./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/systemc/kundu1.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 3289d67d 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/systemc/kundu1.cil.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 c114a15ea6b1c9b012290758a6a9559b9c02a944706c9768958a3bd9c86822a7 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-17 05:02:16,579 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-17 05:02:16,667 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-17 05:02:16,673 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-17 05:02:16,676 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-17 05:02:16,703 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-17 05:02:16,703 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-17 05:02:16,704 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-17 05:02:16,704 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-17 05:02:16,705 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-17 05:02:16,706 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-17 05:02:16,706 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-17 05:02:16,707 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-17 05:02:16,709 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-17 05:02:16,709 INFO L153 SettingsManager]: * Use SBE=true [2024-11-17 05:02:16,709 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-17 05:02:16,710 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-17 05:02:16,710 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-17 05:02:16,710 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-17 05:02:16,714 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-17 05:02:16,714 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-17 05:02:16,715 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-17 05:02:16,715 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-17 05:02:16,715 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-17 05:02:16,715 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-17 05:02:16,716 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-17 05:02:16,716 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-17 05:02:16,716 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-17 05:02:16,716 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-17 05:02:16,716 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-17 05:02:16,717 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-17 05:02:16,717 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-17 05:02:16,717 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-17 05:02:16,717 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-17 05:02:16,718 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-17 05:02:16,718 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-17 05:02:16,719 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-17 05:02:16,720 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-17 05:02:16,720 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-17 05:02:16,720 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-17 05:02:16,721 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-17 05:02:16,721 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-17 05:02:16,721 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-17 05:02:16,721 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-17 05:02:16,722 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c114a15ea6b1c9b012290758a6a9559b9c02a944706c9768958a3bd9c86822a7 [2024-11-17 05:02:16,970 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-17 05:02:17,000 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-17 05:02:17,002 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-17 05:02:17,003 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-17 05:02:17,004 INFO L274 PluginConnector]: CDTParser initialized [2024-11-17 05:02:17,005 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/kundu1.cil.c [2024-11-17 05:02:18,479 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-17 05:02:18,655 INFO L384 CDTParser]: Found 1 translation units. [2024-11-17 05:02:18,656 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/kundu1.cil.c [2024-11-17 05:02:18,665 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/127500ae9/271117f3e409431a8ce52f3dc7f9d657/FLAG1c5e1356f [2024-11-17 05:02:19,042 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/127500ae9/271117f3e409431a8ce52f3dc7f9d657 [2024-11-17 05:02:19,045 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-17 05:02:19,046 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-17 05:02:19,047 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-17 05:02:19,047 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-17 05:02:19,052 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-17 05:02:19,053 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 05:02:19" (1/1) ... [2024-11-17 05:02:19,053 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76a5eeb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:02:19, skipping insertion in model container [2024-11-17 05:02:19,053 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 05:02:19" (1/1) ... [2024-11-17 05:02:19,083 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-17 05:02:19,286 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 05:02:19,297 INFO L200 MainTranslator]: Completed pre-run [2024-11-17 05:02:19,332 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 05:02:19,349 INFO L204 MainTranslator]: Completed translation [2024-11-17 05:02:19,350 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:02:19 WrapperNode [2024-11-17 05:02:19,350 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-17 05:02:19,351 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-17 05:02:19,351 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-17 05:02:19,351 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-17 05:02:19,357 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:02:19" (1/1) ... [2024-11-17 05:02:19,364 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:02:19" (1/1) ... [2024-11-17 05:02:19,386 INFO L138 Inliner]: procedures = 32, calls = 37, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 267 [2024-11-17 05:02:19,387 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-17 05:02:19,387 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-17 05:02:19,388 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-17 05:02:19,388 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-17 05:02:19,398 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:02:19" (1/1) ... [2024-11-17 05:02:19,398 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:02:19" (1/1) ... [2024-11-17 05:02:19,401 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:02:19" (1/1) ... [2024-11-17 05:02:19,418 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]. [2024-11-17 05:02:19,419 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:02:19" (1/1) ... [2024-11-17 05:02:19,419 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:02:19" (1/1) ... [2024-11-17 05:02:19,423 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:02:19" (1/1) ... [2024-11-17 05:02:19,424 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:02:19" (1/1) ... [2024-11-17 05:02:19,425 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:02:19" (1/1) ... [2024-11-17 05:02:19,427 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:02:19" (1/1) ... [2024-11-17 05:02:19,429 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-17 05:02:19,430 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-17 05:02:19,430 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-17 05:02:19,430 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-17 05:02:19,431 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:02:19" (1/1) ... [2024-11-17 05:02:19,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-17 05:02:19,451 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:02:19,479 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) [2024-11-17 05:02:19,482 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 [2024-11-17 05:02:19,529 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-17 05:02:19,529 INFO L130 BoogieDeclarations]: Found specification of procedure error [2024-11-17 05:02:19,530 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2024-11-17 05:02:19,530 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2024-11-17 05:02:19,530 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2024-11-17 05:02:19,530 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2024-11-17 05:02:19,530 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2024-11-17 05:02:19,530 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2024-11-17 05:02:19,531 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2024-11-17 05:02:19,532 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2024-11-17 05:02:19,533 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2024-11-17 05:02:19,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-17 05:02:19,533 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2024-11-17 05:02:19,533 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2024-11-17 05:02:19,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-17 05:02:19,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-17 05:02:19,629 INFO L256 CfgBuilder]: Building ICFG [2024-11-17 05:02:19,631 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-17 05:02:19,960 INFO L? ?]: Removed 47 outVars from TransFormulas that were not future-live. [2024-11-17 05:02:19,960 INFO L307 CfgBuilder]: Performing block encoding [2024-11-17 05:02:20,001 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-17 05:02:20,001 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-17 05:02:20,002 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 05:02:20 BoogieIcfgContainer [2024-11-17 05:02:20,003 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-17 05:02:20,005 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-17 05:02:20,005 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-17 05:02:20,009 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-17 05:02:20,010 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 05:02:19" (1/3) ... [2024-11-17 05:02:20,010 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ddf8b5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 05:02:20, skipping insertion in model container [2024-11-17 05:02:20,011 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:02:19" (2/3) ... [2024-11-17 05:02:20,013 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ddf8b5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 05:02:20, skipping insertion in model container [2024-11-17 05:02:20,014 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 05:02:20" (3/3) ... [2024-11-17 05:02:20,015 INFO L112 eAbstractionObserver]: Analyzing ICFG kundu1.cil.c [2024-11-17 05:02:20,043 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-17 05:02:20,044 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2024-11-17 05:02:20,108 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-17 05:02:20,116 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;@780ef94, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-17 05:02:20,117 INFO L334 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2024-11-17 05:02:20,122 INFO L276 IsEmpty]: Start isEmpty. Operand has 142 states, 112 states have (on average 1.4375) internal successors, (161), 123 states have internal predecessors, (161), 15 states have call successors, (15), 6 states have call predecessors, (15), 6 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-17 05:02:20,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-17 05:02:20,133 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:02:20,134 INFO L215 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] [2024-11-17 05:02:20,134 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 05:02:20,139 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:02:20,139 INFO L85 PathProgramCache]: Analyzing trace with hash 1893078119, now seen corresponding path program 1 times [2024-11-17 05:02:20,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:02:20,148 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156471386] [2024-11-17 05:02:20,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:20,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:02:20,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:20,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-17 05:02:20,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:20,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-17 05:02:20,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:20,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-17 05:02:20,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:20,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-17 05:02:20,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:20,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-17 05:02:20,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:20,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 05:02:20,564 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:02:20,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156471386] [2024-11-17 05:02:20,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [156471386] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:02:20,565 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 05:02:20,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-17 05:02:20,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2077114699] [2024-11-17 05:02:20,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:02:20,571 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-17 05:02:20,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:02:20,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-17 05:02:20,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-17 05:02:20,603 INFO L87 Difference]: Start difference. First operand has 142 states, 112 states have (on average 1.4375) internal successors, (161), 123 states have internal predecessors, (161), 15 states have call successors, (15), 6 states have call predecessors, (15), 6 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-17 05:02:20,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:02:20,967 INFO L93 Difference]: Finished difference Result 416 states and 568 transitions. [2024-11-17 05:02:20,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-17 05:02:20,970 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 52 [2024-11-17 05:02:20,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:02:20,987 INFO L225 Difference]: With dead ends: 416 [2024-11-17 05:02:20,988 INFO L226 Difference]: Without dead ends: 266 [2024-11-17 05:02:20,994 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-17 05:02:20,998 INFO L432 NwaCegarLoop]: 339 mSDtfsCounter, 358 mSDsluCounter, 504 mSDsCounter, 0 mSdLazyCounter, 166 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 371 SdHoareTripleChecker+Valid, 843 SdHoareTripleChecker+Invalid, 197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 166 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-17 05:02:21,000 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [371 Valid, 843 Invalid, 197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 166 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-17 05:02:21,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2024-11-17 05:02:21,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 229. [2024-11-17 05:02:21,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 229 states, 191 states have (on average 1.356020942408377) internal successors, (259), 199 states have internal predecessors, (259), 20 states have call successors, (20), 10 states have call predecessors, (20), 10 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-17 05:02:21,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 299 transitions. [2024-11-17 05:02:21,068 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 299 transitions. Word has length 52 [2024-11-17 05:02:21,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:02:21,069 INFO L471 AbstractCegarLoop]: Abstraction has 229 states and 299 transitions. [2024-11-17 05:02:21,070 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-17 05:02:21,070 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 299 transitions. [2024-11-17 05:02:21,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-17 05:02:21,072 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:02:21,072 INFO L215 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] [2024-11-17 05:02:21,073 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-17 05:02:21,073 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 05:02:21,074 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:02:21,074 INFO L85 PathProgramCache]: Analyzing trace with hash -1677756630, now seen corresponding path program 1 times [2024-11-17 05:02:21,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:02:21,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980032344] [2024-11-17 05:02:21,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:21,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:02:21,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:21,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-17 05:02:21,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:21,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-17 05:02:21,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:21,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-17 05:02:21,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:21,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-17 05:02:21,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:21,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-17 05:02:21,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:21,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 05:02:21,267 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:02:21,268 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980032344] [2024-11-17 05:02:21,268 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1980032344] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:02:21,268 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 05:02:21,268 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-17 05:02:21,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1741833468] [2024-11-17 05:02:21,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:02:21,270 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-17 05:02:21,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:02:21,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-17 05:02:21,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-17 05:02:21,274 INFO L87 Difference]: Start difference. First operand 229 states and 299 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-17 05:02:21,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:02:21,439 INFO L93 Difference]: Finished difference Result 464 states and 613 transitions. [2024-11-17 05:02:21,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-17 05:02:21,440 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 52 [2024-11-17 05:02:21,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:02:21,442 INFO L225 Difference]: With dead ends: 464 [2024-11-17 05:02:21,443 INFO L226 Difference]: Without dead ends: 245 [2024-11-17 05:02:21,444 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-17 05:02:21,445 INFO L432 NwaCegarLoop]: 158 mSDtfsCounter, 36 mSDsluCounter, 550 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 708 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-17 05:02:21,445 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 708 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-17 05:02:21,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2024-11-17 05:02:21,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 232. [2024-11-17 05:02:21,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 232 states, 194 states have (on average 1.3453608247422681) internal successors, (261), 202 states have internal predecessors, (261), 20 states have call successors, (20), 10 states have call predecessors, (20), 10 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-17 05:02:21,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 301 transitions. [2024-11-17 05:02:21,483 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 301 transitions. Word has length 52 [2024-11-17 05:02:21,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:02:21,484 INFO L471 AbstractCegarLoop]: Abstraction has 232 states and 301 transitions. [2024-11-17 05:02:21,484 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-17 05:02:21,485 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 301 transitions. [2024-11-17 05:02:21,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-17 05:02:21,488 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:02:21,488 INFO L215 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] [2024-11-17 05:02:21,489 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-17 05:02:21,489 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 05:02:21,489 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:02:21,491 INFO L85 PathProgramCache]: Analyzing trace with hash 433533739, now seen corresponding path program 1 times [2024-11-17 05:02:21,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:02:21,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483128088] [2024-11-17 05:02:21,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:21,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:02:21,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:21,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-17 05:02:21,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:21,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-17 05:02:21,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:21,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-17 05:02:21,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:21,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-17 05:02:21,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:21,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-17 05:02:21,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:21,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 05:02:21,698 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:02:21,698 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483128088] [2024-11-17 05:02:21,698 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1483128088] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:02:21,698 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 05:02:21,699 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-17 05:02:21,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57352259] [2024-11-17 05:02:21,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:02:21,700 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-17 05:02:21,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:02:21,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-17 05:02:21,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-17 05:02:21,702 INFO L87 Difference]: Start difference. First operand 232 states and 301 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-17 05:02:22,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:02:22,203 INFO L93 Difference]: Finished difference Result 915 states and 1197 transitions. [2024-11-17 05:02:22,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-17 05:02:22,204 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 52 [2024-11-17 05:02:22,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:02:22,208 INFO L225 Difference]: With dead ends: 915 [2024-11-17 05:02:22,209 INFO L226 Difference]: Without dead ends: 693 [2024-11-17 05:02:22,210 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2024-11-17 05:02:22,211 INFO L432 NwaCegarLoop]: 273 mSDtfsCounter, 569 mSDsluCounter, 630 mSDsCounter, 0 mSdLazyCounter, 284 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 581 SdHoareTripleChecker+Valid, 903 SdHoareTripleChecker+Invalid, 350 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 284 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-17 05:02:22,211 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [581 Valid, 903 Invalid, 350 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 284 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-17 05:02:22,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 693 states. [2024-11-17 05:02:22,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 693 to 413. [2024-11-17 05:02:22,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 413 states, 349 states have (on average 1.326647564469914) internal successors, (463), 357 states have internal predecessors, (463), 36 states have call successors, (36), 20 states have call predecessors, (36), 20 states have return successors, (38), 36 states have call predecessors, (38), 36 states have call successors, (38) [2024-11-17 05:02:22,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 537 transitions. [2024-11-17 05:02:22,260 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 537 transitions. Word has length 52 [2024-11-17 05:02:22,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:02:22,260 INFO L471 AbstractCegarLoop]: Abstraction has 413 states and 537 transitions. [2024-11-17 05:02:22,260 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-17 05:02:22,260 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 537 transitions. [2024-11-17 05:02:22,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-17 05:02:22,263 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:02:22,263 INFO L215 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] [2024-11-17 05:02:22,263 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-17 05:02:22,263 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 05:02:22,263 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:02:22,264 INFO L85 PathProgramCache]: Analyzing trace with hash -837437351, now seen corresponding path program 1 times [2024-11-17 05:02:22,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:02:22,264 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285418197] [2024-11-17 05:02:22,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:22,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:02:22,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:22,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-17 05:02:22,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:22,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-17 05:02:22,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:22,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-17 05:02:22,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:22,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-17 05:02:22,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:22,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-17 05:02:22,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:22,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 05:02:22,347 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:02:22,347 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285418197] [2024-11-17 05:02:22,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [285418197] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:02:22,348 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 05:02:22,348 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-17 05:02:22,348 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [802056393] [2024-11-17 05:02:22,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:02:22,349 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-17 05:02:22,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:02:22,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-17 05:02:22,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-17 05:02:22,350 INFO L87 Difference]: Start difference. First operand 413 states and 537 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-17 05:02:22,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:02:22,676 INFO L93 Difference]: Finished difference Result 1467 states and 1947 transitions. [2024-11-17 05:02:22,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-17 05:02:22,677 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 56 [2024-11-17 05:02:22,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:02:22,688 INFO L225 Difference]: With dead ends: 1467 [2024-11-17 05:02:22,689 INFO L226 Difference]: Without dead ends: 1064 [2024-11-17 05:02:22,691 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-17 05:02:22,693 INFO L432 NwaCegarLoop]: 320 mSDtfsCounter, 340 mSDsluCounter, 581 mSDsCounter, 0 mSdLazyCounter, 219 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 353 SdHoareTripleChecker+Valid, 901 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 219 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-17 05:02:22,695 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [353 Valid, 901 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 219 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-17 05:02:22,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1064 states. [2024-11-17 05:02:22,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1064 to 903. [2024-11-17 05:02:22,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 903 states, 761 states have (on average 1.281208935611038) internal successors, (975), 769 states have internal predecessors, (975), 84 states have call successors, (84), 50 states have call predecessors, (84), 50 states have return successors, (98), 84 states have call predecessors, (98), 84 states have call successors, (98) [2024-11-17 05:02:22,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 903 states and 1157 transitions. [2024-11-17 05:02:22,781 INFO L78 Accepts]: Start accepts. Automaton has 903 states and 1157 transitions. Word has length 56 [2024-11-17 05:02:22,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:02:22,783 INFO L471 AbstractCegarLoop]: Abstraction has 903 states and 1157 transitions. [2024-11-17 05:02:22,783 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-17 05:02:22,783 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1157 transitions. [2024-11-17 05:02:22,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-17 05:02:22,786 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:02:22,786 INFO L215 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] [2024-11-17 05:02:22,786 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-17 05:02:22,786 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 05:02:22,787 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:02:22,787 INFO L85 PathProgramCache]: Analyzing trace with hash 260441206, now seen corresponding path program 1 times [2024-11-17 05:02:22,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:02:22,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532875222] [2024-11-17 05:02:22,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:22,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:02:22,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:22,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-17 05:02:22,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:22,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-17 05:02:22,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:22,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-17 05:02:22,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:22,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-17 05:02:22,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:22,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-17 05:02:22,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:22,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 05:02:22,909 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:02:22,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1532875222] [2024-11-17 05:02:22,910 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1532875222] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:02:22,910 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 05:02:22,910 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-17 05:02:22,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752138128] [2024-11-17 05:02:22,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:02:22,910 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-17 05:02:22,911 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:02:22,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-17 05:02:22,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-17 05:02:22,911 INFO L87 Difference]: Start difference. First operand 903 states and 1157 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-17 05:02:23,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:02:23,100 INFO L93 Difference]: Finished difference Result 1857 states and 2430 transitions. [2024-11-17 05:02:23,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-17 05:02:23,101 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 56 [2024-11-17 05:02:23,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:02:23,109 INFO L225 Difference]: With dead ends: 1857 [2024-11-17 05:02:23,110 INFO L226 Difference]: Without dead ends: 964 [2024-11-17 05:02:23,113 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-17 05:02:23,116 INFO L432 NwaCegarLoop]: 156 mSDtfsCounter, 36 mSDsluCounter, 539 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 695 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-17 05:02:23,116 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 695 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-17 05:02:23,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 964 states. [2024-11-17 05:02:23,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 964 to 921. [2024-11-17 05:02:23,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 921 states, 779 states have (on average 1.269576379974326) internal successors, (989), 787 states have internal predecessors, (989), 84 states have call successors, (84), 50 states have call predecessors, (84), 50 states have return successors, (98), 84 states have call predecessors, (98), 84 states have call successors, (98) [2024-11-17 05:02:23,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 921 states and 1171 transitions. [2024-11-17 05:02:23,186 INFO L78 Accepts]: Start accepts. Automaton has 921 states and 1171 transitions. Word has length 56 [2024-11-17 05:02:23,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:02:23,187 INFO L471 AbstractCegarLoop]: Abstraction has 921 states and 1171 transitions. [2024-11-17 05:02:23,187 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-17 05:02:23,187 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1171 transitions. [2024-11-17 05:02:23,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-17 05:02:23,190 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:02:23,190 INFO L215 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] [2024-11-17 05:02:23,190 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-17 05:02:23,191 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 05:02:23,191 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:02:23,191 INFO L85 PathProgramCache]: Analyzing trace with hash 271757333, now seen corresponding path program 1 times [2024-11-17 05:02:23,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:02:23,191 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476575973] [2024-11-17 05:02:23,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:23,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:02:23,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:23,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-17 05:02:23,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:23,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-17 05:02:23,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:23,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-17 05:02:23,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:23,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-17 05:02:23,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:23,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-17 05:02:23,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:23,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 05:02:23,260 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:02:23,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1476575973] [2024-11-17 05:02:23,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1476575973] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:02:23,261 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 05:02:23,261 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 05:02:23,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1968185835] [2024-11-17 05:02:23,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:02:23,262 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-17 05:02:23,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:02:23,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 05:02:23,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-17 05:02:23,263 INFO L87 Difference]: Start difference. First operand 921 states and 1171 transitions. Second operand has 4 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-11-17 05:02:23,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:02:23,481 INFO L93 Difference]: Finished difference Result 2466 states and 3173 transitions. [2024-11-17 05:02:23,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 05:02:23,482 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 56 [2024-11-17 05:02:23,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:02:23,489 INFO L225 Difference]: With dead ends: 2466 [2024-11-17 05:02:23,489 INFO L226 Difference]: Without dead ends: 1633 [2024-11-17 05:02:23,491 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-17 05:02:23,492 INFO L432 NwaCegarLoop]: 162 mSDtfsCounter, 192 mSDsluCounter, 246 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 197 SdHoareTripleChecker+Valid, 408 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-17 05:02:23,492 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [197 Valid, 408 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-17 05:02:23,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1633 states. [2024-11-17 05:02:23,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1633 to 1543. [2024-11-17 05:02:23,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1543 states, 1310 states have (on average 1.2610687022900764) internal successors, (1652), 1318 states have internal predecessors, (1652), 140 states have call successors, (140), 85 states have call predecessors, (140), 85 states have return successors, (166), 140 states have call predecessors, (166), 140 states have call successors, (166) [2024-11-17 05:02:23,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1543 states to 1543 states and 1958 transitions. [2024-11-17 05:02:23,582 INFO L78 Accepts]: Start accepts. Automaton has 1543 states and 1958 transitions. Word has length 56 [2024-11-17 05:02:23,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:02:23,582 INFO L471 AbstractCegarLoop]: Abstraction has 1543 states and 1958 transitions. [2024-11-17 05:02:23,583 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-11-17 05:02:23,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 1958 transitions. [2024-11-17 05:02:23,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-17 05:02:23,583 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:02:23,584 INFO L215 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] [2024-11-17 05:02:23,584 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-17 05:02:23,584 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 05:02:23,584 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:02:23,585 INFO L85 PathProgramCache]: Analyzing trace with hash 1139711449, now seen corresponding path program 1 times [2024-11-17 05:02:23,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:02:23,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283007276] [2024-11-17 05:02:23,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:23,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:02:23,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:23,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-17 05:02:23,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:23,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-17 05:02:23,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:23,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-17 05:02:23,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:23,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-17 05:02:23,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:23,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-17 05:02:23,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:23,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 05:02:23,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:02:23,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283007276] [2024-11-17 05:02:23,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1283007276] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:02:23,651 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 05:02:23,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-17 05:02:23,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1872508047] [2024-11-17 05:02:23,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:02:23,652 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-17 05:02:23,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:02:23,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-17 05:02:23,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-17 05:02:23,653 INFO L87 Difference]: Start difference. First operand 1543 states and 1958 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-17 05:02:23,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:02:23,946 INFO L93 Difference]: Finished difference Result 4520 states and 5882 transitions. [2024-11-17 05:02:23,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-17 05:02:23,946 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 56 [2024-11-17 05:02:23,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:02:23,962 INFO L225 Difference]: With dead ends: 4520 [2024-11-17 05:02:23,962 INFO L226 Difference]: Without dead ends: 2988 [2024-11-17 05:02:23,969 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-17 05:02:23,972 INFO L432 NwaCegarLoop]: 165 mSDtfsCounter, 194 mSDsluCounter, 389 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 200 SdHoareTripleChecker+Valid, 554 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-17 05:02:23,972 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [200 Valid, 554 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-17 05:02:23,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2988 states. [2024-11-17 05:02:24,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2988 to 2938. [2024-11-17 05:02:24,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2938 states, 2475 states have (on average 1.24) internal successors, (3069), 2490 states have internal predecessors, (3069), 279 states have call successors, (279), 170 states have call predecessors, (279), 176 states have return successors, (398), 279 states have call predecessors, (398), 279 states have call successors, (398) [2024-11-17 05:02:24,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2938 states to 2938 states and 3746 transitions. [2024-11-17 05:02:24,185 INFO L78 Accepts]: Start accepts. Automaton has 2938 states and 3746 transitions. Word has length 56 [2024-11-17 05:02:24,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:02:24,186 INFO L471 AbstractCegarLoop]: Abstraction has 2938 states and 3746 transitions. [2024-11-17 05:02:24,186 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-17 05:02:24,186 INFO L276 IsEmpty]: Start isEmpty. Operand 2938 states and 3746 transitions. [2024-11-17 05:02:24,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-17 05:02:24,187 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:02:24,187 INFO L215 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] [2024-11-17 05:02:24,188 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-17 05:02:24,188 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 05:02:24,188 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:02:24,188 INFO L85 PathProgramCache]: Analyzing trace with hash -982660379, now seen corresponding path program 1 times [2024-11-17 05:02:24,189 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:02:24,189 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205255021] [2024-11-17 05:02:24,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:24,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:02:24,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:24,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-17 05:02:24,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:24,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-17 05:02:24,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:24,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-17 05:02:24,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:24,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-17 05:02:24,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:24,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-17 05:02:24,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:24,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 05:02:24,246 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:02:24,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [205255021] [2024-11-17 05:02:24,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [205255021] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:02:24,246 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 05:02:24,246 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 05:02:24,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276986297] [2024-11-17 05:02:24,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:02:24,248 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-17 05:02:24,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:02:24,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 05:02:24,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-17 05:02:24,249 INFO L87 Difference]: Start difference. First operand 2938 states and 3746 transitions. Second operand has 4 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-11-17 05:02:24,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:02:24,499 INFO L93 Difference]: Finished difference Result 3461 states and 4456 transitions. [2024-11-17 05:02:24,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 05:02:24,500 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 57 [2024-11-17 05:02:24,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:02:24,515 INFO L225 Difference]: With dead ends: 3461 [2024-11-17 05:02:24,515 INFO L226 Difference]: Without dead ends: 3457 [2024-11-17 05:02:24,516 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-17 05:02:24,518 INFO L432 NwaCegarLoop]: 161 mSDtfsCounter, 180 mSDsluCounter, 231 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 186 SdHoareTripleChecker+Valid, 392 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-17 05:02:24,519 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [186 Valid, 392 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-17 05:02:24,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3457 states. [2024-11-17 05:02:24,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3457 to 3328. [2024-11-17 05:02:24,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3328 states, 2812 states have (on average 1.2357752489331437) internal successors, (3475), 2828 states have internal predecessors, (3475), 311 states have call successors, (311), 190 states have call predecessors, (311), 197 states have return successors, (442), 311 states have call predecessors, (442), 311 states have call successors, (442) [2024-11-17 05:02:24,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3328 states to 3328 states and 4228 transitions. [2024-11-17 05:02:24,685 INFO L78 Accepts]: Start accepts. Automaton has 3328 states and 4228 transitions. Word has length 57 [2024-11-17 05:02:24,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:02:24,686 INFO L471 AbstractCegarLoop]: Abstraction has 3328 states and 4228 transitions. [2024-11-17 05:02:24,686 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-11-17 05:02:24,687 INFO L276 IsEmpty]: Start isEmpty. Operand 3328 states and 4228 transitions. [2024-11-17 05:02:24,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-17 05:02:24,699 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:02:24,699 INFO L215 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] [2024-11-17 05:02:24,699 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-17 05:02:24,699 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 05:02:24,700 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:02:24,700 INFO L85 PathProgramCache]: Analyzing trace with hash 1819266638, now seen corresponding path program 1 times [2024-11-17 05:02:24,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:02:24,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939591077] [2024-11-17 05:02:24,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:24,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:02:24,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:24,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-17 05:02:24,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:24,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-17 05:02:24,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:24,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-17 05:02:24,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:24,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-17 05:02:24,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:24,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-17 05:02:24,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:24,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 05:02:24,799 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:02:24,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [939591077] [2024-11-17 05:02:24,800 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [939591077] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:02:24,800 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 05:02:24,800 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-17 05:02:24,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726337819] [2024-11-17 05:02:24,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:02:24,801 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-17 05:02:24,801 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:02:24,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-17 05:02:24,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-17 05:02:24,802 INFO L87 Difference]: Start difference. First operand 3328 states and 4228 transitions. Second operand has 5 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-11-17 05:02:25,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:02:25,177 INFO L93 Difference]: Finished difference Result 5953 states and 7651 transitions. [2024-11-17 05:02:25,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-17 05:02:25,178 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 69 [2024-11-17 05:02:25,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:02:25,194 INFO L225 Difference]: With dead ends: 5953 [2024-11-17 05:02:25,194 INFO L226 Difference]: Without dead ends: 3832 [2024-11-17 05:02:25,198 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-17 05:02:25,199 INFO L432 NwaCegarLoop]: 274 mSDtfsCounter, 328 mSDsluCounter, 449 mSDsCounter, 0 mSdLazyCounter, 202 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 339 SdHoareTripleChecker+Valid, 723 SdHoareTripleChecker+Invalid, 234 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 202 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-17 05:02:25,199 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [339 Valid, 723 Invalid, 234 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 202 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-17 05:02:25,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3832 states. [2024-11-17 05:02:25,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3832 to 3680. [2024-11-17 05:02:25,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3680 states, 3111 states have (on average 1.2320797171327547) internal successors, (3833), 3128 states have internal predecessors, (3833), 343 states have call successors, (343), 210 states have call predecessors, (343), 218 states have return successors, (486), 343 states have call predecessors, (486), 343 states have call successors, (486) [2024-11-17 05:02:25,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3680 states to 3680 states and 4662 transitions. [2024-11-17 05:02:25,374 INFO L78 Accepts]: Start accepts. Automaton has 3680 states and 4662 transitions. Word has length 69 [2024-11-17 05:02:25,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:02:25,375 INFO L471 AbstractCegarLoop]: Abstraction has 3680 states and 4662 transitions. [2024-11-17 05:02:25,375 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-11-17 05:02:25,375 INFO L276 IsEmpty]: Start isEmpty. Operand 3680 states and 4662 transitions. [2024-11-17 05:02:25,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-17 05:02:25,376 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:02:25,376 INFO L215 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] [2024-11-17 05:02:25,376 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-17 05:02:25,377 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 05:02:25,377 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:02:25,377 INFO L85 PathProgramCache]: Analyzing trace with hash 562691012, now seen corresponding path program 1 times [2024-11-17 05:02:25,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:02:25,377 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [180576602] [2024-11-17 05:02:25,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:25,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:02:25,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:25,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-17 05:02:25,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:25,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-17 05:02:25,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:25,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-17 05:02:25,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:25,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-17 05:02:25,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:25,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-17 05:02:25,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:25,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 05:02:25,489 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:02:25,489 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [180576602] [2024-11-17 05:02:25,489 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [180576602] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:02:25,490 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 05:02:25,490 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-17 05:02:25,490 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112559598] [2024-11-17 05:02:25,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:02:25,491 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-17 05:02:25,491 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:02:25,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-17 05:02:25,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-17 05:02:25,492 INFO L87 Difference]: Start difference. First operand 3680 states and 4662 transitions. Second operand has 5 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-11-17 05:02:25,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:02:25,952 INFO L93 Difference]: Finished difference Result 5699 states and 7306 transitions. [2024-11-17 05:02:25,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-17 05:02:25,953 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 70 [2024-11-17 05:02:25,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:02:25,977 INFO L225 Difference]: With dead ends: 5699 [2024-11-17 05:02:25,977 INFO L226 Difference]: Without dead ends: 5697 [2024-11-17 05:02:25,979 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-17 05:02:25,980 INFO L432 NwaCegarLoop]: 179 mSDtfsCounter, 410 mSDsluCounter, 380 mSDsCounter, 0 mSdLazyCounter, 145 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 421 SdHoareTripleChecker+Valid, 559 SdHoareTripleChecker+Invalid, 190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 145 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-17 05:02:25,980 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [421 Valid, 559 Invalid, 190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 145 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-17 05:02:25,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5697 states. [2024-11-17 05:02:26,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5697 to 5461. [2024-11-17 05:02:26,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5461 states, 4627 states have (on average 1.230170736978604) internal successors, (5692), 4649 states have internal predecessors, (5692), 503 states have call successors, (503), 310 states have call predecessors, (503), 323 states have return successors, (720), 503 states have call predecessors, (720), 503 states have call successors, (720) [2024-11-17 05:02:26,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5461 states to 5461 states and 6915 transitions. [2024-11-17 05:02:26,278 INFO L78 Accepts]: Start accepts. Automaton has 5461 states and 6915 transitions. Word has length 70 [2024-11-17 05:02:26,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:02:26,279 INFO L471 AbstractCegarLoop]: Abstraction has 5461 states and 6915 transitions. [2024-11-17 05:02:26,279 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-11-17 05:02:26,279 INFO L276 IsEmpty]: Start isEmpty. Operand 5461 states and 6915 transitions. [2024-11-17 05:02:26,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-17 05:02:26,281 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:02:26,281 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-17 05:02:26,281 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-17 05:02:26,282 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 05:02:26,283 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:02:26,283 INFO L85 PathProgramCache]: Analyzing trace with hash -995775082, now seen corresponding path program 1 times [2024-11-17 05:02:26,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:02:26,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321293466] [2024-11-17 05:02:26,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:26,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:02:26,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:26,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-17 05:02:26,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:26,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-17 05:02:26,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:26,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-17 05:02:26,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:26,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-17 05:02:26,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:26,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-17 05:02:26,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:26,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-17 05:02:26,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:26,340 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-17 05:02:26,340 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:02:26,340 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [321293466] [2024-11-17 05:02:26,340 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [321293466] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:02:26,340 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 05:02:26,340 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-17 05:02:26,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [27622557] [2024-11-17 05:02:26,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:02:26,341 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-17 05:02:26,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:02:26,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-17 05:02:26,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-17 05:02:26,342 INFO L87 Difference]: Start difference. First operand 5461 states and 6915 transitions. Second operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2024-11-17 05:02:27,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:02:27,069 INFO L93 Difference]: Finished difference Result 14911 states and 19314 transitions. [2024-11-17 05:02:27,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-17 05:02:27,070 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 83 [2024-11-17 05:02:27,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:02:27,134 INFO L225 Difference]: With dead ends: 14911 [2024-11-17 05:02:27,134 INFO L226 Difference]: Without dead ends: 9466 [2024-11-17 05:02:27,151 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-17 05:02:27,152 INFO L432 NwaCegarLoop]: 247 mSDtfsCounter, 500 mSDsluCounter, 436 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 514 SdHoareTripleChecker+Valid, 683 SdHoareTripleChecker+Invalid, 228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-17 05:02:27,152 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [514 Valid, 683 Invalid, 228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-17 05:02:27,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9466 states. [2024-11-17 05:02:27,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9466 to 9148. [2024-11-17 05:02:27,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9148 states, 7636 states have (on average 1.214117338920901) internal successors, (9271), 7708 states have internal predecessors, (9271), 893 states have call successors, (893), 550 states have call predecessors, (893), 611 states have return successors, (1678), 893 states have call predecessors, (1678), 893 states have call successors, (1678) [2024-11-17 05:02:27,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9148 states to 9148 states and 11842 transitions. [2024-11-17 05:02:27,789 INFO L78 Accepts]: Start accepts. Automaton has 9148 states and 11842 transitions. Word has length 83 [2024-11-17 05:02:27,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:02:27,790 INFO L471 AbstractCegarLoop]: Abstraction has 9148 states and 11842 transitions. [2024-11-17 05:02:27,790 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2024-11-17 05:02:27,790 INFO L276 IsEmpty]: Start isEmpty. Operand 9148 states and 11842 transitions. [2024-11-17 05:02:27,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-17 05:02:27,794 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:02:27,794 INFO L215 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 05:02:27,794 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-17 05:02:27,794 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 05:02:27,795 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:02:27,795 INFO L85 PathProgramCache]: Analyzing trace with hash -170578882, now seen corresponding path program 1 times [2024-11-17 05:02:27,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:02:27,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676856165] [2024-11-17 05:02:27,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:27,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:02:27,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:27,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-17 05:02:27,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:27,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-17 05:02:27,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:27,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-17 05:02:27,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:27,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-17 05:02:27,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:27,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-17 05:02:27,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:27,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-17 05:02:27,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:27,874 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-17 05:02:27,874 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:02:27,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676856165] [2024-11-17 05:02:27,875 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [676856165] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:02:27,875 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 05:02:27,875 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-17 05:02:27,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3326642] [2024-11-17 05:02:27,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:02:27,875 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-17 05:02:27,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:02:27,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-17 05:02:27,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-17 05:02:27,876 INFO L87 Difference]: Start difference. First operand 9148 states and 11842 transitions. Second operand has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 5 states have internal predecessors, (85), 3 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2024-11-17 05:02:28,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:02:28,663 INFO L93 Difference]: Finished difference Result 18447 states and 23856 transitions. [2024-11-17 05:02:28,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-17 05:02:28,664 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 5 states have internal predecessors, (85), 3 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 98 [2024-11-17 05:02:28,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:02:28,702 INFO L225 Difference]: With dead ends: 18447 [2024-11-17 05:02:28,702 INFO L226 Difference]: Without dead ends: 8850 [2024-11-17 05:02:28,730 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2024-11-17 05:02:28,731 INFO L432 NwaCegarLoop]: 297 mSDtfsCounter, 757 mSDsluCounter, 680 mSDsCounter, 0 mSdLazyCounter, 286 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 769 SdHoareTripleChecker+Valid, 977 SdHoareTripleChecker+Invalid, 409 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 286 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-17 05:02:28,731 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [769 Valid, 977 Invalid, 409 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 286 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-17 05:02:28,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8850 states. [2024-11-17 05:02:29,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8850 to 8584. [2024-11-17 05:02:29,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8584 states, 7166 states have (on average 1.2005302818866872) internal successors, (8603), 7237 states have internal predecessors, (8603), 834 states have call successors, (834), 515 states have call predecessors, (834), 576 states have return successors, (1435), 834 states have call predecessors, (1435), 834 states have call successors, (1435) [2024-11-17 05:02:29,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8584 states to 8584 states and 10872 transitions. [2024-11-17 05:02:29,302 INFO L78 Accepts]: Start accepts. Automaton has 8584 states and 10872 transitions. Word has length 98 [2024-11-17 05:02:29,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:02:29,303 INFO L471 AbstractCegarLoop]: Abstraction has 8584 states and 10872 transitions. [2024-11-17 05:02:29,303 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 5 states have internal predecessors, (85), 3 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2024-11-17 05:02:29,304 INFO L276 IsEmpty]: Start isEmpty. Operand 8584 states and 10872 transitions. [2024-11-17 05:02:29,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-17 05:02:29,311 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:02:29,312 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 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, 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] [2024-11-17 05:02:29,313 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-17 05:02:29,313 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 05:02:29,313 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:02:29,314 INFO L85 PathProgramCache]: Analyzing trace with hash 2018696786, now seen corresponding path program 1 times [2024-11-17 05:02:29,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:02:29,315 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603389751] [2024-11-17 05:02:29,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:29,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:02:29,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:29,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-17 05:02:29,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:29,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-17 05:02:29,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:29,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-17 05:02:29,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:29,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-17 05:02:29,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:29,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-17 05:02:29,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:29,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-17 05:02:29,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:29,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-17 05:02:29,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:29,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-17 05:02:29,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:29,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-17 05:02:29,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:29,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-17 05:02:29,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:29,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-17 05:02:29,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:29,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-17 05:02:29,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:29,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-17 05:02:29,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:29,484 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 31 proven. 9 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-11-17 05:02:29,485 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:02:29,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1603389751] [2024-11-17 05:02:29,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1603389751] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 05:02:29,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2086839479] [2024-11-17 05:02:29,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:29,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:02:29,487 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:02:29,489 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) [2024-11-17 05:02:29,491 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-17 05:02:29,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:29,590 INFO L255 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-17 05:02:29,599 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 05:02:29,751 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-17 05:02:29,752 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 05:02:29,752 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2086839479] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:02:29,752 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 05:02:29,753 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [8] total 9 [2024-11-17 05:02:29,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1512457419] [2024-11-17 05:02:29,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:02:29,754 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-17 05:02:29,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:02:29,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 05:02:29,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-17 05:02:29,755 INFO L87 Difference]: Start difference. First operand 8584 states and 10872 transitions. Second operand has 3 states, 3 states have (on average 31.0) internal successors, (93), 2 states have internal predecessors, (93), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-17 05:02:30,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:02:30,206 INFO L93 Difference]: Finished difference Result 13363 states and 17044 transitions. [2024-11-17 05:02:30,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 05:02:30,207 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 2 states have internal predecessors, (93), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 144 [2024-11-17 05:02:30,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:02:30,239 INFO L225 Difference]: With dead ends: 13363 [2024-11-17 05:02:30,239 INFO L226 Difference]: Without dead ends: 6196 [2024-11-17 05:02:30,265 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-17 05:02:30,266 INFO L432 NwaCegarLoop]: 163 mSDtfsCounter, 93 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 93 SdHoareTripleChecker+Valid, 163 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-17 05:02:30,266 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [93 Valid, 163 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-17 05:02:30,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6196 states. [2024-11-17 05:02:30,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6196 to 6196. [2024-11-17 05:02:30,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6196 states, 5164 states have (on average 1.1913245546088305) internal successors, (6152), 5213 states have internal predecessors, (6152), 610 states have call successors, (610), 375 states have call predecessors, (610), 414 states have return successors, (977), 610 states have call predecessors, (977), 610 states have call successors, (977) [2024-11-17 05:02:30,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6196 states to 6196 states and 7739 transitions. [2024-11-17 05:02:30,766 INFO L78 Accepts]: Start accepts. Automaton has 6196 states and 7739 transitions. Word has length 144 [2024-11-17 05:02:30,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:02:30,766 INFO L471 AbstractCegarLoop]: Abstraction has 6196 states and 7739 transitions. [2024-11-17 05:02:30,767 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 2 states have internal predecessors, (93), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-17 05:02:30,767 INFO L276 IsEmpty]: Start isEmpty. Operand 6196 states and 7739 transitions. [2024-11-17 05:02:30,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-17 05:02:30,773 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:02:30,773 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 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, 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] [2024-11-17 05:02:30,791 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-17 05:02:30,977 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-11-17 05:02:30,978 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 05:02:30,978 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:02:30,979 INFO L85 PathProgramCache]: Analyzing trace with hash -1583719412, now seen corresponding path program 1 times [2024-11-17 05:02:30,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:02:30,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203146472] [2024-11-17 05:02:30,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:30,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:02:30,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:31,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-17 05:02:31,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:31,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-17 05:02:31,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:31,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-17 05:02:31,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:31,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-17 05:02:31,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:31,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-17 05:02:31,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:31,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-17 05:02:31,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:31,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-17 05:02:31,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:31,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-17 05:02:31,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:31,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-17 05:02:31,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:31,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-17 05:02:31,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:31,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-17 05:02:31,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:31,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-17 05:02:31,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:31,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-17 05:02:31,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:31,115 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 30 proven. 9 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-17 05:02:31,116 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:02:31,116 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [203146472] [2024-11-17 05:02:31,116 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [203146472] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 05:02:31,116 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2096008438] [2024-11-17 05:02:31,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:31,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:02:31,116 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:02:31,119 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) [2024-11-17 05:02:31,120 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-17 05:02:31,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:31,210 INFO L255 TraceCheckSpWp]: Trace formula consists of 372 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-17 05:02:31,213 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 05:02:31,340 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2024-11-17 05:02:31,341 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 05:02:31,341 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2096008438] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:02:31,341 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 05:02:31,342 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [8] total 9 [2024-11-17 05:02:31,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500055483] [2024-11-17 05:02:31,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:02:31,344 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-17 05:02:31,345 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:02:31,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 05:02:31,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-17 05:02:31,345 INFO L87 Difference]: Start difference. First operand 6196 states and 7739 transitions. Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 2 states have internal predecessors, (95), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-17 05:02:31,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:02:31,710 INFO L93 Difference]: Finished difference Result 14142 states and 17563 transitions. [2024-11-17 05:02:31,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 05:02:31,711 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 2 states have internal predecessors, (95), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 147 [2024-11-17 05:02:31,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:02:31,746 INFO L225 Difference]: With dead ends: 14142 [2024-11-17 05:02:31,747 INFO L226 Difference]: Without dead ends: 9363 [2024-11-17 05:02:31,764 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-17 05:02:31,765 INFO L432 NwaCegarLoop]: 177 mSDtfsCounter, 71 mSDsluCounter, 142 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 319 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-17 05:02:31,766 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 319 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-17 05:02:31,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9363 states. [2024-11-17 05:02:32,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9363 to 9360. [2024-11-17 05:02:32,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9360 states, 7778 states have (on average 1.172409359732579) internal successors, (9119), 7837 states have internal predecessors, (9119), 925 states have call successors, (925), 600 states have call predecessors, (925), 649 states have return successors, (1342), 925 states have call predecessors, (1342), 925 states have call successors, (1342) [2024-11-17 05:02:32,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9360 states to 9360 states and 11386 transitions. [2024-11-17 05:02:32,319 INFO L78 Accepts]: Start accepts. Automaton has 9360 states and 11386 transitions. Word has length 147 [2024-11-17 05:02:32,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:02:32,320 INFO L471 AbstractCegarLoop]: Abstraction has 9360 states and 11386 transitions. [2024-11-17 05:02:32,320 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 2 states have internal predecessors, (95), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-17 05:02:32,320 INFO L276 IsEmpty]: Start isEmpty. Operand 9360 states and 11386 transitions. [2024-11-17 05:02:32,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-17 05:02:32,327 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:02:32,327 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 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, 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] [2024-11-17 05:02:32,344 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-17 05:02:32,528 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,SelfDestructingSolverStorable13 [2024-11-17 05:02:32,529 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 05:02:32,529 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:02:32,529 INFO L85 PathProgramCache]: Analyzing trace with hash -522327936, now seen corresponding path program 1 times [2024-11-17 05:02:32,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:02:32,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [169229158] [2024-11-17 05:02:32,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:32,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:02:32,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:32,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-17 05:02:32,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:32,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-17 05:02:32,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:32,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-17 05:02:32,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:32,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-17 05:02:32,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:32,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-17 05:02:32,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:32,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-17 05:02:32,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:32,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-17 05:02:32,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:32,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-17 05:02:32,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:32,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-17 05:02:32,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:32,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-17 05:02:32,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:32,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-17 05:02:32,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:32,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-17 05:02:32,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:32,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-17 05:02:32,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:32,673 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 35 proven. 9 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-17 05:02:32,673 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:02:32,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [169229158] [2024-11-17 05:02:32,674 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [169229158] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 05:02:32,674 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [774133341] [2024-11-17 05:02:32,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:32,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:02:32,674 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:02:32,676 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) [2024-11-17 05:02:32,678 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-17 05:02:32,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:32,773 INFO L255 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-17 05:02:32,776 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 05:02:32,895 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-17 05:02:32,897 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 05:02:32,897 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [774133341] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:02:32,897 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 05:02:32,898 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [8] total 9 [2024-11-17 05:02:32,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214091053] [2024-11-17 05:02:32,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:02:32,898 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-17 05:02:32,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:02:32,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 05:02:32,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-17 05:02:32,899 INFO L87 Difference]: Start difference. First operand 9360 states and 11386 transitions. Second operand has 3 states, 3 states have (on average 39.0) internal successors, (117), 2 states have internal predecessors, (117), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-17 05:02:33,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:02:33,258 INFO L93 Difference]: Finished difference Result 15421 states and 18936 transitions. [2024-11-17 05:02:33,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 05:02:33,259 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.0) internal successors, (117), 2 states have internal predecessors, (117), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 161 [2024-11-17 05:02:33,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:02:33,286 INFO L225 Difference]: With dead ends: 15421 [2024-11-17 05:02:33,286 INFO L226 Difference]: Without dead ends: 7224 [2024-11-17 05:02:33,301 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-17 05:02:33,302 INFO L432 NwaCegarLoop]: 170 mSDtfsCounter, 59 mSDsluCounter, 142 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 312 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-17 05:02:33,304 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 312 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-17 05:02:33,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7224 states. [2024-11-17 05:02:33,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7224 to 7224. [2024-11-17 05:02:33,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7224 states, 6000 states have (on average 1.1793333333333333) internal successors, (7076), 6049 states have internal predecessors, (7076), 722 states have call successors, (722), 455 states have call predecessors, (722), 494 states have return successors, (1101), 722 states have call predecessors, (1101), 722 states have call successors, (1101) [2024-11-17 05:02:33,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7224 states to 7224 states and 8899 transitions. [2024-11-17 05:02:33,660 INFO L78 Accepts]: Start accepts. Automaton has 7224 states and 8899 transitions. Word has length 161 [2024-11-17 05:02:33,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:02:33,660 INFO L471 AbstractCegarLoop]: Abstraction has 7224 states and 8899 transitions. [2024-11-17 05:02:33,661 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.0) internal successors, (117), 2 states have internal predecessors, (117), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-17 05:02:33,661 INFO L276 IsEmpty]: Start isEmpty. Operand 7224 states and 8899 transitions. [2024-11-17 05:02:33,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-17 05:02:33,667 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:02:33,667 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 05:02:33,684 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-17 05:02:33,868 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:02:33,868 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 05:02:33,868 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:02:33,868 INFO L85 PathProgramCache]: Analyzing trace with hash -460765704, now seen corresponding path program 1 times [2024-11-17 05:02:33,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:02:33,869 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031078353] [2024-11-17 05:02:33,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:33,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:02:33,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:33,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-17 05:02:33,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:33,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-17 05:02:33,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:33,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-17 05:02:33,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:33,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-17 05:02:33,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:33,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-17 05:02:33,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:33,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-17 05:02:33,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:33,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-17 05:02:33,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:33,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-17 05:02:33,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:33,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-17 05:02:34,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:34,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-17 05:02:34,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:34,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-17 05:02:34,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:34,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-17 05:02:34,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:34,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-17 05:02:34,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:34,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-17 05:02:34,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:34,013 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 30 proven. 9 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2024-11-17 05:02:34,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:02:34,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031078353] [2024-11-17 05:02:34,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2031078353] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 05:02:34,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [634281973] [2024-11-17 05:02:34,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:34,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:02:34,014 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:02:34,016 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) [2024-11-17 05:02:34,017 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-17 05:02:34,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:34,113 INFO L255 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-17 05:02:34,116 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 05:02:34,198 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-17 05:02:34,198 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 05:02:34,198 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [634281973] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:02:34,199 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 05:02:34,199 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2024-11-17 05:02:34,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101678282] [2024-11-17 05:02:34,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:02:34,199 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-17 05:02:34,199 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:02:34,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 05:02:34,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-17 05:02:34,200 INFO L87 Difference]: Start difference. First operand 7224 states and 8899 transitions. Second operand has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 3 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-17 05:02:34,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:02:34,501 INFO L93 Difference]: Finished difference Result 9695 states and 12058 transitions. [2024-11-17 05:02:34,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 05:02:34,502 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 3 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 168 [2024-11-17 05:02:34,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:02:34,521 INFO L225 Difference]: With dead ends: 9695 [2024-11-17 05:02:34,522 INFO L226 Difference]: Without dead ends: 4146 [2024-11-17 05:02:34,532 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-17 05:02:34,533 INFO L432 NwaCegarLoop]: 160 mSDtfsCounter, 98 mSDsluCounter, 134 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 294 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-17 05:02:34,534 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [98 Valid, 294 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-17 05:02:34,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4146 states. [2024-11-17 05:02:34,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4146 to 4133. [2024-11-17 05:02:34,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4133 states, 3445 states have (on average 1.172133526850508) internal successors, (4038), 3473 states have internal predecessors, (4038), 406 states have call successors, (406), 255 states have call predecessors, (406), 274 states have return successors, (537), 406 states have call predecessors, (537), 406 states have call successors, (537) [2024-11-17 05:02:34,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4133 states to 4133 states and 4981 transitions. [2024-11-17 05:02:34,866 INFO L78 Accepts]: Start accepts. Automaton has 4133 states and 4981 transitions. Word has length 168 [2024-11-17 05:02:34,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:02:34,867 INFO L471 AbstractCegarLoop]: Abstraction has 4133 states and 4981 transitions. [2024-11-17 05:02:34,867 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 3 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-17 05:02:34,867 INFO L276 IsEmpty]: Start isEmpty. Operand 4133 states and 4981 transitions. [2024-11-17 05:02:34,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-11-17 05:02:34,876 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:02:34,877 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 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, 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] [2024-11-17 05:02:34,894 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-17 05:02:35,080 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-11-17 05:02:35,081 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 05:02:35,081 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:02:35,081 INFO L85 PathProgramCache]: Analyzing trace with hash 1132081269, now seen corresponding path program 1 times [2024-11-17 05:02:35,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:02:35,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1876833607] [2024-11-17 05:02:35,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:35,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:02:35,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:35,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-17 05:02:35,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:35,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-17 05:02:35,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:35,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-17 05:02:35,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:35,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-17 05:02:35,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:35,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-17 05:02:35,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:35,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-17 05:02:35,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:35,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-17 05:02:35,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:35,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-17 05:02:35,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:35,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-17 05:02:35,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:35,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-17 05:02:35,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:35,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-17 05:02:35,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:35,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-17 05:02:35,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:35,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-17 05:02:35,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:35,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-17 05:02:35,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:35,262 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 35 proven. 9 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2024-11-17 05:02:35,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:02:35,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1876833607] [2024-11-17 05:02:35,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1876833607] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 05:02:35,263 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1578313950] [2024-11-17 05:02:35,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:35,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:02:35,263 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:02:35,265 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) [2024-11-17 05:02:35,271 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-17 05:02:35,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:35,395 INFO L255 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-17 05:02:35,399 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 05:02:35,453 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-17 05:02:35,453 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 05:02:35,453 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1578313950] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:02:35,454 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 05:02:35,454 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 10 [2024-11-17 05:02:35,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535572634] [2024-11-17 05:02:35,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:02:35,455 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-17 05:02:35,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:02:35,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-17 05:02:35,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-17 05:02:35,456 INFO L87 Difference]: Start difference. First operand 4133 states and 4981 transitions. Second operand has 6 states, 6 states have (on average 22.166666666666668) internal successors, (133), 5 states have internal predecessors, (133), 2 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-17 05:02:35,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:02:35,639 INFO L93 Difference]: Finished difference Result 6794 states and 8191 transitions. [2024-11-17 05:02:35,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-17 05:02:35,640 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 22.166666666666668) internal successors, (133), 5 states have internal predecessors, (133), 2 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) Word has length 184 [2024-11-17 05:02:35,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:02:35,657 INFO L225 Difference]: With dead ends: 6794 [2024-11-17 05:02:35,657 INFO L226 Difference]: Without dead ends: 2676 [2024-11-17 05:02:35,665 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 211 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-17 05:02:35,666 INFO L432 NwaCegarLoop]: 161 mSDtfsCounter, 0 mSDsluCounter, 635 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 796 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-17 05:02:35,666 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 796 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-17 05:02:35,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2676 states. [2024-11-17 05:02:35,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2676 to 2676. [2024-11-17 05:02:35,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2676 states, 2324 states have (on average 1.180722891566265) internal successors, (2744), 2335 states have internal predecessors, (2744), 194 states have call successors, (194), 124 states have call predecessors, (194), 150 states have return successors, (269), 216 states have call predecessors, (269), 194 states have call successors, (269) [2024-11-17 05:02:35,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2676 states to 2676 states and 3207 transitions. [2024-11-17 05:02:35,846 INFO L78 Accepts]: Start accepts. Automaton has 2676 states and 3207 transitions. Word has length 184 [2024-11-17 05:02:35,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:02:35,847 INFO L471 AbstractCegarLoop]: Abstraction has 2676 states and 3207 transitions. [2024-11-17 05:02:35,847 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 22.166666666666668) internal successors, (133), 5 states have internal predecessors, (133), 2 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-17 05:02:35,847 INFO L276 IsEmpty]: Start isEmpty. Operand 2676 states and 3207 transitions. [2024-11-17 05:02:35,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-17 05:02:35,851 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:02:35,851 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 05:02:35,868 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-17 05:02:36,052 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,SelfDestructingSolverStorable16 [2024-11-17 05:02:36,053 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 05:02:36,053 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:02:36,053 INFO L85 PathProgramCache]: Analyzing trace with hash -1448451051, now seen corresponding path program 1 times [2024-11-17 05:02:36,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:02:36,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [401651701] [2024-11-17 05:02:36,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:36,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:02:36,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:36,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-17 05:02:36,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:36,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-17 05:02:36,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:36,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-17 05:02:36,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:36,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-17 05:02:36,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:36,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-17 05:02:36,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:36,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-17 05:02:36,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:36,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-17 05:02:36,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:36,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-17 05:02:36,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:36,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-17 05:02:36,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:36,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-17 05:02:36,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:36,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-17 05:02:36,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:36,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-17 05:02:36,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:36,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-17 05:02:36,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:36,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-17 05:02:36,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:36,176 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 36 proven. 5 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2024-11-17 05:02:36,176 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:02:36,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [401651701] [2024-11-17 05:02:36,176 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [401651701] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 05:02:36,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2131011865] [2024-11-17 05:02:36,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:36,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:02:36,177 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:02:36,178 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) [2024-11-17 05:02:36,180 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-17 05:02:36,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:36,300 INFO L255 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-17 05:02:36,304 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 05:02:36,453 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2024-11-17 05:02:36,453 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 05:02:36,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2131011865] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:02:36,454 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 05:02:36,454 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2024-11-17 05:02:36,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [978440232] [2024-11-17 05:02:36,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:02:36,455 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-17 05:02:36,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:02:36,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 05:02:36,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-17 05:02:36,457 INFO L87 Difference]: Start difference. First operand 2676 states and 3207 transitions. Second operand has 3 states, 2 states have (on average 68.0) internal successors, (136), 3 states have internal predecessors, (136), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-17 05:02:36,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:02:36,620 INFO L93 Difference]: Finished difference Result 2676 states and 3207 transitions. [2024-11-17 05:02:36,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 05:02:36,621 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 68.0) internal successors, (136), 3 states have internal predecessors, (136), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 189 [2024-11-17 05:02:36,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:02:36,636 INFO L225 Difference]: With dead ends: 2676 [2024-11-17 05:02:36,637 INFO L226 Difference]: Without dead ends: 2674 [2024-11-17 05:02:36,637 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-17 05:02:36,638 INFO L432 NwaCegarLoop]: 149 mSDtfsCounter, 67 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 149 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-17 05:02:36,638 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [67 Valid, 149 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-17 05:02:36,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2674 states. [2024-11-17 05:02:36,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2674 to 2674. [2024-11-17 05:02:36,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2674 states, 2324 states have (on average 1.1755593803786575) internal successors, (2732), 2333 states have internal predecessors, (2732), 194 states have call successors, (194), 124 states have call predecessors, (194), 150 states have return successors, (269), 216 states have call predecessors, (269), 194 states have call successors, (269) [2024-11-17 05:02:36,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2674 states to 2674 states and 3195 transitions. [2024-11-17 05:02:36,827 INFO L78 Accepts]: Start accepts. Automaton has 2674 states and 3195 transitions. Word has length 189 [2024-11-17 05:02:36,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:02:36,828 INFO L471 AbstractCegarLoop]: Abstraction has 2674 states and 3195 transitions. [2024-11-17 05:02:36,828 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 68.0) internal successors, (136), 3 states have internal predecessors, (136), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-17 05:02:36,828 INFO L276 IsEmpty]: Start isEmpty. Operand 2674 states and 3195 transitions. [2024-11-17 05:02:36,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-11-17 05:02:36,833 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:02:36,833 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 05:02:36,850 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-17 05:02:37,033 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,SelfDestructingSolverStorable17 [2024-11-17 05:02:37,034 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 05:02:37,035 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:02:37,035 INFO L85 PathProgramCache]: Analyzing trace with hash 63646034, now seen corresponding path program 1 times [2024-11-17 05:02:37,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:02:37,035 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21233915] [2024-11-17 05:02:37,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:37,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:02:37,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:37,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-17 05:02:37,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:37,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-17 05:02:37,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:37,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-17 05:02:37,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:37,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-17 05:02:37,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:37,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-17 05:02:37,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:37,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-17 05:02:37,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:37,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-17 05:02:37,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:37,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-17 05:02:37,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:37,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-17 05:02:37,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:37,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-17 05:02:37,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:37,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-17 05:02:37,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:37,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-17 05:02:37,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:37,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-17 05:02:37,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:37,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-17 05:02:37,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:37,138 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 36 proven. 5 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2024-11-17 05:02:37,138 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:02:37,139 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [21233915] [2024-11-17 05:02:37,139 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [21233915] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 05:02:37,139 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [443696650] [2024-11-17 05:02:37,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:37,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:02:37,140 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:02:37,141 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) [2024-11-17 05:02:37,143 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-17 05:02:37,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:37,260 INFO L255 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-17 05:02:37,266 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 05:02:37,315 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-17 05:02:37,316 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 05:02:37,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [443696650] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:02:37,317 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 05:02:37,317 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 5 [2024-11-17 05:02:37,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078594984] [2024-11-17 05:02:37,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:02:37,319 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-17 05:02:37,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:02:37,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 05:02:37,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-17 05:02:37,321 INFO L87 Difference]: Start difference. First operand 2674 states and 3195 transitions. Second operand has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 3 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-17 05:02:37,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:02:37,485 INFO L93 Difference]: Finished difference Result 4654 states and 5644 transitions. [2024-11-17 05:02:37,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 05:02:37,486 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 3 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 191 [2024-11-17 05:02:37,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:02:37,500 INFO L225 Difference]: With dead ends: 4654 [2024-11-17 05:02:37,501 INFO L226 Difference]: Without dead ends: 2667 [2024-11-17 05:02:37,505 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 222 GetRequests, 219 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-17 05:02:37,505 INFO L432 NwaCegarLoop]: 258 mSDtfsCounter, 103 mSDsluCounter, 139 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 103 SdHoareTripleChecker+Valid, 397 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-17 05:02:37,505 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [103 Valid, 397 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-17 05:02:37,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2667 states. [2024-11-17 05:02:37,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2667 to 2666. [2024-11-17 05:02:37,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2666 states, 2316 states have (on average 1.1632124352331605) internal successors, (2694), 2325 states have internal predecessors, (2694), 194 states have call successors, (194), 124 states have call predecessors, (194), 150 states have return successors, (269), 216 states have call predecessors, (269), 194 states have call successors, (269) [2024-11-17 05:02:37,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2666 states to 2666 states and 3157 transitions. [2024-11-17 05:02:37,679 INFO L78 Accepts]: Start accepts. Automaton has 2666 states and 3157 transitions. Word has length 191 [2024-11-17 05:02:37,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:02:37,679 INFO L471 AbstractCegarLoop]: Abstraction has 2666 states and 3157 transitions. [2024-11-17 05:02:37,680 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 3 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-17 05:02:37,680 INFO L276 IsEmpty]: Start isEmpty. Operand 2666 states and 3157 transitions. [2024-11-17 05:02:37,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-17 05:02:37,684 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:02:37,684 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 05:02:37,700 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-17 05:02:37,884 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:02:37,885 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 05:02:37,886 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:02:37,886 INFO L85 PathProgramCache]: Analyzing trace with hash 946827979, now seen corresponding path program 1 times [2024-11-17 05:02:37,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:02:37,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541221915] [2024-11-17 05:02:37,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:37,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:02:37,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:37,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-17 05:02:37,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:37,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-17 05:02:37,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:37,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-17 05:02:37,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:38,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-17 05:02:38,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:38,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-17 05:02:38,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:38,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-17 05:02:38,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:38,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-17 05:02:38,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:38,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-17 05:02:38,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:38,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-17 05:02:38,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:38,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-17 05:02:38,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:38,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-17 05:02:38,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:38,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-17 05:02:38,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:38,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-17 05:02:38,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:38,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-17 05:02:38,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:38,037 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2024-11-17 05:02:38,038 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:02:38,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1541221915] [2024-11-17 05:02:38,038 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1541221915] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 05:02:38,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [463941531] [2024-11-17 05:02:38,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:38,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:02:38,039 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:02:38,040 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) [2024-11-17 05:02:38,042 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-17 05:02:38,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:38,158 INFO L255 TraceCheckSpWp]: Trace formula consists of 479 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-17 05:02:38,162 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 05:02:38,396 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-17 05:02:38,396 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 05:02:38,396 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [463941531] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:02:38,397 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 05:02:38,397 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2024-11-17 05:02:38,397 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [792272902] [2024-11-17 05:02:38,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:02:38,398 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-17 05:02:38,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:02:38,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 05:02:38,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-17 05:02:38,399 INFO L87 Difference]: Start difference. First operand 2666 states and 3157 transitions. Second operand has 4 states, 3 states have (on average 46.0) internal successors, (138), 4 states have internal predecessors, (138), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-17 05:02:38,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:02:38,553 INFO L93 Difference]: Finished difference Result 2667 states and 3157 transitions. [2024-11-17 05:02:38,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 05:02:38,553 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 46.0) internal successors, (138), 4 states have internal predecessors, (138), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 192 [2024-11-17 05:02:38,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:02:38,564 INFO L225 Difference]: With dead ends: 2667 [2024-11-17 05:02:38,565 INFO L226 Difference]: Without dead ends: 2665 [2024-11-17 05:02:38,565 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 222 GetRequests, 218 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-17 05:02:38,566 INFO L432 NwaCegarLoop]: 241 mSDtfsCounter, 128 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 350 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-17 05:02:38,567 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [128 Valid, 350 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-17 05:02:38,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2665 states. [2024-11-17 05:02:38,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2665 to 2664. [2024-11-17 05:02:38,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2664 states, 2316 states have (on average 1.1580310880829014) internal successors, (2682), 2323 states have internal predecessors, (2682), 194 states have call successors, (194), 124 states have call predecessors, (194), 150 states have return successors, (269), 216 states have call predecessors, (269), 194 states have call successors, (269) [2024-11-17 05:02:38,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2664 states to 2664 states and 3145 transitions. [2024-11-17 05:02:38,718 INFO L78 Accepts]: Start accepts. Automaton has 2664 states and 3145 transitions. Word has length 192 [2024-11-17 05:02:38,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:02:38,719 INFO L471 AbstractCegarLoop]: Abstraction has 2664 states and 3145 transitions. [2024-11-17 05:02:38,719 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 46.0) internal successors, (138), 4 states have internal predecessors, (138), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-17 05:02:38,719 INFO L276 IsEmpty]: Start isEmpty. Operand 2664 states and 3145 transitions. [2024-11-17 05:02:38,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-11-17 05:02:38,722 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:02:38,723 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 05:02:38,740 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-17 05:02:38,924 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:02:38,924 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 05:02:38,924 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:02:38,924 INFO L85 PathProgramCache]: Analyzing trace with hash -713103634, now seen corresponding path program 1 times [2024-11-17 05:02:38,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:02:38,925 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475145230] [2024-11-17 05:02:38,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:38,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:02:38,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:39,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-17 05:02:39,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:39,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-17 05:02:39,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:39,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-17 05:02:39,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:39,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-17 05:02:39,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:39,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-17 05:02:39,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:39,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-17 05:02:39,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:39,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-17 05:02:39,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:39,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-17 05:02:39,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:39,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-17 05:02:39,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:39,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-17 05:02:39,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:39,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-17 05:02:39,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:39,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-17 05:02:39,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:39,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-17 05:02:39,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:39,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-17 05:02:39,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:39,051 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2024-11-17 05:02:39,051 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:02:39,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [475145230] [2024-11-17 05:02:39,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [475145230] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 05:02:39,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1970923910] [2024-11-17 05:02:39,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:39,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:02:39,052 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:02:39,054 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) [2024-11-17 05:02:39,055 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-17 05:02:39,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:39,163 INFO L255 TraceCheckSpWp]: Trace formula consists of 480 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-17 05:02:39,166 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 05:02:39,372 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-17 05:02:39,372 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-17 05:02:39,569 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2024-11-17 05:02:39,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1970923910] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-17 05:02:39,569 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-17 05:02:39,570 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3, 3] total 7 [2024-11-17 05:02:39,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548926193] [2024-11-17 05:02:39,570 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-17 05:02:39,571 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-17 05:02:39,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:02:39,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-17 05:02:39,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2024-11-17 05:02:39,572 INFO L87 Difference]: Start difference. First operand 2664 states and 3145 transitions. Second operand has 8 states, 7 states have (on average 43.714285714285715) internal successors, (306), 7 states have internal predecessors, (306), 5 states have call successors, (39), 4 states have call predecessors, (39), 3 states have return successors, (39), 5 states have call predecessors, (39), 5 states have call successors, (39) [2024-11-17 05:02:40,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:02:40,136 INFO L93 Difference]: Finished difference Result 8378 states and 10021 transitions. [2024-11-17 05:02:40,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-17 05:02:40,137 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 43.714285714285715) internal successors, (306), 7 states have internal predecessors, (306), 5 states have call successors, (39), 4 states have call predecessors, (39), 3 states have return successors, (39), 5 states have call predecessors, (39), 5 states have call successors, (39) Word has length 193 [2024-11-17 05:02:40,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:02:40,163 INFO L225 Difference]: With dead ends: 8378 [2024-11-17 05:02:40,164 INFO L226 Difference]: Without dead ends: 8370 [2024-11-17 05:02:40,167 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 423 GetRequests, 413 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=80, Unknown=0, NotChecked=0, Total=132 [2024-11-17 05:02:40,168 INFO L432 NwaCegarLoop]: 162 mSDtfsCounter, 613 mSDsluCounter, 551 mSDsCounter, 0 mSdLazyCounter, 202 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 625 SdHoareTripleChecker+Valid, 713 SdHoareTripleChecker+Invalid, 275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 202 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-17 05:02:40,169 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [625 Valid, 713 Invalid, 275 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 202 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-17 05:02:40,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8370 states. [2024-11-17 05:02:40,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8370 to 6448. [2024-11-17 05:02:40,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6448 states, 5668 states have (on average 1.1704304869442483) internal successors, (6634), 5687 states have internal predecessors, (6634), 434 states have call successors, (434), 268 states have call predecessors, (434), 342 states have return successors, (683), 492 states have call predecessors, (683), 434 states have call successors, (683) [2024-11-17 05:02:40,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6448 states to 6448 states and 7751 transitions. [2024-11-17 05:02:40,435 INFO L78 Accepts]: Start accepts. Automaton has 6448 states and 7751 transitions. Word has length 193 [2024-11-17 05:02:40,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:02:40,437 INFO L471 AbstractCegarLoop]: Abstraction has 6448 states and 7751 transitions. [2024-11-17 05:02:40,437 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 43.714285714285715) internal successors, (306), 7 states have internal predecessors, (306), 5 states have call successors, (39), 4 states have call predecessors, (39), 3 states have return successors, (39), 5 states have call predecessors, (39), 5 states have call successors, (39) [2024-11-17 05:02:40,437 INFO L276 IsEmpty]: Start isEmpty. Operand 6448 states and 7751 transitions. [2024-11-17 05:02:40,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-11-17 05:02:40,441 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:02:40,442 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 05:02:40,459 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-17 05:02:40,645 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:02:40,646 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 05:02:40,646 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:02:40,646 INFO L85 PathProgramCache]: Analyzing trace with hash 247485494, now seen corresponding path program 1 times [2024-11-17 05:02:40,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:02:40,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723525946] [2024-11-17 05:02:40,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:40,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:02:40,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:40,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-17 05:02:40,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:40,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-17 05:02:40,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:40,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-17 05:02:40,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:40,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-17 05:02:40,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:40,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-17 05:02:40,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:40,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-17 05:02:40,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:40,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-17 05:02:40,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:40,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-17 05:02:40,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:40,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-17 05:02:40,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:40,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-17 05:02:40,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:40,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-17 05:02:40,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:40,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-17 05:02:40,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:40,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-17 05:02:40,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:40,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-17 05:02:40,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:40,736 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2024-11-17 05:02:40,736 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:02:40,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [723525946] [2024-11-17 05:02:40,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [723525946] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:02:40,736 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 05:02:40,736 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-17 05:02:40,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1558611384] [2024-11-17 05:02:40,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:02:40,737 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-17 05:02:40,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:02:40,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-17 05:02:40,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-17 05:02:40,738 INFO L87 Difference]: Start difference. First operand 6448 states and 7751 transitions. Second operand has 5 states, 4 states have (on average 29.25) internal successors, (117), 4 states have internal predecessors, (117), 1 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-17 05:02:41,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:02:41,144 INFO L93 Difference]: Finished difference Result 8565 states and 10323 transitions. [2024-11-17 05:02:41,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-17 05:02:41,144 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 29.25) internal successors, (117), 4 states have internal predecessors, (117), 1 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 206 [2024-11-17 05:02:41,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:02:41,173 INFO L225 Difference]: With dead ends: 8565 [2024-11-17 05:02:41,174 INFO L226 Difference]: Without dead ends: 8563 [2024-11-17 05:02:41,178 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-17 05:02:41,180 INFO L432 NwaCegarLoop]: 166 mSDtfsCounter, 420 mSDsluCounter, 200 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 438 SdHoareTripleChecker+Valid, 366 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-17 05:02:41,180 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [438 Valid, 366 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-17 05:02:41,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8563 states. [2024-11-17 05:02:41,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8563 to 6227. [2024-11-17 05:02:41,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6227 states, 5448 states have (on average 1.1683186490455213) internal successors, (6365), 5466 states have internal predecessors, (6365), 434 states have call successors, (434), 268 states have call predecessors, (434), 342 states have return successors, (683), 492 states have call predecessors, (683), 434 states have call successors, (683) [2024-11-17 05:02:41,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6227 states to 6227 states and 7482 transitions. [2024-11-17 05:02:41,567 INFO L78 Accepts]: Start accepts. Automaton has 6227 states and 7482 transitions. Word has length 206 [2024-11-17 05:02:41,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:02:41,568 INFO L471 AbstractCegarLoop]: Abstraction has 6227 states and 7482 transitions. [2024-11-17 05:02:41,568 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 29.25) internal successors, (117), 4 states have internal predecessors, (117), 1 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-17 05:02:41,568 INFO L276 IsEmpty]: Start isEmpty. Operand 6227 states and 7482 transitions. [2024-11-17 05:02:41,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2024-11-17 05:02:41,575 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:02:41,576 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 6, 5, 5, 5, 5, 5, 5, 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, 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] [2024-11-17 05:02:41,576 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-17 05:02:41,576 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 05:02:41,576 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:02:41,576 INFO L85 PathProgramCache]: Analyzing trace with hash 2091944282, now seen corresponding path program 1 times [2024-11-17 05:02:41,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:02:41,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352316545] [2024-11-17 05:02:41,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:41,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:02:41,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:41,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-17 05:02:41,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:41,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-17 05:02:41,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:41,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-17 05:02:41,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:41,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-17 05:02:41,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:41,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-17 05:02:41,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:41,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-17 05:02:41,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:41,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-17 05:02:41,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:41,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-17 05:02:41,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:41,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-17 05:02:41,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:41,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-17 05:02:41,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:41,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-17 05:02:41,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:41,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-17 05:02:41,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:41,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-17 05:02:41,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:41,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-17 05:02:41,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:41,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-17 05:02:41,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:41,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-17 05:02:41,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:41,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-17 05:02:41,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:41,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-17 05:02:41,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:41,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-17 05:02:41,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:41,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-17 05:02:41,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:41,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-17 05:02:41,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:41,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-17 05:02:41,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:41,693 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 54 proven. 40 refuted. 0 times theorem prover too weak. 317 trivial. 0 not checked. [2024-11-17 05:02:41,693 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:02:41,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352316545] [2024-11-17 05:02:41,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [352316545] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 05:02:41,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [791624708] [2024-11-17 05:02:41,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:41,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:02:41,694 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:02:41,696 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) [2024-11-17 05:02:41,698 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-17 05:02:41,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:41,830 INFO L255 TraceCheckSpWp]: Trace formula consists of 624 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-17 05:02:41,833 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 05:02:41,914 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 303 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-17 05:02:41,914 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 05:02:41,915 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [791624708] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:02:41,915 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 05:02:41,915 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2024-11-17 05:02:41,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896230751] [2024-11-17 05:02:41,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:02:41,916 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-17 05:02:41,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:02:41,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 05:02:41,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-17 05:02:41,917 INFO L87 Difference]: Start difference. First operand 6227 states and 7482 transitions. Second operand has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 3 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-17 05:02:42,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:02:42,223 INFO L93 Difference]: Finished difference Result 15970 states and 19211 transitions. [2024-11-17 05:02:42,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 05:02:42,223 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 3 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 260 [2024-11-17 05:02:42,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:02:42,258 INFO L225 Difference]: With dead ends: 15970 [2024-11-17 05:02:42,258 INFO L226 Difference]: Without dead ends: 10164 [2024-11-17 05:02:42,270 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 307 GetRequests, 303 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-17 05:02:42,271 INFO L432 NwaCegarLoop]: 265 mSDtfsCounter, 74 mSDsluCounter, 151 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 416 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-17 05:02:42,271 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 416 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-17 05:02:42,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10164 states. [2024-11-17 05:02:42,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10164 to 10090. [2024-11-17 05:02:42,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10090 states, 8833 states have (on average 1.1641571380052078) internal successors, (10283), 8851 states have internal predecessors, (10283), 722 states have call successors, (722), 442 states have call predecessors, (722), 532 states have return successors, (1051), 796 states have call predecessors, (1051), 722 states have call successors, (1051) [2024-11-17 05:02:42,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10090 states to 10090 states and 12056 transitions. [2024-11-17 05:02:42,706 INFO L78 Accepts]: Start accepts. Automaton has 10090 states and 12056 transitions. Word has length 260 [2024-11-17 05:02:42,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:02:42,707 INFO L471 AbstractCegarLoop]: Abstraction has 10090 states and 12056 transitions. [2024-11-17 05:02:42,707 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 3 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-17 05:02:42,707 INFO L276 IsEmpty]: Start isEmpty. Operand 10090 states and 12056 transitions. [2024-11-17 05:02:42,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2024-11-17 05:02:42,719 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:02:42,719 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 6, 5, 5, 5, 5, 5, 5, 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, 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] [2024-11-17 05:02:42,736 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-11-17 05:02:42,920 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2024-11-17 05:02:42,920 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 05:02:42,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:02:42,921 INFO L85 PathProgramCache]: Analyzing trace with hash 1819507995, now seen corresponding path program 1 times [2024-11-17 05:02:42,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:02:42,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183276058] [2024-11-17 05:02:42,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:42,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:02:42,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:42,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-17 05:02:42,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:42,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-17 05:02:42,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:42,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-17 05:02:42,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:43,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-17 05:02:43,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:43,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-17 05:02:43,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:43,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-17 05:02:43,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:43,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-17 05:02:43,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:43,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-17 05:02:43,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:43,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-17 05:02:43,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:43,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-17 05:02:43,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:43,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-17 05:02:43,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:43,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-17 05:02:43,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:43,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-17 05:02:43,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:43,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-17 05:02:43,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:43,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-17 05:02:43,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:43,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-17 05:02:43,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:43,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-17 05:02:43,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:43,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-17 05:02:43,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:43,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-17 05:02:43,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:43,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-17 05:02:43,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:43,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-17 05:02:43,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:43,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-17 05:02:43,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:43,033 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 54 proven. 40 refuted. 0 times theorem prover too weak. 317 trivial. 0 not checked. [2024-11-17 05:02:43,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:02:43,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [183276058] [2024-11-17 05:02:43,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [183276058] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 05:02:43,034 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [124304041] [2024-11-17 05:02:43,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:43,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:02:43,034 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:02:43,035 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) [2024-11-17 05:02:43,037 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-17 05:02:43,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:43,158 INFO L255 TraceCheckSpWp]: Trace formula consists of 621 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-17 05:02:43,161 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 05:02:43,188 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-17 05:02:43,188 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 05:02:43,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [124304041] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:02:43,188 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 05:02:43,188 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2024-11-17 05:02:43,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026513813] [2024-11-17 05:02:43,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:02:43,189 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-17 05:02:43,189 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:02:43,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 05:02:43,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-17 05:02:43,190 INFO L87 Difference]: Start difference. First operand 10090 states and 12056 transitions. Second operand has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 3 states have internal predecessors, (140), 3 states have call successors, (18), 3 states have call predecessors, (18), 3 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-17 05:02:43,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:02:43,508 INFO L93 Difference]: Finished difference Result 14461 states and 17335 transitions. [2024-11-17 05:02:43,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 05:02:43,509 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 3 states have internal predecessors, (140), 3 states have call successors, (18), 3 states have call predecessors, (18), 3 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 260 [2024-11-17 05:02:43,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:02:43,529 INFO L225 Difference]: With dead ends: 14461 [2024-11-17 05:02:43,529 INFO L226 Difference]: Without dead ends: 4723 [2024-11-17 05:02:43,538 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 307 GetRequests, 303 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-17 05:02:43,539 INFO L432 NwaCegarLoop]: 173 mSDtfsCounter, 9 mSDsluCounter, 146 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 319 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-17 05:02:43,540 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 319 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-17 05:02:43,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4723 states. [2024-11-17 05:02:43,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4723 to 4723. [2024-11-17 05:02:43,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4723 states, 4124 states have (on average 1.1464597478176528) internal successors, (4728), 4142 states have internal predecessors, (4728), 322 states have call successors, (322), 221 states have call predecessors, (322), 274 states have return successors, (497), 359 states have call predecessors, (497), 322 states have call successors, (497) [2024-11-17 05:02:43,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4723 states to 4723 states and 5547 transitions. [2024-11-17 05:02:43,762 INFO L78 Accepts]: Start accepts. Automaton has 4723 states and 5547 transitions. Word has length 260 [2024-11-17 05:02:43,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:02:43,763 INFO L471 AbstractCegarLoop]: Abstraction has 4723 states and 5547 transitions. [2024-11-17 05:02:43,763 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 3 states have internal predecessors, (140), 3 states have call successors, (18), 3 states have call predecessors, (18), 3 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-17 05:02:43,763 INFO L276 IsEmpty]: Start isEmpty. Operand 4723 states and 5547 transitions. [2024-11-17 05:02:43,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2024-11-17 05:02:43,772 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:02:43,772 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 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, 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] [2024-11-17 05:02:43,791 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-11-17 05:02:43,972 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2024-11-17 05:02:43,973 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 05:02:43,973 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:02:43,974 INFO L85 PathProgramCache]: Analyzing trace with hash 38834660, now seen corresponding path program 1 times [2024-11-17 05:02:43,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:02:43,974 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964126018] [2024-11-17 05:02:43,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:43,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:02:43,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:44,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-17 05:02:44,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:44,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-17 05:02:44,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:44,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-17 05:02:44,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:44,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-17 05:02:44,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:44,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-17 05:02:44,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:44,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-17 05:02:44,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:44,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-17 05:02:44,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:44,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-17 05:02:44,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:44,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-17 05:02:44,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:44,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-17 05:02:44,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:44,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-17 05:02:44,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:44,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-17 05:02:44,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:44,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-17 05:02:44,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:44,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-17 05:02:44,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:44,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-17 05:02:44,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:44,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-17 05:02:44,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:44,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-17 05:02:44,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:44,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-17 05:02:44,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:44,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-17 05:02:44,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:44,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-17 05:02:44,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:44,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-17 05:02:44,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:44,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-17 05:02:44,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:44,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-17 05:02:44,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:44,101 INFO L134 CoverageAnalysis]: Checked inductivity of 481 backedges. 54 proven. 54 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2024-11-17 05:02:44,102 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:02:44,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [964126018] [2024-11-17 05:02:44,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [964126018] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 05:02:44,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1616017308] [2024-11-17 05:02:44,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:44,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:02:44,105 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:02:44,106 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) [2024-11-17 05:02:44,108 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-17 05:02:44,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:44,244 INFO L255 TraceCheckSpWp]: Trace formula consists of 680 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-17 05:02:44,248 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 05:02:44,499 INFO L134 CoverageAnalysis]: Checked inductivity of 481 backedges. 373 proven. 1 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2024-11-17 05:02:44,500 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-17 05:02:44,675 INFO L134 CoverageAnalysis]: Checked inductivity of 481 backedges. 112 proven. 1 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2024-11-17 05:02:44,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1616017308] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-17 05:02:44,675 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-17 05:02:44,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2024-11-17 05:02:44,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331013332] [2024-11-17 05:02:44,676 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-17 05:02:44,676 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-17 05:02:44,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:02:44,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-17 05:02:44,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-17 05:02:44,677 INFO L87 Difference]: Start difference. First operand 4723 states and 5547 transitions. Second operand has 8 states, 8 states have (on average 31.25) internal successors, (250), 7 states have internal predecessors, (250), 5 states have call successors, (49), 5 states have call predecessors, (49), 5 states have return successors, (47), 5 states have call predecessors, (47), 5 states have call successors, (47) [2024-11-17 05:02:45,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:02:45,270 INFO L93 Difference]: Finished difference Result 9258 states and 10865 transitions. [2024-11-17 05:02:45,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-17 05:02:45,270 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 31.25) internal successors, (250), 7 states have internal predecessors, (250), 5 states have call successors, (49), 5 states have call predecessors, (49), 5 states have return successors, (47), 5 states have call predecessors, (47), 5 states have call successors, (47) Word has length 283 [2024-11-17 05:02:45,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:02:45,288 INFO L225 Difference]: With dead ends: 9258 [2024-11-17 05:02:45,288 INFO L226 Difference]: Without dead ends: 4804 [2024-11-17 05:02:45,294 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 636 GetRequests, 615 SyntacticMatches, 3 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=108, Invalid=272, Unknown=0, NotChecked=0, Total=380 [2024-11-17 05:02:45,294 INFO L432 NwaCegarLoop]: 289 mSDtfsCounter, 330 mSDsluCounter, 930 mSDsCounter, 0 mSdLazyCounter, 398 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 340 SdHoareTripleChecker+Valid, 1219 SdHoareTripleChecker+Invalid, 445 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 398 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-17 05:02:45,294 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [340 Valid, 1219 Invalid, 445 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 398 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-17 05:02:45,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4804 states. [2024-11-17 05:02:45,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4804 to 4699. [2024-11-17 05:02:45,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4699 states, 4104 states have (on average 1.1330409356725146) internal successors, (4650), 4130 states have internal predecessors, (4650), 315 states have call successors, (315), 216 states have call predecessors, (315), 277 states have return successors, (417), 352 states have call predecessors, (417), 315 states have call successors, (417) [2024-11-17 05:02:45,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4699 states to 4699 states and 5382 transitions. [2024-11-17 05:02:45,524 INFO L78 Accepts]: Start accepts. Automaton has 4699 states and 5382 transitions. Word has length 283 [2024-11-17 05:02:45,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:02:45,524 INFO L471 AbstractCegarLoop]: Abstraction has 4699 states and 5382 transitions. [2024-11-17 05:02:45,525 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 31.25) internal successors, (250), 7 states have internal predecessors, (250), 5 states have call successors, (49), 5 states have call predecessors, (49), 5 states have return successors, (47), 5 states have call predecessors, (47), 5 states have call successors, (47) [2024-11-17 05:02:45,525 INFO L276 IsEmpty]: Start isEmpty. Operand 4699 states and 5382 transitions. [2024-11-17 05:02:45,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-17 05:02:45,530 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:02:45,531 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 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, 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] [2024-11-17 05:02:45,548 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-11-17 05:02:45,731 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,SelfDestructingSolverStorable24 [2024-11-17 05:02:45,731 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 05:02:45,732 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:02:45,732 INFO L85 PathProgramCache]: Analyzing trace with hash 1201434971, now seen corresponding path program 1 times [2024-11-17 05:02:45,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:02:45,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506050875] [2024-11-17 05:02:45,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:45,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:02:45,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:45,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-17 05:02:45,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:45,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-17 05:02:45,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:45,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-17 05:02:45,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:45,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-17 05:02:45,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:45,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-17 05:02:45,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:45,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-17 05:02:45,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:45,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-17 05:02:45,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:45,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-17 05:02:45,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:45,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-17 05:02:45,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:45,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-17 05:02:45,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:45,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-17 05:02:45,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:45,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-17 05:02:45,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:45,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-17 05:02:45,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:45,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-17 05:02:45,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:45,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-17 05:02:45,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:45,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-17 05:02:45,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:45,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-17 05:02:45,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:45,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-17 05:02:45,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:45,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-17 05:02:45,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:45,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-17 05:02:45,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:45,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-17 05:02:45,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:45,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-11-17 05:02:45,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:45,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-17 05:02:45,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:45,804 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 482 trivial. 0 not checked. [2024-11-17 05:02:45,804 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:02:45,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506050875] [2024-11-17 05:02:45,804 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [506050875] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:02:45,805 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 05:02:45,805 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-17 05:02:45,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603300905] [2024-11-17 05:02:45,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:02:45,805 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-17 05:02:45,805 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:02:45,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 05:02:45,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-17 05:02:45,806 INFO L87 Difference]: Start difference. First operand 4699 states and 5382 transitions. Second operand has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-17 05:02:46,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:02:46,045 INFO L93 Difference]: Finished difference Result 5020 states and 5739 transitions. [2024-11-17 05:02:46,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 05:02:46,045 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 285 [2024-11-17 05:02:46,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:02:46,061 INFO L225 Difference]: With dead ends: 5020 [2024-11-17 05:02:46,061 INFO L226 Difference]: Without dead ends: 4705 [2024-11-17 05:02:46,063 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-17 05:02:46,063 INFO L432 NwaCegarLoop]: 145 mSDtfsCounter, 186 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 196 SdHoareTripleChecker+Valid, 242 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-17 05:02:46,064 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [196 Valid, 242 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-17 05:02:46,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4705 states. [2024-11-17 05:02:46,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4705 to 4673. [2024-11-17 05:02:46,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4673 states, 4084 states have (on average 1.1334476003917728) internal successors, (4629), 4110 states have internal predecessors, (4629), 312 states have call successors, (312), 213 states have call predecessors, (312), 274 states have return successors, (414), 349 states have call predecessors, (414), 312 states have call successors, (414) [2024-11-17 05:02:46,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4673 states to 4673 states and 5355 transitions. [2024-11-17 05:02:46,422 INFO L78 Accepts]: Start accepts. Automaton has 4673 states and 5355 transitions. Word has length 285 [2024-11-17 05:02:46,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:02:46,423 INFO L471 AbstractCegarLoop]: Abstraction has 4673 states and 5355 transitions. [2024-11-17 05:02:46,423 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-17 05:02:46,424 INFO L276 IsEmpty]: Start isEmpty. Operand 4673 states and 5355 transitions. [2024-11-17 05:02:46,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2024-11-17 05:02:46,438 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:02:46,438 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 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, 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] [2024-11-17 05:02:46,439 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-17 05:02:46,439 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 05:02:46,439 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:02:46,439 INFO L85 PathProgramCache]: Analyzing trace with hash 625414925, now seen corresponding path program 1 times [2024-11-17 05:02:46,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:02:46,440 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690559004] [2024-11-17 05:02:46,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:46,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:02:46,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:46,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-17 05:02:46,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:46,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-17 05:02:46,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:46,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-17 05:02:46,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:46,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-17 05:02:46,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:46,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-17 05:02:46,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:46,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-17 05:02:46,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:46,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-17 05:02:46,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:46,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-17 05:02:46,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:46,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-17 05:02:46,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:46,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-17 05:02:46,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:46,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-17 05:02:46,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:46,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-17 05:02:46,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:46,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-17 05:02:46,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:46,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-17 05:02:46,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:46,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-17 05:02:46,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:46,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-17 05:02:46,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:46,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-17 05:02:46,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:46,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-17 05:02:46,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:46,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-17 05:02:46,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:46,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-17 05:02:46,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:46,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-17 05:02:46,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:46,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-17 05:02:46,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:46,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-17 05:02:46,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:46,653 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 428 trivial. 0 not checked. [2024-11-17 05:02:46,653 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:02:46,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690559004] [2024-11-17 05:02:46,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [690559004] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:02:46,653 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 05:02:46,653 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-17 05:02:46,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778581415] [2024-11-17 05:02:46,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:02:46,654 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-17 05:02:46,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:02:46,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 05:02:46,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-17 05:02:46,655 INFO L87 Difference]: Start difference. First operand 4673 states and 5355 transitions. Second operand has 4 states, 4 states have (on average 27.0) internal successors, (108), 3 states have internal predecessors, (108), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-17 05:02:47,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:02:47,090 INFO L93 Difference]: Finished difference Result 4706 states and 5395 transitions. [2024-11-17 05:02:47,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 05:02:47,091 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.0) internal successors, (108), 3 states have internal predecessors, (108), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 293 [2024-11-17 05:02:47,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:02:47,108 INFO L225 Difference]: With dead ends: 4706 [2024-11-17 05:02:47,108 INFO L226 Difference]: Without dead ends: 4411 [2024-11-17 05:02:47,110 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-17 05:02:47,111 INFO L432 NwaCegarLoop]: 138 mSDtfsCounter, 106 mSDsluCounter, 202 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 340 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-17 05:02:47,112 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 340 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-17 05:02:47,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4411 states. [2024-11-17 05:02:47,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4411 to 4379. [2024-11-17 05:02:47,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4379 states, 3828 states have (on average 1.1358411703239288) internal successors, (4348), 3854 states have internal predecessors, (4348), 291 states have call successors, (291), 198 states have call predecessors, (291), 257 states have return successors, (391), 326 states have call predecessors, (391), 291 states have call successors, (391) [2024-11-17 05:02:47,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4379 states to 4379 states and 5030 transitions. [2024-11-17 05:02:47,441 INFO L78 Accepts]: Start accepts. Automaton has 4379 states and 5030 transitions. Word has length 293 [2024-11-17 05:02:47,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:02:47,441 INFO L471 AbstractCegarLoop]: Abstraction has 4379 states and 5030 transitions. [2024-11-17 05:02:47,442 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.0) internal successors, (108), 3 states have internal predecessors, (108), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-17 05:02:47,442 INFO L276 IsEmpty]: Start isEmpty. Operand 4379 states and 5030 transitions. [2024-11-17 05:02:47,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2024-11-17 05:02:47,449 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:02:47,449 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 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, 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] [2024-11-17 05:02:47,449 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-17 05:02:47,449 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 05:02:47,450 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:02:47,450 INFO L85 PathProgramCache]: Analyzing trace with hash 891534810, now seen corresponding path program 1 times [2024-11-17 05:02:47,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:02:47,450 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585922366] [2024-11-17 05:02:47,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:47,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:02:47,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:47,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-17 05:02:47,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:47,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-17 05:02:47,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:47,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-17 05:02:47,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:47,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-17 05:02:47,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:47,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-17 05:02:47,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:47,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-17 05:02:47,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:47,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-17 05:02:47,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:47,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-17 05:02:47,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:47,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-17 05:02:47,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:47,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-17 05:02:47,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:47,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-17 05:02:47,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:47,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-17 05:02:47,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:47,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-17 05:02:47,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:47,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-17 05:02:47,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:47,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-17 05:02:47,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:47,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-17 05:02:47,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:47,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-17 05:02:47,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:47,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-17 05:02:47,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:47,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-17 05:02:47,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:47,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-17 05:02:47,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:47,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-17 05:02:47,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:47,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-17 05:02:47,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:47,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-17 05:02:47,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:47,645 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 88 proven. 10 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2024-11-17 05:02:47,645 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:02:47,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585922366] [2024-11-17 05:02:47,646 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1585922366] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 05:02:47,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1201658465] [2024-11-17 05:02:47,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:47,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:02:47,647 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:02:47,648 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) [2024-11-17 05:02:47,650 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-17 05:02:47,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:47,816 INFO L255 TraceCheckSpWp]: Trace formula consists of 737 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-17 05:02:47,822 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 05:02:47,919 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 366 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-17 05:02:47,920 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 05:02:47,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1201658465] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:02:47,920 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 05:02:47,921 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2024-11-17 05:02:47,921 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1773482790] [2024-11-17 05:02:47,921 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:02:47,921 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-17 05:02:47,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:02:47,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 05:02:47,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-17 05:02:47,922 INFO L87 Difference]: Start difference. First operand 4379 states and 5030 transitions. Second operand has 3 states, 3 states have (on average 66.33333333333333) internal successors, (199), 3 states have internal predecessors, (199), 3 states have call successors, (21), 3 states have call predecessors, (21), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-17 05:02:48,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:02:48,356 INFO L93 Difference]: Finished difference Result 11313 states and 13007 transitions. [2024-11-17 05:02:48,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 05:02:48,356 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 66.33333333333333) internal successors, (199), 3 states have internal predecessors, (199), 3 states have call successors, (21), 3 states have call predecessors, (21), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 305 [2024-11-17 05:02:48,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:02:48,377 INFO L225 Difference]: With dead ends: 11313 [2024-11-17 05:02:48,377 INFO L226 Difference]: Without dead ends: 7171 [2024-11-17 05:02:48,384 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 356 GetRequests, 351 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-17 05:02:48,385 INFO L432 NwaCegarLoop]: 257 mSDtfsCounter, 63 mSDsluCounter, 149 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 406 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-17 05:02:48,386 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 406 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-17 05:02:48,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7171 states. [2024-11-17 05:02:48,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7171 to 6735. [2024-11-17 05:02:48,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6735 states, 5920 states have (on average 1.127195945945946) internal successors, (6673), 5946 states have internal predecessors, (6673), 453 states have call successors, (453), 300 states have call predecessors, (453), 359 states have return successors, (560), 488 states have call predecessors, (560), 453 states have call successors, (560) [2024-11-17 05:02:48,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6735 states to 6735 states and 7686 transitions. [2024-11-17 05:02:48,741 INFO L78 Accepts]: Start accepts. Automaton has 6735 states and 7686 transitions. Word has length 305 [2024-11-17 05:02:48,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:02:48,742 INFO L471 AbstractCegarLoop]: Abstraction has 6735 states and 7686 transitions. [2024-11-17 05:02:48,742 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 66.33333333333333) internal successors, (199), 3 states have internal predecessors, (199), 3 states have call successors, (21), 3 states have call predecessors, (21), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-17 05:02:48,742 INFO L276 IsEmpty]: Start isEmpty. Operand 6735 states and 7686 transitions. [2024-11-17 05:02:48,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2024-11-17 05:02:48,749 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:02:48,750 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 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, 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] [2024-11-17 05:02:48,768 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-11-17 05:02:48,950 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,SelfDestructingSolverStorable27 [2024-11-17 05:02:48,951 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 05:02:48,951 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:02:48,951 INFO L85 PathProgramCache]: Analyzing trace with hash 585900281, now seen corresponding path program 1 times [2024-11-17 05:02:48,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:02:48,951 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980652510] [2024-11-17 05:02:48,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:48,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:02:48,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-17 05:02:49,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-17 05:02:49,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-17 05:02:49,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-17 05:02:49,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-17 05:02:49,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-17 05:02:49,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-17 05:02:49,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-17 05:02:49,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-17 05:02:49,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-17 05:02:49,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-17 05:02:49,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-17 05:02:49,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-17 05:02:49,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-17 05:02:49,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-17 05:02:49,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-17 05:02:49,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-17 05:02:49,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-17 05:02:49,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-17 05:02:49,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-17 05:02:49,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-17 05:02:49,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-17 05:02:49,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-17 05:02:49,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,095 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 88 proven. 10 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2024-11-17 05:02:49,095 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:02:49,095 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980652510] [2024-11-17 05:02:49,095 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [980652510] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 05:02:49,095 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [669619216] [2024-11-17 05:02:49,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:49,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:02:49,096 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:02:49,097 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) [2024-11-17 05:02:49,101 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-11-17 05:02:49,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,247 INFO L255 TraceCheckSpWp]: Trace formula consists of 734 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-17 05:02:49,251 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 05:02:49,282 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 303 proven. 0 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-11-17 05:02:49,282 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 05:02:49,282 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [669619216] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:02:49,283 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 05:02:49,283 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2024-11-17 05:02:49,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667867647] [2024-11-17 05:02:49,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:02:49,283 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-17 05:02:49,283 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:02:49,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 05:02:49,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-17 05:02:49,284 INFO L87 Difference]: Start difference. First operand 6735 states and 7686 transitions. Second operand has 3 states, 3 states have (on average 57.333333333333336) internal successors, (172), 3 states have internal predecessors, (172), 3 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-17 05:02:49,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:02:49,436 INFO L93 Difference]: Finished difference Result 10165 states and 11637 transitions. [2024-11-17 05:02:49,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 05:02:49,437 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 57.333333333333336) internal successors, (172), 3 states have internal predecessors, (172), 3 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 305 [2024-11-17 05:02:49,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:02:49,452 INFO L225 Difference]: With dead ends: 10165 [2024-11-17 05:02:49,452 INFO L226 Difference]: Without dead ends: 3552 [2024-11-17 05:02:49,460 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 356 GetRequests, 351 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-17 05:02:49,461 INFO L432 NwaCegarLoop]: 170 mSDtfsCounter, 8 mSDsluCounter, 141 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 311 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-17 05:02:49,461 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 311 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-17 05:02:49,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3552 states. [2024-11-17 05:02:49,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3552 to 3552. [2024-11-17 05:02:49,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3552 states, 3129 states have (on average 1.1032278683285395) internal successors, (3452), 3131 states have internal predecessors, (3452), 229 states have call successors, (229), 156 states have call predecessors, (229), 191 states have return successors, (288), 264 states have call predecessors, (288), 229 states have call successors, (288) [2024-11-17 05:02:49,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3552 states to 3552 states and 3969 transitions. [2024-11-17 05:02:49,651 INFO L78 Accepts]: Start accepts. Automaton has 3552 states and 3969 transitions. Word has length 305 [2024-11-17 05:02:49,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:02:49,652 INFO L471 AbstractCegarLoop]: Abstraction has 3552 states and 3969 transitions. [2024-11-17 05:02:49,652 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 57.333333333333336) internal successors, (172), 3 states have internal predecessors, (172), 3 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-17 05:02:49,652 INFO L276 IsEmpty]: Start isEmpty. Operand 3552 states and 3969 transitions. [2024-11-17 05:02:49,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2024-11-17 05:02:49,656 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:02:49,656 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 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, 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] [2024-11-17 05:02:49,673 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-11-17 05:02:49,857 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:02:49,857 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 05:02:49,857 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:02:49,858 INFO L85 PathProgramCache]: Analyzing trace with hash -12847158, now seen corresponding path program 1 times [2024-11-17 05:02:49,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:02:49,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697265341] [2024-11-17 05:02:49,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:49,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:02:49,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-17 05:02:49,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-17 05:02:49,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-17 05:02:49,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-17 05:02:49,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-17 05:02:49,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-17 05:02:49,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-17 05:02:49,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-17 05:02:49,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-17 05:02:49,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-17 05:02:49,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-17 05:02:49,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-17 05:02:49,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-17 05:02:49,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-17 05:02:49,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-17 05:02:49,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-17 05:02:49,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-17 05:02:49,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-17 05:02:49,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-17 05:02:49,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:49,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-17 05:02:49,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:50,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-11-17 05:02:50,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:50,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-17 05:02:50,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:50,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-17 05:02:50,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:50,005 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 88 proven. 10 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2024-11-17 05:02:50,005 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:02:50,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697265341] [2024-11-17 05:02:50,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [697265341] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 05:02:50,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [370980293] [2024-11-17 05:02:50,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:50,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:02:50,006 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:02:50,008 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) [2024-11-17 05:02:50,011 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-11-17 05:02:50,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:50,161 INFO L255 TraceCheckSpWp]: Trace formula consists of 734 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-17 05:02:50,164 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 05:02:50,176 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 280 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2024-11-17 05:02:50,176 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 05:02:50,176 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [370980293] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:02:50,176 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 05:02:50,177 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 6 [2024-11-17 05:02:50,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489518636] [2024-11-17 05:02:50,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:02:50,178 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-17 05:02:50,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:02:50,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-17 05:02:50,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-17 05:02:50,179 INFO L87 Difference]: Start difference. First operand 3552 states and 3969 transitions. Second operand has 5 states, 5 states have (on average 32.6) internal successors, (163), 5 states have internal predecessors, (163), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-17 05:02:50,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:02:50,353 INFO L93 Difference]: Finished difference Result 6758 states and 7594 transitions. [2024-11-17 05:02:50,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 05:02:50,354 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 32.6) internal successors, (163), 5 states have internal predecessors, (163), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 306 [2024-11-17 05:02:50,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:02:50,368 INFO L225 Difference]: With dead ends: 6758 [2024-11-17 05:02:50,368 INFO L226 Difference]: Without dead ends: 3328 [2024-11-17 05:02:50,372 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 357 GetRequests, 353 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-17 05:02:50,373 INFO L432 NwaCegarLoop]: 153 mSDtfsCounter, 0 mSDsluCounter, 448 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 601 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-17 05:02:50,373 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 601 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-17 05:02:50,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3328 states. [2024-11-17 05:02:50,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3328 to 3328. [2024-11-17 05:02:50,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3328 states, 2937 states have (on average 1.0990806945863125) internal successors, (3228), 2939 states have internal predecessors, (3228), 221 states have call successors, (221), 156 states have call predecessors, (221), 167 states have return successors, (248), 232 states have call predecessors, (248), 221 states have call successors, (248) [2024-11-17 05:02:50,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3328 states to 3328 states and 3697 transitions. [2024-11-17 05:02:50,509 INFO L78 Accepts]: Start accepts. Automaton has 3328 states and 3697 transitions. Word has length 306 [2024-11-17 05:02:50,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:02:50,510 INFO L471 AbstractCegarLoop]: Abstraction has 3328 states and 3697 transitions. [2024-11-17 05:02:50,510 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 32.6) internal successors, (163), 5 states have internal predecessors, (163), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-17 05:02:50,510 INFO L276 IsEmpty]: Start isEmpty. Operand 3328 states and 3697 transitions. [2024-11-17 05:02:50,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2024-11-17 05:02:50,514 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:02:50,514 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 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, 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] [2024-11-17 05:02:50,531 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2024-11-17 05:02:50,715 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:02:50,715 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 05:02:50,716 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:02:50,716 INFO L85 PathProgramCache]: Analyzing trace with hash -40918517, now seen corresponding path program 1 times [2024-11-17 05:02:50,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:02:50,716 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462682879] [2024-11-17 05:02:50,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:50,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:02:50,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:50,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-17 05:02:50,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:50,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-17 05:02:50,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:50,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-17 05:02:50,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:50,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-17 05:02:50,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:50,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-17 05:02:50,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:50,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-17 05:02:50,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:50,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-17 05:02:50,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:50,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-17 05:02:50,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:50,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-17 05:02:50,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:50,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-17 05:02:50,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:50,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-17 05:02:50,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:50,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-17 05:02:50,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:50,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-17 05:02:50,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:50,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-17 05:02:50,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:50,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-17 05:02:50,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:50,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-17 05:02:50,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:50,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-17 05:02:50,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:50,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-17 05:02:50,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:50,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-17 05:02:50,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:50,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-17 05:02:50,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:50,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-17 05:02:50,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:50,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-17 05:02:50,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:50,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-17 05:02:50,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:50,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-17 05:02:50,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:50,798 INFO L134 CoverageAnalysis]: Checked inductivity of 565 backedges. 117 proven. 21 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2024-11-17 05:02:50,798 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:02:50,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462682879] [2024-11-17 05:02:50,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [462682879] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 05:02:50,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [130108985] [2024-11-17 05:02:50,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:50,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:02:50,799 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:02:50,800 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) [2024-11-17 05:02:50,802 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-11-17 05:02:50,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:50,954 INFO L255 TraceCheckSpWp]: Trace formula consists of 736 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-17 05:02:50,958 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 05:02:51,025 INFO L134 CoverageAnalysis]: Checked inductivity of 565 backedges. 327 proven. 0 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2024-11-17 05:02:51,025 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 05:02:51,025 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [130108985] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:02:51,025 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 05:02:51,025 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 5 [2024-11-17 05:02:51,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1185892913] [2024-11-17 05:02:51,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:02:51,026 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-17 05:02:51,026 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:02:51,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 05:02:51,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-17 05:02:51,027 INFO L87 Difference]: Start difference. First operand 3328 states and 3697 transitions. Second operand has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 3 states have internal predecessors, (161), 3 states have call successors, (17), 3 states have call predecessors, (17), 3 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2024-11-17 05:02:51,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:02:51,139 INFO L93 Difference]: Finished difference Result 3734 states and 4154 transitions. [2024-11-17 05:02:51,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 05:02:51,139 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 3 states have internal predecessors, (161), 3 states have call successors, (17), 3 states have call predecessors, (17), 3 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 311 [2024-11-17 05:02:51,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:02:51,149 INFO L225 Difference]: With dead ends: 3734 [2024-11-17 05:02:51,149 INFO L226 Difference]: Without dead ends: 3329 [2024-11-17 05:02:51,150 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 362 GetRequests, 359 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-17 05:02:51,150 INFO L432 NwaCegarLoop]: 245 mSDtfsCounter, 49 mSDsluCounter, 141 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 386 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-17 05:02:51,151 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [49 Valid, 386 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-17 05:02:51,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3329 states. [2024-11-17 05:02:51,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3329 to 3328. [2024-11-17 05:02:51,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3328 states, 2937 states have (on average 1.0960163432073544) internal successors, (3219), 2939 states have internal predecessors, (3219), 221 states have call successors, (221), 156 states have call predecessors, (221), 167 states have return successors, (248), 232 states have call predecessors, (248), 221 states have call successors, (248) [2024-11-17 05:02:51,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3328 states to 3328 states and 3688 transitions. [2024-11-17 05:02:51,326 INFO L78 Accepts]: Start accepts. Automaton has 3328 states and 3688 transitions. Word has length 311 [2024-11-17 05:02:51,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:02:51,326 INFO L471 AbstractCegarLoop]: Abstraction has 3328 states and 3688 transitions. [2024-11-17 05:02:51,327 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 3 states have internal predecessors, (161), 3 states have call successors, (17), 3 states have call predecessors, (17), 3 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2024-11-17 05:02:51,327 INFO L276 IsEmpty]: Start isEmpty. Operand 3328 states and 3688 transitions. [2024-11-17 05:02:51,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2024-11-17 05:02:51,331 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:02:51,331 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2024-11-17 05:02:51,348 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2024-11-17 05:02:51,531 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:02:51,532 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 05:02:51,532 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:02:51,532 INFO L85 PathProgramCache]: Analyzing trace with hash -1092773893, now seen corresponding path program 1 times [2024-11-17 05:02:51,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:02:51,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159782787] [2024-11-17 05:02:51,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:51,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:02:51,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:51,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-17 05:02:51,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:51,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-17 05:02:51,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:51,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-17 05:02:51,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:51,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-17 05:02:51,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:51,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-17 05:02:51,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:51,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-17 05:02:51,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:51,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-17 05:02:51,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:51,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-17 05:02:51,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:51,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-17 05:02:51,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:51,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-17 05:02:51,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:51,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-17 05:02:51,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:51,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-17 05:02:51,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:51,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-17 05:02:51,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:51,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-17 05:02:51,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:51,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-17 05:02:51,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:51,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-17 05:02:51,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:51,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-17 05:02:51,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:51,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-17 05:02:51,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:51,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-17 05:02:51,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:51,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-17 05:02:51,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:51,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-17 05:02:51,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:51,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-17 05:02:51,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:51,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-17 05:02:51,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:51,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-17 05:02:51,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:51,658 INFO L134 CoverageAnalysis]: Checked inductivity of 571 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 562 trivial. 0 not checked. [2024-11-17 05:02:51,659 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:02:51,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [159782787] [2024-11-17 05:02:51,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [159782787] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:02:51,659 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 05:02:51,659 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-17 05:02:51,659 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833776929] [2024-11-17 05:02:51,659 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:02:51,660 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-17 05:02:51,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:02:51,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-17 05:02:51,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-17 05:02:51,661 INFO L87 Difference]: Start difference. First operand 3328 states and 3688 transitions. Second operand has 5 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 1 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-17 05:02:51,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:02:51,889 INFO L93 Difference]: Finished difference Result 3368 states and 3728 transitions. [2024-11-17 05:02:51,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 05:02:51,890 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 1 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 315 [2024-11-17 05:02:51,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:02:51,902 INFO L225 Difference]: With dead ends: 3368 [2024-11-17 05:02:51,902 INFO L226 Difference]: Without dead ends: 2923 [2024-11-17 05:02:51,904 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-17 05:02:51,904 INFO L432 NwaCegarLoop]: 142 mSDtfsCounter, 34 mSDsluCounter, 210 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 352 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-17 05:02:51,904 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 352 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-17 05:02:51,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2923 states. [2024-11-17 05:02:52,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2923 to 2839. [2024-11-17 05:02:52,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2839 states, 2505 states have (on average 1.0950099800399202) internal successors, (2743), 2506 states have internal predecessors, (2743), 190 states have call successors, (190), 134 states have call predecessors, (190), 142 states have return successors, (214), 198 states have call predecessors, (214), 190 states have call successors, (214) [2024-11-17 05:02:52,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2839 states to 2839 states and 3147 transitions. [2024-11-17 05:02:52,034 INFO L78 Accepts]: Start accepts. Automaton has 2839 states and 3147 transitions. Word has length 315 [2024-11-17 05:02:52,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:02:52,035 INFO L471 AbstractCegarLoop]: Abstraction has 2839 states and 3147 transitions. [2024-11-17 05:02:52,035 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 1 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-17 05:02:52,035 INFO L276 IsEmpty]: Start isEmpty. Operand 2839 states and 3147 transitions. [2024-11-17 05:02:52,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 563 [2024-11-17 05:02:52,042 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:02:52,042 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 16, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 05:02:52,042 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-17 05:02:52,042 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 05:02:52,043 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:02:52,043 INFO L85 PathProgramCache]: Analyzing trace with hash 2107693347, now seen corresponding path program 1 times [2024-11-17 05:02:52,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:02:52,043 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943636382] [2024-11-17 05:02:52,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:52,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:02:52,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-17 05:02:52,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-17 05:02:52,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-17 05:02:52,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-17 05:02:52,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-17 05:02:52,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-17 05:02:52,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-17 05:02:52,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-17 05:02:52,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-17 05:02:52,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-17 05:02:52,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-17 05:02:52,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-17 05:02:52,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-17 05:02:52,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-17 05:02:52,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-17 05:02:52,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-17 05:02:52,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-17 05:02:52,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-17 05:02:52,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-17 05:02:52,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-17 05:02:52,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-17 05:02:52,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-17 05:02:52,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-17 05:02:52,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-17 05:02:52,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-17 05:02:52,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-17 05:02:52,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-17 05:02:52,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-17 05:02:52,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-17 05:02:52,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-17 05:02:52,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2024-11-17 05:02:52,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2024-11-17 05:02:52,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2024-11-17 05:02:52,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2024-11-17 05:02:52,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2024-11-17 05:02:52,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2024-11-17 05:02:52,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2024-11-17 05:02:52,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2024-11-17 05:02:52,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 501 [2024-11-17 05:02:52,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 522 [2024-11-17 05:02:52,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 540 [2024-11-17 05:02:52,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,179 INFO L134 CoverageAnalysis]: Checked inductivity of 1962 backedges. 204 proven. 94 refuted. 0 times theorem prover too weak. 1664 trivial. 0 not checked. [2024-11-17 05:02:52,179 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:02:52,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [943636382] [2024-11-17 05:02:52,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [943636382] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 05:02:52,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1956719359] [2024-11-17 05:02:52,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:52,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:02:52,180 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:02:52,182 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) [2024-11-17 05:02:52,183 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-11-17 05:02:52,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:52,404 INFO L255 TraceCheckSpWp]: Trace formula consists of 1245 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-17 05:02:52,415 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 05:02:52,481 INFO L134 CoverageAnalysis]: Checked inductivity of 1962 backedges. 527 proven. 0 refuted. 0 times theorem prover too weak. 1435 trivial. 0 not checked. [2024-11-17 05:02:52,482 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 05:02:52,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1956719359] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:02:52,482 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 05:02:52,482 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 5 [2024-11-17 05:02:52,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578256593] [2024-11-17 05:02:52,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:02:52,483 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-17 05:02:52,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:02:52,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 05:02:52,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-17 05:02:52,484 INFO L87 Difference]: Start difference. First operand 2839 states and 3147 transitions. Second operand has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 3 states have call successors, (17), 3 states have call predecessors, (17), 3 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2024-11-17 05:02:52,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:02:52,569 INFO L93 Difference]: Finished difference Result 4352 states and 4846 transitions. [2024-11-17 05:02:52,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 05:02:52,570 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 3 states have call successors, (17), 3 states have call predecessors, (17), 3 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 562 [2024-11-17 05:02:52,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:02:52,581 INFO L225 Difference]: With dead ends: 4352 [2024-11-17 05:02:52,581 INFO L226 Difference]: Without dead ends: 1798 [2024-11-17 05:02:52,584 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 647 GetRequests, 644 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-17 05:02:52,585 INFO L432 NwaCegarLoop]: 189 mSDtfsCounter, 82 mSDsluCounter, 58 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 247 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-17 05:02:52,585 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 247 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-17 05:02:52,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1798 states. [2024-11-17 05:02:52,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1798 to 1798. [2024-11-17 05:02:52,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1798 states, 1600 states have (on average 1.085) internal successors, (1736), 1601 states have internal predecessors, (1736), 110 states have call successors, (110), 78 states have call predecessors, (110), 86 states have return successors, (118), 118 states have call predecessors, (118), 110 states have call successors, (118) [2024-11-17 05:02:52,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 1798 states and 1964 transitions. [2024-11-17 05:02:52,671 INFO L78 Accepts]: Start accepts. Automaton has 1798 states and 1964 transitions. Word has length 562 [2024-11-17 05:02:52,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:02:52,672 INFO L471 AbstractCegarLoop]: Abstraction has 1798 states and 1964 transitions. [2024-11-17 05:02:52,672 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 3 states have call successors, (17), 3 states have call predecessors, (17), 3 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2024-11-17 05:02:52,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 1964 transitions. [2024-11-17 05:02:52,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 566 [2024-11-17 05:02:52,677 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:02:52,678 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 14, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 6, 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, 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, 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] [2024-11-17 05:02:52,696 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2024-11-17 05:02:52,878 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:02:52,879 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 05:02:52,879 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:02:52,879 INFO L85 PathProgramCache]: Analyzing trace with hash 1747333038, now seen corresponding path program 1 times [2024-11-17 05:02:52,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:02:52,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050219629] [2024-11-17 05:02:52,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:52,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:02:52,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-17 05:02:53,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-17 05:02:53,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-17 05:02:53,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-17 05:02:53,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-17 05:02:53,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-17 05:02:53,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-17 05:02:53,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-17 05:02:53,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-17 05:02:53,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-17 05:02:53,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-17 05:02:53,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-17 05:02:53,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-17 05:02:53,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-17 05:02:53,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-17 05:02:53,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-17 05:02:53,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-17 05:02:53,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-17 05:02:53,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-17 05:02:53,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-11-17 05:02:53,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-17 05:02:53,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-17 05:02:53,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-17 05:02:53,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-17 05:02:53,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-17 05:02:53,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-17 05:02:53,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-17 05:02:53,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-17 05:02:53,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-17 05:02:53,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-11-17 05:02:53,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-11-17 05:02:53,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2024-11-17 05:02:53,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2024-11-17 05:02:53,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2024-11-17 05:02:53,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2024-11-17 05:02:53,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2024-11-17 05:02:53,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 492 [2024-11-17 05:02:53,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 495 [2024-11-17 05:02:53,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 505 [2024-11-17 05:02:53,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2024-11-17 05:02:53,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 543 [2024-11-17 05:02:53,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,095 INFO L134 CoverageAnalysis]: Checked inductivity of 1936 backedges. 227 proven. 72 refuted. 0 times theorem prover too weak. 1637 trivial. 0 not checked. [2024-11-17 05:02:53,095 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:02:53,096 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1050219629] [2024-11-17 05:02:53,096 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1050219629] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 05:02:53,096 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [143118438] [2024-11-17 05:02:53,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:53,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:02:53,096 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:02:53,098 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) [2024-11-17 05:02:53,099 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-11-17 05:02:53,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,324 INFO L255 TraceCheckSpWp]: Trace formula consists of 1269 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-17 05:02:53,331 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 05:02:53,349 INFO L134 CoverageAnalysis]: Checked inductivity of 1936 backedges. 713 proven. 0 refuted. 0 times theorem prover too weak. 1223 trivial. 0 not checked. [2024-11-17 05:02:53,349 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 05:02:53,349 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [143118438] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:02:53,349 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 05:02:53,350 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 7 [2024-11-17 05:02:53,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1467155723] [2024-11-17 05:02:53,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:02:53,350 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-17 05:02:53,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:02:53,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-17 05:02:53,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-17 05:02:53,351 INFO L87 Difference]: Start difference. First operand 1798 states and 1964 transitions. Second operand has 5 states, 5 states have (on average 34.4) internal successors, (172), 5 states have internal predecessors, (172), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-17 05:02:53,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:02:53,412 INFO L93 Difference]: Finished difference Result 3316 states and 3636 transitions. [2024-11-17 05:02:53,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 05:02:53,412 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 34.4) internal successors, (172), 5 states have internal predecessors, (172), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 565 [2024-11-17 05:02:53,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:02:53,420 INFO L225 Difference]: With dead ends: 3316 [2024-11-17 05:02:53,420 INFO L226 Difference]: Without dead ends: 1614 [2024-11-17 05:02:53,422 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 654 GetRequests, 649 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-17 05:02:53,422 INFO L432 NwaCegarLoop]: 147 mSDtfsCounter, 0 mSDsluCounter, 430 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 577 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-17 05:02:53,423 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 577 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-17 05:02:53,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1614 states. [2024-11-17 05:02:53,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1614 to 1614. [2024-11-17 05:02:53,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1614 states, 1432 states have (on average 1.0837988826815643) internal successors, (1552), 1433 states have internal predecessors, (1552), 102 states have call successors, (102), 78 states have call predecessors, (102), 78 states have return successors, (102), 102 states have call predecessors, (102), 102 states have call successors, (102) [2024-11-17 05:02:53,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1614 states to 1614 states and 1756 transitions. [2024-11-17 05:02:53,481 INFO L78 Accepts]: Start accepts. Automaton has 1614 states and 1756 transitions. Word has length 565 [2024-11-17 05:02:53,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:02:53,482 INFO L471 AbstractCegarLoop]: Abstraction has 1614 states and 1756 transitions. [2024-11-17 05:02:53,482 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 34.4) internal successors, (172), 5 states have internal predecessors, (172), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-17 05:02:53,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1614 states and 1756 transitions. [2024-11-17 05:02:53,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 587 [2024-11-17 05:02:53,485 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:02:53,485 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 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, 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, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 05:02:53,498 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2024-11-17 05:02:53,685 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:02:53,686 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 05:02:53,686 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:02:53,686 INFO L85 PathProgramCache]: Analyzing trace with hash -1156449944, now seen corresponding path program 1 times [2024-11-17 05:02:53,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:02:53,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1725466293] [2024-11-17 05:02:53,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:53,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:02:53,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-17 05:02:53,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-17 05:02:53,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-17 05:02:53,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-17 05:02:53,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-17 05:02:53,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-17 05:02:53,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-17 05:02:53,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-17 05:02:53,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-17 05:02:53,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-17 05:02:53,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-17 05:02:53,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-17 05:02:53,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-17 05:02:53,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-17 05:02:53,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-17 05:02:53,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-17 05:02:53,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-17 05:02:53,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-17 05:02:53,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-17 05:02:53,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-17 05:02:53,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-17 05:02:53,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-17 05:02:53,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-17 05:02:53,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-17 05:02:53,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-17 05:02:53,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-17 05:02:53,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-11-17 05:02:53,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-17 05:02:53,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-17 05:02:53,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-17 05:02:53,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 416 [2024-11-17 05:02:53,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433 [2024-11-17 05:02:53,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2024-11-17 05:02:53,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2024-11-17 05:02:53,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 492 [2024-11-17 05:02:53,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 495 [2024-11-17 05:02:53,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2024-11-17 05:02:53,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 516 [2024-11-17 05:02:53,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2024-11-17 05:02:53,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 547 [2024-11-17 05:02:53,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 564 [2024-11-17 05:02:53,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:53,854 INFO L134 CoverageAnalysis]: Checked inductivity of 1921 backedges. 326 proven. 0 refuted. 0 times theorem prover too weak. 1595 trivial. 0 not checked. [2024-11-17 05:02:53,854 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:02:53,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1725466293] [2024-11-17 05:02:53,855 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1725466293] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:02:53,855 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 05:02:53,855 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-17 05:02:53,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164184496] [2024-11-17 05:02:53,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:02:53,856 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-17 05:02:53,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:02:53,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 05:02:53,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-17 05:02:53,856 INFO L87 Difference]: Start difference. First operand 1614 states and 1756 transitions. Second operand has 4 states, 4 states have (on average 43.75) internal successors, (175), 3 states have internal predecessors, (175), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-17 05:02:54,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:02:54,094 INFO L93 Difference]: Finished difference Result 3914 states and 4268 transitions. [2024-11-17 05:02:54,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 05:02:54,094 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 43.75) internal successors, (175), 3 states have internal predecessors, (175), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 586 [2024-11-17 05:02:54,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:02:54,100 INFO L225 Difference]: With dead ends: 3914 [2024-11-17 05:02:54,101 INFO L226 Difference]: Without dead ends: 1234 [2024-11-17 05:02:54,102 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-17 05:02:54,103 INFO L432 NwaCegarLoop]: 222 mSDtfsCounter, 114 mSDsluCounter, 252 mSDsCounter, 0 mSdLazyCounter, 93 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 474 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 93 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-17 05:02:54,103 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [121 Valid, 474 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-17 05:02:54,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1234 states. [2024-11-17 05:02:54,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1234 to 1222. [2024-11-17 05:02:54,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1222 states, 1075 states have (on average 1.066046511627907) internal successors, (1146), 1076 states have internal predecessors, (1146), 83 states have call successors, (83), 62 states have call predecessors, (83), 62 states have return successors, (83), 83 states have call predecessors, (83), 83 states have call successors, (83) [2024-11-17 05:02:54,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 1222 states and 1312 transitions. [2024-11-17 05:02:54,166 INFO L78 Accepts]: Start accepts. Automaton has 1222 states and 1312 transitions. Word has length 586 [2024-11-17 05:02:54,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:02:54,166 INFO L471 AbstractCegarLoop]: Abstraction has 1222 states and 1312 transitions. [2024-11-17 05:02:54,167 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 43.75) internal successors, (175), 3 states have internal predecessors, (175), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-17 05:02:54,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 1312 transitions. [2024-11-17 05:02:54,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 602 [2024-11-17 05:02:54,171 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:02:54,171 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 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, 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, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 05:02:54,171 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-11-17 05:02:54,171 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 05:02:54,172 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:02:54,172 INFO L85 PathProgramCache]: Analyzing trace with hash 1985418712, now seen corresponding path program 1 times [2024-11-17 05:02:54,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:02:54,172 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [756284380] [2024-11-17 05:02:54,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:54,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:02:54,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-17 05:02:54,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-17 05:02:54,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-17 05:02:54,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-17 05:02:54,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-17 05:02:54,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-17 05:02:54,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-17 05:02:54,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-17 05:02:54,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-17 05:02:54,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-17 05:02:54,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-17 05:02:54,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-17 05:02:54,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-17 05:02:54,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-17 05:02:54,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-17 05:02:54,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-17 05:02:54,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-17 05:02:54,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-17 05:02:54,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-17 05:02:54,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-11-17 05:02:54,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-11-17 05:02:54,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-17 05:02:54,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-17 05:02:54,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-17 05:02:54,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-17 05:02:54,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-17 05:02:54,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-17 05:02:54,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-11-17 05:02:54,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-17 05:02:54,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2024-11-17 05:02:54,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-11-17 05:02:54,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2024-11-17 05:02:54,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 492 [2024-11-17 05:02:54,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2024-11-17 05:02:54,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2024-11-17 05:02:54,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 510 [2024-11-17 05:02:54,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 528 [2024-11-17 05:02:54,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2024-11-17 05:02:54,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 541 [2024-11-17 05:02:54,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 562 [2024-11-17 05:02:54,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 579 [2024-11-17 05:02:54,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1954 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1946 trivial. 0 not checked. [2024-11-17 05:02:54,410 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 05:02:54,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [756284380] [2024-11-17 05:02:54,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [756284380] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 05:02:54,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1158109218] [2024-11-17 05:02:54,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:02:54,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:02:54,411 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:02:54,412 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) [2024-11-17 05:02:54,415 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-11-17 05:02:54,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 05:02:54,645 INFO L255 TraceCheckSpWp]: Trace formula consists of 1371 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-17 05:02:54,651 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 05:02:55,382 INFO L134 CoverageAnalysis]: Checked inductivity of 1954 backedges. 1491 proven. 0 refuted. 0 times theorem prover too weak. 463 trivial. 0 not checked. [2024-11-17 05:02:55,382 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 05:02:55,382 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1158109218] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 05:02:55,382 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 05:02:55,382 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4] total 8 [2024-11-17 05:02:55,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021308945] [2024-11-17 05:02:55,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 05:02:55,383 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-17 05:02:55,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 05:02:55,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-17 05:02:55,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-11-17 05:02:55,384 INFO L87 Difference]: Start difference. First operand 1222 states and 1312 transitions. Second operand has 5 states, 5 states have (on average 64.0) internal successors, (320), 5 states have internal predecessors, (320), 4 states have call successors, (29), 4 states have call predecessors, (29), 4 states have return successors, (29), 4 states have call predecessors, (29), 4 states have call successors, (29) [2024-11-17 05:02:55,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 05:02:55,446 INFO L93 Difference]: Finished difference Result 1228 states and 1318 transitions. [2024-11-17 05:02:55,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 05:02:55,447 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 64.0) internal successors, (320), 5 states have internal predecessors, (320), 4 states have call successors, (29), 4 states have call predecessors, (29), 4 states have return successors, (29), 4 states have call predecessors, (29), 4 states have call successors, (29) Word has length 601 [2024-11-17 05:02:55,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 05:02:55,453 INFO L225 Difference]: With dead ends: 1228 [2024-11-17 05:02:55,453 INFO L226 Difference]: Without dead ends: 0 [2024-11-17 05:02:55,454 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 685 GetRequests, 679 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-11-17 05:02:55,454 INFO L432 NwaCegarLoop]: 288 mSDtfsCounter, 36 mSDsluCounter, 169 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 457 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-17 05:02:55,454 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 457 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-17 05:02:55,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-17 05:02:55,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-17 05:02:55,455 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) [2024-11-17 05:02:55,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-17 05:02:55,461 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 601 [2024-11-17 05:02:55,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 05:02:55,461 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-17 05:02:55,462 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 64.0) internal successors, (320), 5 states have internal predecessors, (320), 4 states have call successors, (29), 4 states have call predecessors, (29), 4 states have return successors, (29), 4 states have call predecessors, (29), 4 states have call successors, (29) [2024-11-17 05:02:55,462 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-17 05:02:55,462 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-17 05:02:55,465 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2024-11-17 05:02:55,465 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2024-11-17 05:02:55,465 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2024-11-17 05:02:55,465 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2024-11-17 05:02:55,466 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2024-11-17 05:02:55,466 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2024-11-17 05:02:55,466 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2024-11-17 05:02:55,466 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2024-11-17 05:02:55,484 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2024-11-17 05:02:55,666 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35,20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 05:02:55,671 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 05:02:55,674 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.