02-08 12:09:33,943 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 12:09:33,945 INFO L435 NwaCegarLoop]: 124 mSDtfsCounter, 135 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 124 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 12:09:33,949 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [135 Valid, 124 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 12:09:33,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2025-02-08 12:09:33,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2025-02-08 12:09:33,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 75 states have (on average 1.5066666666666666) internal successors, (113), 86 states have internal predecessors, (113), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8) [2025-02-08 12:09:33,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 129 transitions. [2025-02-08 12:09:33,994 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 129 transitions. Word has length 11 [2025-02-08 12:09:33,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 12:09:33,995 INFO L471 AbstractCegarLoop]: Abstraction has 93 states and 129 transitions. [2025-02-08 12:09:33,995 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-02-08 12:09:33,997 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 129 transitions. [2025-02-08 12:09:33,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2025-02-08 12:09:33,998 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 12:09:33,998 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 12:09:33,998 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-08 12:09:33,998 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-02-08 12:09:33,998 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 12:09:33,999 INFO L85 PathProgramCache]: Analyzing trace with hash 161850080, now seen corresponding path program 1 times [2025-02-08 12:09:33,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 12:09:33,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757849278] [2025-02-08 12:09:33,999 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 12:09:33,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 12:09:34,016 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 17 statements into 1 equivalence classes. [2025-02-08 12:09:34,046 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 17 of 17 statements. [2025-02-08 12:09:34,049 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 12:09:34,050 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 12:09:34,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 12:09:34,234 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 12:09:34,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1757849278] [2025-02-08 12:09:34,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1757849278] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 12:09:34,235 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 12:09:34,235 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-08 12:09:34,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393419663] [2025-02-08 12:09:34,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 12:09:34,236 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-08 12:09:34,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 12:09:34,238 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-08 12:09:34,238 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 12:09:34,240 INFO L87 Difference]: Start difference. First operand 93 states and 129 transitions. Second operand has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-02-08 12:09:34,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 12:09:34,288 INFO L93 Difference]: Finished difference Result 94 states and 130 transitions. [2025-02-08 12:09:34,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-08 12:09:34,288 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), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 17 [2025-02-08 12:09:34,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 12:09:34,289 INFO L225 Difference]: With dead ends: 94 [2025-02-08 12:09:34,290 INFO L226 Difference]: Without dead ends: 93 [2025-02-08 12:09:34,290 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 12:09:34,291 INFO L435 NwaCegarLoop]: 116 mSDtfsCounter, 37 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 194 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 12:09:34,291 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 194 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 12:09:34,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2025-02-08 12:09:34,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 92. [2025-02-08 12:09:34,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 75 states have (on average 1.4933333333333334) internal successors, (112), 85 states have internal predecessors, (112), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8) [2025-02-08 12:09:34,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 128 transitions. [2025-02-08 12:09:34,309 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 128 transitions. Word has length 17 [2025-02-08 12:09:34,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 12:09:34,310 INFO L471 AbstractCegarLoop]: Abstraction has 92 states and 128 transitions. [2025-02-08 12:09:34,310 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), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-02-08 12:09:34,310 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 128 transitions. [2025-02-08 12:09:34,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2025-02-08 12:09:34,311 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 12:09:34,311 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 12:09:34,311 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-08 12:09:34,311 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-02-08 12:09:34,311 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 12:09:34,311 INFO L85 PathProgramCache]: Analyzing trace with hash 722385242, now seen corresponding path program 1 times [2025-02-08 12:09:34,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 12:09:34,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998290177] [2025-02-08 12:09:34,312 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 12:09:34,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 12:09:34,334 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 18 statements into 1 equivalence classes. [2025-02-08 12:09:34,346 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 18 of 18 statements. [2025-02-08 12:09:34,348 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 12:09:34,348 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 12:09:34,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 12:09:34,393 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 12:09:34,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1998290177] [2025-02-08 12:09:34,394 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1998290177] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 12:09:34,394 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 12:09:34,394 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-08 12:09:34,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [567895994] [2025-02-08 12:09:34,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 12:09:34,394 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-08 12:09:34,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 12:09:34,396 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-08 12:09:34,396 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 12:09:34,397 INFO L87 Difference]: Start difference. First operand 92 states and 128 transitions. Second operand has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-02-08 12:09:34,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 12:09:34,437 INFO L93 Difference]: Finished difference Result 92 states and 128 transitions. [2025-02-08 12:09:34,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-08 12:09:34,438 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), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 18 [2025-02-08 12:09:34,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 12:09:34,439 INFO L225 Difference]: With dead ends: 92 [2025-02-08 12:09:34,439 INFO L226 Difference]: Without dead ends: 91 [2025-02-08 12:09:34,439 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 12:09:34,442 INFO L435 NwaCegarLoop]: 117 mSDtfsCounter, 35 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 198 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 12:09:34,443 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 198 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 12:09:34,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2025-02-08 12:09:34,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2025-02-08 12:09:34,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 75 states have (on average 1.48) internal successors, (111), 84 states have internal predecessors, (111), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8) [2025-02-08 12:09:34,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 127 transitions. [2025-02-08 12:09:34,451 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 127 transitions. Word has length 18 [2025-02-08 12:09:34,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 12:09:34,451 INFO L471 AbstractCegarLoop]: Abstraction has 91 states and 127 transitions. [2025-02-08 12:09:34,451 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), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-02-08 12:09:34,451 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 127 transitions. [2025-02-08 12:09:34,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2025-02-08 12:09:34,452 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 12:09:34,452 INFO L218 NwaCegarLoop]: trace histogram [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] [2025-02-08 12:09:34,453 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-08 12:09:34,453 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-02-08 12:09:34,453 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 12:09:34,454 INFO L85 PathProgramCache]: Analyzing trace with hash -654839266, now seen corresponding path program 1 times [2025-02-08 12:09:34,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 12:09:34,457 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350168658] [2025-02-08 12:09:34,457 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 12:09:34,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 12:09:34,470 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 31 statements into 1 equivalence classes. [2025-02-08 12:09:34,480 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 31 of 31 statements. [2025-02-08 12:09:34,483 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 12:09:34,483 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 12:09:34,529 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2025-02-08 12:09:34,530 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 12:09:34,530 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350168658] [2025-02-08 12:09:34,530 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1350168658] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 12:09:34,530 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 12:09:34,530 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-08 12:09:34,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893195848] [2025-02-08 12:09:34,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 12:09:34,531 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-08 12:09:34,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 12:09:34,532 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-08 12:09:34,532 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 12:09:34,532 INFO L87 Difference]: Start difference. First operand 91 states and 127 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-02-08 12:09:34,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 12:09:34,555 INFO L93 Difference]: Finished difference Result 147 states and 199 transitions. [2025-02-08 12:09:34,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-08 12:09:34,556 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 31 [2025-02-08 12:09:34,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 12:09:34,556 INFO L225 Difference]: With dead ends: 147 [2025-02-08 12:09:34,556 INFO L226 Difference]: Without dead ends: 89 [2025-02-08 12:09:34,560 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 12:09:34,560 INFO L435 NwaCegarLoop]: 111 mSDtfsCounter, 111 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 111 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 12:09:34,560 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 111 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 12:09:34,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2025-02-08 12:09:34,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2025-02-08 12:09:34,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 75 states have (on average 1.4533333333333334) internal successors, (109), 82 states have internal predecessors, (109), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2025-02-08 12:09:34,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 121 transitions. [2025-02-08 12:09:34,567 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 121 transitions. Word has length 31 [2025-02-08 12:09:34,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 12:09:34,567 INFO L471 AbstractCegarLoop]: Abstraction has 89 states and 121 transitions. [2025-02-08 12:09:34,567 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-02-08 12:09:34,567 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 121 transitions. [2025-02-08 12:09:34,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2025-02-08 12:09:34,568 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 12:09:34,568 INFO L218 NwaCegarLoop]: trace histogram [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] [2025-02-08 12:09:34,568 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-02-08 12:09:34,568 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-02-08 12:09:34,568 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 12:09:34,568 INFO L85 PathProgramCache]: Analyzing trace with hash 455172657, now seen corresponding path program 1 times [2025-02-08 12:09:34,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 12:09:34,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225392557] [2025-02-08 12:09:34,569 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 12:09:34,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 12:09:34,582 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 32 statements into 1 equivalence classes. [2025-02-08 12:09:34,597 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 32 of 32 statements. [2025-02-08 12:09:34,597 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 12:09:34,597 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 12:09:34,705 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2025-02-08 12:09:34,705 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 12:09:34,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225392557] [2025-02-08 12:09:34,706 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1225392557] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 12:09:34,706 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 12:09:34,706 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-08 12:09:34,706 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294613366] [2025-02-08 12:09:34,706 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 12:09:34,706 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-08 12:09:34,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 12:09:34,707 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-08 12:09:34,707 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 12:09:34,707 INFO L87 Difference]: Start difference. First operand 89 states and 121 transitions. Second operand has 3 states, 2 states have (on average 12.5) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-02-08 12:09:34,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 12:09:34,752 INFO L93 Difference]: Finished difference Result 89 states and 121 transitions. [2025-02-08 12:09:34,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-08 12:09:34,753 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 12.5) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 32 [2025-02-08 12:09:34,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 12:09:34,754 INFO L225 Difference]: With dead ends: 89 [2025-02-08 12:09:34,756 INFO L226 Difference]: Without dead ends: 88 [2025-02-08 12:09:34,756 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 12:09:34,757 INFO L435 NwaCegarLoop]: 107 mSDtfsCounter, 36 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 179 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 12:09:34,757 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 179 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 12:09:34,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2025-02-08 12:09:34,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2025-02-08 12:09:34,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 75 states have (on average 1.44) internal successors, (108), 81 states have internal predecessors, (108), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2025-02-08 12:09:34,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 120 transitions. [2025-02-08 12:09:34,771 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 120 transitions. Word has length 32 [2025-02-08 12:09:34,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 12:09:34,772 INFO L471 AbstractCegarLoop]: Abstraction has 88 states and 120 transitions. [2025-02-08 12:09:34,772 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 12.5) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-02-08 12:09:34,772 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 120 transitions. [2025-02-08 12:09:34,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2025-02-08 12:09:34,774 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 12:09:34,775 INFO L218 NwaCegarLoop]: trace histogram [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] [2025-02-08 12:09:34,775 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-02-08 12:09:34,775 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-02-08 12:09:34,775 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 12:09:34,776 INFO L85 PathProgramCache]: Analyzing trace with hash 1225450483, now seen corresponding path program 1 times [2025-02-08 12:09:34,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 12:09:34,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [876291280] [2025-02-08 12:09:34,776 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 12:09:34,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 12:09:34,789 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 33 statements into 1 equivalence classes. [2025-02-08 12:09:34,796 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 33 of 33 statements. [2025-02-08 12:09:34,799 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 12:09:34,799 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 12:09:34,827 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2025-02-08 12:09:34,828 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 12:09:34,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [876291280] [2025-02-08 12:09:34,828 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [876291280] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 12:09:34,828 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 12:09:34,828 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-08 12:09:34,828 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503163932] [2025-02-08 12:09:34,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 12:09:34,828 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-08 12:09:34,828 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 12:09:34,829 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-08 12:09:34,829 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 12:09:34,829 INFO L87 Difference]: Start difference. First operand 88 states and 120 transitions. Second operand has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-02-08 12:09:34,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 12:09:34,860 INFO L93 Difference]: Finished difference Result 88 states and 120 transitions. [2025-02-08 12:09:34,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-08 12:09:34,860 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 33 [2025-02-08 12:09:34,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 12:09:34,861 INFO L225 Difference]: With dead ends: 88 [2025-02-08 12:09:34,861 INFO L226 Difference]: Without dead ends: 87 [2025-02-08 12:09:34,862 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 12:09:34,862 INFO L435 NwaCegarLoop]: 109 mSDtfsCounter, 35 mSDsluCounter, 73 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 182 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 12:09:34,865 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 182 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 12:09:34,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2025-02-08 12:09:34,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2025-02-08 12:09:34,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 75 states have (on average 1.4266666666666667) internal successors, (107), 80 states have internal predecessors, (107), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2025-02-08 12:09:34,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 119 transitions. [2025-02-08 12:09:34,877 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 119 transitions. Word has length 33 [2025-02-08 12:09:34,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 12:09:34,877 INFO L471 AbstractCegarLoop]: Abstraction has 87 states and 119 transitions. [2025-02-08 12:09:34,877 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-02-08 12:09:34,877 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 119 transitions. [2025-02-08 12:09:34,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2025-02-08 12:09:34,878 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 12:09:34,878 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 12:09:34,879 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-02-08 12:09:34,879 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-02-08 12:09:34,879 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 12:09:34,879 INFO L85 PathProgramCache]: Analyzing trace with hash 1780180756, now seen corresponding path program 1 times [2025-02-08 12:09:34,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 12:09:34,883 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429896340] [2025-02-08 12:09:34,883 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 12:09:34,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 12:09:34,894 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 40 statements into 1 equivalence classes. [2025-02-08 12:09:34,899 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 40 of 40 statements. [2025-02-08 12:09:34,900 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 12:09:34,900 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 12:09:34,967 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2025-02-08 12:09:34,968 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 12:09:34,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [429896340] [2025-02-08 12:09:34,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [429896340] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 12:09:34,968 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 12:09:34,968 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-08 12:09:34,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697743489] [2025-02-08 12:09:34,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 12:09:34,969 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-08 12:09:34,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 12:09:34,969 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-08 12:09:34,969 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 12:09:34,970 INFO L87 Difference]: Start difference. First operand 87 states and 119 transitions. Second operand has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2025-02-08 12:09:35,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 12:09:35,003 INFO L93 Difference]: Finished difference Result 87 states and 119 transitions. [2025-02-08 12:09:35,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-08 12:09:35,003 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 40 [2025-02-08 12:09:35,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 12:09:35,004 INFO L225 Difference]: With dead ends: 87 [2025-02-08 12:09:35,004 INFO L226 Difference]: Without dead ends: 85 [2025-02-08 12:09:35,005 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 12:09:35,005 INFO L435 NwaCegarLoop]: 107 mSDtfsCounter, 1 mSDsluCounter, 103 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 210 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 12:09:35,005 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 210 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 12:09:35,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2025-02-08 12:09:35,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2025-02-08 12:09:35,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 75 states have (on average 1.4) internal successors, (105), 78 states have internal predecessors, (105), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2025-02-08 12:09:35,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 117 transitions. [2025-02-08 12:09:35,016 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 117 transitions. Word has length 40 [2025-02-08 12:09:35,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 12:09:35,017 INFO L471 AbstractCegarLoop]: Abstraction has 85 states and 117 transitions. [2025-02-08 12:09:35,017 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2025-02-08 12:09:35,017 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 117 transitions. [2025-02-08 12:09:35,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2025-02-08 12:09:35,018 INFO L210 NwaCegarLoop]: Found error trace [2025-02-08 12:09:35,018 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 12:09:35,018 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-02-08 12:09:35,018 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2025-02-08 12:09:35,021 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 12:09:35,021 INFO L85 PathProgramCache]: Analyzing trace with hash 110488686, now seen corresponding path program 1 times [2025-02-08 12:09:35,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 12:09:35,021 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [650504398] [2025-02-08 12:09:35,021 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 12:09:35,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 12:09:35,034 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 50 statements into 1 equivalence classes. [2025-02-08 12:09:35,043 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 50 of 50 statements. [2025-02-08 12:09:35,044 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 12:09:35,044 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 12:09:35,086 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2025-02-08 12:09:35,086 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 12:09:35,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [650504398] [2025-02-08 12:09:35,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [650504398] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 12:09:35,086 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 12:09:35,086 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-08 12:09:35,086 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415896903] [2025-02-08 12:09:35,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 12:09:35,087 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-08 12:09:35,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 12:09:35,088 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-08 12:09:35,088 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 12:09:35,088 INFO L87 Difference]: Start difference. First operand 85 states and 117 transitions. Second operand has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-02-08 12:09:35,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 12:09:35,114 INFO L93 Difference]: Finished difference Result 85 states and 117 transitions. [2025-02-08 12:09:35,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-08 12:09:35,115 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 50 [2025-02-08 12:09:35,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-08 12:09:35,116 INFO L225 Difference]: With dead ends: 85 [2025-02-08 12:09:35,116 INFO L226 Difference]: Without dead ends: 0 [2025-02-08 12:09:35,117 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 12:09:35,117 INFO L435 NwaCegarLoop]: 106 mSDtfsCounter, 1 mSDsluCounter, 103 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 209 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-08 12:09:35,118 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 209 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-08 12:09:35,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-02-08 12:09:35,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-02-08 12:09:35,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 12:09:35,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-02-08 12:09:35,119 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 50 [2025-02-08 12:09:35,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-08 12:09:35,119 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-08 12:09:35,119 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-02-08 12:09:35,120 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-02-08 12:09:35,120 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-02-08 12:09:35,123 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2025-02-08 12:09:35,123 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2025-02-08 12:09:35,123 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2025-02-08 12:09:35,123 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2025-02-08 12:09:35,123 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2025-02-08 12:09:35,123 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2025-02-08 12:09:35,123 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2025-02-08 12:09:35,123 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2025-02-08 12:09:35,123 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-02-08 12:09:35,128 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 12:09:35,130 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-02-08 12:09:35,231 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-08 12:09:35,238 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.02 12:09:35 BoogieIcfgContainer [2025-02-08 12:09:35,238 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-08 12:09:35,239 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-08 12:09:35,240 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-08 12:09:35,240 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-08 12:09:35,240 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 12:09:33" (3/4) ... [2025-02-08 12:09:35,242 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-08 12:09:35,247 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure printLine [2025-02-08 12:09:35,247 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure printIntLine [2025-02-08 12:09:35,255 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2025-02-08 12:09:35,256 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2025-02-08 12:09:35,256 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-02-08 12:09:35,256 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-08 12:09:35,344 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-08 12:09:35,345 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-08 12:09:35,345 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-08 12:09:35,346 INFO L158 Benchmark]: Toolchain (without parser) took 3609.04ms. Allocated memory is still 201.3MB. Free memory was 154.7MB in the beginning and 125.7MB in the end (delta: 29.0MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. [2025-02-08 12:09:35,346 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 218.1MB. Free memory is still 136.2MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 12:09:35,347 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1008.48ms. Allocated memory is still 201.3MB. Free memory was 154.7MB in the beginning and 92.7MB in the end (delta: 62.0MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2025-02-08 12:09:35,347 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.28ms. Allocated memory is still 201.3MB. Free memory was 92.7MB in the beginning and 89.6MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 12:09:35,348 INFO L158 Benchmark]: Boogie Preprocessor took 44.79ms. Allocated memory is still 201.3MB. Free memory was 89.6MB in the beginning and 87.7MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 12:09:35,348 INFO L158 Benchmark]: IcfgBuilder took 521.58ms. Allocated memory is still 201.3MB. Free memory was 87.7MB in the beginning and 62.3MB in the end (delta: 25.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-02-08 12:09:35,348 INFO L158 Benchmark]: TraceAbstraction took 1868.95ms. Allocated memory is still 201.3MB. Free memory was 61.7MB in the beginning and 133.0MB in the end (delta: -71.4MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 12:09:35,349 INFO L158 Benchmark]: Witness Printer took 105.77ms. Allocated memory is still 201.3MB. Free memory was 133.0MB in the beginning and 125.7MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-08 12:09:35,350 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 218.1MB. Free memory is still 136.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1008.48ms. Allocated memory is still 201.3MB. Free memory was 154.7MB in the beginning and 92.7MB in the end (delta: 62.0MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.28ms. Allocated memory is still 201.3MB. Free memory was 92.7MB in the beginning and 89.6MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 44.79ms. Allocated memory is still 201.3MB. Free memory was 89.6MB in the beginning and 87.7MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 521.58ms. Allocated memory is still 201.3MB. Free memory was 87.7MB in the beginning and 62.3MB in the end (delta: 25.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1868.95ms. Allocated memory is still 201.3MB. Free memory was 61.7MB in the beginning and 133.0MB in the end (delta: -71.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 105.77ms. Allocated memory is still 201.3MB. Free memory was 133.0MB in the beginning and 125.7MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1630]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1630]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1613]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1613]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1588]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1588]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 100 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 8, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 392 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 391 mSDsluCounter, 1407 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 510 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 142 IncrementalHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 897 mSDtfsCounter, 142 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 18 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=100occurred in iteration=0, InterpolantAutomatonStates: 24, 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, 8 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 232 NumberOfCodeBlocks, 232 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 224 ConstructedInterpolants, 0 QuantifiedInterpolants, 290 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 36/36 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-02-08 12:09:35,372 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE