./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_11_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 8be7027f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_11_good.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-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 64bit --witnessprinter.graph.data.programhash 56b373903b2fb78e1361275930d44ce26bef4332952986c71b6f099bb3c414bc --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-12 20:00:33,008 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-12 20:00:33,088 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-11-12 20:00:33,096 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-12 20:00:33,097 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-12 20:00:33,127 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-12 20:00:33,128 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-12 20:00:33,129 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-12 20:00:33,130 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-12 20:00:33,131 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-12 20:00:33,132 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-12 20:00:33,133 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-12 20:00:33,133 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-12 20:00:33,134 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-12 20:00:33,136 INFO L153 SettingsManager]: * Use SBE=true [2024-11-12 20:00:33,136 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-12 20:00:33,137 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-12 20:00:33,137 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-12 20:00:33,137 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-12 20:00:33,138 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-12 20:00:33,138 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-12 20:00:33,138 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-12 20:00:33,139 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-12 20:00:33,139 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-12 20:00:33,139 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-12 20:00:33,139 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-12 20:00:33,140 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-12 20:00:33,140 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-12 20:00:33,140 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-12 20:00:33,140 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-12 20:00:33,141 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-12 20:00:33,141 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 20:00:33,141 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-12 20:00:33,141 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-12 20:00:33,142 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-12 20:00:33,142 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-12 20:00:33,146 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-12 20:00:33,147 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-12 20:00:33,147 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-12 20:00:33,147 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-12 20:00:33,147 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-12 20:00:33,148 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56b373903b2fb78e1361275930d44ce26bef4332952986c71b6f099bb3c414bc [2024-11-12 20:00:33,434 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-12 20:00:33,461 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-12 20:00:33,464 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-12 20:00:33,465 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-12 20:00:33,466 INFO L274 PluginConnector]: CDTParser initialized [2024-11-12 20:00:33,467 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_11_good.i [2024-11-12 20:00:34,970 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-12 20:00:35,324 INFO L384 CDTParser]: Found 1 translation units. [2024-11-12 20:00:35,325 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_11_good.i [2024-11-12 20:00:35,359 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ba6d6f2d/f33823a9156244ae8f8efb089dcef855/FLAG4a49d1ffb [2024-11-12 20:00:35,376 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ba6d6f2d/f33823a9156244ae8f8efb089dcef855 [2024-11-12 20:00:35,378 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-12 20:00:35,380 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-12 20:00:35,382 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-12 20:00:35,382 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-12 20:00:35,388 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-12 20:00:35,388 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 08:00:35" (1/1) ... [2024-11-12 20:00:35,389 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bbb4875 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:00:35, skipping insertion in model container [2024-11-12 20:00:35,389 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 08:00:35" (1/1) ... [2024-11-12 20:00:35,450 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-12 20:00:36,232 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 20:00:36,243 INFO L200 MainTranslator]: Completed pre-run [2024-11-12 20:00:36,328 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 20:00:36,490 INFO L204 MainTranslator]: Completed translation [2024-11-12 20:00:36,491 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:00:36 WrapperNode [2024-11-12 20:00:36,491 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-12 20:00:36,492 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-12 20:00:36,493 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-12 20:00:36,493 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-12 20:00:36,500 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:00:36" (1/1) ... [2024-11-12 20:00:36,541 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:00:36" (1/1) ... [2024-11-12 20:00:36,591 INFO L138 Inliner]: procedures = 501, calls = 46, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 249 [2024-11-12 20:00:36,592 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-12 20:00:36,592 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-12 20:00:36,593 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-12 20:00:36,593 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-12 20:00:36,607 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:00:36" (1/1) ... [2024-11-12 20:00:36,608 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:00:36" (1/1) ... [2024-11-12 20:00:36,615 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:00:36" (1/1) ... [2024-11-12 20:00:36,636 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-12 20:00:36,639 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:00:36" (1/1) ... [2024-11-12 20:00:36,640 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:00:36" (1/1) ... [2024-11-12 20:00:36,650 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:00:36" (1/1) ... [2024-11-12 20:00:36,658 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:00:36" (1/1) ... [2024-11-12 20:00:36,660 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:00:36" (1/1) ... [2024-11-12 20:00:36,666 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:00:36" (1/1) ... [2024-11-12 20:00:36,669 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-12 20:00:36,672 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-12 20:00:36,672 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-12 20:00:36,672 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-12 20:00:36,673 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:00:36" (1/1) ... [2024-11-12 20:00:36,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 20:00:36,694 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 20:00:36,711 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-12 20:00:36,715 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-12 20:00:36,763 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2024-11-12 20:00:36,763 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2024-11-12 20:00:36,763 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-12 20:00:36,763 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-12 20:00:36,763 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrue [2024-11-12 20:00:36,764 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrue [2024-11-12 20:00:36,764 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-12 20:00:36,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-12 20:00:36,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-12 20:00:36,764 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsFalse [2024-11-12 20:00:36,765 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsFalse [2024-11-12 20:00:36,896 INFO L238 CfgBuilder]: Building ICFG [2024-11-12 20:00:36,898 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-12 20:00:37,365 INFO L? ?]: Removed 104 outVars from TransFormulas that were not future-live. [2024-11-12 20:00:37,366 INFO L287 CfgBuilder]: Performing block encoding [2024-11-12 20:00:37,387 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-12 20:00:37,389 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-12 20:00:37,389 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 08:00:37 BoogieIcfgContainer [2024-11-12 20:00:37,390 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-12 20:00:37,391 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-12 20:00:37,392 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-12 20:00:37,395 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-12 20:00:37,396 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 08:00:35" (1/3) ... [2024-11-12 20:00:37,397 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@470c7472 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 08:00:37, skipping insertion in model container [2024-11-12 20:00:37,397 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:00:36" (2/3) ... [2024-11-12 20:00:37,398 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@470c7472 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 08:00:37, skipping insertion in model container [2024-11-12 20:00:37,398 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 08:00:37" (3/3) ... [2024-11-12 20:00:37,400 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_rand_postdec_11_good.i [2024-11-12 20:00:37,418 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-12 20:00:37,418 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2024-11-12 20:00:37,490 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-12 20:00:37,499 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;@687026c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-12 20:00:37,499 INFO L334 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2024-11-12 20:00:37,505 INFO L276 IsEmpty]: Start isEmpty. Operand has 129 states, 98 states have (on average 1.4591836734693877) internal successors, (143), 106 states have internal predecessors, (143), 18 states have call successors, (18), 4 states have call predecessors, (18), 4 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-12 20:00:37,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-12 20:00:37,513 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:00:37,514 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 20:00:37,514 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-12 20:00:37,520 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:00:37,520 INFO L85 PathProgramCache]: Analyzing trace with hash -1354951164, now seen corresponding path program 1 times [2024-11-12 20:00:37,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:00:37,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1131846948] [2024-11-12 20:00:37,531 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:00:37,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:00:37,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:37,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 20:00:37,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:37,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-12 20:00:37,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:37,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-12 20:00:37,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:37,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 20:00:37,897 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:00:37,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1131846948] [2024-11-12 20:00:37,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1131846948] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:00:37,899 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 20:00:37,899 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-12 20:00:37,903 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604599724] [2024-11-12 20:00:37,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:00:37,908 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 20:00:37,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:00:37,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 20:00:37,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 20:00:37,933 INFO L87 Difference]: Start difference. First operand has 129 states, 98 states have (on average 1.4591836734693877) internal successors, (143), 106 states have internal predecessors, (143), 18 states have call successors, (18), 4 states have call predecessors, (18), 4 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-12 20:00:38,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:00:38,003 INFO L93 Difference]: Finished difference Result 229 states and 313 transitions. [2024-11-12 20:00:38,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 20:00:38,005 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) Word has length 22 [2024-11-12 20:00:38,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:00:38,013 INFO L225 Difference]: With dead ends: 229 [2024-11-12 20:00:38,013 INFO L226 Difference]: Without dead ends: 120 [2024-11-12 20:00:38,016 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 20:00:38,021 INFO L435 NwaCegarLoop]: 176 mSDtfsCounter, 0 mSDsluCounter, 347 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 523 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 [2024-11-12 20:00:38,022 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 523 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 20:00:38,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2024-11-12 20:00:38,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2024-11-12 20:00:38,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 92 states have (on average 1.4565217391304348) internal successors, (134), 99 states have internal predecessors, (134), 16 states have call successors, (16), 4 states have call predecessors, (16), 4 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-12 20:00:38,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 166 transitions. [2024-11-12 20:00:38,070 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 166 transitions. Word has length 22 [2024-11-12 20:00:38,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:00:38,071 INFO L471 AbstractCegarLoop]: Abstraction has 120 states and 166 transitions. [2024-11-12 20:00:38,072 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-12 20:00:38,072 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 166 transitions. [2024-11-12 20:00:38,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-12 20:00:38,073 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:00:38,073 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 20:00:38,073 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-12 20:00:38,074 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-12 20:00:38,074 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:00:38,074 INFO L85 PathProgramCache]: Analyzing trace with hash 285003297, now seen corresponding path program 1 times [2024-11-12 20:00:38,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:00:38,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1356550662] [2024-11-12 20:00:38,075 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:00:38,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:00:38,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:38,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 20:00:38,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:38,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-12 20:00:38,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:38,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-12 20:00:38,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:38,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 20:00:38,283 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:00:38,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1356550662] [2024-11-12 20:00:38,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1356550662] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:00:38,284 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 20:00:38,285 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 20:00:38,285 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463935423] [2024-11-12 20:00:38,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:00:38,287 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 20:00:38,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:00:38,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 20:00:38,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 20:00:38,288 INFO L87 Difference]: Start difference. First operand 120 states and 166 transitions. Second operand has 3 states, 2 states have (on average 11.0) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-12 20:00:38,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:00:38,316 INFO L93 Difference]: Finished difference Result 120 states and 166 transitions. [2024-11-12 20:00:38,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 20:00:38,316 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 11.0) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 28 [2024-11-12 20:00:38,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:00:38,318 INFO L225 Difference]: With dead ends: 120 [2024-11-12 20:00:38,318 INFO L226 Difference]: Without dead ends: 119 [2024-11-12 20:00:38,319 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 20:00:38,321 INFO L435 NwaCegarLoop]: 162 mSDtfsCounter, 1 mSDsluCounter, 159 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 321 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 [2024-11-12 20:00:38,323 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 321 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 20:00:38,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2024-11-12 20:00:38,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2024-11-12 20:00:38,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 92 states have (on average 1.4456521739130435) internal successors, (133), 98 states have internal predecessors, (133), 16 states have call successors, (16), 4 states have call predecessors, (16), 4 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-12 20:00:38,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 165 transitions. [2024-11-12 20:00:38,341 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 165 transitions. Word has length 28 [2024-11-12 20:00:38,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:00:38,341 INFO L471 AbstractCegarLoop]: Abstraction has 119 states and 165 transitions. [2024-11-12 20:00:38,342 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 11.0) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-12 20:00:38,342 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 165 transitions. [2024-11-12 20:00:38,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-12 20:00:38,343 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:00:38,343 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 20:00:38,343 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-12 20:00:38,344 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-12 20:00:38,344 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:00:38,345 INFO L85 PathProgramCache]: Analyzing trace with hash 245167764, now seen corresponding path program 1 times [2024-11-12 20:00:38,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:00:38,345 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [521488314] [2024-11-12 20:00:38,346 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:00:38,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:00:38,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:38,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 20:00:38,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:38,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-12 20:00:38,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:38,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-12 20:00:38,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:38,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 20:00:38,515 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:00:38,515 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [521488314] [2024-11-12 20:00:38,515 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [521488314] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:00:38,516 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 20:00:38,516 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 20:00:38,516 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1764980652] [2024-11-12 20:00:38,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:00:38,517 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 20:00:38,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:00:38,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 20:00:38,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 20:00:38,518 INFO L87 Difference]: Start difference. First operand 119 states and 165 transitions. Second operand has 4 states, 3 states have (on average 7.666666666666667) internal successors, (23), 4 states have internal predecessors, (23), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-12 20:00:38,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:00:38,571 INFO L93 Difference]: Finished difference Result 120 states and 166 transitions. [2024-11-12 20:00:38,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 20:00:38,572 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 7.666666666666667) internal successors, (23), 4 states have internal predecessors, (23), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 29 [2024-11-12 20:00:38,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:00:38,573 INFO L225 Difference]: With dead ends: 120 [2024-11-12 20:00:38,576 INFO L226 Difference]: Without dead ends: 119 [2024-11-12 20:00:38,576 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 20:00:38,577 INFO L435 NwaCegarLoop]: 161 mSDtfsCounter, 38 mSDsluCounter, 272 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 433 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 20:00:38,578 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 433 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 20:00:38,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2024-11-12 20:00:38,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 118. [2024-11-12 20:00:38,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 92 states have (on average 1.434782608695652) internal successors, (132), 97 states have internal predecessors, (132), 16 states have call successors, (16), 4 states have call predecessors, (16), 4 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-12 20:00:38,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 164 transitions. [2024-11-12 20:00:38,594 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 164 transitions. Word has length 29 [2024-11-12 20:00:38,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:00:38,597 INFO L471 AbstractCegarLoop]: Abstraction has 118 states and 164 transitions. [2024-11-12 20:00:38,597 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 7.666666666666667) internal successors, (23), 4 states have internal predecessors, (23), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-12 20:00:38,597 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 164 transitions. [2024-11-12 20:00:38,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-12 20:00:38,599 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:00:38,599 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 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] [2024-11-12 20:00:38,600 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-12 20:00:38,600 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-12 20:00:38,600 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:00:38,601 INFO L85 PathProgramCache]: Analyzing trace with hash -755042236, now seen corresponding path program 1 times [2024-11-12 20:00:38,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:00:38,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032820004] [2024-11-12 20:00:38,601 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:00:38,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:00:38,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:38,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 20:00:38,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:38,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-12 20:00:38,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:38,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-12 20:00:38,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:38,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-12 20:00:38,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:38,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-12 20:00:38,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:38,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-12 20:00:38,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:38,720 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-12 20:00:38,721 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:00:38,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032820004] [2024-11-12 20:00:38,721 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1032820004] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:00:38,721 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 20:00:38,722 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-12 20:00:38,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789098839] [2024-11-12 20:00:38,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:00:38,722 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 20:00:38,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:00:38,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 20:00:38,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 20:00:38,724 INFO L87 Difference]: Start difference. First operand 118 states and 164 transitions. Second operand has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 2 states have call successors, (6), 1 states have call predecessors, (6), 2 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-12 20:00:38,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:00:38,752 INFO L93 Difference]: Finished difference Result 195 states and 266 transitions. [2024-11-12 20:00:38,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 20:00:38,753 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 2 states have call successors, (6), 1 states have call predecessors, (6), 2 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) Word has length 47 [2024-11-12 20:00:38,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:00:38,754 INFO L225 Difference]: With dead ends: 195 [2024-11-12 20:00:38,755 INFO L226 Difference]: Without dead ends: 116 [2024-11-12 20:00:38,757 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 20:00:38,757 INFO L435 NwaCegarLoop]: 158 mSDtfsCounter, 0 mSDsluCounter, 311 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 469 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 [2024-11-12 20:00:38,758 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 469 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 20:00:38,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2024-11-12 20:00:38,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2024-11-12 20:00:38,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 91 states have (on average 1.4285714285714286) internal successors, (130), 96 states have internal predecessors, (130), 15 states have call successors, (15), 4 states have call predecessors, (15), 4 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-12 20:00:38,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 160 transitions. [2024-11-12 20:00:38,773 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 160 transitions. Word has length 47 [2024-11-12 20:00:38,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:00:38,774 INFO L471 AbstractCegarLoop]: Abstraction has 116 states and 160 transitions. [2024-11-12 20:00:38,774 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 2 states have call successors, (6), 1 states have call predecessors, (6), 2 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-12 20:00:38,774 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 160 transitions. [2024-11-12 20:00:38,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-12 20:00:38,777 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:00:38,777 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 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] [2024-11-12 20:00:38,777 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-12 20:00:38,778 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-12 20:00:38,778 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:00:38,778 INFO L85 PathProgramCache]: Analyzing trace with hash 452432574, now seen corresponding path program 1 times [2024-11-12 20:00:38,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:00:38,779 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325319510] [2024-11-12 20:00:38,779 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:00:38,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:00:38,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:38,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 20:00:38,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:38,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-12 20:00:38,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:38,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-12 20:00:38,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:38,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 20:00:38,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:38,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-12 20:00:38,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:38,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-12 20:00:38,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:38,894 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-12 20:00:38,894 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:00:38,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325319510] [2024-11-12 20:00:38,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1325319510] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 20:00:38,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [502263218] [2024-11-12 20:00:38,895 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:00:38,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 20:00:38,895 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 20:00:38,899 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 20:00:38,900 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-12 20:00:39,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:39,005 INFO L256 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-12 20:00:39,010 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 20:00:39,071 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-12 20:00:39,072 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 20:00:39,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [502263218] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:00:39,072 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-12 20:00:39,072 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2024-11-12 20:00:39,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1057995993] [2024-11-12 20:00:39,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:00:39,073 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 20:00:39,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:00:39,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 20:00:39,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-12 20:00:39,076 INFO L87 Difference]: Start difference. First operand 116 states and 160 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (6), 2 states have call predecessors, (6), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-12 20:00:39,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:00:39,099 INFO L93 Difference]: Finished difference Result 167 states and 221 transitions. [2024-11-12 20:00:39,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 20:00:39,100 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (6), 2 states have call predecessors, (6), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) Word has length 48 [2024-11-12 20:00:39,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:00:39,102 INFO L225 Difference]: With dead ends: 167 [2024-11-12 20:00:39,103 INFO L226 Difference]: Without dead ends: 116 [2024-11-12 20:00:39,104 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-12 20:00:39,105 INFO L435 NwaCegarLoop]: 157 mSDtfsCounter, 0 mSDsluCounter, 309 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 466 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 [2024-11-12 20:00:39,108 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 466 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 20:00:39,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2024-11-12 20:00:39,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2024-11-12 20:00:39,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 91 states have (on average 1.4175824175824177) internal successors, (129), 96 states have internal predecessors, (129), 15 states have call successors, (15), 4 states have call predecessors, (15), 4 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-12 20:00:39,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 159 transitions. [2024-11-12 20:00:39,122 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 159 transitions. Word has length 48 [2024-11-12 20:00:39,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:00:39,122 INFO L471 AbstractCegarLoop]: Abstraction has 116 states and 159 transitions. [2024-11-12 20:00:39,122 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (6), 2 states have call predecessors, (6), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-12 20:00:39,123 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 159 transitions. [2024-11-12 20:00:39,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-12 20:00:39,124 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:00:39,124 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 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] [2024-11-12 20:00:39,144 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-12 20:00:39,324 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 20:00:39,325 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-12 20:00:39,325 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:00:39,325 INFO L85 PathProgramCache]: Analyzing trace with hash 1678421499, now seen corresponding path program 1 times [2024-11-12 20:00:39,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:00:39,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1677489285] [2024-11-12 20:00:39,326 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:00:39,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:00:39,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:39,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 20:00:39,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:39,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-12 20:00:39,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:39,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-12 20:00:39,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:39,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 20:00:39,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:39,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-12 20:00:39,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:39,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-12 20:00:39,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:39,506 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-12 20:00:39,507 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:00:39,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1677489285] [2024-11-12 20:00:39,507 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1677489285] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:00:39,507 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 20:00:39,507 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 20:00:39,508 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471298159] [2024-11-12 20:00:39,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:00:39,509 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 20:00:39,510 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:00:39,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 20:00:39,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 20:00:39,511 INFO L87 Difference]: Start difference. First operand 116 states and 159 transitions. Second operand has 3 states, 2 states have (on average 17.5) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2024-11-12 20:00:39,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:00:39,532 INFO L93 Difference]: Finished difference Result 116 states and 159 transitions. [2024-11-12 20:00:39,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 20:00:39,533 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 17.5) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 54 [2024-11-12 20:00:39,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:00:39,535 INFO L225 Difference]: With dead ends: 116 [2024-11-12 20:00:39,535 INFO L226 Difference]: Without dead ends: 115 [2024-11-12 20:00:39,535 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 20:00:39,536 INFO L435 NwaCegarLoop]: 155 mSDtfsCounter, 1 mSDsluCounter, 152 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 307 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 [2024-11-12 20:00:39,538 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 307 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 20:00:39,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2024-11-12 20:00:39,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2024-11-12 20:00:39,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 91 states have (on average 1.4065934065934067) internal successors, (128), 95 states have internal predecessors, (128), 15 states have call successors, (15), 4 states have call predecessors, (15), 4 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-12 20:00:39,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 158 transitions. [2024-11-12 20:00:39,555 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 158 transitions. Word has length 54 [2024-11-12 20:00:39,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:00:39,555 INFO L471 AbstractCegarLoop]: Abstraction has 115 states and 158 transitions. [2024-11-12 20:00:39,555 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 17.5) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2024-11-12 20:00:39,556 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 158 transitions. [2024-11-12 20:00:39,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-12 20:00:39,557 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:00:39,557 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 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] [2024-11-12 20:00:39,557 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-12 20:00:39,561 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-12 20:00:39,562 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:00:39,562 INFO L85 PathProgramCache]: Analyzing trace with hash 491459173, now seen corresponding path program 1 times [2024-11-12 20:00:39,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:00:39,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1302101005] [2024-11-12 20:00:39,562 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:00:39,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:00:39,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:39,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 20:00:39,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:39,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-12 20:00:39,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:39,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-12 20:00:39,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:39,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 20:00:39,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:39,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-12 20:00:39,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:39,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-12 20:00:39,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:39,782 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-12 20:00:39,784 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:00:39,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1302101005] [2024-11-12 20:00:39,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1302101005] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:00:39,785 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 20:00:39,785 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 20:00:39,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1654384244] [2024-11-12 20:00:39,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:00:39,786 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 20:00:39,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:00:39,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 20:00:39,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 20:00:39,787 INFO L87 Difference]: Start difference. First operand 115 states and 158 transitions. Second operand has 4 states, 3 states have (on average 12.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-12 20:00:39,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:00:39,811 INFO L93 Difference]: Finished difference Result 116 states and 159 transitions. [2024-11-12 20:00:39,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 20:00:39,812 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 12.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 55 [2024-11-12 20:00:39,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:00:39,813 INFO L225 Difference]: With dead ends: 116 [2024-11-12 20:00:39,813 INFO L226 Difference]: Without dead ends: 115 [2024-11-12 20:00:39,814 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 20:00:39,817 INFO L435 NwaCegarLoop]: 153 mSDtfsCounter, 37 mSDsluCounter, 260 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 413 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 [2024-11-12 20:00:39,818 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 413 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 20:00:39,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2024-11-12 20:00:39,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 114. [2024-11-12 20:00:39,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 91 states have (on average 1.3956043956043955) internal successors, (127), 94 states have internal predecessors, (127), 15 states have call successors, (15), 4 states have call predecessors, (15), 4 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-12 20:00:39,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 157 transitions. [2024-11-12 20:00:39,828 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 157 transitions. Word has length 55 [2024-11-12 20:00:39,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:00:39,832 INFO L471 AbstractCegarLoop]: Abstraction has 114 states and 157 transitions. [2024-11-12 20:00:39,832 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 12.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-12 20:00:39,832 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 157 transitions. [2024-11-12 20:00:39,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-11-12 20:00:39,833 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:00:39,833 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 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] [2024-11-12 20:00:39,833 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-12 20:00:39,834 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-12 20:00:39,834 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:00:39,834 INFO L85 PathProgramCache]: Analyzing trace with hash -841339504, now seen corresponding path program 1 times [2024-11-12 20:00:39,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:00:39,834 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [769617669] [2024-11-12 20:00:39,835 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:00:39,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:00:39,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:39,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 20:00:39,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:39,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-12 20:00:39,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:39,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-12 20:00:39,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:39,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 20:00:39,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:39,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-12 20:00:39,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:39,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-12 20:00:39,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:39,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-12 20:00:39,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:39,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-12 20:00:39,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:39,946 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-12 20:00:39,946 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:00:39,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [769617669] [2024-11-12 20:00:39,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [769617669] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 20:00:39,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1224898237] [2024-11-12 20:00:39,947 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:00:39,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 20:00:39,947 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 20:00:39,949 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 20:00:39,950 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-12 20:00:40,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,076 INFO L256 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-12 20:00:40,079 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 20:00:40,104 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-12 20:00:40,105 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 20:00:40,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1224898237] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:00:40,105 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-12 20:00:40,105 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2024-11-12 20:00:40,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040083354] [2024-11-12 20:00:40,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:00:40,106 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 20:00:40,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:00:40,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 20:00:40,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-12 20:00:40,107 INFO L87 Difference]: Start difference. First operand 114 states and 157 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (8), 3 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-12 20:00:40,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:00:40,121 INFO L93 Difference]: Finished difference Result 153 states and 201 transitions. [2024-11-12 20:00:40,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 20:00:40,122 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (8), 3 states have call predecessors, (8), 2 states have call successors, (8) Word has length 66 [2024-11-12 20:00:40,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:00:40,123 INFO L225 Difference]: With dead ends: 153 [2024-11-12 20:00:40,123 INFO L226 Difference]: Without dead ends: 114 [2024-11-12 20:00:40,124 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-12 20:00:40,124 INFO L435 NwaCegarLoop]: 154 mSDtfsCounter, 0 mSDsluCounter, 303 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 457 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 [2024-11-12 20:00:40,125 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 457 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 20:00:40,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2024-11-12 20:00:40,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2024-11-12 20:00:40,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 91 states have (on average 1.3846153846153846) internal successors, (126), 94 states have internal predecessors, (126), 15 states have call successors, (15), 4 states have call predecessors, (15), 4 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-12 20:00:40,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 156 transitions. [2024-11-12 20:00:40,132 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 156 transitions. Word has length 66 [2024-11-12 20:00:40,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:00:40,133 INFO L471 AbstractCegarLoop]: Abstraction has 114 states and 156 transitions. [2024-11-12 20:00:40,133 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (8), 3 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-12 20:00:40,133 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 156 transitions. [2024-11-12 20:00:40,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-12 20:00:40,134 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:00:40,134 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 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] [2024-11-12 20:00:40,155 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-12 20:00:40,334 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,SelfDestructingSolverStorable7 [2024-11-12 20:00:40,335 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-12 20:00:40,335 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:00:40,335 INFO L85 PathProgramCache]: Analyzing trace with hash 784339115, now seen corresponding path program 1 times [2024-11-12 20:00:40,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:00:40,335 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [937540693] [2024-11-12 20:00:40,335 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:00:40,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:00:40,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 20:00:40,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-12 20:00:40,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-12 20:00:40,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 20:00:40,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-12 20:00:40,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-12 20:00:40,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-12 20:00:40,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 20:00:40,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-12 20:00:40,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,450 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-12 20:00:40,450 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:00:40,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [937540693] [2024-11-12 20:00:40,450 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [937540693] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:00:40,451 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 20:00:40,451 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 20:00:40,451 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400779920] [2024-11-12 20:00:40,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:00:40,451 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 20:00:40,452 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:00:40,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 20:00:40,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 20:00:40,453 INFO L87 Difference]: Start difference. First operand 114 states and 156 transitions. Second operand has 4 states, 3 states have (on average 13.666666666666666) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-12 20:00:40,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:00:40,483 INFO L93 Difference]: Finished difference Result 115 states and 157 transitions. [2024-11-12 20:00:40,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 20:00:40,484 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 13.666666666666666) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 73 [2024-11-12 20:00:40,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:00:40,485 INFO L225 Difference]: With dead ends: 115 [2024-11-12 20:00:40,486 INFO L226 Difference]: Without dead ends: 114 [2024-11-12 20:00:40,486 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 20:00:40,487 INFO L435 NwaCegarLoop]: 151 mSDtfsCounter, 5 mSDsluCounter, 289 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 440 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 [2024-11-12 20:00:40,487 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 440 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 20:00:40,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2024-11-12 20:00:40,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 113. [2024-11-12 20:00:40,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 91 states have (on average 1.3736263736263736) internal successors, (125), 93 states have internal predecessors, (125), 15 states have call successors, (15), 4 states have call predecessors, (15), 4 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-12 20:00:40,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 155 transitions. [2024-11-12 20:00:40,496 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 155 transitions. Word has length 73 [2024-11-12 20:00:40,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:00:40,497 INFO L471 AbstractCegarLoop]: Abstraction has 113 states and 155 transitions. [2024-11-12 20:00:40,497 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 13.666666666666666) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-12 20:00:40,497 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 155 transitions. [2024-11-12 20:00:40,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-12 20:00:40,499 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:00:40,499 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 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] [2024-11-12 20:00:40,499 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-12 20:00:40,500 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-12 20:00:40,500 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:00:40,500 INFO L85 PathProgramCache]: Analyzing trace with hash -1455290925, now seen corresponding path program 1 times [2024-11-12 20:00:40,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:00:40,501 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870646992] [2024-11-12 20:00:40,501 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:00:40,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:00:40,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 20:00:40,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-12 20:00:40,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-12 20:00:40,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 20:00:40,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-12 20:00:40,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-12 20:00:40,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-12 20:00:40,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 20:00:40,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-12 20:00:40,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,605 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-12 20:00:40,606 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:00:40,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870646992] [2024-11-12 20:00:40,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [870646992] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:00:40,606 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 20:00:40,606 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 20:00:40,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747497435] [2024-11-12 20:00:40,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:00:40,607 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 20:00:40,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:00:40,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 20:00:40,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 20:00:40,608 INFO L87 Difference]: Start difference. First operand 113 states and 155 transitions. Second operand has 4 states, 3 states have (on average 14.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-12 20:00:40,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:00:40,627 INFO L93 Difference]: Finished difference Result 120 states and 164 transitions. [2024-11-12 20:00:40,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 20:00:40,628 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 14.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 74 [2024-11-12 20:00:40,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:00:40,629 INFO L225 Difference]: With dead ends: 120 [2024-11-12 20:00:40,629 INFO L226 Difference]: Without dead ends: 119 [2024-11-12 20:00:40,630 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 20:00:40,630 INFO L435 NwaCegarLoop]: 152 mSDtfsCounter, 1 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 450 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 20:00:40,630 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 450 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 20:00:40,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2024-11-12 20:00:40,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 118. [2024-11-12 20:00:40,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 95 states have (on average 1.368421052631579) internal successors, (130), 97 states have internal predecessors, (130), 16 states have call successors, (16), 4 states have call predecessors, (16), 4 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-12 20:00:40,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 162 transitions. [2024-11-12 20:00:40,637 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 162 transitions. Word has length 74 [2024-11-12 20:00:40,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:00:40,637 INFO L471 AbstractCegarLoop]: Abstraction has 118 states and 162 transitions. [2024-11-12 20:00:40,637 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 14.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-12 20:00:40,638 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 162 transitions. [2024-11-12 20:00:40,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-12 20:00:40,638 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:00:40,639 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 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] [2024-11-12 20:00:40,639 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-12 20:00:40,639 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)] === [2024-11-12 20:00:40,639 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:00:40,639 INFO L85 PathProgramCache]: Analyzing trace with hash -825998260, now seen corresponding path program 1 times [2024-11-12 20:00:40,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:00:40,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [379511900] [2024-11-12 20:00:40,640 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:00:40,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:00:40,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 20:00:40,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-12 20:00:40,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-12 20:00:40,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 20:00:40,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-12 20:00:40,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-12 20:00:40,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-12 20:00:40,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 20:00:40,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-12 20:00:40,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-12 20:00:40,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,743 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-12 20:00:40,743 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:00:40,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [379511900] [2024-11-12 20:00:40,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [379511900] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:00:40,744 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 20:00:40,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-12 20:00:40,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1571148967] [2024-11-12 20:00:40,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:00:40,744 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 20:00:40,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:00:40,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 20:00:40,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 20:00:40,746 INFO L87 Difference]: Start difference. First operand 118 states and 162 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (10), 1 states have call predecessors, (10), 2 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-12 20:00:40,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:00:40,760 INFO L93 Difference]: Finished difference Result 141 states and 186 transitions. [2024-11-12 20:00:40,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 20:00:40,761 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (10), 1 states have call predecessors, (10), 2 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) Word has length 80 [2024-11-12 20:00:40,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:00:40,762 INFO L225 Difference]: With dead ends: 141 [2024-11-12 20:00:40,762 INFO L226 Difference]: Without dead ends: 110 [2024-11-12 20:00:40,763 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 20:00:40,763 INFO L435 NwaCegarLoop]: 148 mSDtfsCounter, 0 mSDsluCounter, 291 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 439 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 [2024-11-12 20:00:40,764 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 439 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 20:00:40,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2024-11-12 20:00:40,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2024-11-12 20:00:40,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 90 states have (on average 1.3555555555555556) internal successors, (122), 91 states have internal predecessors, (122), 14 states have call successors, (14), 4 states have call predecessors, (14), 4 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-12 20:00:40,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 150 transitions. [2024-11-12 20:00:40,774 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 150 transitions. Word has length 80 [2024-11-12 20:00:40,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:00:40,775 INFO L471 AbstractCegarLoop]: Abstraction has 110 states and 150 transitions. [2024-11-12 20:00:40,775 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (10), 1 states have call predecessors, (10), 2 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-12 20:00:40,775 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 150 transitions. [2024-11-12 20:00:40,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-12 20:00:40,776 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:00:40,776 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 3, 3, 3, 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] [2024-11-12 20:00:40,776 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-12 20:00:40,776 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-12 20:00:40,776 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:00:40,776 INFO L85 PathProgramCache]: Analyzing trace with hash -1722044190, now seen corresponding path program 1 times [2024-11-12 20:00:40,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:00:40,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361803381] [2024-11-12 20:00:40,777 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:00:40,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:00:40,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 20:00:40,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-12 20:00:40,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-12 20:00:40,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 20:00:40,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-12 20:00:40,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-12 20:00:40,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-12 20:00:40,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 20:00:40,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-12 20:00:40,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-12 20:00:40,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-12 20:00:40,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:40,909 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-12 20:00:40,909 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:00:40,909 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [361803381] [2024-11-12 20:00:40,910 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [361803381] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 20:00:40,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [614076932] [2024-11-12 20:00:40,910 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:00:40,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 20:00:40,910 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 20:00:40,912 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 20:00:40,914 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-12 20:00:41,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,015 INFO L256 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-12 20:00:41,018 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 20:00:41,046 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-12 20:00:41,049 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 20:00:41,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [614076932] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:00:41,050 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-12 20:00:41,050 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2024-11-12 20:00:41,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782990783] [2024-11-12 20:00:41,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:00:41,051 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 20:00:41,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:00:41,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 20:00:41,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-12 20:00:41,051 INFO L87 Difference]: Start difference. First operand 110 states and 150 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-12 20:00:41,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:00:41,065 INFO L93 Difference]: Finished difference Result 124 states and 165 transitions. [2024-11-12 20:00:41,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 20:00:41,065 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) Word has length 86 [2024-11-12 20:00:41,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:00:41,066 INFO L225 Difference]: With dead ends: 124 [2024-11-12 20:00:41,066 INFO L226 Difference]: Without dead ends: 110 [2024-11-12 20:00:41,067 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-12 20:00:41,067 INFO L435 NwaCegarLoop]: 147 mSDtfsCounter, 0 mSDsluCounter, 289 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 436 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 [2024-11-12 20:00:41,068 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 436 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 20:00:41,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2024-11-12 20:00:41,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2024-11-12 20:00:41,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 90 states have (on average 1.3444444444444446) internal successors, (121), 91 states have internal predecessors, (121), 14 states have call successors, (14), 4 states have call predecessors, (14), 4 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-12 20:00:41,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 149 transitions. [2024-11-12 20:00:41,073 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 149 transitions. Word has length 86 [2024-11-12 20:00:41,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:00:41,073 INFO L471 AbstractCegarLoop]: Abstraction has 110 states and 149 transitions. [2024-11-12 20:00:41,073 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-12 20:00:41,073 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 149 transitions. [2024-11-12 20:00:41,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-12 20:00:41,074 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:00:41,074 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 3, 3, 3, 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] [2024-11-12 20:00:41,091 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-12 20:00:41,275 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 20:00:41,276 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-12 20:00:41,276 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:00:41,276 INFO L85 PathProgramCache]: Analyzing trace with hash -995983434, now seen corresponding path program 1 times [2024-11-12 20:00:41,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:00:41,277 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544979725] [2024-11-12 20:00:41,277 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:00:41,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:00:41,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 20:00:41,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-12 20:00:41,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-12 20:00:41,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 20:00:41,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-12 20:00:41,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-12 20:00:41,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-12 20:00:41,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 20:00:41,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-12 20:00:41,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-12 20:00:41,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-12 20:00:41,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-12 20:00:41,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,388 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-12 20:00:41,388 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:00:41,388 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544979725] [2024-11-12 20:00:41,388 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [544979725] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:00:41,388 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 20:00:41,388 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 20:00:41,390 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510062530] [2024-11-12 20:00:41,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:00:41,391 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 20:00:41,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:00:41,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 20:00:41,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 20:00:41,392 INFO L87 Difference]: Start difference. First operand 110 states and 149 transitions. Second operand has 4 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-12 20:00:41,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:00:41,404 INFO L93 Difference]: Finished difference Result 110 states and 149 transitions. [2024-11-12 20:00:41,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 20:00:41,405 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (12), 1 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 93 [2024-11-12 20:00:41,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:00:41,406 INFO L225 Difference]: With dead ends: 110 [2024-11-12 20:00:41,406 INFO L226 Difference]: Without dead ends: 109 [2024-11-12 20:00:41,406 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 20:00:41,407 INFO L435 NwaCegarLoop]: 145 mSDtfsCounter, 3 mSDsluCounter, 282 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 427 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 20:00:41,407 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 427 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 20:00:41,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2024-11-12 20:00:41,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 109. [2024-11-12 20:00:41,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 90 states have (on average 1.3333333333333333) internal successors, (120), 90 states have internal predecessors, (120), 14 states have call successors, (14), 4 states have call predecessors, (14), 4 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-12 20:00:41,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 148 transitions. [2024-11-12 20:00:41,412 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 148 transitions. Word has length 93 [2024-11-12 20:00:41,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:00:41,412 INFO L471 AbstractCegarLoop]: Abstraction has 109 states and 148 transitions. [2024-11-12 20:00:41,412 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-12 20:00:41,412 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 148 transitions. [2024-11-12 20:00:41,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-12 20:00:41,413 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:00:41,413 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 20:00:41,413 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-12 20:00:41,413 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-12 20:00:41,414 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:00:41,414 INFO L85 PathProgramCache]: Analyzing trace with hash -810715073, now seen corresponding path program 1 times [2024-11-12 20:00:41,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:00:41,414 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287857517] [2024-11-12 20:00:41,414 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:00:41,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:00:41,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 20:00:41,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-12 20:00:41,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-12 20:00:41,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 20:00:41,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-12 20:00:41,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-12 20:00:41,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-12 20:00:41,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 20:00:41,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-12 20:00:41,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-12 20:00:41,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-12 20:00:41,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-12 20:00:41,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,509 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-12 20:00:41,509 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:00:41,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [287857517] [2024-11-12 20:00:41,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [287857517] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:00:41,509 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 20:00:41,509 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 20:00:41,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063287652] [2024-11-12 20:00:41,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:00:41,510 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 20:00:41,510 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:00:41,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 20:00:41,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 20:00:41,511 INFO L87 Difference]: Start difference. First operand 109 states and 148 transitions. Second operand has 4 states, 3 states have (on average 17.333333333333332) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-12 20:00:41,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:00:41,526 INFO L93 Difference]: Finished difference Result 115 states and 154 transitions. [2024-11-12 20:00:41,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 20:00:41,526 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 17.333333333333332) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (12), 1 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 94 [2024-11-12 20:00:41,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:00:41,527 INFO L225 Difference]: With dead ends: 115 [2024-11-12 20:00:41,527 INFO L226 Difference]: Without dead ends: 109 [2024-11-12 20:00:41,528 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 20:00:41,528 INFO L435 NwaCegarLoop]: 146 mSDtfsCounter, 0 mSDsluCounter, 288 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 434 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 20:00:41,528 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 434 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 20:00:41,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2024-11-12 20:00:41,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 109. [2024-11-12 20:00:41,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 90 states have (on average 1.3222222222222222) internal successors, (119), 90 states have internal predecessors, (119), 14 states have call successors, (14), 4 states have call predecessors, (14), 4 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-12 20:00:41,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 147 transitions. [2024-11-12 20:00:41,533 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 147 transitions. Word has length 94 [2024-11-12 20:00:41,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:00:41,533 INFO L471 AbstractCegarLoop]: Abstraction has 109 states and 147 transitions. [2024-11-12 20:00:41,533 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 17.333333333333332) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-12 20:00:41,533 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 147 transitions. [2024-11-12 20:00:41,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-12 20:00:41,536 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 20:00:41,536 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 20:00:41,536 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-12 20:00:41,536 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-12 20:00:41,536 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 20:00:41,537 INFO L85 PathProgramCache]: Analyzing trace with hash -130656703, now seen corresponding path program 1 times [2024-11-12 20:00:41,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 20:00:41,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801752567] [2024-11-12 20:00:41,537 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:00:41,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 20:00:41,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 20:00:41,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-12 20:00:41,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-12 20:00:41,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 20:00:41,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-12 20:00:41,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-12 20:00:41,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-12 20:00:41,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-12 20:00:41,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-12 20:00:41,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-12 20:00:41,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-12 20:00:41,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-12 20:00:41,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,672 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-12 20:00:41,672 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 20:00:41,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [801752567] [2024-11-12 20:00:41,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [801752567] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 20:00:41,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2072453818] [2024-11-12 20:00:41,673 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 20:00:41,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 20:00:41,673 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 20:00:41,675 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-12 20:00:41,676 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-12 20:00:41,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 20:00:41,791 INFO L256 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-12 20:00:41,793 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 20:00:41,825 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-11-12 20:00:41,825 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-12 20:00:41,826 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2072453818] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 20:00:41,826 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-12 20:00:41,826 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2024-11-12 20:00:41,826 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1750543552] [2024-11-12 20:00:41,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 20:00:41,826 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 20:00:41,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 20:00:41,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 20:00:41,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-12 20:00:41,827 INFO L87 Difference]: Start difference. First operand 109 states and 147 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-12 20:00:41,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 20:00:41,838 INFO L93 Difference]: Finished difference Result 112 states and 149 transitions. [2024-11-12 20:00:41,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 20:00:41,839 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) Word has length 94 [2024-11-12 20:00:41,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 20:00:41,839 INFO L225 Difference]: With dead ends: 112 [2024-11-12 20:00:41,839 INFO L226 Difference]: Without dead ends: 0 [2024-11-12 20:00:41,840 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-12 20:00:41,840 INFO L435 NwaCegarLoop]: 139 mSDtfsCounter, 0 mSDsluCounter, 274 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 413 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 20:00:41,840 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 413 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 20:00:41,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-12 20:00:41,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-12 20:00:41,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-12 20:00:41,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-12 20:00:41,841 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 94 [2024-11-12 20:00:41,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 20:00:41,841 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-12 20:00:41,842 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-12 20:00:41,842 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-12 20:00:41,842 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-12 20:00:41,845 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2024-11-12 20:00:41,846 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2024-11-12 20:00:41,846 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2024-11-12 20:00:41,846 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2024-11-12 20:00:41,846 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2024-11-12 20:00:41,846 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2024-11-12 20:00:41,846 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2024-11-12 20:00:41,847 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2024-11-12 20:00:41,865 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-12 20:00:42,047 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,SelfDestructingSolverStorable14 [2024-11-12 20:00:42,051 INFO L421 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 20:00:42,053 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-12 20:00:42,096 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-12 20:00:42,111 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL [2024-11-12 20:00:42,112 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID [2024-11-12 20:00:42,113 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID [2024-11-12 20:00:42,113 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper [2024-11-12 20:00:42,113 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower [2024-11-12 20:00:42,113 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha [2024-11-12 20:00:42,113 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit [2024-11-12 20:00:42,113 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit [2024-11-12 20:00:42,114 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace [2024-11-12 20:00:42,114 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint [2024-11-12 20:00:42,114 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph [2024-11-12 20:00:42,114 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank [2024-11-12 20:00:42,114 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl [2024-11-12 20:00:42,114 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct [2024-11-12 20:00:42,114 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum [2024-11-12 20:00:42,114 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper [2024-11-12 20:00:42,114 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower [2024-11-12 20:00:42,114 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha [2024-11-12 20:00:42,115 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit [2024-11-12 20:00:42,115 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit [2024-11-12 20:00:42,115 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace [2024-11-12 20:00:42,115 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint [2024-11-12 20:00:42,115 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph [2024-11-12 20:00:42,115 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank [2024-11-12 20:00:42,115 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl [2024-11-12 20:00:42,115 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct [2024-11-12 20:00:42,116 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum [2024-11-12 20:00:42,116 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper [2024-11-12 20:00:42,116 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower [2024-11-12 20:00:42,116 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha [2024-11-12 20:00:42,117 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit [2024-11-12 20:00:42,117 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit [2024-11-12 20:00:42,117 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace [2024-11-12 20:00:42,117 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint [2024-11-12 20:00:42,117 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph [2024-11-12 20:00:42,117 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank [2024-11-12 20:00:42,117 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl [2024-11-12 20:00:42,117 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct [2024-11-12 20:00:42,118 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum [2024-11-12 20:00:42,126 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL [2024-11-12 20:00:42,126 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID [2024-11-12 20:00:42,126 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID [2024-11-12 20:00:42,128 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper [2024-11-12 20:00:42,128 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower [2024-11-12 20:00:42,128 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha [2024-11-12 20:00:42,128 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit [2024-11-12 20:00:42,128 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit [2024-11-12 20:00:42,128 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace [2024-11-12 20:00:42,129 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint [2024-11-12 20:00:42,129 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph [2024-11-12 20:00:42,129 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank [2024-11-12 20:00:42,129 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl [2024-11-12 20:00:42,129 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct [2024-11-12 20:00:42,129 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum [2024-11-12 20:00:42,129 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper [2024-11-12 20:00:42,130 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower [2024-11-12 20:00:42,130 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha [2024-11-12 20:00:42,130 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit [2024-11-12 20:00:42,130 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit [2024-11-12 20:00:42,130 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace [2024-11-12 20:00:42,130 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint [2024-11-12 20:00:42,130 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph [2024-11-12 20:00:42,131 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank [2024-11-12 20:00:42,131 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl [2024-11-12 20:00:42,131 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct [2024-11-12 20:00:42,131 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum [2024-11-12 20:00:42,131 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper [2024-11-12 20:00:42,131 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower [2024-11-12 20:00:42,131 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha [2024-11-12 20:00:42,131 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit [2024-11-12 20:00:42,132 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit [2024-11-12 20:00:42,132 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace [2024-11-12 20:00:42,132 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint [2024-11-12 20:00:42,132 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph [2024-11-12 20:00:42,132 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank [2024-11-12 20:00:42,132 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl [2024-11-12 20:00:42,132 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct [2024-11-12 20:00:42,132 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum [2024-11-12 20:00:42,133 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL [2024-11-12 20:00:42,133 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID [2024-11-12 20:00:42,133 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID [2024-11-12 20:00:42,133 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper [2024-11-12 20:00:42,133 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower [2024-11-12 20:00:42,133 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha [2024-11-12 20:00:42,133 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit [2024-11-12 20:00:42,133 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit [2024-11-12 20:00:42,134 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace [2024-11-12 20:00:42,134 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint [2024-11-12 20:00:42,134 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph [2024-11-12 20:00:42,134 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank [2024-11-12 20:00:42,134 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl [2024-11-12 20:00:42,134 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct [2024-11-12 20:00:42,135 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum [2024-11-12 20:00:42,135 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper [2024-11-12 20:00:42,135 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower [2024-11-12 20:00:42,135 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha [2024-11-12 20:00:42,135 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit [2024-11-12 20:00:42,135 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit [2024-11-12 20:00:42,135 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace [2024-11-12 20:00:42,135 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint [2024-11-12 20:00:42,136 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph [2024-11-12 20:00:42,136 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank [2024-11-12 20:00:42,136 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl [2024-11-12 20:00:42,136 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct [2024-11-12 20:00:42,136 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum [2024-11-12 20:00:42,136 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper [2024-11-12 20:00:42,136 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower [2024-11-12 20:00:42,137 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha [2024-11-12 20:00:42,137 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit [2024-11-12 20:00:42,137 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit [2024-11-12 20:00:42,137 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace [2024-11-12 20:00:42,137 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint [2024-11-12 20:00:42,137 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph [2024-11-12 20:00:42,137 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank [2024-11-12 20:00:42,137 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl [2024-11-12 20:00:42,138 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct [2024-11-12 20:00:42,138 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum [2024-11-12 20:00:42,140 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL [2024-11-12 20:00:42,140 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID [2024-11-12 20:00:42,141 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID [2024-11-12 20:00:42,141 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper [2024-11-12 20:00:42,141 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower [2024-11-12 20:00:42,141 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha [2024-11-12 20:00:42,141 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit [2024-11-12 20:00:42,141 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit [2024-11-12 20:00:42,141 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace [2024-11-12 20:00:42,142 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint [2024-11-12 20:00:42,142 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph [2024-11-12 20:00:42,142 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank [2024-11-12 20:00:42,142 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl [2024-11-12 20:00:42,142 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct [2024-11-12 20:00:42,142 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum [2024-11-12 20:00:42,142 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper [2024-11-12 20:00:42,142 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower [2024-11-12 20:00:42,142 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha [2024-11-12 20:00:42,143 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit [2024-11-12 20:00:42,143 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit [2024-11-12 20:00:42,143 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace [2024-11-12 20:00:42,143 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint [2024-11-12 20:00:42,143 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph [2024-11-12 20:00:42,143 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank [2024-11-12 20:00:42,143 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl [2024-11-12 20:00:42,143 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct [2024-11-12 20:00:42,143 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum [2024-11-12 20:00:42,143 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper [2024-11-12 20:00:42,143 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower [2024-11-12 20:00:42,144 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha [2024-11-12 20:00:42,144 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit [2024-11-12 20:00:42,144 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit [2024-11-12 20:00:42,144 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace [2024-11-12 20:00:42,144 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint [2024-11-12 20:00:42,144 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph [2024-11-12 20:00:42,145 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank [2024-11-12 20:00:42,145 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl [2024-11-12 20:00:42,145 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct [2024-11-12 20:00:42,145 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum [2024-11-12 20:00:42,147 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 08:00:42 BoogieIcfgContainer [2024-11-12 20:00:42,147 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-12 20:00:42,147 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-12 20:00:42,148 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-12 20:00:42,148 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-12 20:00:42,148 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 08:00:37" (3/4) ... [2024-11-12 20:00:42,151 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-12 20:00:42,154 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2024-11-12 20:00:42,155 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure globalReturnsFalse [2024-11-12 20:00:42,155 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2024-11-12 20:00:42,155 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure globalReturnsTrue [2024-11-12 20:00:42,163 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-11-12 20:00:42,164 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-12 20:00:42,164 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-12 20:00:42,164 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-12 20:00:42,281 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-12 20:00:42,281 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-12 20:00:42,281 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-12 20:00:42,282 INFO L158 Benchmark]: Toolchain (without parser) took 6902.33ms. Allocated memory was 155.2MB in the beginning and 237.0MB in the end (delta: 81.8MB). Free memory was 98.3MB in the beginning and 65.0MB in the end (delta: 33.3MB). Peak memory consumption was 116.4MB. Max. memory is 16.1GB. [2024-11-12 20:00:42,282 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 155.2MB. Free memory is still 90.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-12 20:00:42,283 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1109.32ms. Allocated memory was 155.2MB in the beginning and 197.1MB in the end (delta: 41.9MB). Free memory was 97.6MB in the beginning and 144.1MB in the end (delta: -46.5MB). Peak memory consumption was 70.8MB. Max. memory is 16.1GB. [2024-11-12 20:00:42,283 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.66ms. Allocated memory is still 197.1MB. Free memory was 144.1MB in the beginning and 139.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-12 20:00:42,283 INFO L158 Benchmark]: Boogie Preprocessor took 76.85ms. Allocated memory is still 197.1MB. Free memory was 139.9MB in the beginning and 137.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-12 20:00:42,283 INFO L158 Benchmark]: RCFGBuilder took 718.13ms. Allocated memory is still 197.1MB. Free memory was 137.8MB in the beginning and 109.5MB in the end (delta: 28.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-11-12 20:00:42,283 INFO L158 Benchmark]: TraceAbstraction took 4755.53ms. Allocated memory was 197.1MB in the beginning and 237.0MB in the end (delta: 39.8MB). Free memory was 108.4MB in the beginning and 73.4MB in the end (delta: 35.0MB). Peak memory consumption was 74.9MB. Max. memory is 16.1GB. [2024-11-12 20:00:42,284 INFO L158 Benchmark]: Witness Printer took 134.10ms. Allocated memory is still 237.0MB. Free memory was 73.4MB in the beginning and 65.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-12 20:00:42,285 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 155.2MB. Free memory is still 90.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1109.32ms. Allocated memory was 155.2MB in the beginning and 197.1MB in the end (delta: 41.9MB). Free memory was 97.6MB in the beginning and 144.1MB in the end (delta: -46.5MB). Peak memory consumption was 70.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.66ms. Allocated memory is still 197.1MB. Free memory was 144.1MB in the beginning and 139.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.85ms. Allocated memory is still 197.1MB. Free memory was 139.9MB in the beginning and 137.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 718.13ms. Allocated memory is still 197.1MB. Free memory was 137.8MB in the beginning and 109.5MB in the end (delta: 28.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * TraceAbstraction took 4755.53ms. Allocated memory was 197.1MB in the beginning and 237.0MB in the end (delta: 39.8MB). Free memory was 108.4MB in the beginning and 73.4MB in the end (delta: 35.0MB). Peak memory consumption was 74.9MB. Max. memory is 16.1GB. * Witness Printer took 134.10ms. Allocated memory is still 237.0MB. Free memory was 73.4MB in the beginning and 65.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1586]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1586]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1611]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1611]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1628]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1628]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 129 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 4.6s, OverallIterations: 15, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 92 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 86 mSDsluCounter, 6428 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4124 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 131 IncrementalHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 2304 mSDtfsCounter, 131 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 566 GetRequests, 530 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=129occurred in iteration=0, InterpolantAutomatonStates: 58, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 15 MinimizatonAttempts, 4 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 1237 NumberOfCodeBlocks, 1237 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 1218 ConstructedInterpolants, 0 QuantifiedInterpolants, 1410 SizeOfPredicates, 0 NumberOfNonLiveVariables, 919 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 19 InterpolantComputations, 15 PerfectInterpolantSequences, 576/586 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - ProcedureContractResult [Line: 1412]: Procedure Contract for printLine Derived contract for procedure printLine. Ensures: (((((((((((((((((stdin == \old(stdin)) && (stdout == \old(stdout))) && (stderr == \old(stderr))) && (__tzname == \old(__tzname))) && (__daylight == \old(__daylight))) && (__timezone == \old(__timezone))) && (tzname == \old(tzname))) && (daylight == \old(daylight))) && (timezone == \old(timezone))) && (GLOBAL_CONST_TRUE == \old(GLOBAL_CONST_TRUE))) && (GLOBAL_CONST_FALSE == \old(GLOBAL_CONST_FALSE))) && (GLOBAL_CONST_FIVE == \old(GLOBAL_CONST_FIVE))) && (globalTrue == \old(globalTrue))) && (globalFalse == \old(globalFalse))) && (globalFive == \old(globalFive))) && (globalArgc == \old(globalArgc))) && (globalArgv == \old(globalArgv))) - ProcedureContractResult [Line: 1514]: Procedure Contract for globalReturnsFalse Derived contract for procedure globalReturnsFalse. Ensures: ((\result == 0) && (((((((((((((((((stdin == \old(stdin)) && (stdout == \old(stdout))) && (stderr == \old(stderr))) && (__tzname == \old(__tzname))) && (__daylight == \old(__daylight))) && (__timezone == \old(__timezone))) && (tzname == \old(tzname))) && (daylight == \old(daylight))) && (timezone == \old(timezone))) && (GLOBAL_CONST_TRUE == \old(GLOBAL_CONST_TRUE))) && (GLOBAL_CONST_FALSE == \old(GLOBAL_CONST_FALSE))) && (GLOBAL_CONST_FIVE == \old(GLOBAL_CONST_FIVE))) && (globalTrue == \old(globalTrue))) && (globalFalse == \old(globalFalse))) && (globalFive == \old(globalFive))) && (globalArgc == \old(globalArgc))) && (globalArgv == \old(globalArgv)))) - ProcedureContractResult [Line: 1426]: Procedure Contract for printIntLine Derived contract for procedure printIntLine. Ensures: (((((((((((((((((stdin == \old(stdin)) && (stdout == \old(stdout))) && (stderr == \old(stderr))) && (__tzname == \old(__tzname))) && (__daylight == \old(__daylight))) && (__timezone == \old(__timezone))) && (tzname == \old(tzname))) && (daylight == \old(daylight))) && (timezone == \old(timezone))) && (GLOBAL_CONST_TRUE == \old(GLOBAL_CONST_TRUE))) && (GLOBAL_CONST_FALSE == \old(GLOBAL_CONST_FALSE))) && (GLOBAL_CONST_FIVE == \old(GLOBAL_CONST_FIVE))) && (globalTrue == \old(globalTrue))) && (globalFalse == \old(globalFalse))) && (globalFive == \old(globalFive))) && (globalArgc == \old(globalArgc))) && (globalArgv == \old(globalArgv))) - ProcedureContractResult [Line: 1510]: Procedure Contract for globalReturnsTrue Derived contract for procedure globalReturnsTrue. Ensures: ((\result == 1) && (((((((((((((((((stdin == \old(stdin)) && (stdout == \old(stdout))) && (stderr == \old(stderr))) && (__tzname == \old(__tzname))) && (__daylight == \old(__daylight))) && (__timezone == \old(__timezone))) && (tzname == \old(tzname))) && (daylight == \old(daylight))) && (timezone == \old(timezone))) && (GLOBAL_CONST_TRUE == \old(GLOBAL_CONST_TRUE))) && (GLOBAL_CONST_FALSE == \old(GLOBAL_CONST_FALSE))) && (GLOBAL_CONST_FIVE == \old(GLOBAL_CONST_FIVE))) && (globalTrue == \old(globalTrue))) && (globalFalse == \old(globalFalse))) && (globalFive == \old(globalFive))) && (globalArgc == \old(globalArgc))) && (globalArgv == \old(globalArgv)))) RESULT: Ultimate proved your program to be correct! [2024-11-12 20:00:42,323 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE