./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/no-overflow.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/xcsp/AllInterval-005.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version fca748b1 Calling Ultimate with: /root/.sdkman/candidates/java/current/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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/xcsp/AllInterval-005.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a9f3ee9eee9186ec2e7139b6da07915cfbf3926b7d28b3dac4ebf3fd8205beb2 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dd.update-z3-fca748b-m [2024-11-20 19:11:37,119 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-20 19:11:37,212 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-20 19:11:37,219 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-20 19:11:37,219 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-20 19:11:37,254 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-20 19:11:37,255 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-20 19:11:37,255 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-20 19:11:37,256 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-20 19:11:37,257 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-20 19:11:37,258 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-20 19:11:37,258 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-20 19:11:37,259 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-20 19:11:37,259 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-20 19:11:37,261 INFO L153 SettingsManager]: * Use SBE=true [2024-11-20 19:11:37,261 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-20 19:11:37,262 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-20 19:11:37,262 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-20 19:11:37,262 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-20 19:11:37,262 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-20 19:11:37,263 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-20 19:11:37,267 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-20 19:11:37,268 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-20 19:11:37,268 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-20 19:11:37,268 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-20 19:11:37,268 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-20 19:11:37,269 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-20 19:11:37,269 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-20 19:11:37,269 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-20 19:11:37,269 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-20 19:11:37,270 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-20 19:11:37,270 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-20 19:11:37,271 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-20 19:11:37,271 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-20 19:11:37,271 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 19:11:37,272 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-20 19:11:37,272 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-20 19:11:37,272 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-20 19:11:37,272 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-20 19:11:37,272 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-20 19:11:37,273 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-20 19:11:37,274 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-20 19:11:37,274 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-20 19:11:37,274 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-20 19:11:37,274 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9f3ee9eee9186ec2e7139b6da07915cfbf3926b7d28b3dac4ebf3fd8205beb2 [2024-11-20 19:11:37,541 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-20 19:11:37,565 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-20 19:11:37,568 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-20 19:11:37,569 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-20 19:11:37,569 INFO L274 PluginConnector]: CDTParser initialized [2024-11-20 19:11:37,570 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/xcsp/AllInterval-005.c [2024-11-20 19:11:39,015 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-20 19:11:39,206 INFO L384 CDTParser]: Found 1 translation units. [2024-11-20 19:11:39,206 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/xcsp/AllInterval-005.c [2024-11-20 19:11:39,214 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64120b610/5856c1a68b714e70a3ef6eaf0ce41794/FLAGa4c7ca39d [2024-11-20 19:11:39,229 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64120b610/5856c1a68b714e70a3ef6eaf0ce41794 [2024-11-20 19:11:39,232 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-20 19:11:39,233 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-20 19:11:39,236 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-20 19:11:39,236 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-20 19:11:39,240 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-20 19:11:39,241 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:11:39" (1/1) ... [2024-11-20 19:11:39,242 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55163c68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:11:39, skipping insertion in model container [2024-11-20 19:11:39,242 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:11:39" (1/1) ... [2024-11-20 19:11:39,265 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-20 19:11:39,484 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 19:11:39,494 INFO L200 MainTranslator]: Completed pre-run [2024-11-20 19:11:39,523 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 19:11:39,537 INFO L204 MainTranslator]: Completed translation [2024-11-20 19:11:39,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:11:39 WrapperNode [2024-11-20 19:11:39,538 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-20 19:11:39,539 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-20 19:11:39,540 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-20 19:11:39,540 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-20 19:11:39,547 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:11:39" (1/1) ... [2024-11-20 19:11:39,554 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:11:39" (1/1) ... [2024-11-20 19:11:39,580 INFO L138 Inliner]: procedures = 13, calls = 46, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 141 [2024-11-20 19:11:39,580 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-20 19:11:39,581 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-20 19:11:39,581 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-20 19:11:39,581 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-20 19:11:39,594 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:11:39" (1/1) ... [2024-11-20 19:11:39,594 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:11:39" (1/1) ... [2024-11-20 19:11:39,600 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:11:39" (1/1) ... [2024-11-20 19:11:39,613 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-20 19:11:39,614 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:11:39" (1/1) ... [2024-11-20 19:11:39,614 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:11:39" (1/1) ... [2024-11-20 19:11:39,617 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:11:39" (1/1) ... [2024-11-20 19:11:39,619 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:11:39" (1/1) ... [2024-11-20 19:11:39,620 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:11:39" (1/1) ... [2024-11-20 19:11:39,621 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:11:39" (1/1) ... [2024-11-20 19:11:39,626 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-20 19:11:39,627 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-20 19:11:39,627 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-20 19:11:39,627 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-20 19:11:39,628 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:11:39" (1/1) ... [2024-11-20 19:11:39,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 19:11:39,654 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 19:11:39,672 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) [2024-11-20 19:11:39,676 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 [2024-11-20 19:11:39,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-20 19:11:39,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-20 19:11:39,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-20 19:11:39,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-20 19:11:39,737 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2024-11-20 19:11:39,737 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2024-11-20 19:11:39,805 INFO L238 CfgBuilder]: Building ICFG [2024-11-20 19:11:39,808 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-20 19:11:40,131 INFO L? ?]: Removed 42 outVars from TransFormulas that were not future-live. [2024-11-20 19:11:40,132 INFO L287 CfgBuilder]: Performing block encoding [2024-11-20 19:11:40,155 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-20 19:11:40,155 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-20 19:11:40,156 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:11:40 BoogieIcfgContainer [2024-11-20 19:11:40,156 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-20 19:11:40,158 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-20 19:11:40,158 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-20 19:11:40,161 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-20 19:11:40,162 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 07:11:39" (1/3) ... [2024-11-20 19:11:40,162 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f4df836 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:11:40, skipping insertion in model container [2024-11-20 19:11:40,163 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:11:39" (2/3) ... [2024-11-20 19:11:40,163 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f4df836 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:11:40, skipping insertion in model container [2024-11-20 19:11:40,163 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:11:40" (3/3) ... [2024-11-20 19:11:40,164 INFO L112 eAbstractionObserver]: Analyzing ICFG AllInterval-005.c [2024-11-20 19:11:40,180 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-20 19:11:40,180 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 16 error locations. [2024-11-20 19:11:40,264 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-20 19:11:40,270 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;@14f6d6f7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-20 19:11:40,271 INFO L334 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2024-11-20 19:11:40,274 INFO L276 IsEmpty]: Start isEmpty. Operand has 99 states, 43 states have (on average 1.4883720930232558) internal successors, (64), 59 states have internal predecessors, (64), 38 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-20 19:11:40,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-11-20 19:11:40,289 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 19:11:40,302 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 19:11:40,303 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2024-11-20 19:11:40,308 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 19:11:40,309 INFO L85 PathProgramCache]: Analyzing trace with hash -1673068021, now seen corresponding path program 1 times [2024-11-20 19:11:40,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 19:11:40,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157071217] [2024-11-20 19:11:40,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:11:40,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 19:11:40,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:40,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-20 19:11:40,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:40,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-20 19:11:40,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:40,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-20 19:11:40,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:40,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-20 19:11:40,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:40,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-20 19:11:40,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:40,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-20 19:11:40,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:40,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-20 19:11:40,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:40,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-20 19:11:40,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:40,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-20 19:11:40,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:40,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-20 19:11:40,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:40,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-20 19:11:40,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:40,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-20 19:11:40,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:40,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-20 19:11:40,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:40,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 19:11:40,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:40,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-20 19:11:40,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:40,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 19:11:40,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:40,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-20 19:11:40,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:40,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 19:11:40,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:40,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-20 19:11:40,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:40,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 19:11:40,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:40,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 19:11:40,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:40,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 19:11:40,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:40,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-20 19:11:40,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:40,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-20 19:11:40,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:40,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-20 19:11:40,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:40,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-20 19:11:40,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:40,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-20 19:11:40,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:40,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-20 19:11:40,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:40,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 19:11:40,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:40,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 19:11:40,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:40,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-20 19:11:40,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:40,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-20 19:11:40,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:40,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-20 19:11:40,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:40,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-20 19:11:40,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:40,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-11-20 19:11:40,796 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 19:11:40,796 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1157071217] [2024-11-20 19:11:40,797 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1157071217] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 19:11:40,797 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 19:11:40,798 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 19:11:40,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365940432] [2024-11-20 19:11:40,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 19:11:40,805 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-20 19:11:40,806 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 19:11:40,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-20 19:11:40,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-20 19:11:40,838 INFO L87 Difference]: Start difference. First operand has 99 states, 43 states have (on average 1.4883720930232558) internal successors, (64), 59 states have internal predecessors, (64), 38 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 2 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 2 states have call successors, (34) [2024-11-20 19:11:40,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 19:11:40,893 INFO L93 Difference]: Finished difference Result 191 states and 311 transitions. [2024-11-20 19:11:40,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-20 19:11:40,895 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 2 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 2 states have call successors, (34) Word has length 183 [2024-11-20 19:11:40,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 19:11:40,904 INFO L225 Difference]: With dead ends: 191 [2024-11-20 19:11:40,905 INFO L226 Difference]: Without dead ends: 92 [2024-11-20 19:11:40,911 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-20 19:11:40,917 INFO L432 NwaCegarLoop]: 135 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 135 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-20 19:11:40,919 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-20 19:11:40,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2024-11-20 19:11:40,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2024-11-20 19:11:40,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 38 states have (on average 1.4736842105263157) internal successors, (56), 53 states have internal predecessors, (56), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-20 19:11:40,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 130 transitions. [2024-11-20 19:11:40,989 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 130 transitions. Word has length 183 [2024-11-20 19:11:40,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 19:11:40,990 INFO L471 AbstractCegarLoop]: Abstraction has 92 states and 130 transitions. [2024-11-20 19:11:40,995 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 2 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 2 states have call successors, (34) [2024-11-20 19:11:40,996 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 130 transitions. [2024-11-20 19:11:41,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-11-20 19:11:41,002 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 