./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 8be7027f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound5.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 099a6c07b0f7802c24b5daaf1ad5a1209a4337f326a0c4ba8ea2f0dea56171ec --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-12 17:44:03,383 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-12 17:44:03,446 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-12 17:44:03,451 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-12 17:44:03,451 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-12 17:44:03,481 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-12 17:44:03,481 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-12 17:44:03,482 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-12 17:44:03,483 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-12 17:44:03,484 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-12 17:44:03,484 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-12 17:44:03,485 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-12 17:44:03,485 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-12 17:44:03,486 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-12 17:44:03,486 INFO L153 SettingsManager]: * Use SBE=true [2024-11-12 17:44:03,486 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-12 17:44:03,487 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-12 17:44:03,489 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-12 17:44:03,489 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-12 17:44:03,489 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-12 17:44:03,490 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-12 17:44:03,490 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-12 17:44:03,491 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-12 17:44:03,491 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-12 17:44:03,491 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-12 17:44:03,492 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-12 17:44:03,492 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-12 17:44:03,492 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-12 17:44:03,492 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-12 17:44:03,493 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-12 17:44:03,493 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-12 17:44:03,493 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-12 17:44:03,494 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-12 17:44:03,494 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-12 17:44:03,494 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 17:44:03,495 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-12 17:44:03,495 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-12 17:44:03,495 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-12 17:44:03,495 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-12 17:44:03,496 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-12 17:44:03,496 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-12 17:44:03,497 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-12 17:44:03,497 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-12 17:44:03,497 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-12 17:44:03,498 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 099a6c07b0f7802c24b5daaf1ad5a1209a4337f326a0c4ba8ea2f0dea56171ec [2024-11-12 17:44:03,755 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-12 17:44:03,778 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-12 17:44:03,782 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-12 17:44:03,783 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-12 17:44:03,784 INFO L274 PluginConnector]: CDTParser initialized [2024-11-12 17:44:03,785 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound5.c [2024-11-12 17:44:05,149 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-12 17:44:05,305 INFO L384 CDTParser]: Found 1 translation units. [2024-11-12 17:44:05,305 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound5.c [2024-11-12 17:44:05,311 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/344c9fe83/5cb2df06393247498dfcad03c859f2d2/FLAG77f620f64 [2024-11-12 17:44:05,708 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/344c9fe83/5cb2df06393247498dfcad03c859f2d2 [2024-11-12 17:44:05,710 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-12 17:44:05,713 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-12 17:44:05,715 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-12 17:44:05,715 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-12 17:44:05,720 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-12 17:44:05,721 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 05:44:05" (1/1) ... [2024-11-12 17:44:05,723 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c6d92c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:44:05, skipping insertion in model container [2024-11-12 17:44:05,724 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 05:44:05" (1/1) ... [2024-11-12 17:44:05,741 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-12 17:44:05,918 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 17:44:05,927 INFO L200 MainTranslator]: Completed pre-run [2024-11-12 17:44:05,951 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 17:44:05,965 INFO L204 MainTranslator]: Completed translation [2024-11-12 17:44:05,966 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:44:05 WrapperNode [2024-11-12 17:44:05,966 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-12 17:44:05,967 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-12 17:44:05,967 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-12 17:44:05,967 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-12 17:44:05,973 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:44:05" (1/1) ... [2024-11-12 17:44:05,979 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:44:05" (1/1) ... [2024-11-12 17:44:06,005 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 153 [2024-11-12 17:44:06,006 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-12 17:44:06,007 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-12 17:44:06,007 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-12 17:44:06,007 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-12 17:44:06,017 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:44:05" (1/1) ... [2024-11-12 17:44:06,017 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:44:05" (1/1) ... [2024-11-12 17:44:06,019 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:44:05" (1/1) ... [2024-11-12 17:44:06,034 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-12 17:44:06,034 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:44:05" (1/1) ... [2024-11-12 17:44:06,034 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:44:05" (1/1) ... [2024-11-12 17:44:06,038 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:44:05" (1/1) ... [2024-11-12 17:44:06,041 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:44:05" (1/1) ... [2024-11-12 17:44:06,042 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:44:05" (1/1) ... [2024-11-12 17:44:06,043 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:44:05" (1/1) ... [2024-11-12 17:44:06,047 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-12 17:44:06,048 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-12 17:44:06,048 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-12 17:44:06,048 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-12 17:44:06,049 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:44:05" (1/1) ... [2024-11-12 17:44:06,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 17:44:06,071 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 17:44:06,091 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-12 17:44:06,099 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-12 17:44:06,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-12 17:44:06,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-12 17:44:06,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-12 17:44:06,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-12 17:44:06,142 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-12 17:44:06,142 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-12 17:44:06,205 INFO L238 CfgBuilder]: Building ICFG [2024-11-12 17:44:06,207 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-12 17:44:06,885 INFO L? ?]: Removed 94 outVars from TransFormulas that were not future-live. [2024-11-12 17:44:06,886 INFO L287 CfgBuilder]: Performing block encoding [2024-11-12 17:44:06,908 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-12 17:44:06,910 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-12 17:44:06,910 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 05:44:06 BoogieIcfgContainer [2024-11-12 17:44:06,910 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-12 17:44:06,913 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-12 17:44:06,913 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-12 17:44:06,916 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-12 17:44:06,916 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 05:44:05" (1/3) ... [2024-11-12 17:44:06,917 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c3923d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 05:44:06, skipping insertion in model container [2024-11-12 17:44:06,918 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:44:05" (2/3) ... [2024-11-12 17:44:06,918 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c3923d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 05:44:06, skipping insertion in model container [2024-11-12 17:44:06,919 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 05:44:06" (3/3) ... [2024-11-12 17:44:06,920 INFO L112 eAbstractionObserver]: Analyzing ICFG ps6-ll_unwindbound5.c [2024-11-12 17:44:06,934 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-12 17:44:06,935 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 104 error locations. [2024-11-12 17:44:07,005 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-12 17:44:07,015 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;@220008b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-12 17:44:07,015 INFO L334 AbstractCegarLoop]: Starting to check reachability of 104 error locations. [2024-11-12 17:44:07,020 INFO L276 IsEmpty]: Start isEmpty. Operand has 228 states, 119 states have (on average 1.915966386554622) internal successors, (228), 223 states have internal predecessors, (228), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-12 17:44:07,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-12 17:44:07,024 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 17:44:07,025 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2024-11-12 17:44:07,025 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2024-11-12 17:44:07,031 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 17:44:07,032 INFO L85 PathProgramCache]: Analyzing trace with hash 889508776, now seen corresponding path program 1 times [2024-11-12 17:44:07,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 17:44:07,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150386903] [2024-11-12 17:44:07,041 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:44:07,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 17:44:07,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:44:07,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 17:44:07,166 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 17:44:07,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150386903] [2024-11-12 17:44:07,167 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1150386903] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 17:44:07,167 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 17:44:07,167 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 17:44:07,169 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754800014] [2024-11-12 17:44:07,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 17:44:07,173 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-12 17:44:07,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 17:44:07,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-12 17:44:07,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-12 17:44:07,203 INFO L87 Difference]: Start difference. First operand has 228 states, 119 states have (on average 1.915966386554622) internal successors, (228), 223 states have internal predecessors, (228), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2024-11-12 17:44:07,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 17:44:07,238 INFO L93 Difference]: Finished difference Result 427 states and 466 transitions. [2024-11-12 17:44:07,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-12 17:44:07,240 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2024-11-12 17:44:07,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 17:44:07,249 INFO L225 Difference]: With dead ends: 427 [2024-11-12 17:44:07,250 INFO L226 Difference]: Without dead ends: 196 [2024-11-12 17:44:07,253 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-12 17:44:07,256 INFO L435 NwaCegarLoop]: 205 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 205 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 17:44:07,258 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 205 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 17:44:07,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2024-11-12 17:44:07,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 196. [2024-11-12 17:44:07,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 114 states have (on average 1.7017543859649122) internal successors, (194), 192 states have internal predecessors, (194), 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) [2024-11-12 17:44:07,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 198 transitions. [2024-11-12 17:44:07,304 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 198 transitions. Word has length 6 [2024-11-12 17:44:07,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 17:44:07,305 INFO L471 AbstractCegarLoop]: Abstraction has 196 states and 198 transitions. [2024-11-12 17:44:07,305 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2024-11-12 17:44:07,305 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 198 transitions. [2024-11-12 17:44:07,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-12 17:44:07,306 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 17:44:07,306 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2024-11-12 17:44:07,306 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-12 17:44:07,306 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2024-11-12 17:44:07,307 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 17:44:07,307 INFO L85 PathProgramCache]: Analyzing trace with hash 889568358, now seen corresponding path program 1 times [2024-11-12 17:44:07,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 17:44:07,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936790800] [2024-11-12 17:44:07,308 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:44:07,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 17:44:07,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:44:07,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 17:44:07,412 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 17:44:07,412 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936790800] [2024-11-12 17:44:07,412 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1936790800] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 17:44:07,412 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 17:44:07,412 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 17:44:07,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [87745913] [2024-11-12 17:44:07,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 17:44:07,414 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 17:44:07,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 17:44:07,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 17:44:07,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 17:44:07,415 INFO L87 Difference]: Start difference. First operand 196 states and 198 transitions. Second operand has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 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) [2024-11-12 17:44:07,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 17:44:07,476 INFO L93 Difference]: Finished difference Result 196 states and 198 transitions. [2024-11-12 17:44:07,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 17:44:07,477 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2024-11-12 17:44:07,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 17:44:07,481 INFO L225 Difference]: With dead ends: 196 [2024-11-12 17:44:07,481 INFO L226 Difference]: Without dead ends: 195 [2024-11-12 17:44:07,481 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-12 17:44:07,482 INFO L435 NwaCegarLoop]: 191 mSDtfsCounter, 194 mSDsluCounter, 190 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 381 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 [2024-11-12 17:44:07,483 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [194 Valid, 381 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 17:44:07,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2024-11-12 17:44:07,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 195. [2024-11-12 17:44:07,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 195 states, 114 states have (on average 1.6929824561403508) internal successors, (193), 191 states have internal predecessors, (193), 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) [2024-11-12 17:44:07,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 197 transitions. [2024-11-12 17:44:07,499 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 197 transitions. Word has length 6 [2024-11-12 17:44:07,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 17:44:07,500 INFO L471 AbstractCegarLoop]: Abstraction has 195 states and 197 transitions. [2024-11-12 17:44:07,500 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 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) [2024-11-12 17:44:07,500 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 197 transitions. [2024-11-12 17:44:07,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-12 17:44:07,500 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 17:44:07,500 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-12 17:44:07,501 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-12 17:44:07,501 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2024-11-12 17:44:07,501 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 17:44:07,501 INFO L85 PathProgramCache]: Analyzing trace with hash 1806815370, now seen corresponding path program 1 times [2024-11-12 17:44:07,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 17:44:07,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294942876] [2024-11-12 17:44:07,502 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:44:07,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 17:44:07,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:44:07,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 17:44:07,587 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 17:44:07,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294942876] [2024-11-12 17:44:07,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1294942876] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 17:44:07,588 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 17:44:07,589 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 17:44:07,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470864350] [2024-11-12 17:44:07,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 17:44:07,589 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 17:44:07,589 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 17:44:07,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 17:44:07,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 17:44:07,590 INFO L87 Difference]: Start difference. First operand 195 states and 197 transitions. Second operand has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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) [2024-11-12 17:44:07,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 17:44:07,648 INFO L93 Difference]: Finished difference Result 285 states and 287 transitions. [2024-11-12 17:44:07,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 17:44:07,649 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2024-11-12 17:44:07,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 17:44:07,651 INFO L225 Difference]: With dead ends: 285 [2024-11-12 17:44:07,651 INFO L226 Difference]: Without dead ends: 199 [2024-11-12 17:44:07,651 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-12 17:44:07,654 INFO L435 NwaCegarLoop]: 193 mSDtfsCounter, 3 mSDsluCounter, 380 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 573 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 17:44:07,656 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 573 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 17:44:07,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2024-11-12 17:44:07,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 199. [2024-11-12 17:44:07,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199 states, 118 states have (on average 1.6694915254237288) internal successors, (197), 195 states have internal predecessors, (197), 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) [2024-11-12 17:44:07,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 201 transitions. [2024-11-12 17:44:07,675 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 201 transitions. Word has length 7 [2024-11-12 17:44:07,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 17:44:07,676 INFO L471 AbstractCegarLoop]: Abstraction has 199 states and 201 transitions. [2024-11-12 17:44:07,676 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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) [2024-11-12 17:44:07,678 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 201 transitions. [2024-11-12 17:44:07,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-12 17:44:07,678 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 17:44:07,679 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 17:44:07,679 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-12 17:44:07,679 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2024-11-12 17:44:07,679 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 17:44:07,679 INFO L85 PathProgramCache]: Analyzing trace with hash 1182784684, now seen corresponding path program 1 times [2024-11-12 17:44:07,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 17:44:07,680 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669581803] [2024-11-12 17:44:07,680 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:44:07,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 17:44:07,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:44:07,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 17:44:07,735 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 17:44:07,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669581803] [2024-11-12 17:44:07,735 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669581803] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 17:44:07,735 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 17:44:07,735 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 17:44:07,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694023829] [2024-11-12 17:44:07,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 17:44:07,736 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 17:44:07,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 17:44:07,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 17:44:07,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 17:44:07,737 INFO L87 Difference]: Start difference. First operand 199 states and 201 transitions. Second operand has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 17:44:08,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 17:44:08,177 INFO L93 Difference]: Finished difference Result 359 states and 367 transitions. [2024-11-12 17:44:08,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 17:44:08,177 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2024-11-12 17:44:08,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 17:44:08,180 INFO L225 Difference]: With dead ends: 359 [2024-11-12 17:44:08,180 INFO L226 Difference]: Without dead ends: 295 [2024-11-12 17:44:08,180 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 [2024-11-12 17:44:08,182 INFO L435 NwaCegarLoop]: 112 mSDtfsCounter, 98 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 256 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 141 SdHoareTripleChecker+Invalid, 314 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 256 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-12 17:44:08,182 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 141 Invalid, 314 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 256 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-12 17:44:08,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states. [2024-11-12 17:44:08,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 289. [2024-11-12 17:44:08,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 289 states, 207 states have (on average 1.429951690821256) internal successors, (296), 284 states have internal predecessors, (296), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-12 17:44:08,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 289 states and 302 transitions. [2024-11-12 17:44:08,200 INFO L78 Accepts]: Start accepts. Automaton has 289 states and 302 transitions. Word has length 9 [2024-11-12 17:44:08,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 17:44:08,201 INFO L471 AbstractCegarLoop]: Abstraction has 289 states and 302 transitions. [2024-11-12 17:44:08,201 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 17:44:08,202 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 302 transitions. [2024-11-12 17:44:08,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-12 17:44:08,203 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 17:44:08,203 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 17:44:08,203 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-12 17:44:08,203 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2024-11-12 17:44:08,204 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 17:44:08,204 INFO L85 PathProgramCache]: Analyzing trace with hash 1158660914, now seen corresponding path program 1 times [2024-11-12 17:44:08,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 17:44:08,205 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207139100] [2024-11-12 17:44:08,205 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:44:08,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 17:44:08,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:44:08,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 17:44:08,317 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 17:44:08,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1207139100] [2024-11-12 17:44:08,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1207139100] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 17:44:08,318 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 17:44:08,318 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 17:44:08,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038722864] [2024-11-12 17:44:08,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 17:44:08,318 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 17:44:08,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 17:44:08,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 17:44:08,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 17:44:08,320 INFO L87 Difference]: Start difference. First operand 289 states and 302 transitions. Second operand has 3 states, 2 states have (on average 23.5) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 17:44:08,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 17:44:08,377 INFO L93 Difference]: Finished difference Result 313 states and 320 transitions. [2024-11-12 17:44:08,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 17:44:08,378 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 23.5) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 47 [2024-11-12 17:44:08,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 17:44:08,380 INFO L225 Difference]: With dead ends: 313 [2024-11-12 17:44:08,380 INFO L226 Difference]: Without dead ends: 306 [2024-11-12 17:44:08,381 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 [2024-11-12 17:44:08,381 INFO L435 NwaCegarLoop]: 184 mSDtfsCounter, 68 mSDsluCounter, 175 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-12 17:44:08,385 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 359 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-12 17:44:08,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2024-11-12 17:44:08,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 288. [2024-11-12 17:44:08,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 288 states, 206 states have (on average 1.4029126213592233) internal successors, (289), 283 states have internal predecessors, (289), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-12 17:44:08,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 288 states and 295 transitions. [2024-11-12 17:44:08,395 INFO L78 Accepts]: Start accepts. Automaton has 288 states and 295 transitions. Word has length 47 [2024-11-12 17:44:08,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 17:44:08,395 INFO L471 AbstractCegarLoop]: Abstraction has 288 states and 295 transitions. [2024-11-12 17:44:08,395 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 23.5) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 17:44:08,396 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 295 transitions. [2024-11-12 17:44:08,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-12 17:44:08,396 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 17:44:08,397 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 17:44:08,397 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-12 17:44:08,397 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2024-11-12 17:44:08,398 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 17:44:08,398 INFO L85 PathProgramCache]: Analyzing trace with hash 1076612948, now seen corresponding path program 1 times [2024-11-12 17:44:08,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 17:44:08,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1128344718] [2024-11-12 17:44:08,398 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:44:08,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 17:44:08,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:44:08,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 17:44:08,559 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 17:44:08,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1128344718] [2024-11-12 17:44:08,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1128344718] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 17:44:08,559 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 17:44:08,559 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 17:44:08,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1496968502] [2024-11-12 17:44:08,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 17:44:08,560 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 17:44:08,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 17:44:08,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 17:44:08,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-12 17:44:08,562 INFO L87 Difference]: Start difference. First operand 288 states and 295 transitions. Second operand has 4 states, 3 states have (on average 16.333333333333332) internal successors, (49), 4 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 17:44:08,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 17:44:08,740 INFO L93 Difference]: Finished difference Result 308 states and 313 transitions. [2024-11-12 17:44:08,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 17:44:08,741 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 16.333333333333332) internal successors, (49), 4 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 49 [2024-11-12 17:44:08,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 17:44:08,742 INFO L225 Difference]: With dead ends: 308 [2024-11-12 17:44:08,743 INFO L226 Difference]: Without dead ends: 265 [2024-11-12 17:44:08,743 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-12 17:44:08,744 INFO L435 NwaCegarLoop]: 109 mSDtfsCounter, 154 mSDsluCounter, 175 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 284 SdHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-12 17:44:08,745 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [155 Valid, 284 Invalid, 128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-12 17:44:08,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2024-11-12 17:44:08,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 247. [2024-11-12 17:44:08,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 247 states, 165 states have (on average 1.490909090909091) internal successors, (246), 242 states have internal predecessors, (246), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-12 17:44:08,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 252 transitions. [2024-11-12 17:44:08,759 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 252 transitions. Word has length 49 [2024-11-12 17:44:08,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 17:44:08,760 INFO L471 AbstractCegarLoop]: Abstraction has 247 states and 252 transitions. [2024-11-12 17:44:08,760 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 16.333333333333332) internal successors, (49), 4 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 17:44:08,760 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 252 transitions. [2024-11-12 17:44:08,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-12 17:44:08,763 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 17:44:08,763 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 17:44:08,763 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-12 17:44:08,763 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr44ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2024-11-12 17:44:08,764 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 17:44:08,764 INFO L85 PathProgramCache]: Analyzing trace with hash 1058568341, now seen corresponding path program 1 times [2024-11-12 17:44:08,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 17:44:08,764 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908593106] [2024-11-12 17:44:08,764 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:44:08,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 17:44:08,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:44:08,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 17:44:08,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:44:08,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 17:44:08,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 17:44:08,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [908593106] [2024-11-12 17:44:08,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [908593106] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 17:44:08,862 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 17:44:08,862 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 17:44:08,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [937201880] [2024-11-12 17:44:08,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 17:44:08,863 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 17:44:08,863 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 17:44:08,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 17:44:08,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 17:44:08,865 INFO L87 Difference]: Start difference. First operand 247 states and 252 transitions. Second operand has 3 states, 2 states have (on average 27.5) internal successors, (55), 3 states have internal predecessors, (55), 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) [2024-11-12 17:44:08,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 17:44:08,882 INFO L93 Difference]: Finished difference Result 249 states and 252 transitions. [2024-11-12 17:44:08,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 17:44:08,882 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 27.5) internal successors, (55), 3 states have internal predecessors, (55), 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 57 [2024-11-12 17:44:08,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 17:44:08,885 INFO L225 Difference]: With dead ends: 249 [2024-11-12 17:44:08,885 INFO L226 Difference]: Without dead ends: 247 [2024-11-12 17:44:08,885 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 17:44:08,886 INFO L435 NwaCegarLoop]: 194 mSDtfsCounter, 1 mSDsluCounter, 189 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 383 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 [2024-11-12 17:44:08,886 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 383 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 17:44:08,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2024-11-12 17:44:08,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 247. [2024-11-12 17:44:08,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 247 states, 165 states have (on average 1.4787878787878788) internal successors, (244), 242 states have internal predecessors, (244), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-12 17:44:08,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 250 transitions. [2024-11-12 17:44:08,893 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 250 transitions. Word has length 57 [2024-11-12 17:44:08,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 17:44:08,895 INFO L471 AbstractCegarLoop]: Abstraction has 247 states and 250 transitions. [2024-11-12 17:44:08,895 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 27.5) internal successors, (55), 3 states have internal predecessors, (55), 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) [2024-11-12 17:44:08,895 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 250 transitions. [2024-11-12 17:44:08,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-12 17:44:08,896 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 17:44:08,896 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 17:44:08,896 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-12 17:44:08,897 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr49ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2024-11-12 17:44:08,897 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 17:44:08,897 INFO L85 PathProgramCache]: Analyzing trace with hash 1007821026, now seen corresponding path program 1 times [2024-11-12 17:44:08,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 17:44:08,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1620499076] [2024-11-12 17:44:08,898 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:44:08,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 17:44:08,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-12 17:44:08,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [564467653] [2024-11-12 17:44:08,933 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:44:08,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 17:44:08,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 17:44:08,935 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 17:44:08,937 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-12 17:44:09,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:44:09,008 INFO L256 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-12 17:44:09,014 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 17:44:09,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 17:44:09,142 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 17:44:09,142 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 17:44:09,142 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1620499076] [2024-11-12 17:44:09,143 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-12 17:44:09,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [564467653] [2024-11-12 17:44:09,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [564467653] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 17:44:09,143 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 17:44:09,143 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 17:44:09,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243099389] [2024-11-12 17:44:09,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 17:44:09,144 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 17:44:09,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 17:44:09,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 17:44:09,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 17:44:09,145 INFO L87 Difference]: Start difference. First operand 247 states and 250 transitions. Second operand has 4 states, 3 states have (on average 20.0) internal successors, (60), 4 states have internal predecessors, (60), 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) [2024-11-12 17:44:09,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 17:44:09,605 INFO L93 Difference]: Finished difference Result 426 states and 440 transitions. [2024-11-12 17:44:09,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 17:44:09,606 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 20.0) internal successors, (60), 4 states have internal predecessors, (60), 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 62 [2024-11-12 17:44:09,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 17:44:09,608 INFO L225 Difference]: With dead ends: 426 [2024-11-12 17:44:09,608 INFO L226 Difference]: Without dead ends: 361 [2024-11-12 17:44:09,608 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 17:44:09,609 INFO L435 NwaCegarLoop]: 105 mSDtfsCounter, 113 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 484 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 162 SdHoareTripleChecker+Invalid, 546 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 484 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-12 17:44:09,609 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [115 Valid, 162 Invalid, 546 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 484 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-12 17:44:09,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2024-11-12 17:44:09,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 354. [2024-11-12 17:44:09,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 354 states, 270 states have (on average 1.3518518518518519) internal successors, (365), 347 states have internal predecessors, (365), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-12 17:44:09,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 375 transitions. [2024-11-12 17:44:09,624 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 375 transitions. Word has length 62 [2024-11-12 17:44:09,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 17:44:09,624 INFO L471 AbstractCegarLoop]: Abstraction has 354 states and 375 transitions. [2024-11-12 17:44:09,624 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 20.0) internal successors, (60), 4 states have internal predecessors, (60), 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) [2024-11-12 17:44:09,625 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 375 transitions. [2024-11-12 17:44:09,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-12 17:44:09,625 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 17:44:09,626 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 17:44:09,638 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-12 17:44:09,826 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 17:44:09,826 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr56ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2024-11-12 17:44:09,827 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 17:44:09,827 INFO L85 PathProgramCache]: Analyzing trace with hash -809386143, now seen corresponding path program 1 times [2024-11-12 17:44:09,827 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 17:44:09,827 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44659865] [2024-11-12 17:44:09,827 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:44:09,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 17:44:09,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:44:09,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 17:44:09,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:44:09,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 17:44:09,937 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 17:44:09,937 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44659865] [2024-11-12 17:44:09,937 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [44659865] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 17:44:09,937 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 17:44:09,937 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 17:44:09,937 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779930289] [2024-11-12 17:44:09,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 17:44:09,938 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 17:44:09,938 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 17:44:09,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 17:44:09,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-12 17:44:09,939 INFO L87 Difference]: Start difference. First operand 354 states and 375 transitions. Second operand has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 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) [2024-11-12 17:44:10,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 17:44:10,284 INFO L93 Difference]: Finished difference Result 355 states and 375 transitions. [2024-11-12 17:44:10,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 17:44:10,284 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 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 69 [2024-11-12 17:44:10,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 17:44:10,287 INFO L225 Difference]: With dead ends: 355 [2024-11-12 17:44:10,287 INFO L226 Difference]: Without dead ends: 354 [2024-11-12 17:44:10,288 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-12 17:44:10,288 INFO L435 NwaCegarLoop]: 142 mSDtfsCounter, 57 mSDsluCounter, 196 mSDsCounter, 0 mSdLazyCounter, 251 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 338 SdHoareTripleChecker+Invalid, 253 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 251 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-12 17:44:10,290 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 338 Invalid, 253 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 251 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-12 17:44:10,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2024-11-12 17:44:10,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 354. [2024-11-12 17:44:10,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 354 states, 270 states have (on average 1.348148148148148) internal successors, (364), 347 states have internal predecessors, (364), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-12 17:44:10,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 374 transitions. [2024-11-12 17:44:10,303 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 374 transitions. Word has length 69 [2024-11-12 17:44:10,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 17:44:10,303 INFO L471 AbstractCegarLoop]: Abstraction has 354 states and 374 transitions. [2024-11-12 17:44:10,303 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 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) [2024-11-12 17:44:10,303 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 374 transitions. [2024-11-12 17:44:10,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-12 17:44:10,306 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 17:44:10,306 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 17:44:10,306 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-12 17:44:10,306 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr57ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2024-11-12 17:44:10,307 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 17:44:10,307 INFO L85 PathProgramCache]: Analyzing trace with hash 678833514, now seen corresponding path program 1 times [2024-11-12 17:44:10,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 17:44:10,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290782129] [2024-11-12 17:44:10,307 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:44:10,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 17:44:10,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:44:10,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 17:44:10,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:44:10,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 17:44:10,448 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 17:44:10,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [290782129] [2024-11-12 17:44:10,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [290782129] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 17:44:10,448 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 17:44:10,449 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 17:44:10,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645109794] [2024-11-12 17:44:10,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 17:44:10,449 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 17:44:10,449 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 17:44:10,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 17:44:10,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-12 17:44:10,450 INFO L87 Difference]: Start difference. First operand 354 states and 374 transitions. Second operand has 4 states, 3 states have (on average 22.666666666666668) internal successors, (68), 4 states have internal predecessors, (68), 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) [2024-11-12 17:44:10,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 17:44:10,727 INFO L93 Difference]: Finished difference Result 355 states and 374 transitions. [2024-11-12 17:44:10,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 17:44:10,728 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 22.666666666666668) internal successors, (68), 4 states have internal predecessors, (68), 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 70 [2024-11-12 17:44:10,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 17:44:10,729 INFO L225 Difference]: With dead ends: 355 [2024-11-12 17:44:10,729 INFO L226 Difference]: Without dead ends: 354 [2024-11-12 17:44:10,729 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-12 17:44:10,730 INFO L435 NwaCegarLoop]: 151 mSDtfsCounter, 50 mSDsluCounter, 196 mSDsCounter, 0 mSdLazyCounter, 242 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 347 SdHoareTripleChecker+Invalid, 243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 242 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-12 17:44:10,730 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 347 Invalid, 243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 242 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-12 17:44:10,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2024-11-12 17:44:10,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 354. [2024-11-12 17:44:10,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 354 states, 270 states have (on average 1.3444444444444446) internal successors, (363), 347 states have internal predecessors, (363), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-12 17:44:10,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 373 transitions. [2024-11-12 17:44:10,739 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 373 transitions. Word has length 70 [2024-11-12 17:44:10,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 17:44:10,739 INFO L471 AbstractCegarLoop]: Abstraction has 354 states and 373 transitions. [2024-11-12 17:44:10,739 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 22.666666666666668) internal successors, (68), 4 states have internal predecessors, (68), 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) [2024-11-12 17:44:10,740 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 373 transitions. [2024-11-12 17:44:10,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-12 17:44:10,740 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 17:44:10,741 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 17:44:10,741 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-12 17:44:10,741 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2024-11-12 17:44:10,741 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 17:44:10,741 INFO L85 PathProgramCache]: Analyzing trace with hash -1871737532, now seen corresponding path program 1 times [2024-11-12 17:44:10,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 17:44:10,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2145432821] [2024-11-12 17:44:10,742 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:44:10,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 17:44:10,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:44:10,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 17:44:10,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:44:10,820 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 17:44:10,820 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 17:44:10,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2145432821] [2024-11-12 17:44:10,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2145432821] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 17:44:10,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [708301200] [2024-11-12 17:44:10,821 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:44:10,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 17:44:10,821 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 17:44:10,823 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 17:44:10,825 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-12 17:44:10,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:44:10,878 INFO L256 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-12 17:44:10,880 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 17:44:11,009 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 17:44:11,009 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 17:44:11,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [708301200] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 17:44:11,009 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-12 17:44:11,009 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 8 [2024-11-12 17:44:11,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695563564] [2024-11-12 17:44:11,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 17:44:11,010 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-12 17:44:11,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 17:44:11,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 17:44:11,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-12 17:44:11,011 INFO L87 Difference]: Start difference. First operand 354 states and 373 transitions. Second operand has 5 states, 4 states have (on average 17.75) internal successors, (71), 5 states have internal predecessors, (71), 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) [2024-11-12 17:44:11,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 17:44:11,068 INFO L93 Difference]: Finished difference Result 484 states and 508 transitions. [2024-11-12 17:44:11,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 17:44:11,068 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 17.75) internal successors, (71), 5 states have internal predecessors, (71), 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 73 [2024-11-12 17:44:11,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 17:44:11,070 INFO L225 Difference]: With dead ends: 484 [2024-11-12 17:44:11,070 INFO L226 Difference]: Without dead ends: 483 [2024-11-12 17:44:11,071 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2024-11-12 17:44:11,071 INFO L435 NwaCegarLoop]: 272 mSDtfsCounter, 132 mSDsluCounter, 621 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 893 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 17:44:11,072 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [132 Valid, 893 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 17:44:11,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 483 states. [2024-11-12 17:44:11,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 483 to 443. [2024-11-12 17:44:11,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 443 states, 357 states have (on average 1.3529411764705883) internal successors, (483), 435 states have internal predecessors, (483), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 5 states have call predecessors, (7), 7 states have call successors, (7) [2024-11-12 17:44:11,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 443 states and 497 transitions. [2024-11-12 17:44:11,086 INFO L78 Accepts]: Start accepts. Automaton has 443 states and 497 transitions. Word has length 73 [2024-11-12 17:44:11,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 17:44:11,087 INFO L471 AbstractCegarLoop]: Abstraction has 443 states and 497 transitions. [2024-11-12 17:44:11,087 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 17.75) internal successors, (71), 5 states have internal predecessors, (71), 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) [2024-11-12 17:44:11,087 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 497 transitions. [2024-11-12 17:44:11,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-12 17:44:11,091 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 17:44:11,091 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 17:44:11,109 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-12 17:44:11,291 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-11-12 17:44:11,292 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr96ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2024-11-12 17:44:11,293 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 17:44:11,293 INFO L85 PathProgramCache]: Analyzing trace with hash 1637859655, now seen corresponding path program 1 times [2024-11-12 17:44:11,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 17:44:11,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699168439] [2024-11-12 17:44:11,294 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:44:11,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 17:44:11,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:44:11,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 17:44:11,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:44:11,437 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 17:44:11,439 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 17:44:11,440 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1699168439] [2024-11-12 17:44:11,440 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1699168439] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 17:44:11,440 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [97285572] [2024-11-12 17:44:11,440 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:44:11,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 17:44:11,440 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 17:44:11,442 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 17:44:11,443 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-12 17:44:11,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:44:11,503 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-12 17:44:11,505 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 17:44:11,605 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 17:44:11,605 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 17:44:11,726 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 17:44:11,727 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [97285572] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 17:44:11,727 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 17:44:11,727 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 6] total 10 [2024-11-12 17:44:11,727 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1447759893] [2024-11-12 17:44:11,727 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 17:44:11,728 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-12 17:44:11,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 17:44:11,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-12 17:44:11,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-11-12 17:44:11,729 INFO L87 Difference]: Start difference. First operand 443 states and 497 transitions. Second operand has 10 states, 10 states have (on average 18.3) internal successors, (183), 10 states have internal predecessors, (183), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-12 17:44:11,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 17:44:11,843 INFO L93 Difference]: Finished difference Result 762 states and 805 transitions. [2024-11-12 17:44:11,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-12 17:44:11,843 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 18.3) internal successors, (183), 10 states have internal predecessors, (183), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 113 [2024-11-12 17:44:11,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 17:44:11,847 INFO L225 Difference]: With dead ends: 762 [2024-11-12 17:44:11,847 INFO L226 Difference]: Without dead ends: 632 [2024-11-12 17:44:11,848 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 238 GetRequests, 223 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=99, Invalid=173, Unknown=0, NotChecked=0, Total=272 [2024-11-12 17:44:11,849 INFO L435 NwaCegarLoop]: 199 mSDtfsCounter, 272 mSDsluCounter, 1022 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 272 SdHoareTripleChecker+Valid, 1221 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 17:44:11,849 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [272 Valid, 1221 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 17:44:11,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 632 states. [2024-11-12 17:44:11,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 632 to 531. [2024-11-12 17:44:11,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 531 states, 441 states have (on average 1.4625850340136055) internal successors, (645), 519 states have internal predecessors, (645), 8 states have call successors, (8), 5 states have call predecessors, (8), 5 states have return successors, (8), 6 states have call predecessors, (8), 8 states have call successors, (8) [2024-11-12 17:44:11,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 531 states and 661 transitions. [2024-11-12 17:44:11,867 INFO L78 Accepts]: Start accepts. Automaton has 531 states and 661 transitions. Word has length 113 [2024-11-12 17:44:11,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 17:44:11,867 INFO L471 AbstractCegarLoop]: Abstraction has 531 states and 661 transitions. [2024-11-12 17:44:11,868 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 18.3) internal successors, (183), 10 states have internal predecessors, (183), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-12 17:44:11,868 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 661 transitions. [2024-11-12 17:44:11,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-12 17:44:11,869 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 17:44:11,870 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 17:44:11,884 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-12 17:44:12,070 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 17:44:12,071 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2024-11-12 17:44:12,071 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 17:44:12,071 INFO L85 PathProgramCache]: Analyzing trace with hash -188695060, now seen corresponding path program 1 times [2024-11-12 17:44:12,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 17:44:12,071 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332146943] [2024-11-12 17:44:12,071 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:44:12,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 17:44:12,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-12 17:44:12,093 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1274966244] [2024-11-12 17:44:12,093 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:44:12,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 17:44:12,094 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 17:44:12,095 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 17:44:12,097 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-12 17:44:12,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:44:12,153 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-12 17:44:12,156 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 17:44:12,457 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 17:44:12,458 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 17:44:12,735 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 17:44:12,735 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 17:44:12,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332146943] [2024-11-12 17:44:12,735 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-12 17:44:12,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1274966244] [2024-11-12 17:44:12,735 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1274966244] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 17:44:12,735 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-12 17:44:12,736 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2024-11-12 17:44:12,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933267994] [2024-11-12 17:44:12,736 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-12 17:44:12,737 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-12 17:44:12,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 17:44:12,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-12 17:44:12,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2024-11-12 17:44:12,738 INFO L87 Difference]: Start difference. First operand 531 states and 661 transitions. Second operand has 8 states, 7 states have (on average 30.857142857142858) internal successors, (216), 8 states have internal predecessors, (216), 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) [2024-11-12 17:44:13,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 17:44:14,000 INFO L93 Difference]: Finished difference Result 545 states and 661 transitions. [2024-11-12 17:44:14,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-12 17:44:14,000 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 30.857142857142858) internal successors, (216), 8 states have internal predecessors, (216), 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 113 [2024-11-12 17:44:14,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 17:44:14,006 INFO L225 Difference]: With dead ends: 545 [2024-11-12 17:44:14,007 INFO L226 Difference]: Without dead ends: 536 [2024-11-12 17:44:14,007 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 218 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=67, Unknown=0, NotChecked=0, Total=110 [2024-11-12 17:44:14,008 INFO L435 NwaCegarLoop]: 59 mSDtfsCounter, 481 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 996 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 481 SdHoareTripleChecker+Valid, 165 SdHoareTripleChecker+Invalid, 1018 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 996 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-12 17:44:14,008 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [481 Valid, 165 Invalid, 1018 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 996 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-12 17:44:14,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 536 states. [2024-11-12 17:44:14,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 536 to 528. [2024-11-12 17:44:14,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 528 states, 441 states have (on average 1.4263038548752835) internal successors, (629), 516 states have internal predecessors, (629), 8 states have call successors, (8), 5 states have call predecessors, (8), 5 states have return successors, (8), 6 states have call predecessors, (8), 8 states have call successors, (8) [2024-11-12 17:44:14,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 528 states and 645 transitions. [2024-11-12 17:44:14,032 INFO L78 Accepts]: Start accepts. Automaton has 528 states and 645 transitions. Word has length 113 [2024-11-12 17:44:14,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 17:44:14,033 INFO L471 AbstractCegarLoop]: Abstraction has 528 states and 645 transitions. [2024-11-12 17:44:14,033 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 30.857142857142858) internal successors, (216), 8 states have internal predecessors, (216), 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) [2024-11-12 17:44:14,033 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 645 transitions. [2024-11-12 17:44:14,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-12 17:44:14,034 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 17:44:14,035 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 17:44:14,052 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-12 17:44:14,235 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 17:44:14,235 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2024-11-12 17:44:14,236 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 17:44:14,236 INFO L85 PathProgramCache]: Analyzing trace with hash -947321970, now seen corresponding path program 1 times [2024-11-12 17:44:14,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 17:44:14,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082701058] [2024-11-12 17:44:14,236 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:44:14,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 17:44:14,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-12 17:44:14,263 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1980945046] [2024-11-12 17:44:14,263 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:44:14,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 17:44:14,263 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 17:44:14,265 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 17:44:14,267 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-12 17:44:14,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:44:14,326 INFO L256 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-12 17:44:14,331 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 17:44:14,646 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 17:44:14,646 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 17:44:15,020 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-12 17:44:15,020 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 17:44:15,020 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082701058] [2024-11-12 17:44:15,020 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-12 17:44:15,020 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1980945046] [2024-11-12 17:44:15,020 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1980945046] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-12 17:44:15,021 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-12 17:44:15,021 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2024-11-12 17:44:15,021 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175582382] [2024-11-12 17:44:15,021 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 17:44:15,021 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 17:44:15,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 17:44:15,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 17:44:15,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-12 17:44:15,022 INFO L87 Difference]: Start difference. First operand 528 states and 645 transitions. Second operand has 4 states, 3 states have (on average 23.0) internal successors, (69), 4 states have internal predecessors, (69), 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) [2024-11-12 17:44:18,694 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.59s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-12 17:44:24,375 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-12 17:44:29,326 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-12 17:44:31,276 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-12 17:44:34,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-12 17:44:34,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 17:44:34,828 INFO L93 Difference]: Finished difference Result 528 states and 645 transitions. [2024-11-12 17:44:34,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 17:44:34,829 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 23.0) internal successors, (69), 4 states have internal predecessors, (69), 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 115 [2024-11-12 17:44:34,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 17:44:34,831 INFO L225 Difference]: With dead ends: 528 [2024-11-12 17:44:34,831 INFO L226 Difference]: Without dead ends: 526 [2024-11-12 17:44:34,831 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 222 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2024-11-12 17:44:34,832 INFO L435 NwaCegarLoop]: 22 mSDtfsCounter, 99 mSDsluCounter, 25 mSDsCounter, 0 mSdLazyCounter, 410 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 47 SdHoareTripleChecker+Invalid, 415 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 410 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.8s IncrementalHoareTripleChecker+Time [2024-11-12 17:44:34,832 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 47 Invalid, 415 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 410 Invalid, 2 Unknown, 0 Unchecked, 19.8s Time] [2024-11-12 17:44:34,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 526 states. [2024-11-12 17:44:34,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 526 to 526. [2024-11-12 17:44:34,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 526 states, 441 states have (on average 1.4104308390022675) internal successors, (622), 514 states have internal predecessors, (622), 8 states have call successors, (8), 5 states have call predecessors, (8), 5 states have return successors, (8), 6 states have call predecessors, (8), 8 states have call successors, (8) [2024-11-12 17:44:34,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 526 states and 638 transitions. [2024-11-12 17:44:34,852 INFO L78 Accepts]: Start accepts. Automaton has 526 states and 638 transitions. Word has length 115 [2024-11-12 17:44:34,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 17:44:34,852 INFO L471 AbstractCegarLoop]: Abstraction has 526 states and 638 transitions. [2024-11-12 17:44:34,852 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 23.0) internal successors, (69), 4 states have internal predecessors, (69), 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) [2024-11-12 17:44:34,852 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 638 transitions. [2024-11-12 17:44:34,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-12 17:44:34,853 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 17:44:34,853 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 17:44:34,871 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-12 17:44:35,057 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-11-12 17:44:35,058 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr44ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2024-11-12 17:44:35,059 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 17:44:35,059 INFO L85 PathProgramCache]: Analyzing trace with hash -1753034033, now seen corresponding path program 1 times [2024-11-12 17:44:35,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 17:44:35,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816435981] [2024-11-12 17:44:35,059 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:44:35,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 17:44:35,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:44:35,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 17:44:35,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:44:35,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 17:44:35,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:44:35,174 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-12 17:44:35,175 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 17:44:35,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [816435981] [2024-11-12 17:44:35,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [816435981] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 17:44:35,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1311945620] [2024-11-12 17:44:35,175 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:44:35,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 17:44:35,176 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 17:44:35,177 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 17:44:35,178 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-12 17:44:35,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:44:35,235 INFO L256 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-12 17:44:35,237 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 17:44:35,364 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-12 17:44:35,364 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 17:44:35,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1311945620] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 17:44:35,364 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-12 17:44:35,365 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2024-11-12 17:44:35,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881493503] [2024-11-12 17:44:35,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 17:44:35,365 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 17:44:35,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 17:44:35,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 17:44:35,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-12 17:44:35,366 INFO L87 Difference]: Start difference. First operand 526 states and 638 transitions. Second operand has 4 states, 3 states have (on average 38.666666666666664) internal successors, (116), 4 states have internal predecessors, (116), 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) [2024-11-12 17:44:35,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 17:44:35,394 INFO L93 Difference]: Finished difference Result 562 states and 644 transitions. [2024-11-12 17:44:35,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 17:44:35,394 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 38.666666666666664) internal successors, (116), 4 states have internal predecessors, (116), 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 123 [2024-11-12 17:44:35,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 17:44:35,397 INFO L225 Difference]: With dead ends: 562 [2024-11-12 17:44:35,397 INFO L226 Difference]: Without dead ends: 561 [2024-11-12 17:44:35,398 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-12 17:44:35,399 INFO L435 NwaCegarLoop]: 305 mSDtfsCounter, 117 mSDsluCounter, 220 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 525 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 17:44:35,399 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [118 Valid, 525 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 17:44:35,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 561 states. [2024-11-12 17:44:35,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 561 to 525. [2024-11-12 17:44:35,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 525 states, 441 states have (on average 1.4036281179138321) internal successors, (619), 513 states have internal predecessors, (619), 8 states have call successors, (8), 5 states have call predecessors, (8), 5 states have return successors, (8), 6 states have call predecessors, (8), 8 states have call successors, (8) [2024-11-12 17:44:35,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 525 states and 635 transitions. [2024-11-12 17:44:35,418 INFO L78 Accepts]: Start accepts. Automaton has 525 states and 635 transitions. Word has length 123 [2024-11-12 17:44:35,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 17:44:35,419 INFO L471 AbstractCegarLoop]: Abstraction has 525 states and 635 transitions. [2024-11-12 17:44:35,419 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 38.666666666666664) internal successors, (116), 4 states have internal predecessors, (116), 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) [2024-11-12 17:44:35,419 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 635 transitions. [2024-11-12 17:44:35,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-12 17:44:35,420 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 17:44:35,420 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 17:44:35,437 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-11-12 17:44:35,624 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-11-12 17:44:35,625 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr45ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2024-11-12 17:44:35,626 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 17:44:35,626 INFO L85 PathProgramCache]: Analyzing trace with hash 1490519972, now seen corresponding path program 1 times [2024-11-12 17:44:35,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 17:44:35,626 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715471799] [2024-11-12 17:44:35,626 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:44:35,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 17:44:35,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:44:35,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 17:44:35,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:44:35,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 17:44:35,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:44:35,722 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-12 17:44:35,723 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 17:44:35,723 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1715471799] [2024-11-12 17:44:35,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1715471799] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 17:44:35,723 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1318599343] [2024-11-12 17:44:35,723 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:44:35,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 17:44:35,723 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 17:44:35,725 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 17:44:35,726 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-12 17:44:35,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:44:35,778 INFO L256 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-12 17:44:35,779 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 17:44:35,923 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-12 17:44:35,924 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 17:44:36,059 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-12 17:44:36,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1318599343] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 17:44:36,060 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 17:44:36,060 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2024-11-12 17:44:36,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1135911082] [2024-11-12 17:44:36,060 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 17:44:36,061 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-12 17:44:36,061 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 17:44:36,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-12 17:44:36,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-12 17:44:36,062 INFO L87 Difference]: Start difference. First operand 525 states and 635 transitions. Second operand has 7 states, 6 states have (on average 46.333333333333336) internal successors, (278), 7 states have internal predecessors, (278), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-12 17:44:36,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 17:44:36,109 INFO L93 Difference]: Finished difference Result 644 states and 713 transitions. [2024-11-12 17:44:36,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-12 17:44:36,110 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 46.333333333333336) internal successors, (278), 7 states have internal predecessors, (278), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Word has length 124 [2024-11-12 17:44:36,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 17:44:36,113 INFO L225 Difference]: With dead ends: 644 [2024-11-12 17:44:36,113 INFO L226 Difference]: Without dead ends: 643 [2024-11-12 17:44:36,114 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 253 GetRequests, 248 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-12 17:44:36,114 INFO L435 NwaCegarLoop]: 186 mSDtfsCounter, 84 mSDsluCounter, 641 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 827 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 17:44:36,115 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 827 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 17:44:36,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 643 states. [2024-11-12 17:44:36,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 643 to 571. [2024-11-12 17:44:36,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 571 states, 486 states have (on average 1.4238683127572016) internal successors, (692), 558 states have internal predecessors, (692), 9 states have call successors, (9), 5 states have call predecessors, (9), 5 states have return successors, (9), 7 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-12 17:44:36,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 571 states and 710 transitions. [2024-11-12 17:44:36,135 INFO L78 Accepts]: Start accepts. Automaton has 571 states and 710 transitions. Word has length 124 [2024-11-12 17:44:36,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 17:44:36,136 INFO L471 AbstractCegarLoop]: Abstraction has 571 states and 710 transitions. [2024-11-12 17:44:36,136 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 46.333333333333336) internal successors, (278), 7 states have internal predecessors, (278), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-12 17:44:36,136 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 710 transitions. [2024-11-12 17:44:36,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-12 17:44:36,138 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 17:44:36,138 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 17:44:36,154 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-12 17:44:36,342 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 17:44:36,343 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr49ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2024-11-12 17:44:36,343 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 17:44:36,344 INFO L85 PathProgramCache]: Analyzing trace with hash -1928783128, now seen corresponding path program 1 times [2024-11-12 17:44:36,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 17:44:36,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [55135568] [2024-11-12 17:44:36,344 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:44:36,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 17:44:36,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-12 17:44:36,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1343953716] [2024-11-12 17:44:36,370 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:44:36,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 17:44:36,370 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 17:44:36,372 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 17:44:36,375 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-12 17:44:36,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:44:36,432 INFO L256 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-12 17:44:36,434 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 17:44:36,561 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-12 17:44:36,561 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 17:44:36,787 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-12 17:44:36,787 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 17:44:36,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [55135568] [2024-11-12 17:44:36,788 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-12 17:44:36,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1343953716] [2024-11-12 17:44:36,788 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1343953716] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 17:44:36,788 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-12 17:44:36,788 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2024-11-12 17:44:36,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166548153] [2024-11-12 17:44:36,788 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-12 17:44:36,789 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-12 17:44:36,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 17:44:36,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-12 17:44:36,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-12 17:44:36,791 INFO L87 Difference]: Start difference. First operand 571 states and 710 transitions. Second operand has 8 states, 7 states have (on average 33.714285714285715) internal successors, (236), 8 states have internal predecessors, (236), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-12 17:44:37,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 17:44:37,640 INFO L93 Difference]: Finished difference Result 620 states and 716 transitions. [2024-11-12 17:44:37,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-12 17:44:37,641 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 33.714285714285715) internal successors, (236), 8 states have internal predecessors, (236), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Word has length 128 [2024-11-12 17:44:37,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 17:44:37,643 INFO L225 Difference]: With dead ends: 620 [2024-11-12 17:44:37,643 INFO L226 Difference]: Without dead ends: 555 [2024-11-12 17:44:37,644 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 256 GetRequests, 248 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-11-12 17:44:37,644 INFO L435 NwaCegarLoop]: 55 mSDtfsCounter, 416 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 996 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 419 SdHoareTripleChecker+Valid, 173 SdHoareTripleChecker+Invalid, 1078 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 996 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-12 17:44:37,644 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [419 Valid, 173 Invalid, 1078 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 996 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-12 17:44:37,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 555 states. [2024-11-12 17:44:37,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 555 to 549. [2024-11-12 17:44:37,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 549 states, 482 states have (on average 1.2323651452282158) internal successors, (594), 537 states have internal predecessors, (594), 9 states have call successors, (9), 5 states have call predecessors, (9), 5 states have return successors, (9), 6 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-12 17:44:37,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 549 states and 612 transitions. [2024-11-12 17:44:37,662 INFO L78 Accepts]: Start accepts. Automaton has 549 states and 612 transitions. Word has length 128 [2024-11-12 17:44:37,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 17:44:37,662 INFO L471 AbstractCegarLoop]: Abstraction has 549 states and 612 transitions. [2024-11-12 17:44:37,663 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 33.714285714285715) internal successors, (236), 8 states have internal predecessors, (236), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-12 17:44:37,663 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 612 transitions. [2024-11-12 17:44:37,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-12 17:44:37,664 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 17:44:37,664 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2024-11-12 17:44:37,681 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-11-12 17:44:37,864 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-11-12 17:44:37,865 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr57ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2024-11-12 17:44:37,865 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 17:44:37,865 INFO L85 PathProgramCache]: Analyzing trace with hash 1903018352, now seen corresponding path program 1 times [2024-11-12 17:44:37,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 17:44:37,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1011952950] [2024-11-12 17:44:37,866 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:44:37,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 17:44:37,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-12 17:44:37,885 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [400101008] [2024-11-12 17:44:37,885 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:44:37,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 17:44:37,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 17:44:37,888 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 17:44:37,894 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-12 17:44:37,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:44:37,951 INFO L256 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-12 17:44:37,952 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 17:44:38,302 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-12 17:44:38,303 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 17:44:39,067 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-12 17:44:39,067 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 17:44:39,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1011952950] [2024-11-12 17:44:39,067 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-12 17:44:39,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [400101008] [2024-11-12 17:44:39,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [400101008] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 17:44:39,067 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-12 17:44:39,067 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6] total 10 [2024-11-12 17:44:39,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587481134] [2024-11-12 17:44:39,068 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-12 17:44:39,069 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-12 17:44:39,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 17:44:39,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-12 17:44:39,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2024-11-12 17:44:39,070 INFO L87 Difference]: Start difference. First operand 549 states and 612 transitions. Second operand has 11 states, 10 states have (on average 25.2) internal successors, (252), 11 states have internal predecessors, (252), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-12 17:44:47,771 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.12s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-12 17:44:51,828 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-12 17:44:52,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 17:44:52,114 INFO L93 Difference]: Finished difference Result 555 states and 615 transitions. [2024-11-12 17:44:52,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-12 17:44:52,115 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 25.2) internal successors, (252), 11 states have internal predecessors, (252), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Word has length 136 [2024-11-12 17:44:52,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 17:44:52,117 INFO L225 Difference]: With dead ends: 555 [2024-11-12 17:44:52,117 INFO L226 Difference]: Without dead ends: 554 [2024-11-12 17:44:52,117 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 273 GetRequests, 261 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=72, Invalid=110, Unknown=0, NotChecked=0, Total=182 [2024-11-12 17:44:52,118 INFO L435 NwaCegarLoop]: 31 mSDtfsCounter, 390 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 1126 mSolverCounterSat, 52 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 391 SdHoareTripleChecker+Valid, 133 SdHoareTripleChecker+Invalid, 1179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 1126 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.9s IncrementalHoareTripleChecker+Time [2024-11-12 17:44:52,118 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [391 Valid, 133 Invalid, 1179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 1126 Invalid, 1 Unknown, 0 Unchecked, 12.9s Time] [2024-11-12 17:44:52,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states. [2024-11-12 17:44:52,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 548. [2024-11-12 17:44:52,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 548 states, 482 states have (on average 1.2261410788381744) internal successors, (591), 536 states have internal predecessors, (591), 9 states have call successors, (9), 5 states have call predecessors, (9), 5 states have return successors, (9), 6 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-12 17:44:52,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 548 states and 609 transitions. [2024-11-12 17:44:52,141 INFO L78 Accepts]: Start accepts. Automaton has 548 states and 609 transitions. Word has length 136 [2024-11-12 17:44:52,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 17:44:52,141 INFO L471 AbstractCegarLoop]: Abstraction has 548 states and 609 transitions. [2024-11-12 17:44:52,141 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 25.2) internal successors, (252), 11 states have internal predecessors, (252), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-12 17:44:52,141 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 609 transitions. [2024-11-12 17:44:52,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-12 17:44:52,143 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 17:44:52,143 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 17:44:52,160 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-11-12 17:44:52,347 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-11-12 17:44:52,348 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr100ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2024-11-12 17:44:52,348 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 17:44:52,348 INFO L85 PathProgramCache]: Analyzing trace with hash 1508503075, now seen corresponding path program 1 times [2024-11-12 17:44:52,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 17:44:52,348 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1691506920] [2024-11-12 17:44:52,348 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:44:52,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 17:44:52,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-12 17:44:52,377 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [423960432] [2024-11-12 17:44:52,377 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:44:52,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 17:44:52,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 17:44:52,379 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 17:44:52,380 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-12 17:44:52,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:44:52,464 INFO L256 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-12 17:44:52,466 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 17:44:52,902 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-12 17:44:52,902 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 17:44:53,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 17:44:53,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1691506920] [2024-11-12 17:44:53,262 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-12 17:44:53,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [423960432] [2024-11-12 17:44:53,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [423960432] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 17:44:53,262 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-12 17:44:53,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2024-11-12 17:44:53,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387256655] [2024-11-12 17:44:53,263 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-12 17:44:53,263 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-12 17:44:53,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 17:44:53,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 17:44:53,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-12 17:44:53,264 INFO L87 Difference]: Start difference. First operand 548 states and 609 transitions. Second operand has 5 states, 4 states have (on average 39.5) internal successors, (158), 5 states have internal predecessors, (158), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-12 17:44:53,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 17:44:53,694 INFO L93 Difference]: Finished difference Result 551 states and 612 transitions. [2024-11-12 17:44:53,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-12 17:44:53,695 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 39.5) internal successors, (158), 5 states have internal predecessors, (158), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 170 [2024-11-12 17:44:53,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 17:44:53,697 INFO L225 Difference]: With dead ends: 551 [2024-11-12 17:44:53,697 INFO L226 Difference]: Without dead ends: 538 [2024-11-12 17:44:53,697 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 287 GetRequests, 279 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2024-11-12 17:44:53,698 INFO L435 NwaCegarLoop]: 34 mSDtfsCounter, 75 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 431 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 61 SdHoareTripleChecker+Invalid, 446 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 431 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-12 17:44:53,698 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 61 Invalid, 446 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 431 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-12 17:44:53,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 538 states. [2024-11-12 17:44:53,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 538 to 535. [2024-11-12 17:44:53,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 535 states, 482 states have (on average 1.1742738589211619) internal successors, (566), 523 states have internal predecessors, (566), 9 states have call successors, (9), 5 states have call predecessors, (9), 5 states have return successors, (9), 6 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-12 17:44:53,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 535 states and 584 transitions. [2024-11-12 17:44:53,719 INFO L78 Accepts]: Start accepts. Automaton has 535 states and 584 transitions. Word has length 170 [2024-11-12 17:44:53,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 17:44:53,720 INFO L471 AbstractCegarLoop]: Abstraction has 535 states and 584 transitions. [2024-11-12 17:44:53,720 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 39.5) internal successors, (158), 5 states have internal predecessors, (158), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-12 17:44:53,720 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 584 transitions. [2024-11-12 17:44:53,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-12 17:44:53,721 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 17:44:53,722 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 17:44:53,739 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-11-12 17:44:53,922 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 17:44:53,923 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr101ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2024-11-12 17:44:53,923 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 17:44:53,923 INFO L85 PathProgramCache]: Analyzing trace with hash -481044668, now seen corresponding path program 1 times [2024-11-12 17:44:53,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 17:44:53,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1852565119] [2024-11-12 17:44:53,924 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:44:53,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 17:44:53,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-12 17:44:53,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1510202880] [2024-11-12 17:44:53,946 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:44:53,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 17:44:53,946 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 17:44:53,948 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 17:44:53,949 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-12 17:44:54,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:44:54,018 INFO L256 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-12 17:44:54,019 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 17:44:54,445 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-12 17:44:54,445 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 17:44:55,174 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 17:44:55,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1852565119] [2024-11-12 17:44:55,174 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-12 17:44:55,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1510202880] [2024-11-12 17:44:55,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1510202880] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 17:44:55,174 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-12 17:44:55,174 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2024-11-12 17:44:55,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1020543964] [2024-11-12 17:44:55,174 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-12 17:44:55,175 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-12 17:44:55,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 17:44:55,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-12 17:44:55,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-12 17:44:55,175 INFO L87 Difference]: Start difference. First operand 535 states and 584 transitions. Second operand has 6 states, 5 states have (on average 31.8) internal successors, (159), 6 states have internal predecessors, (159), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-12 17:44:55,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 17:44:55,612 INFO L93 Difference]: Finished difference Result 538 states and 586 transitions. [2024-11-12 17:44:55,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-12 17:44:55,613 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 31.8) internal successors, (159), 6 states have internal predecessors, (159), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 171 [2024-11-12 17:44:55,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 17:44:55,615 INFO L225 Difference]: With dead ends: 538 [2024-11-12 17:44:55,615 INFO L226 Difference]: Without dead ends: 492 [2024-11-12 17:44:55,615 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-12 17:44:55,616 INFO L435 NwaCegarLoop]: 69 mSDtfsCounter, 2 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 737 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 737 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 737 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-12 17:44:55,616 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 156 Invalid, 737 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 737 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-12 17:44:55,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 492 states. [2024-11-12 17:44:55,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 492 to 492. [2024-11-12 17:44:55,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 492 states, 440 states have (on average 1.1886363636363637) internal successors, (523), 480 states have internal predecessors, (523), 8 states have call successors, (8), 5 states have call predecessors, (8), 5 states have return successors, (8), 6 states have call predecessors, (8), 8 states have call successors, (8) [2024-11-12 17:44:55,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 492 states and 539 transitions. [2024-11-12 17:44:55,635 INFO L78 Accepts]: Start accepts. Automaton has 492 states and 539 transitions. Word has length 171 [2024-11-12 17:44:55,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 17:44:55,636 INFO L471 AbstractCegarLoop]: Abstraction has 492 states and 539 transitions. [2024-11-12 17:44:55,636 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 31.8) internal successors, (159), 6 states have internal predecessors, (159), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-12 17:44:55,636 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 539 transitions. [2024-11-12 17:44:55,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-12 17:44:55,637 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 17:44:55,638 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1] [2024-11-12 17:44:55,655 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-11-12 17:44:55,838 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 17:44:55,839 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2024-11-12 17:44:55,839 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 17:44:55,839 INFO L85 PathProgramCache]: Analyzing trace with hash 637870879, now seen corresponding path program 1 times [2024-11-12 17:44:55,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 17:44:55,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498538644] [2024-11-12 17:44:55,840 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:44:55,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 17:44:55,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-12 17:44:55,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1155808564] [2024-11-12 17:44:55,865 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:44:55,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 17:44:55,866 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 17:44:55,867 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 17:44:55,868 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-12 17:44:55,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:44:55,961 INFO L256 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-12 17:44:55,963 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 17:44:56,380 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 3 proven. 150 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-12 17:44:56,380 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 17:45:04,582 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (* |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1|))) (or (forall ((|v_ULTIMATE.start_main_~y~0#1_231| Int)) (or (< (+ |c_ULTIMATE.start_main_~y~0#1| 1) |v_ULTIMATE.start_main_~y~0#1_231|) (< (* |v_ULTIMATE.start_main_~y~0#1_231| |v_ULTIMATE.start_main_~y~0#1_231| |v_ULTIMATE.start_main_~y~0#1_231| |v_ULTIMATE.start_main_~y~0#1_231| |v_ULTIMATE.start_main_~y~0#1_231|) (+ 768614336404564651 (div (+ .cse0 (* |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1| (- 5)) (* |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1| (- 6)) (* |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1| (- 2))) 12))))) (not (= 0 (mod (+ (* |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1| 10) (* |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1| 7) .cse0 (* |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1| 6)) 12))))) is different from false [2024-11-12 17:45:04,588 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 17:45:04,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498538644] [2024-11-12 17:45:04,588 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-12 17:45:04,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1155808564] [2024-11-12 17:45:04,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1155808564] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 17:45:04,588 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-12 17:45:04,589 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2024-11-12 17:45:04,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651949711] [2024-11-12 17:45:04,589 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-12 17:45:04,589 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-12 17:45:04,589 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 17:45:04,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-12 17:45:04,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=100, Unknown=1, NotChecked=20, Total=156 [2024-11-12 17:45:04,590 INFO L87 Difference]: Start difference. First operand 492 states and 539 transitions. Second operand has 9 states, 8 states have (on average 22.0) internal successors, (176), 9 states have internal predecessors, (176), 2 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-12 17:45:05,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 17:45:05,239 INFO L93 Difference]: Finished difference Result 502 states and 541 transitions. [2024-11-12 17:45:05,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-12 17:45:05,239 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 22.0) internal successors, (176), 9 states have internal predecessors, (176), 2 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 180 [2024-11-12 17:45:05,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 17:45:05,241 INFO L225 Difference]: With dead ends: 502 [2024-11-12 17:45:05,241 INFO L226 Difference]: Without dead ends: 498 [2024-11-12 17:45:05,241 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 228 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=50, Invalid=135, Unknown=1, NotChecked=24, Total=210 [2024-11-12 17:45:05,242 INFO L435 NwaCegarLoop]: 107 mSDtfsCounter, 82 mSDsluCounter, 370 mSDsCounter, 0 mSdLazyCounter, 926 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 477 SdHoareTripleChecker+Invalid, 931 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 926 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-12 17:45:05,242 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 477 Invalid, 931 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 926 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-12 17:45:05,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 498 states. [2024-11-12 17:45:05,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 498 to 492. [2024-11-12 17:45:05,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 492 states, 440 states have (on average 1.1795454545454545) internal successors, (519), 480 states have internal predecessors, (519), 8 states have call successors, (8), 5 states have call predecessors, (8), 5 states have return successors, (8), 6 states have call predecessors, (8), 8 states have call successors, (8) [2024-11-12 17:45:05,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 492 states and 535 transitions. [2024-11-12 17:45:05,265 INFO L78 Accepts]: Start accepts. Automaton has 492 states and 535 transitions. Word has length 180 [2024-11-12 17:45:05,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 17:45:05,266 INFO L471 AbstractCegarLoop]: Abstraction has 492 states and 535 transitions. [2024-11-12 17:45:05,266 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 22.0) internal successors, (176), 9 states have internal predecessors, (176), 2 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-12 17:45:05,266 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 535 transitions. [2024-11-12 17:45:05,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-12 17:45:05,268 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 17:45:05,268 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1] [2024-11-12 17:45:05,285 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-11-12 17:45:05,468 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2024-11-12 17:45:05,468 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr51ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2024-11-12 17:45:05,469 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 17:45:05,469 INFO L85 PathProgramCache]: Analyzing trace with hash -214865008, now seen corresponding path program 1 times [2024-11-12 17:45:05,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 17:45:05,469 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52836986] [2024-11-12 17:45:05,469 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:45:05,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 17:45:05,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-12 17:45:05,501 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [993720203] [2024-11-12 17:45:05,501 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:45:05,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 17:45:05,501 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 17:45:05,505 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 17:45:05,506 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-12 17:45:05,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:45:05,590 INFO L256 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-12 17:45:05,592 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 17:45:05,770 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 174 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-12 17:45:05,771 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 17:45:05,830 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 17:45:05,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [52836986] [2024-11-12 17:45:05,830 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-12 17:45:05,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [993720203] [2024-11-12 17:45:05,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [993720203] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 17:45:05,831 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-12 17:45:05,831 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2024-11-12 17:45:05,831 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062203793] [2024-11-12 17:45:05,831 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-12 17:45:05,831 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-12 17:45:05,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 17:45:05,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-12 17:45:05,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2024-11-12 17:45:05,832 INFO L87 Difference]: Start difference. First operand 492 states and 535 transitions. Second operand has 6 states, 5 states have (on average 36.8) internal successors, (184), 6 states have internal predecessors, (184), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-12 17:45:06,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 17:45:06,284 INFO L93 Difference]: Finished difference Result 555 states and 602 transitions. [2024-11-12 17:45:06,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-12 17:45:06,285 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 36.8) internal successors, (184), 6 states have internal predecessors, (184), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 196 [2024-11-12 17:45:06,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 17:45:06,287 INFO L225 Difference]: With dead ends: 555 [2024-11-12 17:45:06,287 INFO L226 Difference]: Without dead ends: 543 [2024-11-12 17:45:06,287 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2024-11-12 17:45:06,288 INFO L435 NwaCegarLoop]: 42 mSDtfsCounter, 147 mSDsluCounter, 82 mSDsCounter, 0 mSdLazyCounter, 569 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 124 SdHoareTripleChecker+Invalid, 580 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 569 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-12 17:45:06,288 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [150 Valid, 124 Invalid, 580 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 569 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-12 17:45:06,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 543 states. [2024-11-12 17:45:06,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 543 to 522. [2024-11-12 17:45:06,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 522 states, 470 states have (on average 1.1680851063829787) internal successors, (549), 510 states have internal predecessors, (549), 8 states have call successors, (8), 5 states have call predecessors, (8), 5 states have return successors, (8), 6 states have call predecessors, (8), 8 states have call successors, (8) [2024-11-12 17:45:06,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 522 states and 565 transitions. [2024-11-12 17:45:06,312 INFO L78 Accepts]: Start accepts. Automaton has 522 states and 565 transitions. Word has length 196 [2024-11-12 17:45:06,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 17:45:06,313 INFO L471 AbstractCegarLoop]: Abstraction has 522 states and 565 transitions. [2024-11-12 17:45:06,313 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 36.8) internal successors, (184), 6 states have internal predecessors, (184), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-12 17:45:06,313 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 565 transitions. [2024-11-12 17:45:06,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-11-12 17:45:06,315 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 17:45:06,315 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1] [2024-11-12 17:45:06,332 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-11-12 17:45:06,515 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2024-11-12 17:45:06,516 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr53ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2024-11-12 17:45:06,516 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 17:45:06,516 INFO L85 PathProgramCache]: Analyzing trace with hash -326837326, now seen corresponding path program 1 times [2024-11-12 17:45:06,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 17:45:06,516 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873029359] [2024-11-12 17:45:06,517 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:45:06,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 17:45:06,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-12 17:45:06,547 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1500676704] [2024-11-12 17:45:06,548 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:45:06,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 17:45:06,548 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 17:45:06,551 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 17:45:06,554 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-11-12 17:45:06,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:45:06,630 INFO L256 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-12 17:45:06,632 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 17:45:06,838 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 178 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-12 17:45:06,838 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 17:45:07,222 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 178 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-12 17:45:07,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 17:45:07,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873029359] [2024-11-12 17:45:07,223 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-12 17:45:07,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1500676704] [2024-11-12 17:45:07,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1500676704] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 17:45:07,223 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-12 17:45:07,223 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2024-11-12 17:45:07,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242148797] [2024-11-12 17:45:07,223 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-12 17:45:07,224 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-12 17:45:07,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 17:45:07,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-12 17:45:07,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2024-11-12 17:45:07,225 INFO L87 Difference]: Start difference. First operand 522 states and 565 transitions. Second operand has 10 states, 9 states have (on average 40.666666666666664) internal successors, (366), 10 states have internal predecessors, (366), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-12 17:45:07,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 17:45:07,919 INFO L93 Difference]: Finished difference Result 565 states and 601 transitions. [2024-11-12 17:45:07,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-12 17:45:07,920 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 40.666666666666664) internal successors, (366), 10 states have internal predecessors, (366), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Word has length 198 [2024-11-12 17:45:07,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 17:45:07,921 INFO L225 Difference]: With dead ends: 565 [2024-11-12 17:45:07,921 INFO L226 Difference]: Without dead ends: 537 [2024-11-12 17:45:07,922 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 396 GetRequests, 386 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2024-11-12 17:45:07,922 INFO L435 NwaCegarLoop]: 66 mSDtfsCounter, 645 mSDsluCounter, 208 mSDsCounter, 0 mSdLazyCounter, 1333 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 648 SdHoareTripleChecker+Valid, 274 SdHoareTripleChecker+Invalid, 1375 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 1333 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-12 17:45:07,922 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [648 Valid, 274 Invalid, 1375 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 1333 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-12 17:45:07,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 537 states. [2024-11-12 17:45:07,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 537 to 515. [2024-11-12 17:45:07,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 515 states, 477 states have (on average 1.0859538784067087) internal successors, (518), 503 states have internal predecessors, (518), 8 states have call successors, (8), 5 states have call predecessors, (8), 5 states have return successors, (8), 6 states have call predecessors, (8), 8 states have call successors, (8) [2024-11-12 17:45:07,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 515 states and 534 transitions. [2024-11-12 17:45:07,942 INFO L78 Accepts]: Start accepts. Automaton has 515 states and 534 transitions. Word has length 198 [2024-11-12 17:45:07,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 17:45:07,942 INFO L471 AbstractCegarLoop]: Abstraction has 515 states and 534 transitions. [2024-11-12 17:45:07,943 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 40.666666666666664) internal successors, (366), 10 states have internal predecessors, (366), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-12 17:45:07,943 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 534 transitions. [2024-11-12 17:45:07,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2024-11-12 17:45:07,945 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 17:45:07,945 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 17:45:07,962 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-11-12 17:45:08,147 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 17:45:08,147 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr101ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2024-11-12 17:45:08,147 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 17:45:08,147 INFO L85 PathProgramCache]: Analyzing trace with hash 270376702, now seen corresponding path program 2 times [2024-11-12 17:45:08,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 17:45:08,148 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258811657] [2024-11-12 17:45:08,148 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:45:08,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 17:45:08,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-12 17:45:08,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1125827280] [2024-11-12 17:45:08,182 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-12 17:45:08,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 17:45:08,183 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 17:45:08,185 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 17:45:08,187 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-11-12 17:45:08,238 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-12 17:45:08,238 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-12 17:45:08,240 INFO L256 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-12 17:45:08,243 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 17:45:08,986 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2024-11-12 17:45:08,987 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 17:45:08,987 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 17:45:08,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258811657] [2024-11-12 17:45:08,987 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-12 17:45:08,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1125827280] [2024-11-12 17:45:08,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1125827280] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 17:45:08,987 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 17:45:08,987 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-12 17:45:08,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886159019] [2024-11-12 17:45:08,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 17:45:08,988 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-12 17:45:08,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 17:45:08,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 17:45:08,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-12 17:45:08,989 INFO L87 Difference]: Start difference. First operand 515 states and 534 transitions. Second operand has 5 states, 4 states have (on average 36.25) internal successors, (145), 5 states have internal predecessors, (145), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-12 17:45:09,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 17:45:09,179 INFO L93 Difference]: Finished difference Result 518 states and 534 transitions. [2024-11-12 17:45:09,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 17:45:09,179 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 36.25) internal successors, (145), 5 states have internal predecessors, (145), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 237 [2024-11-12 17:45:09,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 17:45:09,181 INFO L225 Difference]: With dead ends: 518 [2024-11-12 17:45:09,181 INFO L226 Difference]: Without dead ends: 457 [2024-11-12 17:45:09,181 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 236 GetRequests, 233 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-12 17:45:09,181 INFO L435 NwaCegarLoop]: 41 mSDtfsCounter, 47 mSDsluCounter, 54 mSDsCounter, 0 mSdLazyCounter, 240 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 95 SdHoareTripleChecker+Invalid, 251 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 240 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-12 17:45:09,182 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 95 Invalid, 251 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 240 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-12 17:45:09,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 457 states. [2024-11-12 17:45:09,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 457 to 426. [2024-11-12 17:45:09,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 426 states, 399 states have (on average 1.055137844611529) internal successors, (421), 416 states have internal predecessors, (421), 5 states have call successors, (5), 4 states have call predecessors, (5), 4 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-12 17:45:09,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 431 transitions. [2024-11-12 17:45:09,197 INFO L78 Accepts]: Start accepts. Automaton has 426 states and 431 transitions. Word has length 237 [2024-11-12 17:45:09,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 17:45:09,197 INFO L471 AbstractCegarLoop]: Abstraction has 426 states and 431 transitions. [2024-11-12 17:45:09,197 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 36.25) internal successors, (145), 5 states have internal predecessors, (145), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-12 17:45:09,197 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 431 transitions. [2024-11-12 17:45:09,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2024-11-12 17:45:09,198 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 17:45:09,198 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1] [2024-11-12 17:45:09,213 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-11-12 17:45:09,402 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 17:45:09,402 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2024-11-12 17:45:09,403 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 17:45:09,403 INFO L85 PathProgramCache]: Analyzing trace with hash -542675803, now seen corresponding path program 2 times [2024-11-12 17:45:09,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 17:45:09,403 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676523571] [2024-11-12 17:45:09,403 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:45:09,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 17:45:09,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-12 17:45:09,440 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2033815141] [2024-11-12 17:45:09,440 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-12 17:45:09,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 17:45:09,440 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 17:45:09,442 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 17:45:09,445 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-11-12 17:45:09,532 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-12 17:45:09,532 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-12 17:45:09,533 INFO L256 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-12 17:45:09,536 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 17:45:10,092 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 318 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-12 17:45:10,092 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 17:45:10,612 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 318 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-12 17:45:10,612 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 17:45:10,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676523571] [2024-11-12 17:45:10,612 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-12 17:45:10,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2033815141] [2024-11-12 17:45:10,612 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2033815141] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 17:45:10,613 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-12 17:45:10,613 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 15 [2024-11-12 17:45:10,613 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458208150] [2024-11-12 17:45:10,613 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-12 17:45:10,614 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-12 17:45:10,614 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 17:45:10,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-12 17:45:10,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2024-11-12 17:45:10,615 INFO L87 Difference]: Start difference. First operand 426 states and 431 transitions. Second operand has 16 states, 15 states have (on average 30.8) internal successors, (462), 16 states have internal predecessors, (462), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-12 17:45:12,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 17:45:12,458 INFO L93 Difference]: Finished difference Result 774 states and 819 transitions. [2024-11-12 17:45:12,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-12 17:45:12,458 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 30.8) internal successors, (462), 16 states have internal predecessors, (462), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Word has length 246 [2024-11-12 17:45:12,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 17:45:12,460 INFO L225 Difference]: With dead ends: 774 [2024-11-12 17:45:12,460 INFO L226 Difference]: Without dead ends: 712 [2024-11-12 17:45:12,460 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 496 GetRequests, 476 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=155, Invalid=307, Unknown=0, NotChecked=0, Total=462 [2024-11-12 17:45:12,461 INFO L435 NwaCegarLoop]: 48 mSDtfsCounter, 566 mSDsluCounter, 424 mSDsCounter, 0 mSdLazyCounter, 2566 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 567 SdHoareTripleChecker+Valid, 472 SdHoareTripleChecker+Invalid, 2588 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 2566 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-12 17:45:12,461 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [567 Valid, 472 Invalid, 2588 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 2566 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-12 17:45:12,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 712 states. [2024-11-12 17:45:12,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 712 to 602. [2024-11-12 17:45:12,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 602 states, 575 states have (on average 1.085217391304348) internal successors, (624), 590 states have internal predecessors, (624), 7 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2024-11-12 17:45:12,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 602 states and 638 transitions. [2024-11-12 17:45:12,483 INFO L78 Accepts]: Start accepts. Automaton has 602 states and 638 transitions. Word has length 246 [2024-11-12 17:45:12,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 17:45:12,484 INFO L471 AbstractCegarLoop]: Abstraction has 602 states and 638 transitions. [2024-11-12 17:45:12,484 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 30.8) internal successors, (462), 16 states have internal predecessors, (462), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-12 17:45:12,484 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 638 transitions. [2024-11-12 17:45:12,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2024-11-12 17:45:12,485 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 17:45:12,486 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 17:45:12,502 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2024-11-12 17:45:12,686 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2024-11-12 17:45:12,687 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr64ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2024-11-12 17:45:12,687 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 17:45:12,687 INFO L85 PathProgramCache]: Analyzing trace with hash -1726250411, now seen corresponding path program 1 times [2024-11-12 17:45:12,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 17:45:12,687 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519380998] [2024-11-12 17:45:12,688 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:45:12,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 17:45:12,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:45:13,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 17:45:13,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:45:13,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 17:45:13,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:45:13,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-12 17:45:13,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:45:13,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-12 17:45:13,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:45:13,040 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 0 proven. 388 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-12 17:45:13,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 17:45:13,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [519380998] [2024-11-12 17:45:13,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [519380998] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 17:45:13,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1173527049] [2024-11-12 17:45:13,040 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:45:13,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 17:45:13,041 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 17:45:13,042 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 17:45:13,043 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-11-12 17:45:13,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:45:13,128 INFO L256 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-12 17:45:13,131 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 17:45:13,417 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 0 proven. 412 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 17:45:13,417 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 17:45:13,700 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 0 proven. 388 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-12 17:45:13,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1173527049] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 17:45:13,701 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 17:45:13,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 12] total 12 [2024-11-12 17:45:13,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683244456] [2024-11-12 17:45:13,701 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 17:45:13,701 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-12 17:45:13,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 17:45:13,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-12 17:45:13,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2024-11-12 17:45:13,703 INFO L87 Difference]: Start difference. First operand 602 states and 638 transitions. Second operand has 12 states, 12 states have (on average 22.833333333333332) internal successors, (274), 12 states have internal predecessors, (274), 4 states have call successors, (8), 5 states have call predecessors, (8), 5 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) [2024-11-12 17:45:13,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 17:45:13,799 INFO L93 Difference]: Finished difference Result 649 states and 683 transitions. [2024-11-12 17:45:13,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-12 17:45:13,800 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 22.833333333333332) internal successors, (274), 12 states have internal predecessors, (274), 4 states have call successors, (8), 5 states have call predecessors, (8), 5 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) Word has length 279 [2024-11-12 17:45:13,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 17:45:13,802 INFO L225 Difference]: With dead ends: 649 [2024-11-12 17:45:13,802 INFO L226 Difference]: Without dead ends: 606 [2024-11-12 17:45:13,802 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 584 GetRequests, 555 SyntacticMatches, 10 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=149, Invalid=271, Unknown=0, NotChecked=0, Total=420 [2024-11-12 17:45:13,803 INFO L435 NwaCegarLoop]: 123 mSDtfsCounter, 19 mSDsluCounter, 837 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 960 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 17:45:13,803 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 960 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 17:45:13,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 606 states. [2024-11-12 17:45:13,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 606 to 606. [2024-11-12 17:45:13,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 606 states, 578 states have (on average 1.0830449826989619) internal successors, (626), 593 states have internal predecessors, (626), 7 states have call successors, (7), 5 states have call predecessors, (7), 5 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2024-11-12 17:45:13,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 606 states and 640 transitions. [2024-11-12 17:45:13,824 INFO L78 Accepts]: Start accepts. Automaton has 606 states and 640 transitions. Word has length 279 [2024-11-12 17:45:13,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 17:45:13,825 INFO L471 AbstractCegarLoop]: Abstraction has 606 states and 640 transitions. [2024-11-12 17:45:13,825 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 22.833333333333332) internal successors, (274), 12 states have internal predecessors, (274), 4 states have call successors, (8), 5 states have call predecessors, (8), 5 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) [2024-11-12 17:45:13,825 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 640 transitions. [2024-11-12 17:45:13,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2024-11-12 17:45:13,826 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 17:45:13,827 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1] [2024-11-12 17:45:13,844 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2024-11-12 17:45:14,030 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2024-11-12 17:45:14,030 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2024-11-12 17:45:14,031 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 17:45:14,031 INFO L85 PathProgramCache]: Analyzing trace with hash -1833990918, now seen corresponding path program 1 times [2024-11-12 17:45:14,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 17:45:14,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404935198] [2024-11-12 17:45:14,031 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:45:14,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 17:45:14,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-12 17:45:14,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [101882944] [2024-11-12 17:45:14,069 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:45:14,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 17:45:14,069 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 17:45:14,071 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 17:45:14,072 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-11-12 17:45:14,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:45:14,158 INFO L256 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-12 17:45:14,160 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 17:45:14,396 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 416 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-12 17:45:14,396 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 17:45:14,920 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 416 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-12 17:45:14,920 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 17:45:14,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [404935198] [2024-11-12 17:45:14,920 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-12 17:45:14,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [101882944] [2024-11-12 17:45:14,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [101882944] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 17:45:14,920 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-12 17:45:14,921 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 11 [2024-11-12 17:45:14,921 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440258422] [2024-11-12 17:45:14,921 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-12 17:45:14,921 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-12 17:45:14,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 17:45:14,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-12 17:45:14,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2024-11-12 17:45:14,922 INFO L87 Difference]: Start difference. First operand 606 states and 640 transitions. Second operand has 12 states, 11 states have (on average 47.09090909090909) internal successors, (518), 12 states have internal predecessors, (518), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2024-11-12 17:45:15,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 17:45:15,745 INFO L93 Difference]: Finished difference Result 652 states and 679 transitions. [2024-11-12 17:45:15,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-12 17:45:15,745 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 47.09090909090909) internal successors, (518), 12 states have internal predecessors, (518), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Word has length 279 [2024-11-12 17:45:15,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 17:45:15,747 INFO L225 Difference]: With dead ends: 652 [2024-11-12 17:45:15,748 INFO L226 Difference]: Without dead ends: 605 [2024-11-12 17:45:15,748 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 558 GetRequests, 546 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2024-11-12 17:45:15,748 INFO L435 NwaCegarLoop]: 68 mSDtfsCounter, 462 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 1606 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 463 SdHoareTripleChecker+Valid, 348 SdHoareTripleChecker+Invalid, 1618 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 1606 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-12 17:45:15,749 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [463 Valid, 348 Invalid, 1618 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 1606 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-12 17:45:15,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 605 states. [2024-11-12 17:45:15,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 605 to 604. [2024-11-12 17:45:15,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 604 states, 578 states have (on average 1.0622837370242215) internal successors, (614), 591 states have internal predecessors, (614), 7 states have call successors, (7), 5 states have call predecessors, (7), 5 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2024-11-12 17:45:15,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 604 states and 628 transitions. [2024-11-12 17:45:15,772 INFO L78 Accepts]: Start accepts. Automaton has 604 states and 628 transitions. Word has length 279 [2024-11-12 17:45:15,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 17:45:15,772 INFO L471 AbstractCegarLoop]: Abstraction has 604 states and 628 transitions. [2024-11-12 17:45:15,773 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 47.09090909090909) internal successors, (518), 12 states have internal predecessors, (518), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2024-11-12 17:45:15,773 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 628 transitions. [2024-11-12 17:45:15,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2024-11-12 17:45:15,774 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 17:45:15,774 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1] [2024-11-12 17:45:15,792 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2024-11-12 17:45:15,975 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2024-11-12 17:45:15,975 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr45ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2024-11-12 17:45:15,976 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 17:45:15,976 INFO L85 PathProgramCache]: Analyzing trace with hash -294799946, now seen corresponding path program 2 times [2024-11-12 17:45:15,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 17:45:15,976 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181671679] [2024-11-12 17:45:15,976 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:45:15,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 17:45:16,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:45:16,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 17:45:16,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:45:16,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 17:45:16,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:45:16,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-12 17:45:16,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:45:16,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-12 17:45:16,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:45:16,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-12 17:45:16,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:45:16,143 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 604 trivial. 0 not checked. [2024-11-12 17:45:16,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 17:45:16,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181671679] [2024-11-12 17:45:16,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [181671679] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 17:45:16,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1317412216] [2024-11-12 17:45:16,143 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-12 17:45:16,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 17:45:16,144 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 17:45:16,145 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 17:45:16,146 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-11-12 17:45:16,201 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-12 17:45:16,201 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-12 17:45:16,202 INFO L256 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-12 17:45:16,205 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 17:45:16,514 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 604 trivial. 0 not checked. [2024-11-12 17:45:16,515 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 17:45:16,835 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 604 trivial. 0 not checked. [2024-11-12 17:45:16,835 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1317412216] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 17:45:16,836 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 17:45:16,836 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 5 [2024-11-12 17:45:16,836 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414052553] [2024-11-12 17:45:16,836 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 17:45:16,837 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-12 17:45:16,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 17:45:16,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-12 17:45:16,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-12 17:45:16,838 INFO L87 Difference]: Start difference. First operand 604 states and 628 transitions. Second operand has 6 states, 5 states have (on average 27.6) internal successors, (138), 6 states have internal predecessors, (138), 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) [2024-11-12 17:45:16,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 17:45:16,876 INFO L93 Difference]: Finished difference Result 633 states and 656 transitions. [2024-11-12 17:45:16,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 17:45:16,877 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 27.6) internal successors, (138), 6 states have internal predecessors, (138), 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 322 [2024-11-12 17:45:16,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 17:45:16,879 INFO L225 Difference]: With dead ends: 633 [2024-11-12 17:45:16,879 INFO L226 Difference]: Without dead ends: 632 [2024-11-12 17:45:16,879 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 657 GetRequests, 651 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2024-11-12 17:45:16,879 INFO L435 NwaCegarLoop]: 120 mSDtfsCounter, 296 mSDsluCounter, 166 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 296 SdHoareTripleChecker+Valid, 286 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 17:45:16,879 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [296 Valid, 286 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 17:45:16,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 632 states. [2024-11-12 17:45:16,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 632 to 603. [2024-11-12 17:45:16,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 603 states, 578 states have (on average 1.0570934256055364) internal successors, (611), 590 states have internal predecessors, (611), 7 states have call successors, (7), 5 states have call predecessors, (7), 5 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2024-11-12 17:45:16,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 603 states and 625 transitions. [2024-11-12 17:45:16,903 INFO L78 Accepts]: Start accepts. Automaton has 603 states and 625 transitions. Word has length 322 [2024-11-12 17:45:16,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 17:45:16,903 INFO L471 AbstractCegarLoop]: Abstraction has 603 states and 625 transitions. [2024-11-12 17:45:16,903 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 27.6) internal successors, (138), 6 states have internal predecessors, (138), 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) [2024-11-12 17:45:16,904 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 625 transitions. [2024-11-12 17:45:16,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2024-11-12 17:45:16,905 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 17:45:16,905 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 1, 1, 1, 1, 1] [2024-11-12 17:45:16,922 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2024-11-12 17:45:17,109 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27,20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 17:45:17,110 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr55ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2024-11-12 17:45:17,110 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 17:45:17,111 INFO L85 PathProgramCache]: Analyzing trace with hash -332290208, now seen corresponding path program 1 times [2024-11-12 17:45:17,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 17:45:17,111 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470197015] [2024-11-12 17:45:17,111 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:45:17,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 17:45:17,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-12 17:45:17,155 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [986772774] [2024-11-12 17:45:17,156 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:45:17,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 17:45:17,156 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 17:45:17,157 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 17:45:17,159 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-11-12 17:45:17,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:45:17,269 INFO L256 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-12 17:45:17,272 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 17:45:17,588 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 0 proven. 612 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-12 17:45:17,588 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 17:45:17,650 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 17:45:17,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1470197015] [2024-11-12 17:45:17,650 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-12 17:45:17,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [986772774] [2024-11-12 17:45:17,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [986772774] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 17:45:17,650 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-12 17:45:17,650 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2024-11-12 17:45:17,650 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361873848] [2024-11-12 17:45:17,650 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-12 17:45:17,651 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-12 17:45:17,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 17:45:17,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-12 17:45:17,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2024-11-12 17:45:17,651 INFO L87 Difference]: Start difference. First operand 603 states and 625 transitions. Second operand has 8 states, 7 states have (on average 44.285714285714285) internal successors, (310), 8 states have internal predecessors, (310), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-12 17:45:18,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 17:45:18,045 INFO L93 Difference]: Finished difference Result 654 states and 677 transitions. [2024-11-12 17:45:18,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-12 17:45:18,045 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 44.285714285714285) internal successors, (310), 8 states have internal predecessors, (310), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Word has length 332 [2024-11-12 17:45:18,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 17:45:18,047 INFO L225 Difference]: With dead ends: 654 [2024-11-12 17:45:18,047 INFO L226 Difference]: Without dead ends: 651 [2024-11-12 17:45:18,048 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 345 GetRequests, 337 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2024-11-12 17:45:18,048 INFO L435 NwaCegarLoop]: 28 mSDtfsCounter, 91 mSDsluCounter, 79 mSDsCounter, 0 mSdLazyCounter, 549 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 107 SdHoareTripleChecker+Invalid, 551 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 549 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-12 17:45:18,048 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [92 Valid, 107 Invalid, 551 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 549 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-12 17:45:18,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 651 states. [2024-11-12 17:45:18,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 651 to 612. [2024-11-12 17:45:18,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 612 states, 587 states have (on average 1.0528109028960817) internal successors, (618), 599 states have internal predecessors, (618), 7 states have call successors, (7), 5 states have call predecessors, (7), 5 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2024-11-12 17:45:18,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 612 states and 632 transitions. [2024-11-12 17:45:18,070 INFO L78 Accepts]: Start accepts. Automaton has 612 states and 632 transitions. Word has length 332 [2024-11-12 17:45:18,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 17:45:18,070 INFO L471 AbstractCegarLoop]: Abstraction has 612 states and 632 transitions. [2024-11-12 17:45:18,071 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 44.285714285714285) internal successors, (310), 8 states have internal predecessors, (310), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-12 17:45:18,071 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 632 transitions. [2024-11-12 17:45:18,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2024-11-12 17:45:18,072 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 17:45:18,072 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 17:45:18,089 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2024-11-12 17:45:18,273 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2024-11-12 17:45:18,273 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr68ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2024-11-12 17:45:18,273 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 17:45:18,273 INFO L85 PathProgramCache]: Analyzing trace with hash -1840221421, now seen corresponding path program 1 times [2024-11-12 17:45:18,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 17:45:18,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77239116] [2024-11-12 17:45:18,274 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:45:18,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 17:45:18,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-12 17:45:18,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [273407620] [2024-11-12 17:45:18,307 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:45:18,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 17:45:18,307 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 17:45:18,309 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 17:45:18,310 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-11-12 17:45:18,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:45:18,415 INFO L256 TraceCheckSpWp]: Trace formula consists of 449 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-12 17:45:18,417 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 17:45:18,778 INFO L134 CoverageAnalysis]: Checked inductivity of 680 backedges. 0 proven. 640 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-12 17:45:18,779 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 17:45:19,601 INFO L134 CoverageAnalysis]: Checked inductivity of 680 backedges. 0 proven. 640 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-12 17:45:19,601 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 17:45:19,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77239116] [2024-11-12 17:45:19,602 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-12 17:45:19,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [273407620] [2024-11-12 17:45:19,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [273407620] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 17:45:19,602 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-12 17:45:19,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2024-11-12 17:45:19,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516604962] [2024-11-12 17:45:19,602 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-12 17:45:19,605 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-12 17:45:19,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 17:45:19,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-12 17:45:19,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2024-11-12 17:45:19,607 INFO L87 Difference]: Start difference. First operand 612 states and 632 transitions. Second operand has 14 states, 13 states have (on average 49.84615384615385) internal successors, (648), 14 states have internal predecessors, (648), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2024-11-12 17:45:21,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 17:45:21,504 INFO L93 Difference]: Finished difference Result 1181 states and 1259 transitions. [2024-11-12 17:45:21,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-12 17:45:21,505 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 49.84615384615385) internal successors, (648), 14 states have internal predecessors, (648), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) Word has length 349 [2024-11-12 17:45:21,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 17:45:21,507 INFO L225 Difference]: With dead ends: 1181 [2024-11-12 17:45:21,507 INFO L226 Difference]: Without dead ends: 926 [2024-11-12 17:45:21,507 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 701 GetRequests, 684 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=131, Invalid=211, Unknown=0, NotChecked=0, Total=342 [2024-11-12 17:45:21,508 INFO L435 NwaCegarLoop]: 78 mSDtfsCounter, 1185 mSDsluCounter, 421 mSDsCounter, 0 mSdLazyCounter, 2549 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1186 SdHoareTripleChecker+Valid, 499 SdHoareTripleChecker+Invalid, 2618 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 2549 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-12 17:45:21,508 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1186 Valid, 499 Invalid, 2618 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 2549 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-12 17:45:21,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 926 states. [2024-11-12 17:45:21,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 926 to 800. [2024-11-12 17:45:21,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 800 states, 780 states have (on average 1.014102564102564) internal successors, (791), 783 states have internal predecessors, (791), 11 states have call successors, (11), 5 states have call predecessors, (11), 5 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-12 17:45:21,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 800 states and 813 transitions. [2024-11-12 17:45:21,544 INFO L78 Accepts]: Start accepts. Automaton has 800 states and 813 transitions. Word has length 349 [2024-11-12 17:45:21,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 17:45:21,544 INFO L471 AbstractCegarLoop]: Abstraction has 800 states and 813 transitions. [2024-11-12 17:45:21,545 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 49.84615384615385) internal successors, (648), 14 states have internal predecessors, (648), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2024-11-12 17:45:21,545 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 813 transitions. [2024-11-12 17:45:21,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2024-11-12 17:45:21,549 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 17:45:21,549 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 17:45:21,563 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2024-11-12 17:45:21,749 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,22 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 17:45:21,750 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr97ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 101 more)] === [2024-11-12 17:45:21,750 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 17:45:21,750 INFO L85 PathProgramCache]: Analyzing trace with hash 269155387, now seen corresponding path program 1 times [2024-11-12 17:45:21,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 17:45:21,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [111375808] [2024-11-12 17:45:21,750 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:45:21,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 17:45:21,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:45:22,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 17:45:22,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:45:22,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-12 17:45:22,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:45:22,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-12 17:45:22,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:45:22,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-12 17:45:22,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:45:22,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-12 17:45:22,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:45:22,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-12 17:45:22,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:45:22,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-11-12 17:45:22,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:45:22,465 INFO L134 CoverageAnalysis]: Checked inductivity of 1414 backedges. 1324 proven. 6 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-12 17:45:22,466 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 17:45:22,466 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [111375808] [2024-11-12 17:45:22,466 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [111375808] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 17:45:22,466 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [963365894] [2024-11-12 17:45:22,466 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 17:45:22,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 17:45:22,467 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 17:45:22,468 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 17:45:22,469 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-11-12 17:45:22,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 17:45:22,595 INFO L256 TraceCheckSpWp]: Trace formula consists of 636 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-12 17:45:22,600 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 17:45:22,915 INFO L134 CoverageAnalysis]: Checked inductivity of 1414 backedges. 1343 proven. 5 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-11-12 17:45:22,915 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 17:45:23,239 INFO L134 CoverageAnalysis]: Checked inductivity of 1414 backedges. 1263 proven. 5 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-11-12 17:45:23,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [963365894] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 17:45:23,239 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 17:45:23,239 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 13, 14] total 16 [2024-11-12 17:45:23,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93551762] [2024-11-12 17:45:23,240 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 17:45:23,241 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-12 17:45:23,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 17:45:23,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-12 17:45:23,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=169, Unknown=0, NotChecked=0, Total=240 [2024-11-12 17:45:23,242 INFO L87 Difference]: Start difference. First operand 800 states and 813 transitions. Second operand has 16 states, 16 states have (on average 31.1875) internal successors, (499), 16 states have internal predecessors, (499), 7 states have call successors, (13), 7 states have call predecessors, (13), 7 states have return successors, (13), 7 states have call predecessors, (13), 7 states have call successors, (13) [2024-11-12 17:45:23,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 17:45:23,381 INFO L93 Difference]: Finished difference Result 804 states and 816 transitions. [2024-11-12 17:45:23,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-12 17:45:23,382 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 31.1875) internal successors, (499), 16 states have internal predecessors, (499), 7 states have call successors, (13), 7 states have call predecessors, (13), 7 states have return successors, (13), 7 states have call predecessors, (13), 7 states have call successors, (13) Word has length 510 [2024-11-12 17:45:23,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 17:45:23,383 INFO L225 Difference]: With dead ends: 804 [2024-11-12 17:45:23,383 INFO L226 Difference]: Without dead ends: 0 [2024-11-12 17:45:23,383 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1059 GetRequests, 1022 SyntacticMatches, 11 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 192 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=251, Invalid=505, Unknown=0, NotChecked=0, Total=756 [2024-11-12 17:45:23,384 INFO L435 NwaCegarLoop]: 314 mSDtfsCounter, 17 mSDsluCounter, 1425 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 1739 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-12 17:45:23,384 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 1739 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-12 17:45:23,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-12 17:45:23,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-12 17:45:23,384 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) [2024-11-12 17:45:23,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-12 17:45:23,385 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 510 [2024-11-12 17:45:23,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 17:45:23,385 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-12 17:45:23,385 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 31.1875) internal successors, (499), 16 states have internal predecessors, (499), 7 states have call successors, (13), 7 states have call predecessors, (13), 7 states have return successors, (13), 7 states have call predecessors, (13), 7 states have call successors, (13) [2024-11-12 17:45:23,385 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-12 17:45:23,385 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-12 17:45:23,388 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (103 of 104 remaining) [2024-11-12 17:45:23,388 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (102 of 104 remaining) [2024-11-12 17:45:23,388 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (101 of 104 remaining) [2024-11-12 17:45:23,388 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (100 of 104 remaining) [2024-11-12 17:45:23,388 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (99 of 104 remaining) [2024-11-12 17:45:23,389 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (98 of 104 remaining) [2024-11-12 17:45:23,389 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (97 of 104 remaining) [2024-11-12 17:45:23,389 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (96 of 104 remaining) [2024-11-12 17:45:23,389 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (95 of 104 remaining) [2024-11-12 17:45:23,389 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (94 of 104 remaining) [2024-11-12 17:45:23,389 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (93 of 104 remaining) [2024-11-12 17:45:23,389 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (92 of 104 remaining) [2024-11-12 17:45:23,390 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (91 of 104 remaining) [2024-11-12 17:45:23,390 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (90 of 104 remaining) [2024-11-12 17:45:23,390 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (89 of 104 remaining) [2024-11-12 17:45:23,390 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (88 of 104 remaining) [2024-11-12 17:45:23,390 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (87 of 104 remaining) [2024-11-12 17:45:23,390 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (86 of 104 remaining) [2024-11-12 17:45:23,391 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (85 of 104 remaining) [2024-11-12 17:45:23,391 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (84 of 104 remaining) [2024-11-12 17:45:23,391 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (83 of 104 remaining) [2024-11-12 17:45:23,391 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (82 of 104 remaining) [2024-11-12 17:45:23,391 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (81 of 104 remaining) [2024-11-12 17:45:23,391 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (80 of 104 remaining) [2024-11-12 17:45:23,391 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (79 of 104 remaining) [2024-11-12 17:45:23,392 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (78 of 104 remaining) [2024-11-12 17:45:23,392 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (77 of 104 remaining) [2024-11-12 17:45:23,392 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (76 of 104 remaining) [2024-11-12 17:45:23,392 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (75 of 104 remaining) [2024-11-12 17:45:23,392 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (74 of 104 remaining) [2024-11-12 17:45:23,392 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW (73 of 104 remaining) [2024-11-12 17:45:23,392 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW (72 of 104 remaining) [2024-11-12 17:45:23,393 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW (71 of 104 remaining) [2024-11-12 17:45:23,393 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW (70 of 104 remaining) [2024-11-12 17:45:23,393 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW (69 of 104 remaining) [2024-11-12 17:45:23,393 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW (68 of 104 remaining) [2024-11-12 17:45:23,393 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW (67 of 104 remaining) [2024-11-12 17:45:23,393 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr37ASSERT_VIOLATIONINTEGER_OVERFLOW (66 of 104 remaining) [2024-11-12 17:45:23,394 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr38ASSERT_VIOLATIONINTEGER_OVERFLOW (65 of 104 remaining) [2024-11-12 17:45:23,394 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW (64 of 104 remaining) [2024-11-12 17:45:23,394 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW (63 of 104 remaining) [2024-11-12 17:45:23,394 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW (62 of 104 remaining) [2024-11-12 17:45:23,394 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW (61 of 104 remaining) [2024-11-12 17:45:23,394 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr43ASSERT_VIOLATIONINTEGER_OVERFLOW (60 of 104 remaining) [2024-11-12 17:45:23,394 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr44ASSERT_VIOLATIONINTEGER_OVERFLOW (59 of 104 remaining) [2024-11-12 17:45:23,395 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr45ASSERT_VIOLATIONINTEGER_OVERFLOW (58 of 104 remaining) [2024-11-12 17:45:23,395 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr46ASSERT_VIOLATIONINTEGER_OVERFLOW (57 of 104 remaining) [2024-11-12 17:45:23,395 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr47ASSERT_VIOLATIONINTEGER_OVERFLOW (56 of 104 remaining) [2024-11-12 17:45:23,395 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr48ASSERT_VIOLATIONINTEGER_OVERFLOW (55 of 104 remaining) [2024-11-12 17:45:23,395 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr49ASSERT_VIOLATIONINTEGER_OVERFLOW (54 of 104 remaining) [2024-11-12 17:45:23,395 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr50ASSERT_VIOLATIONINTEGER_OVERFLOW (53 of 104 remaining) [2024-11-12 17:45:23,395 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr51ASSERT_VIOLATIONINTEGER_OVERFLOW (52 of 104 remaining) [2024-11-12 17:45:23,395 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr52ASSERT_VIOLATIONINTEGER_OVERFLOW (51 of 104 remaining) [2024-11-12 17:45:23,396 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr53ASSERT_VIOLATIONINTEGER_OVERFLOW (50 of 104 remaining) [2024-11-12 17:45:23,396 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr54ASSERT_VIOLATIONINTEGER_OVERFLOW (49 of 104 remaining) [2024-11-12 17:45:23,396 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr55ASSERT_VIOLATIONINTEGER_OVERFLOW (48 of 104 remaining) [2024-11-12 17:45:23,396 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr56ASSERT_VIOLATIONINTEGER_OVERFLOW (47 of 104 remaining) [2024-11-12 17:45:23,396 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr57ASSERT_VIOLATIONINTEGER_OVERFLOW (46 of 104 remaining) [2024-11-12 17:45:23,396 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr58ASSERT_VIOLATIONINTEGER_OVERFLOW (45 of 104 remaining) [2024-11-12 17:45:23,396 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr59ASSERT_VIOLATIONINTEGER_OVERFLOW (44 of 104 remaining) [2024-11-12 17:45:23,396 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr60ASSERT_VIOLATIONINTEGER_OVERFLOW (43 of 104 remaining) [2024-11-12 17:45:23,396 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr61ASSERT_VIOLATIONINTEGER_OVERFLOW (42 of 104 remaining) [2024-11-12 17:45:23,396 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr62ASSERT_VIOLATIONINTEGER_OVERFLOW (41 of 104 remaining) [2024-11-12 17:45:23,397 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr63ASSERT_VIOLATIONINTEGER_OVERFLOW (40 of 104 remaining) [2024-11-12 17:45:23,397 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr64ASSERT_VIOLATIONINTEGER_OVERFLOW (39 of 104 remaining) [2024-11-12 17:45:23,397 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr65ASSERT_VIOLATIONINTEGER_OVERFLOW (38 of 104 remaining) [2024-11-12 17:45:23,397 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr66ASSERT_VIOLATIONINTEGER_OVERFLOW (37 of 104 remaining) [2024-11-12 17:45:23,397 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr67ASSERT_VIOLATIONINTEGER_OVERFLOW (36 of 104 remaining) [2024-11-12 17:45:23,397 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr68ASSERT_VIOLATIONINTEGER_OVERFLOW (35 of 104 remaining) [2024-11-12 17:45:23,397 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr69ASSERT_VIOLATIONINTEGER_OVERFLOW (34 of 104 remaining) [2024-11-12 17:45:23,397 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr70ASSERT_VIOLATIONINTEGER_OVERFLOW (33 of 104 remaining) [2024-11-12 17:45:23,397 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr71ASSERT_VIOLATIONINTEGER_OVERFLOW (32 of 104 remaining) [2024-11-12 17:45:23,397 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr72ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 104 remaining) [2024-11-12 17:45:23,397 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr73ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 104 remaining) [2024-11-12 17:45:23,397 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr74ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 104 remaining) [2024-11-12 17:45:23,397 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr75ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 104 remaining) [2024-11-12 17:45:23,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr76ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 104 remaining) [2024-11-12 17:45:23,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr77ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 104 remaining) [2024-11-12 17:45:23,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr78ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 104 remaining) [2024-11-12 17:45:23,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr79ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 104 remaining) [2024-11-12 17:45:23,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr80ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 104 remaining) [2024-11-12 17:45:23,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr81ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 104 remaining) [2024-11-12 17:45:23,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr82ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 104 remaining) [2024-11-12 17:45:23,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr83ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 104 remaining) [2024-11-12 17:45:23,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr84ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 104 remaining) [2024-11-12 17:45:23,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr85ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 104 remaining) [2024-11-12 17:45:23,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr86ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 104 remaining) [2024-11-12 17:45:23,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr87ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 104 remaining) [2024-11-12 17:45:23,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr88ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 104 remaining) [2024-11-12 17:45:23,399 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr89ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 104 remaining) [2024-11-12 17:45:23,399 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr90ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 104 remaining) [2024-11-12 17:45:23,399 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr91ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 104 remaining) [2024-11-12 17:45:23,399 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr92ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 104 remaining) [2024-11-12 17:45:23,399 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr93ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 104 remaining) [2024-11-12 17:45:23,399 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr94ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 104 remaining) [2024-11-12 17:45:23,399 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr95ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 104 remaining) [2024-11-12 17:45:23,400 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr96ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 104 remaining) [2024-11-12 17:45:23,400 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr97ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 104 remaining) [2024-11-12 17:45:23,400 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr98ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 104 remaining) [2024-11-12 17:45:23,400 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr99ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 104 remaining) [2024-11-12 17:45:23,400 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr100ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 104 remaining) [2024-11-12 17:45:23,400 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr101ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 104 remaining) [2024-11-12 17:45:23,400 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr102ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 104 remaining) [2024-11-12 17:45:23,401 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr103ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 104 remaining) [2024-11-12 17:45:23,418 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2024-11-12 17:45:23,601 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,23 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 17:45:23,604 INFO L421 BasicCegarLoop]: Path program 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] [2024-11-12 17:45:23,605 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-12 17:45:24,192 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-12 17:45:24,216 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 05:45:24 BoogieIcfgContainer [2024-11-12 17:45:24,216 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-12 17:45:24,217 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-12 17:45:24,217 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-12 17:45:24,217 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-12 17:45:24,217 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 05:44:06" (3/4) ... [2024-11-12 17:45:24,221 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-12 17:45:24,225 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-12 17:45:24,231 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-11-12 17:45:24,232 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-12 17:45:24,232 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-12 17:45:24,232 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-12 17:45:24,317 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-12 17:45:24,317 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-12 17:45:24,317 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-12 17:45:24,318 INFO L158 Benchmark]: Toolchain (without parser) took 78605.31ms. Allocated memory was 155.2MB in the beginning and 224.4MB in the end (delta: 69.2MB). Free memory was 117.6MB in the beginning and 176.0MB in the end (delta: -58.4MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2024-11-12 17:45:24,318 INFO L158 Benchmark]: CDTParser took 1.08ms. Allocated memory is still 104.9MB. Free memory is still 75.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-12 17:45:24,318 INFO L158 Benchmark]: CACSL2BoogieTranslator took 251.58ms. Allocated memory is still 155.2MB. Free memory was 117.6MB in the beginning and 105.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-12 17:45:24,319 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.46ms. Allocated memory is still 155.2MB. Free memory was 105.0MB in the beginning and 102.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-12 17:45:24,319 INFO L158 Benchmark]: Boogie Preprocessor took 40.51ms. Allocated memory is still 155.2MB. Free memory was 102.0MB in the beginning and 99.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-12 17:45:24,319 INFO L158 Benchmark]: RCFGBuilder took 862.58ms. Allocated memory is still 155.2MB. Free memory was 99.9MB in the beginning and 98.0MB in the end (delta: 1.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-12 17:45:24,319 INFO L158 Benchmark]: TraceAbstraction took 77303.09ms. Allocated memory was 155.2MB in the beginning and 224.4MB in the end (delta: 69.2MB). Free memory was 98.0MB in the beginning and 182.2MB in the end (delta: -84.3MB). Peak memory consumption was 114.0MB. Max. memory is 16.1GB. [2024-11-12 17:45:24,320 INFO L158 Benchmark]: Witness Printer took 100.87ms. Allocated memory is still 224.4MB. Free memory was 182.2MB in the beginning and 176.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-12 17:45:24,321 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.08ms. Allocated memory is still 104.9MB. Free memory is still 75.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 251.58ms. Allocated memory is still 155.2MB. Free memory was 117.6MB in the beginning and 105.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.46ms. Allocated memory is still 155.2MB. Free memory was 105.0MB in the beginning and 102.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.51ms. Allocated memory is still 155.2MB. Free memory was 102.0MB in the beginning and 99.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 862.58ms. Allocated memory is still 155.2MB. Free memory was 99.9MB in the beginning and 98.0MB in the end (delta: 1.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 77303.09ms. Allocated memory was 155.2MB in the beginning and 224.4MB in the end (delta: 69.2MB). Free memory was 98.0MB in the beginning and 182.2MB in the end (delta: -84.3MB). Peak memory consumption was 114.0MB. Max. memory is 16.1GB. * Witness Printer took 100.87ms. Allocated memory is still 224.4MB. Free memory was 182.2MB in the beginning and 176.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. 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: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 40]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 40]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 40]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 40]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 228 locations, 104 error locations. Started 1 CEGAR loops. OverallTime: 76.6s, OverallIterations: 31, TraceHistogramMax: 8, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 45.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3 mSolverCounterUnknown, 6389 SdHoareTripleChecker+Valid, 43.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6363 mSDsluCounter, 12755 SdHoareTripleChecker+Invalid, 41.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8902 mSDsCounter, 492 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 16762 IncrementalHoareTripleChecker+Invalid, 17257 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 492 mSolverCounterUnsat, 3853 mSDtfsCounter, 16762 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7761 GetRequests, 7501 SyntacticMatches, 22 SemanticMatches, 238 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 423 ImplicationChecksByTransitivity, 6.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=800occurred in iteration=30, InterpolantAutomatonStates: 225, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 31 MinimizatonAttempts, 706 StatesRemovedByMinimization, 21 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 23.3s InterpolantComputationTime, 9232 NumberOfCodeBlocks, 8788 NumberOfCodeBlocksAsserted, 54 NumberOfCheckSat, 9181 ConstructedInterpolants, 44 QuantifiedInterpolants, 66352 SizeOfPredicates, 30 NumberOfNonLiveVariables, 5419 ConjunctsInSsa, 178 ConjunctsInUnsatCore, 51 InterpolantComputations, 14 PerfectInterpolantSequences, 6657/12598 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 - AllSpecificationsHoldResult: All specifications hold 104 specifications checked. All of them hold - InvariantResult [Line: 28]: Loop Invariant Derived loop invariant: (((((((((((c == 1) && (x == 1)) && (y == 1)) && (1 <= k)) && (k <= 256)) && (counter == 1)) || (((((((counter == 3) && (276 == x)) && (c <= 9223372036854775806)) && (1 <= c)) && (3 == y)) && (1 <= k)) && (k <= 256))) || ((((((c == 0) && (y == 0)) && (counter == 0)) && (0 <= (k + 32768))) && (k <= 256)) && (x == 0))) || (((((((1 <= c) && (2 == y)) && (c <= 9223372036854775805)) && (x == 33)) && (1 <= k)) && (k <= 256)) && (counter == 2))) || ((((((((y == 4) && (c <= 9223372036854775806)) && (counter == 4)) && (1 <= c)) && (1 <= k)) && (k <= 256)) && (0 <= ((__int128) 768614336404563350 + x))) && (x <= 768614336404553749))) || ((((((((5 == y) && (c <= 9223372036854775806)) && (counter == 5)) && (1 <= c)) && (0 <= ((__int128) 768614336404560225 + x))) && (x <= 768614336404556874)) && (1 <= k)) && (k <= 256))) - ProcedureContractResult [Line: 9]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Ensures: (((cond != 0) || (counter < 0)) && (counter == \old(counter))) RESULT: Ultimate proved your program to be correct! [2024-11-12 17:45:24,354 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/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