19:11:41,002 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 19:11:41,002 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-20 19:11:41,003 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2024-11-20 19:11:41,003 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 19:11:41,005 INFO L85 PathProgramCache]: Analyzing trace with hash 1440629451, now seen corresponding path program 1 times [2024-11-20 19:11:41,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 19:11:41,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408855308] [2024-11-20 19:11:41,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:11:41,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 19:11:41,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:41,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-20 19:11:41,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:41,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-20 19:11:41,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:41,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-20 19:11:41,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:41,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-20 19:11:41,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:41,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-20 19:11:41,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:41,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-20 19:11:41,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:41,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-20 19:11:41,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:41,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-20 19:11:41,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:41,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-20 19:11:41,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:41,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-20 19:11:41,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:41,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-20 19:11:41,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:41,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-20 19:11:41,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:41,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-20 19:11:41,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:41,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 19:11:41,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:41,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-20 19:11:41,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:41,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 19:11:41,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:41,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-20 19:11:41,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:41,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 19:11:41,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:41,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-20 19:11:41,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:41,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 19:11:41,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:41,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 19:11:41,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:41,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 19:11:41,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:41,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-20 19:11:41,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:41,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-20 19:11:41,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:41,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-20 19:11:41,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:41,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-20 19:11:41,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:41,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-20 19:11:41,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:41,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-20 19:11:41,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:41,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 19:11:41,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:41,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 19:11:41,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:41,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-20 19:11:41,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:41,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-20 19:11:41,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:41,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-20 19:11:41,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:41,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-20 19:11:41,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:41,725 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2024-11-20 19:11:41,725 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 19:11:41,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [408855308] [2024-11-20 19:11:41,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [408855308] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 19:11:41,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1145940773] [2024-11-20 19:11:41,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:11:41,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 19:11:41,726 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 19:11:41,729 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) [2024-11-20 19:11:41,730 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-20 19:11:41,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:41,861 INFO L255 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-20 19:11:41,890 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 19:11:42,259 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2024-11-20 19:11:42,260 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-20 19:11:42,615 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2024-11-20 19:11:42,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1145940773] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-20 19:11:42,616 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-20 19:11:42,616 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2024-11-20 19:11:42,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463608751] [2024-11-20 19:11:42,617 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-20 19:11:42,620 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-20 19:11:42,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 19:11:42,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-20 19:11:42,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-11-20 19:11:42,626 INFO L87 Difference]: Start difference. First operand 92 states and 130 transitions. Second operand has 10 states, 9 states have (on average 4.777777777777778) internal successors, (43), 8 states have internal predecessors, (43), 6 states have call successors, (99), 1 states have call predecessors, (99), 2 states have return successors, (100), 5 states have call predecessors, (100), 6 states have call successors, (100) [2024-11-20 19:11:42,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 19:11:42,874 INFO L93 Difference]: Finished difference Result 92 states and 130 transitions. [2024-11-20 19:11:42,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-20 19:11:42,875 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 4.777777777777778) internal successors, (43), 8 states have internal predecessors, (43), 6 states have call successors, (99), 1 states have call predecessors, (99), 2 states have return successors, (100), 5 states have call predecessors, (100), 6 states have call successors, (100) Word has length 183 [2024-11-20 19:11:42,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 19:11:42,878 INFO L225 Difference]: With dead ends: 92 [2024-11-20 19:11:42,878 INFO L226 Difference]: Without dead ends: 91 [2024-11-20 19:11:42,879 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 436 GetRequests, 428 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-11-20 19:11:42,880 INFO L432 NwaCegarLoop]: 88 mSDtfsCounter, 3 mSDsluCounter, 350 mSDsCounter, 0 mSdLazyCounter, 160 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 438 SdHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 160 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-20 19:11:42,880 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 438 Invalid, 160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 160 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-20 19:11:42,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2024-11-20 19:11:42,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2024-11-20 19:11:42,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 38 states have (on average 1.4473684210526316) internal successors, (55), 52 states have internal predecessors, (55), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-20 19:11:42,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 129 transitions. [2024-11-20 19:11:42,895 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 129 transitions. Word has length 183 [2024-11-20 19:11:42,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 19:11:42,897 INFO L471 AbstractCegarLoop]: Abstraction has 91 states and 129 transitions. [2024-11-20 19:11:42,897 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 4.777777777777778) internal successors, (43), 8 states have internal predecessors, (43), 6 states have call successors, (99), 1 states have call predecessors, (99), 2 states have return successors, (100), 5 states have call predecessors, (100), 6 states have call successors, (100) [2024-11-20 19:11:42,897 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 129 transitions. [2024-11-20 19:11:42,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-11-20 19:11:42,904 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 19:11:42,904 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 19:11:42,912 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-20 19:11:43,105 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 19:11:43,106 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2024-11-20 19:11:43,106 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 19:11:43,106 INFO L85 PathProgramCache]: Analyzing trace with hash 1709840101, now seen corresponding path program 1 times [2024-11-20 19:11:43,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 19:11:43,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159079447] [2024-11-20 19:11:43,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:11:43,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 19:11:43,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:43,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-20 19:11:43,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:43,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-20 19:11:43,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:43,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-20 19:11:43,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:43,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-20 19:11:43,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:43,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-20 19:11:43,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:43,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-20 19:11:43,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:43,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-20 19:11:43,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:43,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-20 19:11:43,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:43,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-20 19:11:43,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:43,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-20 19:11:43,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:43,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-20 19:11:43,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:43,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-20 19:11:43,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:43,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-20 19:11:43,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:43,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 19:11:43,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:43,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-20 19:11:43,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:43,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 19:11:43,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:43,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-20 19:11:43,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:43,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 19:11:43,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:43,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-20 19:11:43,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:43,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 19:11:43,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:43,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 19:11:43,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:43,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 19:11:43,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:43,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-20 19:11:43,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:43,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-20 19:11:43,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:43,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-20 19:11:43,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:43,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-20 19:11:43,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:43,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-20 19:11:43,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:43,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-20 19:11:43,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:43,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 19:11:43,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:43,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 19:11:43,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:43,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-20 19:11:43,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:43,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-20 19:11:43,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:43,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-20 19:11:43,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:43,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-20 19:11:43,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:43,526 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 6 proven. 93 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2024-11-20 19:11:43,526 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 19:11:43,526 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [159079447] [2024-11-20 19:11:43,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [159079447] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 19:11:43,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [655303020] [2024-11-20 19:11:43,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:11:43,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 19:11:43,527 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 19:11:43,530 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) [2024-11-20 19:11:43,531 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-20 19:11:43,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:43,627 INFO L255 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-20 19:11:43,633 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 19:11:43,854 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 6 proven. 93 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2024-11-20 19:11:43,855 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-20 19:11:44,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 6 proven. 93 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2024-11-20 19:11:44,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [655303020] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-20 19:11:44,084 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-20 19:11:44,084 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2024-11-20 19:11:44,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961271266] [2024-11-20 19:11:44,084 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-20 19:11:44,085 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-20 19:11:44,085 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 19:11:44,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-20 19:11:44,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-20 19:11:44,087 INFO L87 Difference]: Start difference. First operand 91 states and 129 transitions. Second operand has 8 states, 7 states have (on average 4.714285714285714) internal successors, (33), 8 states have internal predecessors, (33), 3 states have call successors, (65), 1 states have call predecessors, (65), 2 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) [2024-11-20 19:11:44,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 19:11:44,371 INFO L93 Difference]: Finished difference Result 91 states and 129 transitions. [2024-11-20 19:11:44,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-20 19:11:44,375 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 4.714285714285714) internal successors, (33), 8 states have internal predecessors, (33), 3 states have call successors, (65), 1 states have call predecessors, (65), 2 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) Word has length 184 [2024-11-20 19:11:44,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 19:11:44,380 INFO L225 Difference]: With dead ends: 91 [2024-11-20 19:11:44,380 INFO L226 Difference]: Without dead ends: 90 [2024-11-20 19:11:44,380 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 438 GetRequests, 431 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-20 19:11:44,381 INFO L432 NwaCegarLoop]: 88 mSDtfsCounter, 0 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 288 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 386 SdHoareTripleChecker+Invalid, 288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 288 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-20 19:11:44,382 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 386 Invalid, 288 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 288 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-20 19:11:44,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2024-11-20 19:11:44,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2024-11-20 19:11:44,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 38 states have (on average 1.4210526315789473) internal successors, (54), 51 states have internal predecessors, (54), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-20 19:11:44,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 128 transitions. [2024-11-20 19:11:44,407 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 128 transitions. Word has length 184 [2024-11-20 19:11:44,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 19:11:44,408 INFO L471 AbstractCegarLoop]: Abstraction has 90 states and 128 transitions. [2024-11-20 19:11:44,410 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 4.714285714285714) internal successors, (33), 8 states have internal predecessors, (33), 3 states have call successors, (65), 1 states have call predecessors, (65), 2 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) [2024-11-20 19:11:44,411 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 128 transitions. [2024-11-20 19:11:44,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-20 19:11:44,413 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 19:11:44,413 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 19:11:44,424 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-20 19:11:44,615 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,SelfDestructingSolverStorable2 [2024-11-20 19:11:44,616 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2024-11-20 19:11:44,616 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 19:11:44,616 INFO L85 PathProgramCache]: Analyzing trace with hash -1816134585, now seen corresponding path program 1 times [2024-11-20 19:11:44,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 19:11:44,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204485202] [2024-11-20 19:11:44,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:11:44,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 19:11:44,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:44,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-20 19:11:44,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:44,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-20 19:11:44,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:44,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-20 19:11:44,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:44,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-20 19:11:44,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:44,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-20 19:11:44,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:44,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-20 19:11:44,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:44,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-20 19:11:44,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:44,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-20 19:11:44,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:44,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-20 19:11:44,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:44,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-20 19:11:44,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:44,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-20 19:11:44,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:44,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-20 19:11:44,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:44,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-20 19:11:44,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:44,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 19:11:44,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:44,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-20 19:11:44,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:44,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 19:11:44,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:44,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-20 19:11:44,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:44,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 19:11:44,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:44,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-20 19:11:44,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:44,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 19:11:44,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:44,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 19:11:44,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:44,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 19:11:44,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:44,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-20 19:11:44,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:44,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-20 19:11:44,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:44,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-20 19:11:44,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:44,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-20 19:11:44,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:44,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-20 19:11:44,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:44,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-20 19:11:44,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:44,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 19:11:44,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:44,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 19:11:44,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:44,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-20 19:11:44,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:44,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-20 19:11:44,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:44,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-20 19:11:44,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:44,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-20 19:11:44,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:44,783 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-11-20 19:11:44,784 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 19:11:44,784 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204485202] [2024-11-20 19:11:44,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1204485202] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 19:11:44,785 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 19:11:44,785 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 19:11:44,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391983842] [2024-11-20 19:11:44,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 19:11:44,786 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 19:11:44,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 19:11:44,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 19:11:44,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 19:11:44,789 INFO L87 Difference]: Start difference. First operand 90 states and 128 transitions. Second operand has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-20 19:11:44,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 19:11:44,833 INFO L93 Difference]: Finished difference Result 90 states and 128 transitions. [2024-11-20 19:11:44,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 19:11:44,834 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 186 [2024-11-20 19:11:44,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 19:11:44,836 INFO L225 Difference]: With dead ends: 90 [2024-11-20 19:11:44,837 INFO L226 Difference]: Without dead ends: 86 [2024-11-20 19:11:44,837 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 19:11:44,838 INFO L432 NwaCegarLoop]: 113 mSDtfsCounter, 4 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 210 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-20 19:11:44,839 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 210 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-20 19:11:44,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2024-11-20 19:11:44,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2024-11-20 19:11:44,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 38 states have (on average 1.3157894736842106) internal successors, (50), 47 states have internal predecessors, (50), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-20 19:11:44,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 124 transitions. [2024-11-20 19:11:44,853 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 124 transitions. Word has length 186 [2024-11-20 19:11:44,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 19:11:44,853 INFO L471 AbstractCegarLoop]: Abstraction has 86 states and 124 transitions. [2024-11-20 19:11:44,854 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-20 19:11:44,854 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 124 transitions. [2024-11-20 19:11:44,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-11-20 19:11:44,856 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 19:11:44,856 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 19:11:44,856 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-20 19:11:44,857 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2024-11-20 19:11:44,857 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 19:11:44,857 INFO L85 PathProgramCache]: Analyzing trace with hash -465597198, now seen corresponding path program 1 times [2024-11-20 19:11:44,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 19:11:44,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784387506] [2024-11-20 19:11:44,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:11:44,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 19:11:44,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:45,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-20 19:11:45,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:45,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-20 19:11:45,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:45,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-20 19:11:45,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:45,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-20 19:11:45,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:45,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-20 19:11:45,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:45,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-20 19:11:45,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:45,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-20 19:11:45,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:45,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-20 19:11:45,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:45,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-20 19:11:45,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:45,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-20 19:11:45,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:45,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-20 19:11:45,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:45,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-20 19:11:45,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:45,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-20 19:11:45,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:45,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 19:11:45,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:45,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-20 19:11:45,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:45,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 19:11:45,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:45,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-20 19:11:45,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:45,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 19:11:45,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:45,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-20 19:11:45,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:45,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 19:11:45,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:45,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 19:11:45,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:45,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 19:11:45,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:45,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-20 19:11:45,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:45,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-20 19:11:45,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:45,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-20 19:11:45,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:45,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-20 19:11:45,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:45,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-20 19:11:45,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:45,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-20 19:11:45,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:45,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 19:11:45,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:45,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 19:11:45,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:45,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-20 19:11:45,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:45,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-20 19:11:45,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:45,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-20 19:11:45,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:45,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-20 19:11:45,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:45,205 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 6 proven. 186 refuted. 0 times theorem prover too weak. 2052 trivial. 0 not checked. [2024-11-20 19:11:45,205 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 19:11:45,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [784387506] [2024-11-20 19:11:45,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [784387506] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 19:11:45,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [342147297] [2024-11-20 19:11:45,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:11:45,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 19:11:45,206 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 19:11:45,209 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) [2024-11-20 19:11:45,210 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-20 19:11:45,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:45,317 INFO L255 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-20 19:11:45,327 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 19:11:45,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2024-11-20 19:11:45,579 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-20 19:11:45,837 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2024-11-20 19:11:45,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [342147297] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-20 19:11:45,838 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-20 19:11:45,838 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2024-11-20 19:11:45,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641036457] [2024-11-20 19:11:45,838 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-20 19:11:45,839 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-20 19:11:45,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 19:11:45,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-20 19:11:45,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-11-20 19:11:45,841 INFO L87 Difference]: Start difference. First operand 86 states and 124 transitions. Second operand has 11 states, 10 states have (on average 5.2) internal successors, (52), 11 states have internal predecessors, (52), 5 states have call successors, (98), 1 states have call predecessors, (98), 2 states have return successors, (98), 4 states have call predecessors, (98), 5 states have call successors, (98) [2024-11-20 19:11:46,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 19:11:46,168 INFO L93 Difference]: Finished difference Result 86 states and 124 transitions. [2024-11-20 19:11:46,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-20 19:11:46,169 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 5.2) internal successors, (52), 11 states have internal predecessors, (52), 5 states have call successors, (98), 1 states have call predecessors, (98), 2 states have return successors, (98), 4 states have call predecessors, (98), 5 states have call successors, (98) Word has length 187 [2024-11-20 19:11:46,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 19:11:46,171 INFO L225 Difference]: With dead ends: 86 [2024-11-20 19:11:46,171 INFO L226 Difference]: Without dead ends: 85 [2024-11-20 19:11:46,171 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 447 GetRequests, 436 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2024-11-20 19:11:46,172 INFO L432 NwaCegarLoop]: 79 mSDtfsCounter, 0 mSDsluCounter, 375 mSDsCounter, 0 mSdLazyCounter, 392 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 454 SdHoareTripleChecker+Invalid, 392 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 392 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-20 19:11:46,172 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 454 Invalid, 392 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 392 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-20 19:11:46,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2024-11-20 19:11:46,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2024-11-20 19:11:46,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 38 states have (on average 1.2894736842105263) internal successors, (49), 46 states have internal predecessors, (49), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-20 19:11:46,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 123 transitions. [2024-11-20 19:11:46,198 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 123 transitions. Word has length 187 [2024-11-20 19:11:46,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 19:11:46,199 INFO L471 AbstractCegarLoop]: Abstraction has 85 states and 123 transitions. [2024-11-20 19:11:46,199 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 5.2) internal successors, (52), 11 states have internal predecessors, (52), 5 states have call successors, (98), 1 states have call predecessors, (98), 2 states have return successors, (98), 4 states have call predecessors, (98), 5 states have call successors, (98) [2024-11-20 19:11:46,200 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2024-11-20 19:11:46,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-20 19:11:46,203 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 19:11:46,203 INFO L215 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 19:11:46,214 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-20 19:11:46,407 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 19:11:46,407 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2024-11-20 19:11:46,407 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 19:11:46,408 INFO L85 PathProgramCache]: Analyzing trace with hash 1600890337, now seen corresponding path program 1 times [2024-11-20 19:11:46,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 19:11:46,408 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1097440380] [2024-11-20 19:11:46,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:11:46,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 19:11:46,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:46,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-20 19:11:46,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:46,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-20 19:11:46,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:46,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-20 19:11:46,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:46,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-20 19:11:46,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:46,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-20 19:11:46,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:46,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-20 19:11:46,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:46,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-20 19:11:46,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:46,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-20 19:11:46,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:46,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-20 19:11:46,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:46,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-20 19:11:46,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:46,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-20 19:11:46,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:46,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-20 19:11:46,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:46,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-20 19:11:46,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:46,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 19:11:46,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:46,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-20 19:11:46,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:46,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 19:11:46,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:46,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-20 19:11:46,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:46,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 19:11:46,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:46,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-20 19:11:46,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:46,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 19:11:46,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:46,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 19:11:46,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:46,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 19:11:46,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:46,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-20 19:11:46,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:46,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-20 19:11:46,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:46,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-20 19:11:46,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:46,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-20 19:11:46,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:46,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-20 19:11:46,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:46,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-20 19:11:46,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:46,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 19:11:46,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:46,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 19:11:46,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:46,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-20 19:11:46,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:46,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-20 19:11:46,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:46,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-20 19:11:46,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:46,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-20 19:11:46,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:46,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-20 19:11:46,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:46,703 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 6 proven. 96 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2024-11-20 19:11:46,703 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 19:11:46,704 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1097440380] [2024-11-20 19:11:46,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1097440380] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 19:11:46,704 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1310875542] [2024-11-20 19:11:46,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:11:46,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 19:11:46,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 19:11:46,707 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) [2024-11-20 19:11:46,709 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-20 19:11:46,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:46,793 INFO L255 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-20 19:11:46,797 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 19:11:46,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 6 proven. 96 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2024-11-20 19:11:46,977 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-20 19:11:47,219 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 6 proven. 96 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2024-11-20 19:11:47,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1310875542] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-20 19:11:47,220 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-20 19:11:47,220 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2024-11-20 19:11:47,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [521976255] [2024-11-20 19:11:47,220 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-20 19:11:47,221 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-20 19:11:47,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 19:11:47,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-20 19:11:47,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-11-20 19:11:47,223 INFO L87 Difference]: Start difference. First operand 85 states and 123 transitions. Second operand has 10 states, 9 states have (on average 5.888888888888889) internal successors, (53), 8 states have internal predecessors, (53), 6 states have call successors, (98), 1 states have call predecessors, (98), 2 states have return successors, (99), 6 states have call predecessors, (99), 6 states have call successors, (99) [2024-11-20 19:11:47,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 19:11:47,483 INFO L93 Difference]: Finished difference Result 85 states and 123 transitions. [2024-11-20 19:11:47,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-20 19:11:47,484 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 5.888888888888889) internal successors, (53), 8 states have internal predecessors, (53), 6 states have call successors, (98), 1 states have call predecessors, (98), 2 states have return successors, (99), 6 states have call predecessors, (99), 6 states have call successors, (99) Word has length 192 [2024-11-20 19:11:47,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 19:11:47,485 INFO L225 Difference]: With dead ends: 85 [2024-11-20 19:11:47,486 INFO L226 Difference]: Without dead ends: 84 [2024-11-20 19:11:47,487 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 456 GetRequests, 448 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-11-20 19:11:47,487 INFO L432 NwaCegarLoop]: 79 mSDtfsCounter, 12 mSDsluCounter, 243 mSDsCounter, 0 mSdLazyCounter, 306 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 322 SdHoareTripleChecker+Invalid, 306 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 306 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-20 19:11:47,488 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 322 Invalid, 306 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 306 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-20 19:11:47,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2024-11-20 19:11:47,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2024-11-20 19:11:47,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 38 states have (on average 1.263157894736842) internal successors, (48), 45 states have internal predecessors, (48), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-20 19:11:47,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 122 transitions. [2024-11-20 19:11:47,501 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 122 transitions. Word has length 192 [2024-11-20 19:11:47,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 19:11:47,501 INFO L471 AbstractCegarLoop]: Abstraction has 84 states and 122 transitions. [2024-11-20 19:11:47,502 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 5.888888888888889) internal successors, (53), 8 states have internal predecessors, (53), 6 states have call successors, (98), 1 states have call predecessors, (98), 2 states have return successors, (99), 6 states have call predecessors, (99), 6 states have call successors, (99) [2024-11-20 19:11:47,502 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 122 transitions. [2024-11-20 19:11:47,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-11-20 19:11:47,504 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 19:11:47,504 INFO L215 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 19:11:47,513 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-20 19:11:47,705 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 19:11:47,705 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2024-11-20 19:11:47,705 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 19:11:47,705 INFO L85 PathProgramCache]: Analyzing trace with hash -1912007009, now seen corresponding path program 1 times [2024-11-20 19:11:47,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 19:11:47,706 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [280972954] [2024-11-20 19:11:47,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:11:47,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 19:11:47,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:47,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-20 19:11:47,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:47,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-20 19:11:47,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:47,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-20 19:11:47,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:47,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-20 19:11:47,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:47,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-20 19:11:47,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:47,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-20 19:11:47,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:47,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-20 19:11:47,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:47,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-20 19:11:47,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:47,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-20 19:11:47,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:47,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-20 19:11:47,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:47,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-20 19:11:47,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:47,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-20 19:11:47,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:47,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-20 19:11:47,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:47,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 19:11:47,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:47,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-20 19:11:48,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:48,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 19:11:48,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:48,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-20 19:11:48,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:48,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 19:11:48,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:48,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-20 19:11:48,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:48,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 19:11:48,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:48,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 19:11:48,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:48,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 19:11:48,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:48,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-20 19:11:48,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:48,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-20 19:11:48,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:48,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-20 19:11:48,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:48,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-20 19:11:48,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:48,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-20 19:11:48,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:48,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-20 19:11:48,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:48,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 19:11:48,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:48,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 19:11:48,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:48,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-20 19:11:48,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:48,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-20 19:11:48,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:48,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-20 19:11:48,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:48,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-20 19:11:48,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:48,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-20 19:11:48,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:48,078 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 12 proven. 90 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2024-11-20 19:11:48,078 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 19:11:48,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [280972954] [2024-11-20 19:11:48,078 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [280972954] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 19:11:48,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1798639951] [2024-11-20 19:11:48,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:11:48,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 19:11:48,079 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 19:11:48,081 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-20 19:11:48,083 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-20 19:11:48,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:48,163 INFO L255 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-20 19:11:48,166 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 19:11:48,331 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 12 proven. 90 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2024-11-20 19:11:48,331 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-20 19:11:48,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 12 proven. 90 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2024-11-20 19:11:48,570 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1798639951] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-20 19:11:48,570 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-20 19:11:48,570 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 12 [2024-11-20 19:11:48,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687338946] [2024-11-20 19:11:48,571 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-20 19:11:48,571 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-20 19:11:48,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 19:11:48,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-20 19:11:48,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2024-11-20 19:11:48,574 INFO L87 Difference]: Start difference. First operand 84 states and 122 transitions. Second operand has 13 states, 11 states have (on average 5.181818181818182) internal successors, (57), 13 states have internal predecessors, (57), 8 states have call successors, (100), 1 states have call predecessors, (100), 2 states have return successors, (101), 7 states have call predecessors, (101), 8 states have call successors, (101) [2024-11-20 19:11:48,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 19:11:48,934 INFO L93 Difference]: Finished difference Result 84 states and 122 transitions. [2024-11-20 19:11:48,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-20 19:11:48,935 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 11 states have (on average 5.181818181818182) internal successors, (57), 13 states have internal predecessors, (57), 8 states have call successors, (100), 1 states have call predecessors, (100), 2 states have return successors, (101), 7 states have call predecessors, (101), 8 states have call successors, (101) Word has length 193 [2024-11-20 19:11:48,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 19:11:48,936 INFO L225 Difference]: With dead ends: 84 [2024-11-20 19:11:48,938 INFO L226 Difference]: Without dead ends: 83 [2024-11-20 19:11:48,938 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 464 GetRequests, 449 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=188, Unknown=0, NotChecked=0, Total=240 [2024-11-20 19:11:48,939 INFO L432 NwaCegarLoop]: 75 mSDtfsCounter, 18 mSDsluCounter, 525 mSDsCounter, 0 mSdLazyCounter, 450 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 600 SdHoareTripleChecker+Invalid, 480 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 450 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-20 19:11:48,940 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 600 Invalid, 480 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 450 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-20 19:11:48,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2024-11-20 19:11:48,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2024-11-20 19:11:48,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 38 states have (on average 1.236842105263158) internal successors, (47), 44 states have internal predecessors, (47), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-20 19:11:48,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 121 transitions. [2024-11-20 19:11:48,956 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 121 transitions. Word has length 193 [2024-11-20 19:11:48,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 19:11:48,958 INFO L471 AbstractCegarLoop]: Abstraction has 83 states and 121 transitions. [2024-11-20 19:11:48,959 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 11 states have (on average 5.181818181818182) internal successors, (57), 13 states have internal predecessors, (57), 8 states have call successors, (100), 1 states have call predecessors, (100), 2 states have return successors, (101), 7 states have call predecessors, (101), 8 states have call successors, (101) [2024-11-20 19:11:48,959 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 121 transitions. [2024-11-20 19:11:48,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-20 19:11:48,962 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 19:11:48,963 INFO L215 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 19:11:48,971 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-20 19:11:49,166 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 19:11:49,167 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2024-11-20 19:11:49,167 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 19:11:49,167 INFO L85 PathProgramCache]: Analyzing trace with hash -744425208, now seen corresponding path program 1 times [2024-11-20 19:11:49,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 19:11:49,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495188291] [2024-11-20 19:11:49,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:11:49,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 19:11:49,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:49,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-20 19:11:49,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:49,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-20 19:11:49,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:49,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-20 19:11:49,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:49,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-20 19:11:49,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:49,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-20 19:11:49,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:49,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-20 19:11:49,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:49,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-20 19:11:49,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:49,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-20 19:11:49,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:49,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-20 19:11:49,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:49,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-20 19:11:49,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:49,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-20 19:11:49,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:49,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-20 19:11:49,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:49,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-20 19:11:49,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:49,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 19:11:49,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:49,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-20 19:11:49,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:49,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 19:11:49,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:49,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-20 19:11:49,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:49,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 19:11:49,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:49,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-20 19:11:49,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:49,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 19:11:49,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:49,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 19:11:49,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:49,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 19:11:49,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:49,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-20 19:11:49,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:49,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-20 19:11:49,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:49,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-20 19:11:49,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:49,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-20 19:11:49,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:49,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-20 19:11:49,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:49,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-20 19:11:49,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:49,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 19:11:49,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:49,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 19:11:49,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:49,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-20 19:11:49,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:49,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-20 19:11:49,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:49,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-20 19:11:49,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:49,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-20 19:11:49,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:49,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-20 19:11:49,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:49,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 18 proven. 180 refuted. 0 times theorem prover too weak. 2182 trivial. 0 not checked. [2024-11-20 19:11:49,492 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 19:11:49,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495188291] [2024-11-20 19:11:49,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [495188291] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 19:11:49,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [901780502] [2024-11-20 19:11:49,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:11:49,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 19:11:49,493 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 19:11:49,496 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-20 19:11:49,498 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-20 19:11:49,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:49,579 INFO L255 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-20 19:11:49,582 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 19:11:49,753 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 6 proven. 96 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2024-11-20 19:11:49,753 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-20 19:11:49,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 6 proven. 96 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2024-11-20 19:11:49,971 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [901780502] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-20 19:11:49,971 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-20 19:11:49,971 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2024-11-20 19:11:49,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913046120] [2024-11-20 19:11:49,971 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-20 19:11:49,972 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-20 19:11:49,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 19:11:49,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-20 19:11:49,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-11-20 19:11:49,973 INFO L87 Difference]: Start difference. First operand 83 states and 121 transitions. Second operand has 11 states, 10 states have (on average 6.2) internal successors, (62), 11 states have internal predecessors, (62), 5 states have call successors, (97), 1 states have call predecessors, (97), 2 states have return successors, (97), 5 states have call predecessors, (97), 5 states have call successors, (97) [2024-11-20 19:11:50,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 19:11:50,228 INFO L93 Difference]: Finished difference Result 83 states and 121 transitions. [2024-11-20 19:11:50,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-20 19:11:50,229 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 6.2) internal successors, (62), 11 states have internal predecessors, (62), 5 states have call successors, (97), 1 states have call predecessors, (97), 2 states have return successors, (97), 5 states have call predecessors, (97), 5 states have call successors, (97) Word has length 196 [2024-11-20 19:11:50,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 19:11:50,230 INFO L225 Difference]: With dead ends: 83 [2024-11-20 19:11:50,230 INFO L226 Difference]: Without dead ends: 82 [2024-11-20 19:11:50,230 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 467 GetRequests, 456 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2024-11-20 19:11:50,231 INFO L432 NwaCegarLoop]: 74 mSDtfsCounter, 12 mSDsluCounter, 258 mSDsCounter, 0 mSdLazyCounter, 286 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 332 SdHoareTripleChecker+Invalid, 286 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 286 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-20 19:11:50,231 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 332 Invalid, 286 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 286 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-20 19:11:50,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2024-11-20 19:11:50,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2024-11-20 19:11:50,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 38 states have (on average 1.2105263157894737) internal successors, (46), 43 states have internal predecessors, (46), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-20 19:11:50,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 120 transitions. [2024-11-20 19:11:50,241 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 120 transitions. Word has length 196 [2024-11-20 19:11:50,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 19:11:50,241 INFO L471 AbstractCegarLoop]: Abstraction has 82 states and 120 transitions. [2024-11-20 19:11:50,241 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 6.2) internal successors, (62), 11 states have internal predecessors, (62), 5 states have call successors, (97), 1 states have call predecessors, (97), 2 states have return successors, (97), 5 states have call predecessors, (97), 5 states have call successors, (97) [2024-11-20 19:11:50,242 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 120 transitions. [2024-11-20 19:11:50,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2024-11-20 19:11:50,244 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 19:11:50,244 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 19:11:50,253 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-11-20 19:11:50,444 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 19:11:50,445 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2024-11-20 19:11:50,445 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 19:11:50,445 INFO L85 PathProgramCache]: Analyzing trace with hash 1035239207, now seen corresponding path program 1 times [2024-11-20 19:11:50,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 19:11:50,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697343364] [2024-11-20 19:11:50,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:11:50,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 19:11:50,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:50,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-20 19:11:50,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:50,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-20 19:11:50,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:50,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-20 19:11:50,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:50,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-20 19:11:50,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:50,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-20 19:11:50,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:50,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-20 19:11:50,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:50,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-20 19:11:50,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:50,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-20 19:11:50,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:50,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-20 19:11:50,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:50,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-20 19:11:50,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:50,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-20 19:11:50,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:50,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-20 19:11:50,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:50,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-20 19:11:50,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:50,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 19:11:50,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:50,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-20 19:11:50,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:50,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 19:11:50,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:50,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-20 19:11:50,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:50,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 19:11:50,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:50,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-20 19:11:50,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:50,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 19:11:50,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:50,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 19:11:50,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:50,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 19:11:50,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:50,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-20 19:11:50,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:50,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-20 19:11:50,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:50,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-20 19:11:50,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:50,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-20 19:11:50,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:50,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-20 19:11:50,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:50,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-20 19:11:50,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:50,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 19:11:50,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:50,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 19:11:50,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:50,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-20 19:11:50,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:50,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-20 19:11:50,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:50,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-20 19:11:50,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:50,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-20 19:11:50,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:50,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-20 19:11:50,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:50,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 19:11:50,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:50,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 12 proven. 93 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2024-11-20 19:11:50,690 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 19:11:50,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697343364] [2024-11-20 19:11:50,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1697343364] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 19:11:50,691 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2028154405] [2024-11-20 19:11:50,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:11:50,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 19:11:50,691 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 19:11:50,694 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-20 19:11:50,695 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-20 19:11:50,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:50,781 INFO L255 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-20 19:11:50,784 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 19:11:50,936 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 12 proven. 93 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2024-11-20 19:11:50,937 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-20 19:11:51,193 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 12 proven. 93 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2024-11-20 19:11:51,194 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2028154405] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-20 19:11:51,194 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-20 19:11:51,194 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2024-11-20 19:11:51,194 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910535060] [2024-11-20 19:11:51,194 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-20 19:11:51,195 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-20 19:11:51,195 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 19:11:51,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-20 19:11:51,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-11-20 19:11:51,196 INFO L87 Difference]: Start difference. First operand 82 states and 120 transitions. Second operand has 10 states, 9 states have (on average 7.0) internal successors, (63), 8 states have internal predecessors, (63), 6 states have call successors, (97), 1 states have call predecessors, (97), 2 states have return successors, (98), 6 states have call predecessors, (98), 6 states have call successors, (98) [2024-11-20 19:11:51,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 19:11:51,451 INFO L93 Difference]: Finished difference Result 82 states and 120 transitions. [2024-11-20 19:11:51,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-20 19:11:51,452 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 7.0) internal successors, (63), 8 states have internal predecessors, (63), 6 states have call successors, (97), 1 states have call predecessors, (97), 2 states have return successors, (98), 6 states have call predecessors, (98), 6 states have call successors, (98) Word has length 201 [2024-11-20 19:11:51,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 19:11:51,453 INFO L225 Difference]: With dead ends: 82 [2024-11-20 19:11:51,454 INFO L226 Difference]: Without dead ends: 81 [2024-11-20 19:11:51,454 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 476 GetRequests, 468 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-11-20 19:11:51,455 INFO L432 NwaCegarLoop]: 76 mSDtfsCounter, 14 mSDsluCounter, 320 mSDsCounter, 0 mSdLazyCounter, 334 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 396 SdHoareTripleChecker+Invalid, 334 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 334 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-20 19:11:51,455 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 396 Invalid, 334 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 334 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-20 19:11:51,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2024-11-20 19:11:51,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2024-11-20 19:11:51,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 38 states have (on average 1.1842105263157894) internal successors, (45), 42 states have internal predecessors, (45), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-20 19:11:51,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 119 transitions. [2024-11-20 19:11:51,464 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 119 transitions. Word has length 201 [2024-11-20 19:11:51,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 19:11:51,465 INFO L471 AbstractCegarLoop]: Abstraction has 81 states and 119 transitions. [2024-11-20 19:11:51,465 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 7.0) internal successors, (63), 8 states have internal predecessors, (63), 6 states have call successors, (97), 1 states have call predecessors, (97), 2 states have return successors, (98), 6 states have call predecessors, (98), 6 states have call successors, (98) [2024-11-20 19:11:51,465 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 119 transitions. [2024-11-20 19:11:51,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2024-11-20 19:11:51,467 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 19:11:51,468 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 19:11:51,477 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-20 19:11:51,671 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 19:11:51,671 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2024-11-20 19:11:51,672 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 19:11:51,672 INFO L85 PathProgramCache]: Analyzing trace with hash 2027644457, now seen corresponding path program 1 times [2024-11-20 19:11:51,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 19:11:51,673 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910286567] [2024-11-20 19:11:51,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:11:51,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 19:11:51,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:51,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-20 19:11:51,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:51,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-20 19:11:51,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:51,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-20 19:11:51,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:51,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-20 19:11:51,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:51,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-20 19:11:51,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:51,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-20 19:11:51,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:51,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-20 19:11:51,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:51,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-20 19:11:51,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:51,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-20 19:11:51,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:51,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-20 19:11:51,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:51,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-20 19:11:51,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:51,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-20 19:11:51,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:51,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-20 19:11:51,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:51,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 19:11:51,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:51,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-20 19:11:51,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:51,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 19:11:51,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:51,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-20 19:11:51,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:51,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 19:11:51,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:51,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-20 19:11:51,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:51,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 19:11:51,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:51,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 19:11:51,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:51,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 19:11:51,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:51,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-20 19:11:51,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:51,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-20 19:11:51,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:51,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-20 19:11:51,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:51,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-20 19:11:51,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:51,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-20 19:11:51,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:51,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-20 19:11:51,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:51,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 19:11:51,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:51,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 19:11:51,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:51,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-20 19:11:51,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:51,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-20 19:11:51,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:51,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-20 19:11:51,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:51,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-20 19:11:51,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:51,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-20 19:11:51,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:51,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 19:11:51,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:51,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 18 proven. 87 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2024-11-20 19:11:51,888 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 19:11:51,888 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [910286567] [2024-11-20 19:11:51,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [910286567] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 19:11:51,888 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1809190493] [2024-11-20 19:11:51,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:11:51,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 19:11:51,889 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 19:11:51,891 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-20 19:11:51,892 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-20 19:11:51,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:51,970 INFO L255 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-20 19:11:51,974 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 19:11:52,145 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 18 proven. 87 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2024-11-20 19:11:52,145 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-20 19:11:52,348 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 18 proven. 87 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2024-11-20 19:11:52,349 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1809190493] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-20 19:11:52,349 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-20 19:11:52,349 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2024-11-20 19:11:52,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899069210] [2024-11-20 19:11:52,349 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-20 19:11:52,350 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-20 19:11:52,350 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 19:11:52,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-20 19:11:52,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-20 19:11:52,351 INFO L87 Difference]: Start difference. First operand 81 states and 119 transitions. Second operand has 8 states, 7 states have (on average 6.714285714285714) internal successors, (47), 8 states have internal predecessors, (47), 4 states have call successors, (65), 1 states have call predecessors, (65), 2 states have return successors, (66), 4 states have call predecessors, (66), 4 states have call successors, (66) [2024-11-20 19:11:52,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 19:11:52,576 INFO L93 Difference]: Finished difference Result 81 states and 119 transitions. [2024-11-20 19:11:52,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-20 19:11:52,577 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 6.714285714285714) internal successors, (47), 8 states have internal predecessors, (47), 4 states have call successors, (65), 1 states have call predecessors, (65), 2 states have return successors, (66), 4 states have call predecessors, (66), 4 states have call successors, (66) Word has length 202 [2024-11-20 19:11:52,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 19:11:52,578 INFO L225 Difference]: With dead ends: 81 [2024-11-20 19:11:52,578 INFO L226 Difference]: Without dead ends: 80 [2024-11-20 19:11:52,578 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 478 GetRequests, 471 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-20 19:11:52,579 INFO L432 NwaCegarLoop]: 76 mSDtfsCounter, 18 mSDsluCounter, 216 mSDsCounter, 0 mSdLazyCounter, 302 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 292 SdHoareTripleChecker+Invalid, 302 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 302 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-20 19:11:52,579 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 292 Invalid, 302 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 302 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-20 19:11:52,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2024-11-20 19:11:52,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2024-11-20 19:11:52,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 38 states have (on average 1.1578947368421053) internal successors, (44), 41 states have internal predecessors, (44), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-20 19:11:52,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 118 transitions. [2024-11-20 19:11:52,591 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 118 transitions. Word has length 202 [2024-11-20 19:11:52,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 19:11:52,592 INFO L471 AbstractCegarLoop]: Abstraction has 80 states and 118 transitions. [2024-11-20 19:11:52,592 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 6.714285714285714) internal successors, (47), 8 states have internal predecessors, (47), 4 states have call successors, (65), 1 states have call predecessors, (65), 2 states have return successors, (66), 4 states have call predecessors, (66), 4 states have call successors, (66) [2024-11-20 19:11:52,592 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 118 transitions. [2024-11-20 19:11:52,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2024-11-20 19:11:52,594 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 19:11:52,594 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 19:11:52,604 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-20 19:11:52,795 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-20 19:11:52,797 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2024-11-20 19:11:52,797 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 19:11:52,797 INFO L85 PathProgramCache]: Analyzing trace with hash 1136083790, now seen corresponding path program 1 times [2024-11-20 19:11:52,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 19:11:52,797 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589513206] [2024-11-20 19:11:52,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:11:52,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 19:11:52,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:52,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-20 19:11:52,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:52,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-20 19:11:52,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:52,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-20 19:11:52,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:52,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-20 19:11:52,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:52,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-20 19:11:52,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:52,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-20 19:11:52,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:52,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-20 19:11:52,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:52,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-20 19:11:52,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:52,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-20 19:11:52,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:52,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-20 19:11:52,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:52,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-20 19:11:52,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:52,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-20 19:11:52,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:52,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-20 19:11:52,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:52,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 19:11:52,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:52,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-20 19:11:52,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:52,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 19:11:52,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:52,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-20 19:11:52,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:52,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 19:11:52,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:52,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-20 19:11:52,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:52,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 19:11:52,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:52,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 19:11:52,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:52,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 19:11:52,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:52,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-20 19:11:52,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:52,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-20 19:11:52,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:52,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-20 19:11:52,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:52,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-20 19:11:52,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:52,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-20 19:11:52,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:52,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-20 19:11:52,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:52,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 19:11:52,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:53,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 19:11:53,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:53,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-20 19:11:53,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:53,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-20 19:11:53,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:53,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-20 19:11:53,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:53,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-20 19:11:53,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:53,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-20 19:11:53,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:53,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 19:11:53,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:53,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 12 proven. 93 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2024-11-20 19:11:53,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 19:11:53,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [589513206] [2024-11-20 19:11:53,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [589513206] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 19:11:53,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1964139050] [2024-11-20 19:11:53,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:11:53,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 19:11:53,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 19:11:53,021 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-20 19:11:53,023 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-20 19:11:53,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:53,112 INFO L255 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-20 19:11:53,115 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 19:11:53,473 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 153 proven. 231 refuted. 0 times theorem prover too weak. 2136 trivial. 0 not checked. [2024-11-20 19:11:53,473 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-20 19:11:53,853 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 153 proven. 231 refuted. 0 times theorem prover too weak. 2136 trivial. 0 not checked. [2024-11-20 19:11:53,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1964139050] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-20 19:11:53,853 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-20 19:11:53,853 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 10, 11] total 20 [2024-11-20 19:11:53,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464813609] [2024-11-20 19:11:53,854 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-20 19:11:53,854 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-11-20 19:11:53,854 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 19:11:53,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-11-20 19:11:53,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=358, Unknown=0, NotChecked=0, Total=420 [2024-11-20 19:11:53,856 INFO L87 Difference]: Start difference. First operand 80 states and 118 transitions. Second operand has 21 states, 19 states have (on average 3.789473684210526) internal successors, (72), 20 states have internal predecessors, (72), 11 states have call successors, (102), 1 states have call predecessors, (102), 2 states have return successors, (104), 10 states have call predecessors, (104), 11 states have call successors, (104) [2024-11-20 19:11:54,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 19:11:54,386 INFO L93 Difference]: Finished difference Result 84 states and 123 transitions. [2024-11-20 19:11:54,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-20 19:11:54,386 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 19 states have (on average 3.789473684210526) internal successors, (72), 20 states have internal predecessors, (72), 11 states have call successors, (102), 1 states have call predecessors, (102), 2 states have return successors, (104), 10 states have call predecessors, (104), 11 states have call successors, (104) Word has length 205 [2024-11-20 19:11:54,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 19:11:54,387 INFO L225 Difference]: With dead ends: 84 [2024-11-20 19:11:54,387 INFO L226 Difference]: Without dead ends: 83 [2024-11-20 19:11:54,388 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 492 GetRequests, 465 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=138, Invalid=618, Unknown=0, NotChecked=0, Total=756 [2024-11-20 19:11:54,388 INFO L432 NwaCegarLoop]: 64 mSDtfsCounter, 58 mSDsluCounter, 627 mSDsCounter, 0 mSdLazyCounter, 716 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 691 SdHoareTripleChecker+Invalid, 776 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 716 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-20 19:11:54,389 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 691 Invalid, 776 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 716 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-20 19:11:54,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2024-11-20 19:11:54,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 79. [2024-11-20 19:11:54,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 38 states have (on average 1.131578947368421) internal successors, (43), 40 states have internal predecessors, (43), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-20 19:11:54,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 117 transitions. [2024-11-20 19:11:54,400 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 117 transitions. Word has length 205 [2024-11-20 19:11:54,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 19:11:54,401 INFO L471 AbstractCegarLoop]: Abstraction has 79 states and 117 transitions. [2024-11-20 19:11:54,401 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 19 states have (on average 3.789473684210526) internal successors, (72), 20 states have internal predecessors, (72), 11 states have call successors, (102), 1 states have call predecessors, (102), 2 states have return successors, (104), 10 states have call predecessors, (104), 11 states have call successors, (104) [2024-11-20 19:11:54,402 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 117 transitions. [2024-11-20 19:11:54,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-11-20 19:11:54,404 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 19:11:54,404 INFO L215 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 19:11:54,413 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-20 19:11:54,605 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 19:11:54,605 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2024-11-20 19:11:54,605 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 19:11:54,605 INFO L85 PathProgramCache]: Analyzing trace with hash 294377533, now seen corresponding path program 1 times [2024-11-20 19:11:54,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 19:11:54,606 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [694375541] [2024-11-20 19:11:54,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:11:54,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 19:11:54,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-20 19:11:54,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-20 19:11:54,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-20 19:11:54,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-20 19:11:54,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-20 19:11:54,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-20 19:11:54,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-20 19:11:54,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-20 19:11:54,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-20 19:11:54,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-20 19:11:54,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-20 19:11:54,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-20 19:11:54,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-20 19:11:54,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 19:11:54,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-20 19:11:54,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 19:11:54,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-20 19:11:54,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 19:11:54,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-20 19:11:54,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 19:11:54,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 19:11:54,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 19:11:54,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-20 19:11:54,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-20 19:11:54,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-20 19:11:54,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-20 19:11:54,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-20 19:11:54,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-20 19:11:54,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 19:11:54,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 19:11:54,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-20 19:11:54,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-20 19:11:54,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-20 19:11:54,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-20 19:11:54,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-20 19:11:54,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 19:11:54,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-20 19:11:54,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 18 proven. 90 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2024-11-20 19:11:54,791 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 19:11:54,791 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [694375541] [2024-11-20 19:11:54,791 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [694375541] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 19:11:54,791 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [7534306] [2024-11-20 19:11:54,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:11:54,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 19:11:54,792 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 19:11:54,794 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-20 19:11:54,795 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-20 19:11:54,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:54,873 INFO L255 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-20 19:11:54,876 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 19:11:55,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 18 proven. 90 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2024-11-20 19:11:55,026 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-20 19:11:55,248 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 18 proven. 90 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2024-11-20 19:11:55,248 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [7534306] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-20 19:11:55,248 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-20 19:11:55,248 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2024-11-20 19:11:55,248 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1512173584] [2024-11-20 19:11:55,249 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-20 19:11:55,249 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-20 19:11:55,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 19:11:55,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-20 19:11:55,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-11-20 19:11:55,250 INFO L87 Difference]: Start difference. First operand 79 states and 117 transitions. Second operand has 10 states, 9 states have (on average 8.11111111111111) internal successors, (73), 8 states have internal predecessors, (73), 6 states have call successors, (96), 1 states have call predecessors, (96), 2 states have return successors, (97), 6 states have call predecessors, (97), 6 states have call successors, (97) [2024-11-20 19:11:55,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 19:11:55,425 INFO L93 Difference]: Finished difference Result 79 states and 117 transitions. [2024-11-20 19:11:55,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-20 19:11:55,426 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 8.11111111111111) internal successors, (73), 8 states have internal predecessors, (73), 6 states have call successors, (96), 1 states have call predecessors, (96), 2 states have return successors, (97), 6 states have call predecessors, (97), 6 states have call successors, (97) Word has length 210 [2024-11-20 19:11:55,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 19:11:55,427 INFO L225 Difference]: With dead ends: 79 [2024-11-20 19:11:55,427 INFO L226 Difference]: Without dead ends: 78 [2024-11-20 19:11:55,427 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 496 GetRequests, 488 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-11-20 19:11:55,428 INFO L432 NwaCegarLoop]: 73 mSDtfsCounter, 20 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 240 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 277 SdHoareTripleChecker+Invalid, 240 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 240 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-20 19:11:55,428 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 277 Invalid, 240 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 240 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-20 19:11:55,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2024-11-20 19:11:55,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2024-11-20 19:11:55,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 38 states have (on average 1.105263157894737) internal successors, (42), 39 states have internal predecessors, (42), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-20 19:11:55,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 116 transitions. [2024-11-20 19:11:55,436 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 116 transitions. Word has length 210 [2024-11-20 19:11:55,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 19:11:55,437 INFO L471 AbstractCegarLoop]: Abstraction has 78 states and 116 transitions. [2024-11-20 19:11:55,437 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 8.11111111111111) internal successors, (73), 8 states have internal predecessors, (73), 6 states have call successors, (96), 1 states have call predecessors, (96), 2 states have return successors, (97), 6 states have call predecessors, (97), 6 states have call successors, (97) [2024-11-20 19:11:55,437 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 116 transitions. [2024-11-20 19:11:55,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-11-20 19:11:55,438 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 19:11:55,439 INFO L215 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 19:11:55,448 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-11-20 19:11:55,639 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-11-20 19:11:55,639 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2024-11-20 19:11:55,640 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 19:11:55,640 INFO L85 PathProgramCache]: Analyzing trace with hash 535769059, now seen corresponding path program 1 times [2024-11-20 19:11:55,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 19:11:55,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037544633] [2024-11-20 19:11:55,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:11:55,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 19:11:55,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-20 19:11:55,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-20 19:11:55,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-20 19:11:55,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-20 19:11:55,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-20 19:11:55,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-20 19:11:55,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-20 19:11:55,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-20 19:11:55,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-20 19:11:55,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-20 19:11:55,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-20 19:11:55,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-20 19:11:55,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-20 19:11:55,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 19:11:55,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-20 19:11:55,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 19:11:55,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-20 19:11:55,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 19:11:55,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-20 19:11:55,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 19:11:55,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 19:11:55,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 19:11:55,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-20 19:11:55,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-20 19:11:55,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-20 19:11:55,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-20 19:11:55,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-20 19:11:55,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-20 19:11:55,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 19:11:55,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 19:11:55,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-20 19:11:55,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-20 19:11:55,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-20 19:11:55,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-20 19:11:55,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-20 19:11:55,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 19:11:55,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-20 19:11:55,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,884 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 24 proven. 84 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2024-11-20 19:11:55,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 19:11:55,885 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2037544633] [2024-11-20 19:11:55,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2037544633] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 19:11:55,885 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [598573384] [2024-11-20 19:11:55,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:11:55,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 19:11:55,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 19:11:55,887 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-20 19:11:55,888 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-20 19:11:55,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:55,975 INFO L255 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-20 19:11:55,978 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 19:11:56,159 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 24 proven. 84 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2024-11-20 19:11:56,159 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-20 19:11:56,388 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 24 proven. 84 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2024-11-20 19:11:56,388 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [598573384] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-20 19:11:56,388 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-20 19:11:56,388 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 10 [2024-11-20 19:11:56,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531927569] [2024-11-20 19:11:56,389 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-20 19:11:56,389 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-20 19:11:56,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 19:11:56,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-20 19:11:56,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-20 19:11:56,390 INFO L87 Difference]: Start difference. First operand 78 states and 116 transitions. Second operand has 11 states, 10 states have (on average 7.4) internal successors, (74), 11 states have internal predecessors, (74), 6 states have call successors, (97), 1 states have call predecessors, (97), 2 states have return successors, (98), 6 states have call predecessors, (98), 6 states have call successors, (98) [2024-11-20 19:11:56,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 19:11:56,672 INFO L93 Difference]: Finished difference Result 78 states and 116 transitions. [2024-11-20 19:11:56,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-20 19:11:56,672 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 7.4) internal successors, (74), 11 states have internal predecessors, (74), 6 states have call successors, (97), 1 states have call predecessors, (97), 2 states have return successors, (98), 6 states have call predecessors, (98), 6 states have call successors, (98) Word has length 211 [2024-11-20 19:11:56,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 19:11:56,674 INFO L225 Difference]: With dead ends: 78 [2024-11-20 19:11:56,674 INFO L226 Difference]: Without dead ends: 77 [2024-11-20 19:11:56,674 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 504 GetRequests, 490 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2024-11-20 19:11:56,675 INFO L432 NwaCegarLoop]: 63 mSDtfsCounter, 58 mSDsluCounter, 254 mSDsCounter, 0 mSdLazyCounter, 258 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 317 SdHoareTripleChecker+Invalid, 288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 258 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-20 19:11:56,675 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 317 Invalid, 288 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 258 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-20 19:11:56,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2024-11-20 19:11:56,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2024-11-20 19:11:56,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 38 states have (on average 1.0789473684210527) internal successors, (41), 38 states have internal predecessors, (41), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-20 19:11:56,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 115 transitions. [2024-11-20 19:11:56,684 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 115 transitions. Word has length 211 [2024-11-20 19:11:56,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 19:11:56,685 INFO L471 AbstractCegarLoop]: Abstraction has 77 states and 115 transitions. [2024-11-20 19:11:56,685 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 7.4) internal successors, (74), 11 states have internal predecessors, (74), 6 states have call successors, (97), 1 states have call predecessors, (97), 2 states have return successors, (98), 6 states have call predecessors, (98), 6 states have call successors, (98) [2024-11-20 19:11:56,685 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 115 transitions. [2024-11-20 19:11:56,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2024-11-20 19:11:56,686 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 19:11:56,686 INFO L215 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 19:11:56,695 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-11-20 19:11:56,886 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-11-20 19:11:56,887 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2024-11-20 19:11:56,887 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 19:11:56,887 INFO L85 PathProgramCache]: Analyzing trace with hash 997696868, now seen corresponding path program 1 times [2024-11-20 19:11:56,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 19:11:56,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2079109843] [2024-11-20 19:11:56,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:11:56,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 19:11:56,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-20 19:11:57,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-20 19:11:57,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-20 19:11:57,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-20 19:11:57,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-20 19:11:57,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-20 19:11:57,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-20 19:11:57,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-20 19:11:57,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-20 19:11:57,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-20 19:11:57,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-20 19:11:57,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-20 19:11:57,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-20 19:11:57,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 19:11:57,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-20 19:11:57,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 19:11:57,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-20 19:11:57,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 19:11:57,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-20 19:11:57,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 19:11:57,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 19:11:57,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-20 19:11:57,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-20 19:11:57,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-20 19:11:57,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-20 19:11:57,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-20 19:11:57,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-20 19:11:57,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-20 19:11:57,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-20 19:11:57,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-20 19:11:57,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-20 19:11:57,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-20 19:11:57,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-20 19:11:57,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-20 19:11:57,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-20 19:11:57,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-20 19:11:57,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-20 19:11:57,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,132 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 18 proven. 90 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2024-11-20 19:11:57,133 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 19:11:57,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2079109843] [2024-11-20 19:11:57,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2079109843] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 19:11:57,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [34002933] [2024-11-20 19:11:57,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 19:11:57,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 19:11:57,134 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 19:11:57,136 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-20 19:11:57,151 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-20 19:11:57,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 19:11:57,232 INFO L255 TraceCheckSpWp]: Trace formula consists of 411 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-20 19:11:57,235 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 19:11:57,388 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 18 proven. 90 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2024-11-20 19:11:57,389 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-20 19:11:57,611 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 18 proven. 90 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2024-11-20 19:11:57,611 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [34002933] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-20 19:11:57,611 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-20 19:11:57,611 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 8 [2024-11-20 19:11:57,612 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906463873] [2024-11-20 19:11:57,612 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-20 19:11:57,612 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-20 19:11:57,612 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 19:11:57,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-20 19:11:57,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-20 19:11:57,613 INFO L87 Difference]: Start difference. First operand 77 states and 115 transitions. Second operand has 9 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 4 states have call successors, (66), 1 states have call predecessors, (66), 2 states have return successors, (66), 4 states have call predecessors, (66), 4 states have call successors, (66) [2024-11-20 19:11:57,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 19:11:57,838 INFO L93 Difference]: Finished difference Result 77 states and 115 transitions. [2024-11-20 19:11:57,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-20 19:11:57,839 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 4 states have call successors, (66), 1 states have call predecessors, (66), 2 states have return successors, (66), 4 states have call predecessors, (66), 4 states have call successors, (66) Word has length 214 [2024-11-20 19:11:57,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 19:11:57,840 INFO L225 Difference]: With dead ends: 77 [2024-11-20 19:11:57,840 INFO L226 Difference]: Without dead ends: 0 [2024-11-20 19:11:57,840 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 505 GetRequests, 496 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-20 19:11:57,841 INFO L432 NwaCegarLoop]: 70 mSDtfsCounter, 27 mSDsluCounter, 198 mSDsCounter, 0 mSdLazyCounter, 292 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 268 SdHoareTripleChecker+Invalid, 292 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-20 19:11:57,841 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 268 Invalid, 292 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 292 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-20 19:11:57,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-20 19:11:57,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-20 19:11:57,842 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) [2024-11-20 19:11:57,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-20 19:11:57,845 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 214 [2024-11-20 19:11:57,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 19:11:57,845 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-20 19:11:57,845 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 4 states have call successors, (66), 1 states have call predecessors, (66), 2 states have return successors, (66), 4 states have call predecessors, (66), 4 states have call successors, (66) [2024-11-20 19:11:57,845 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-20 19:11:57,845 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-20 19:11:57,848 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 16 remaining) [2024-11-20 19:11:57,849 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 16 remaining) [2024-11-20 19:11:57,849 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 16 remaining) [2024-11-20 19:11:57,849 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 16 remaining) [2024-11-20 19:11:57,849 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 16 remaining) [2024-11-20 19:11:57,849 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 16 remaining) [2024-11-20 19:11:57,850 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 16 remaining) [2024-11-20 19:11:57,850 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 16 remaining) [2024-11-20 19:11:57,850 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 16 remaining) [2024-11-20 19:11:57,850 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 16 remaining) [2024-11-20 19:11:57,850 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 16 remaining) [2024-11-20 19:11:57,851 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 16 remaining) [2024-11-20 19:11:57,851 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 16 remaining) [2024-11-20 19:11:57,851 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 16 remaining) [2024-11-20 19:11:57,851 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 16 remaining) [2024-11-20 19:11:57,851 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 16 remaining) [2024-11-20 19:11:57,861 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-11-20 19:11:58,051 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-11-20 19:11:58,055 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 19:11:58,058 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-20 19:11:58,744 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-20 19:11:58,769 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 07:11:58 BoogieIcfgContainer [2024-11-20 19:11:58,769 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-20 19:11:58,770 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-20 19:11:58,770 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-20 19:11:58,771 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-20 19:11:58,771 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:11:40" (3/4) ... [2024-11-20 19:11:58,774 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-20 19:11:58,778 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume [2024-11-20 19:11:58,786 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-11-20 19:11:58,788 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-20 19:11:58,788 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-20 19:11:58,788 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-20 19:11:58,896 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-20 19:11:58,897 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-20 19:11:58,897 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-20 19:11:58,898 INFO L158 Benchmark]: Toolchain (without parser) took 19664.76ms. Allocated memory was 157.3MB in the beginning and 323.0MB in the end (delta: 165.7MB). Free memory was 103.0MB in the beginning and 142.1MB in the end (delta: -39.2MB). Peak memory consumption was 128.3MB. Max. memory is 16.1GB. [2024-11-20 19:11:58,898 INFO L158 Benchmark]: CDTParser took 0.92ms. Allocated memory is still 157.3MB. Free memory is still 117.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-20 19:11:58,898 INFO L158 Benchmark]: CACSL2BoogieTranslator took 302.83ms. Allocated memory is still 157.3MB. Free memory was 102.6MB in the beginning and 89.2MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-20 19:11:58,899 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.87ms. Allocated memory is still 157.3MB. Free memory was 89.2MB in the beginning and 87.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-20 19:11:58,899 INFO L158 Benchmark]: Boogie Preprocessor took 45.36ms. Allocated memory is still 157.3MB. Free memory was 87.5MB in the beginning and 85.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-20 19:11:58,899 INFO L158 Benchmark]: RCFGBuilder took 529.11ms. Allocated memory is still 157.3MB. Free memory was 85.4MB in the beginning and 68.2MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-20 19:11:58,900 INFO L158 Benchmark]: TraceAbstraction took 18611.22ms. Allocated memory was 157.3MB in the beginning and 323.0MB in the end (delta: 165.7MB). Free memory was 67.3MB in the beginning and 148.4MB in the end (delta: -81.1MB). Peak memory consumption was 86.3MB. Max. memory is 16.1GB. [2024-11-20 19:11:58,900 INFO L158 Benchmark]: Witness Printer took 127.48ms. Allocated memory is still 323.0MB. Free memory was 148.4MB in the beginning and 142.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-20 19:11:58,902 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.92ms. Allocated memory is still 157.3MB. Free memory is still 117.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 302.83ms. Allocated memory is still 157.3MB. Free memory was 102.6MB in the beginning and 89.2MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.87ms. Allocated memory is still 157.3MB. Free memory was 89.2MB in the beginning and 87.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.36ms. Allocated memory is still 157.3MB. Free memory was 87.5MB in the beginning and 85.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 529.11ms. Allocated memory is still 157.3MB. Free memory was 85.4MB in the beginning and 68.2MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 18611.22ms. Allocated memory was 157.3MB in the beginning and 323.0MB in the end (delta: 165.7MB). Free memory was 67.3MB in the beginning and 148.4MB in the end (delta: -81.1MB). Peak memory consumption was 86.3MB. Max. memory is 16.1GB. * Witness Printer took 127.48ms. Allocated memory is still 323.0MB. Free memory was 148.4MB in the beginning and 142.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 81]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 81]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 82]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 82]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 84]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 84]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 85]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 85]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 87]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 87]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 88]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 88]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 90]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 90]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 91]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 91]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 99 locations, 16 error locations. Started 1 CEGAR loops. OverallTime: 17.8s, OverallIterations: 14, TraceHistogramMax: 37, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 3.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 244 SdHoareTripleChecker+Valid, 3.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 244 mSDsluCounter, 5118 SdHoareTripleChecker+Invalid, 2.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3965 mSDsCounter, 126 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4054 IncrementalHoareTripleChecker+Invalid, 4180 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 126 mSolverCounterUnsat, 1153 mSDtfsCounter, 4054 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5833 GetRequests, 5699 SyntacticMatches, 9 SemanticMatches, 125 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 188 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=99occurred in iteration=0, InterpolantAutomatonStates: 96, 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, 14 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 9.6s InterpolantComputationTime, 5125 NumberOfCodeBlocks, 5125 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 7465 ConstructedInterpolants, 0 QuantifiedInterpolants, 16613 SizeOfPredicates, 12 NumberOfNonLiveVariables, 4564 ConjunctsInSsa, 105 ConjunctsInUnsatCore, 38 InterpolantComputations, 2 PerfectInterpolantSequences, 88983/92760 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 16 specifications checked. All of them hold - ProcedureContractResult [Line: 19]: Procedure Contract for assume Derived contract for procedure assume. Ensures: (cond != 0) RESULT: Ultimate proved your program to be correct! [2024-11-20 19:11:58,924 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE