./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 61a67961 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.fs.cvc5-61a6796-m [2024-10-14 21:17:55,412 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 21:17:55,470 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-10-14 21:17:55,474 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 21:17:55,475 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 21:17:55,503 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 21:17:55,504 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 21:17:55,504 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 21:17:55,505 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 21:17:55,505 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 21:17:55,506 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 21:17:55,506 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 21:17:55,507 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 21:17:55,507 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 21:17:55,507 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 21:17:55,508 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 21:17:55,508 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 21:17:55,509 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 21:17:55,509 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 21:17:55,509 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 21:17:55,510 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 21:17:55,513 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 21:17:55,513 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 21:17:55,513 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 21:17:55,514 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 21:17:55,514 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-14 21:17:55,514 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-14 21:17:55,514 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 21:17:55,515 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 21:17:55,515 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 21:17:55,518 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 21:17:55,518 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 21:17:55,519 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 21:17:55,519 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 21:17:55,519 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 21:17:55,519 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 21:17:55,519 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 21:17:55,520 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 21:17:55,520 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 21:17:55,520 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 21:17:55,520 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 21:17:55,521 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 21:17:55,522 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 21:17:55,522 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 21:17:55,523 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9f3ee9eee9186ec2e7139b6da07915cfbf3926b7d28b3dac4ebf3fd8205beb2 [2024-10-14 21:17:55,744 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 21:17:55,769 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 21:17:55,772 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 21:17:55,773 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 21:17:55,774 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 21:17:55,775 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/xcsp/AllInterval-005.c [2024-10-14 21:17:57,320 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 21:17:57,500 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 21:17:57,500 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/xcsp/AllInterval-005.c [2024-10-14 21:17:57,510 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c087bd8a/ebf9bcb2e79445d388814bc8e7b2715d/FLAGf5757c0f9 [2024-10-14 21:17:57,523 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c087bd8a/ebf9bcb2e79445d388814bc8e7b2715d [2024-10-14 21:17:57,525 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 21:17:57,527 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 21:17:57,528 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 21:17:57,528 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 21:17:57,533 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 21:17:57,534 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 09:17:57" (1/1) ... [2024-10-14 21:17:57,534 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51c774d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:17:57, skipping insertion in model container [2024-10-14 21:17:57,535 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 09:17:57" (1/1) ... [2024-10-14 21:17:57,561 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 21:17:57,840 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 21:17:57,864 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 21:17:57,896 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 21:17:57,921 INFO L204 MainTranslator]: Completed translation [2024-10-14 21:17:57,922 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:17:57 WrapperNode [2024-10-14 21:17:57,926 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 21:17:57,927 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 21:17:57,928 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 21:17:57,928 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 21:17:57,936 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:17:57" (1/1) ... [2024-10-14 21:17:57,945 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:17:57" (1/1) ... [2024-10-14 21:17:57,973 INFO L138 Inliner]: procedures = 13, calls = 46, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 141 [2024-10-14 21:17:57,977 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 21:17:57,978 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 21:17:57,979 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 21:17:57,979 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 21:17:57,990 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:17:57" (1/1) ... [2024-10-14 21:17:57,991 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:17:57" (1/1) ... [2024-10-14 21:17:57,997 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:17:57" (1/1) ... [2024-10-14 21:17:58,020 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]. [2024-10-14 21:17:58,023 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:17:57" (1/1) ... [2024-10-14 21:17:58,023 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:17:57" (1/1) ... [2024-10-14 21:17:58,031 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:17:57" (1/1) ... [2024-10-14 21:17:58,033 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:17:57" (1/1) ... [2024-10-14 21:17:58,034 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:17:57" (1/1) ... [2024-10-14 21:17:58,038 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:17:57" (1/1) ... [2024-10-14 21:17:58,041 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 21:17:58,047 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 21:17:58,047 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 21:17:58,047 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 21:17:58,048 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:17:57" (1/1) ... [2024-10-14 21:17:58,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 21:17:58,067 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 21:17:58,091 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-14 21:17:58,095 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 [2024-10-14 21:17:58,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 21:17:58,147 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 21:17:58,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 21:17:58,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-14 21:17:58,148 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2024-10-14 21:17:58,148 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2024-10-14 21:17:58,220 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 21:17:58,222 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 21:17:58,539 INFO L? ?]: Removed 42 outVars from TransFormulas that were not future-live. [2024-10-14 21:17:58,540 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 21:17:58,570 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 21:17:58,571 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-14 21:17:58,571 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 09:17:58 BoogieIcfgContainer [2024-10-14 21:17:58,571 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 21:17:58,573 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 21:17:58,573 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 21:17:58,577 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 21:17:58,577 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 09:17:57" (1/3) ... [2024-10-14 21:17:58,578 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62aadda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 09:17:58, skipping insertion in model container [2024-10-14 21:17:58,578 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:17:57" (2/3) ... [2024-10-14 21:17:58,578 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62aadda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 09:17:58, skipping insertion in model container [2024-10-14 21:17:58,578 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 09:17:58" (3/3) ... [2024-10-14 21:17:58,580 INFO L112 eAbstractionObserver]: Analyzing ICFG AllInterval-005.c [2024-10-14 21:17:58,597 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 21:17:58,597 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 16 error locations. [2024-10-14 21:17:58,676 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 21:17:58,685 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;@d15bf76, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 21:17:58,690 INFO L334 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2024-10-14 21:17:58,694 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 39 states have (on average 1.5384615384615385) internal successors, (60), 55 states have internal predecessors, (60), 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) [2024-10-14 21:17:58,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-10-14 21:17:58,712 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 21:17:58,713 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] [2024-10-14 21:17:58,714 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)] === [2024-10-14 21:17:58,719 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 21:17:58,719 INFO L85 PathProgramCache]: Analyzing trace with hash 95346500, now seen corresponding path program 1 times [2024-10-14 21:17:58,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 21:17:58,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914792835] [2024-10-14 21:17:58,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 21:17:58,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 21:17:58,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:58,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 21:17:58,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:58,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-14 21:17:58,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:58,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-14 21:17:58,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:58,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-14 21:17:58,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:58,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-14 21:17:58,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:58,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-14 21:17:58,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-14 21:17:59,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-14 21:17:59,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-14 21:17:59,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-14 21:17:59,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-14 21:17:59,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 21:17:59,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 21:17:59,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 21:17:59,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-10-14 21:17:59,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-14 21:17:59,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-14 21:17:59,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-14 21:17:59,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-14 21:17:59,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-14 21:17:59,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 21:17:59,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 21:17:59,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 21:17:59,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-14 21:17:59,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 21:17:59,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 21:17:59,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 21:17:59,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 21:17:59,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-14 21:17:59,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 21:17:59,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 21:17:59,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-14 21:17:59,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 21:17:59,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 21:17:59,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-10-14 21:17:59,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 21:17:59,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [914792835] [2024-10-14 21:17:59,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [914792835] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 21:17:59,206 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 21:17:59,206 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 21:17:59,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292466481] [2024-10-14 21:17:59,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 21:17:59,214 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-14 21:17:59,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 21:17:59,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-14 21:17:59,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 21:17:59,242 INFO L87 Difference]: Start difference. First operand has 95 states, 39 states have (on average 1.5384615384615385) internal successors, (60), 55 states have internal predecessors, (60), 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 7.5) internal successors, (15), 2 states have internal predecessors, (15), 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) [2024-10-14 21:17:59,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 21:17:59,286 INFO L93 Difference]: Finished difference Result 187 states and 307 transitions. [2024-10-14 21:17:59,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-14 21:17:59,289 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 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 182 [2024-10-14 21:17:59,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 21:17:59,296 INFO L225 Difference]: With dead ends: 187 [2024-10-14 21:17:59,297 INFO L226 Difference]: Without dead ends: 91 [2024-10-14 21:17:59,301 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 [2024-10-14 21:17:59,304 INFO L432 NwaCegarLoop]: 133 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 133 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 21:17:59,306 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 133 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 21:17:59,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2024-10-14 21:17:59,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2024-10-14 21:17:59,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 37 states have (on average 1.4864864864864864) 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) [2024-10-14 21:17:59,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 129 transitions. [2024-10-14 21:17:59,352 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 129 transitions. Word has length 182 [2024-10-14 21:17:59,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 21:17:59,352 INFO L471 AbstractCegarLoop]: Abstraction has 91 states and 129 transitions. [2024-10-14 21:17:59,353 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 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) [2024-10-14 21:17:59,353 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 129 transitions. [2024-10-14 21:17:59,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-10-14 21:17:59,357 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 21:17:59,358 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] [2024-10-14 21:17:59,358 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 21:17:59,358 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)] === [2024-10-14 21:17:59,359 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 21:17:59,359 INFO L85 PathProgramCache]: Analyzing trace with hash -1085923324, now seen corresponding path program 1 times [2024-10-14 21:17:59,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 21:17:59,360 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958139728] [2024-10-14 21:17:59,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 21:17:59,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 21:17:59,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 21:17:59,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-14 21:17:59,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-14 21:17:59,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-14 21:17:59,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-14 21:17:59,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-14 21:17:59,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-14 21:17:59,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-14 21:17:59,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-14 21:17:59,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-14 21:17:59,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-14 21:17:59,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 21:17:59,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 21:17:59,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 21:17:59,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-10-14 21:17:59,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-14 21:17:59,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-14 21:17:59,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-14 21:17:59,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-14 21:17:59,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:17:59,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-14 21:17:59,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:00,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 21:18:00,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:00,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 21:18:00,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:00,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 21:18:00,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:00,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-14 21:18:00,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:00,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 21:18:00,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:00,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 21:18:00,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:00,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 21:18:00,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:00,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 21:18:00,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:00,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-14 21:18:00,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:00,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 21:18:00,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:00,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 21:18:00,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:00,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-14 21:18:00,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:00,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 21:18:00,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:00,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 21:18:00,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:00,081 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2024-10-14 21:18:00,084 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 21:18:00,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958139728] [2024-10-14 21:18:00,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1958139728] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 21:18:00,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [513235317] [2024-10-14 21:18:00,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 21:18:00,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 21:18:00,085 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 21:18:00,088 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) [2024-10-14 21:18:00,090 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-14 21:18:00,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:00,237 INFO L255 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-14 21:18:00,249 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 21:18:00,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2024-10-14 21:18:00,599 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 21:18:00,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2024-10-14 21:18:00,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [513235317] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 21:18:00,927 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-14 21:18:00,927 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2024-10-14 21:18:00,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115135148] [2024-10-14 21:18:00,928 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-14 21:18:00,929 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-14 21:18:00,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 21:18:00,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-14 21:18:00,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-10-14 21:18:00,931 INFO L87 Difference]: Start difference. First operand 91 states and 129 transitions. Second operand has 10 states, 9 states have (on average 4.666666666666667) internal successors, (42), 8 states have internal predecessors, (42), 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) [2024-10-14 21:18:01,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 21:18:01,228 INFO L93 Difference]: Finished difference Result 91 states and 129 transitions. [2024-10-14 21:18:01,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-14 21:18:01,229 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 4.666666666666667) internal successors, (42), 8 states have internal predecessors, (42), 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 182 [2024-10-14 21:18:01,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 21:18:01,232 INFO L225 Difference]: With dead ends: 91 [2024-10-14 21:18:01,232 INFO L226 Difference]: Without dead ends: 90 [2024-10-14 21:18:01,232 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 434 GetRequests, 426 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-10-14 21:18:01,233 INFO L432 NwaCegarLoop]: 86 mSDtfsCounter, 4 mSDsluCounter, 362 mSDsCounter, 0 mSdLazyCounter, 311 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 448 SdHoareTripleChecker+Invalid, 311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 311 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-14 21:18:01,234 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 448 Invalid, 311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 311 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-14 21:18:01,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2024-10-14 21:18:01,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2024-10-14 21:18:01,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 37 states have (on average 1.4594594594594594) 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) [2024-10-14 21:18:01,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 128 transitions. [2024-10-14 21:18:01,259 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 128 transitions. Word has length 182 [2024-10-14 21:18:01,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 21:18:01,261 INFO L471 AbstractCegarLoop]: Abstraction has 90 states and 128 transitions. [2024-10-14 21:18:01,265 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 4.666666666666667) internal successors, (42), 8 states have internal predecessors, (42), 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) [2024-10-14 21:18:01,266 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 128 transitions. [2024-10-14 21:18:01,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-10-14 21:18:01,268 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 21:18:01,268 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] [2024-10-14 21:18:01,290 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-14 21:18:01,469 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 [2024-10-14 21:18:01,470 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)] === [2024-10-14 21:18:01,470 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 21:18:01,470 INFO L85 PathProgramCache]: Analyzing trace with hash 696115404, now seen corresponding path program 1 times [2024-10-14 21:18:01,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 21:18:01,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221588826] [2024-10-14 21:18:01,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 21:18:01,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 21:18:01,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:01,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 21:18:01,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:01,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-14 21:18:01,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:01,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-14 21:18:01,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:01,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-14 21:18:01,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:01,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-14 21:18:01,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:01,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-14 21:18:01,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:01,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-14 21:18:01,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:01,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-14 21:18:01,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:01,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-14 21:18:01,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:01,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-14 21:18:01,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:01,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-14 21:18:01,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:01,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 21:18:01,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:01,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 21:18:01,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:01,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 21:18:01,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:01,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-10-14 21:18:01,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:01,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-14 21:18:01,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:01,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-14 21:18:01,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:01,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-14 21:18:01,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:01,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-14 21:18:01,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:01,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-14 21:18:01,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:01,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 21:18:01,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:01,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 21:18:01,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:01,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 21:18:01,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:01,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-14 21:18:01,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:01,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 21:18:01,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:01,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 21:18:01,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:01,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 21:18:01,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:01,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 21:18:01,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:01,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-14 21:18:01,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:01,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 21:18:01,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:01,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 21:18:01,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:01,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-14 21:18:01,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:01,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 21:18:01,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:01,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 21:18:01,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:01,808 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 6 proven. 93 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2024-10-14 21:18:01,809 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 21:18:01,809 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221588826] [2024-10-14 21:18:01,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [221588826] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 21:18:01,809 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1130723637] [2024-10-14 21:18:01,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 21:18:01,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 21:18:01,810 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 21:18:01,812 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) [2024-10-14 21:18:01,813 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-14 21:18:01,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:01,916 INFO L255 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-14 21:18:01,925 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 21:18:02,192 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 6 proven. 93 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2024-10-14 21:18:02,192 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 21:18:02,447 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 6 proven. 93 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2024-10-14 21:18:02,447 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1130723637] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 21:18:02,447 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-14 21:18:02,447 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2024-10-14 21:18:02,447 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1506796916] [2024-10-14 21:18:02,448 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-14 21:18:02,450 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 21:18:02,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 21:18:02,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 21:18:02,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-10-14 21:18:02,452 INFO L87 Difference]: Start difference. First operand 90 states and 128 transitions. Second operand has 8 states, 7 states have (on average 4.571428571428571) internal successors, (32), 8 states have internal predecessors, (32), 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) [2024-10-14 21:18:02,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 21:18:02,726 INFO L93 Difference]: Finished difference Result 90 states and 128 transitions. [2024-10-14 21:18:02,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-14 21:18:02,727 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 4.571428571428571) internal successors, (32), 8 states have internal predecessors, (32), 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 183 [2024-10-14 21:18:02,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 21:18:02,729 INFO L225 Difference]: With dead ends: 90 [2024-10-14 21:18:02,729 INFO L226 Difference]: Without dead ends: 89 [2024-10-14 21:18:02,730 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 435 GetRequests, 428 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-10-14 21:18:02,734 INFO L432 NwaCegarLoop]: 86 mSDtfsCounter, 0 mSDsluCounter, 362 mSDsCounter, 0 mSdLazyCounter, 305 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 448 SdHoareTripleChecker+Invalid, 305 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 305 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-14 21:18:02,734 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 448 Invalid, 305 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 305 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-14 21:18:02,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2024-10-14 21:18:02,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2024-10-14 21:18:02,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 37 states have (on average 1.4324324324324325) internal successors, (53), 50 states have internal predecessors, (53), 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) [2024-10-14 21:18:02,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 127 transitions. [2024-10-14 21:18:02,753 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 127 transitions. Word has length 183 [2024-10-14 21:18:02,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 21:18:02,753 INFO L471 AbstractCegarLoop]: Abstraction has 89 states and 127 transitions. [2024-10-14 21:18:02,754 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 4.571428571428571) internal successors, (32), 8 states have internal predecessors, (32), 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) [2024-10-14 21:18:02,754 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 127 transitions. [2024-10-14 21:18:02,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-10-14 21:18:02,761 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 21:18:02,761 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] [2024-10-14 21:18:02,780 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-14 21:18:02,962 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 [2024-10-14 21:18:02,962 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)] === [2024-10-14 21:18:02,963 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 21:18:02,963 INFO L85 PathProgramCache]: Analyzing trace with hash -1047992210, now seen corresponding path program 1 times [2024-10-14 21:18:02,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 21:18:02,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1528493497] [2024-10-14 21:18:02,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 21:18:02,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 21:18:02,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 21:18:03,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-14 21:18:03,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-14 21:18:03,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-14 21:18:03,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-14 21:18:03,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-14 21:18:03,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-14 21:18:03,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-14 21:18:03,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-14 21:18:03,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-14 21:18:03,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-14 21:18:03,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 21:18:03,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 21:18:03,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 21:18:03,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-10-14 21:18:03,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-14 21:18:03,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-14 21:18:03,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-14 21:18:03,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-14 21:18:03,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-14 21:18:03,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 21:18:03,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 21:18:03,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 21:18:03,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-14 21:18:03,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 21:18:03,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 21:18:03,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 21:18:03,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 21:18:03,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-14 21:18:03,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 21:18:03,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 21:18:03,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-14 21:18:03,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 21:18:03,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 21:18:03,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-10-14 21:18:03,105 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 21:18:03,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1528493497] [2024-10-14 21:18:03,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1528493497] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 21:18:03,105 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 21:18:03,105 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 21:18:03,106 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1060420951] [2024-10-14 21:18:03,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 21:18:03,106 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 21:18:03,107 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 21:18:03,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 21:18:03,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 21:18:03,108 INFO L87 Difference]: Start difference. First operand 89 states and 127 transitions. Second operand has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 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) [2024-10-14 21:18:03,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 21:18:03,177 INFO L93 Difference]: Finished difference Result 89 states and 127 transitions. [2024-10-14 21:18:03,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 21:18:03,178 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 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 185 [2024-10-14 21:18:03,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 21:18:03,180 INFO L225 Difference]: With dead ends: 89 [2024-10-14 21:18:03,180 INFO L226 Difference]: Without dead ends: 85 [2024-10-14 21:18:03,180 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 [2024-10-14 21:18:03,181 INFO L432 NwaCegarLoop]: 111 mSDtfsCounter, 4 mSDsluCounter, 96 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 207 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 21:18:03,181 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 207 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 21:18:03,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2024-10-14 21:18:03,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2024-10-14 21:18:03,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 37 states have (on average 1.3243243243243243) 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) [2024-10-14 21:18:03,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 123 transitions. [2024-10-14 21:18:03,194 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 123 transitions. Word has length 185 [2024-10-14 21:18:03,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 21:18:03,195 INFO L471 AbstractCegarLoop]: Abstraction has 85 states and 123 transitions. [2024-10-14 21:18:03,195 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 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) [2024-10-14 21:18:03,195 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2024-10-14 21:18:03,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-10-14 21:18:03,198 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 21:18:03,199 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] [2024-10-14 21:18:03,199 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-14 21:18:03,199 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)] === [2024-10-14 21:18:03,199 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 21:18:03,200 INFO L85 PathProgramCache]: Analyzing trace with hash 1871979947, now seen corresponding path program 1 times [2024-10-14 21:18:03,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 21:18:03,200 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15097397] [2024-10-14 21:18:03,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 21:18:03,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 21:18:03,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 21:18:03,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-14 21:18:03,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-14 21:18:03,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-14 21:18:03,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-14 21:18:03,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-14 21:18:03,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-14 21:18:03,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-14 21:18:03,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-14 21:18:03,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-14 21:18:03,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-14 21:18:03,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 21:18:03,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 21:18:03,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 21:18:03,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-10-14 21:18:03,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-14 21:18:03,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-14 21:18:03,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-14 21:18:03,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-14 21:18:03,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-14 21:18:03,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 21:18:03,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 21:18:03,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 21:18:03,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-14 21:18:03,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 21:18:03,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 21:18:03,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 21:18:03,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 21:18:03,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-14 21:18:03,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 21:18:03,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 21:18:03,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-14 21:18:03,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 21:18:03,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 21:18:03,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,535 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 6 proven. 186 refuted. 0 times theorem prover too weak. 2052 trivial. 0 not checked. [2024-10-14 21:18:03,535 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 21:18:03,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [15097397] [2024-10-14 21:18:03,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [15097397] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 21:18:03,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [21953052] [2024-10-14 21:18:03,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 21:18:03,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 21:18:03,536 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 21:18:03,538 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) [2024-10-14 21:18:03,540 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-14 21:18:03,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:03,633 INFO L255 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-14 21:18:03,639 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 21:18:03,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2024-10-14 21:18:03,844 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 21:18:04,106 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2024-10-14 21:18:04,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [21953052] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 21:18:04,107 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-14 21:18:04,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2024-10-14 21:18:04,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456058284] [2024-10-14 21:18:04,107 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-14 21:18:04,108 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-14 21:18:04,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 21:18:04,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-14 21:18:04,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-10-14 21:18:04,110 INFO L87 Difference]: Start difference. First operand 85 states and 123 transitions. Second operand has 11 states, 10 states have (on average 5.1) internal successors, (51), 11 states have internal predecessors, (51), 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) [2024-10-14 21:18:04,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 21:18:04,376 INFO L93 Difference]: Finished difference Result 85 states and 123 transitions. [2024-10-14 21:18:04,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-14 21:18:04,377 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 5.1) internal successors, (51), 11 states have internal predecessors, (51), 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 186 [2024-10-14 21:18:04,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 21:18:04,381 INFO L225 Difference]: With dead ends: 85 [2024-10-14 21:18:04,381 INFO L226 Difference]: Without dead ends: 84 [2024-10-14 21:18:04,381 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 445 GetRequests, 434 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2024-10-14 21:18:04,382 INFO L432 NwaCegarLoop]: 77 mSDtfsCounter, 0 mSDsluCounter, 289 mSDsCounter, 0 mSdLazyCounter, 236 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 366 SdHoareTripleChecker+Invalid, 236 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 236 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-14 21:18:04,382 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 366 Invalid, 236 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 236 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-14 21:18:04,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2024-10-14 21:18:04,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2024-10-14 21:18:04,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 37 states have (on average 1.2972972972972974) 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) [2024-10-14 21:18:04,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 122 transitions. [2024-10-14 21:18:04,405 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 122 transitions. Word has length 186 [2024-10-14 21:18:04,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 21:18:04,405 INFO L471 AbstractCegarLoop]: Abstraction has 84 states and 122 transitions. [2024-10-14 21:18:04,406 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 5.1) internal successors, (51), 11 states have internal predecessors, (51), 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) [2024-10-14 21:18:04,406 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 122 transitions. [2024-10-14 21:18:04,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-10-14 21:18:04,408 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 21:18:04,408 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] [2024-10-14 21:18:04,428 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-10-14 21:18:04,609 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 [2024-10-14 21:18:04,609 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)] === [2024-10-14 21:18:04,610 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 21:18:04,610 INFO L85 PathProgramCache]: Analyzing trace with hash 1692833992, now seen corresponding path program 1 times [2024-10-14 21:18:04,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 21:18:04,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663815619] [2024-10-14 21:18:04,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 21:18:04,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 21:18:04,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:04,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 21:18:04,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:04,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-14 21:18:04,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:04,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-14 21:18:04,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:04,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-14 21:18:04,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:04,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-14 21:18:04,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:04,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-14 21:18:04,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:04,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-14 21:18:04,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:04,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-14 21:18:04,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:04,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-14 21:18:04,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:04,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-14 21:18:04,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:04,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-14 21:18:04,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:04,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 21:18:04,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:04,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 21:18:04,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:04,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 21:18:04,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:04,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-10-14 21:18:04,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:04,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-14 21:18:04,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:04,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-14 21:18:04,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:04,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-14 21:18:04,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:04,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-14 21:18:04,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:04,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-14 21:18:04,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:04,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 21:18:04,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:04,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 21:18:04,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:04,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 21:18:04,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:04,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-14 21:18:04,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:04,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 21:18:04,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:04,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 21:18:04,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:04,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 21:18:04,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:04,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 21:18:04,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:04,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-14 21:18:04,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:04,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 21:18:04,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:04,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 21:18:04,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:04,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-14 21:18:04,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:04,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 21:18:04,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:04,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 21:18:04,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:04,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-14 21:18:04,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:04,873 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 6 proven. 96 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2024-10-14 21:18:04,874 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 21:18:04,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [663815619] [2024-10-14 21:18:04,874 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [663815619] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 21:18:04,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1774373842] [2024-10-14 21:18:04,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 21:18:04,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 21:18:04,875 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 21:18:04,876 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) [2024-10-14 21:18:04,879 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-14 21:18:04,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:04,973 INFO L255 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-10-14 21:18:04,978 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 21:18:05,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 132 proven. 240 refuted. 0 times theorem prover too weak. 2008 trivial. 0 not checked. [2024-10-14 21:18:05,317 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 21:18:05,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 132 proven. 240 refuted. 0 times theorem prover too weak. 2008 trivial. 0 not checked. [2024-10-14 21:18:05,710 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1774373842] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 21:18:05,710 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-14 21:18:05,710 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 9, 10] total 19 [2024-10-14 21:18:05,710 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524434366] [2024-10-14 21:18:05,710 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-14 21:18:05,711 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-10-14 21:18:05,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 21:18:05,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-10-14 21:18:05,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=316, Unknown=0, NotChecked=0, Total=380 [2024-10-14 21:18:05,712 INFO L87 Difference]: Start difference. First operand 84 states and 122 transitions. Second operand has 20 states, 18 states have (on average 3.0) internal successors, (54), 17 states have internal predecessors, (54), 11 states have call successors, (103), 1 states have call predecessors, (103), 2 states have return successors, (105), 11 states have call predecessors, (105), 11 states have call successors, (105) [2024-10-14 21:18:06,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 21:18:06,184 INFO L93 Difference]: Finished difference Result 88 states and 129 transitions. [2024-10-14 21:18:06,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-14 21:18:06,185 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 18 states have (on average 3.0) internal successors, (54), 17 states have internal predecessors, (54), 11 states have call successors, (103), 1 states have call predecessors, (103), 2 states have return successors, (105), 11 states have call predecessors, (105), 11 states have call successors, (105) Word has length 191 [2024-10-14 21:18:06,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 21:18:06,187 INFO L225 Difference]: With dead ends: 88 [2024-10-14 21:18:06,187 INFO L226 Difference]: Without dead ends: 87 [2024-10-14 21:18:06,188 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 461 GetRequests, 436 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=146, Invalid=556, Unknown=0, NotChecked=0, Total=702 [2024-10-14 21:18:06,188 INFO L432 NwaCegarLoop]: 72 mSDtfsCounter, 28 mSDsluCounter, 595 mSDsCounter, 0 mSdLazyCounter, 495 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 667 SdHoareTripleChecker+Invalid, 526 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 495 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-14 21:18:06,189 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 667 Invalid, 526 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 495 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-14 21:18:06,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2024-10-14 21:18:06,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 83. [2024-10-14 21:18:06,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 37 states have (on average 1.2702702702702702) 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) [2024-10-14 21:18:06,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 121 transitions. [2024-10-14 21:18:06,206 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 121 transitions. Word has length 191 [2024-10-14 21:18:06,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 21:18:06,207 INFO L471 AbstractCegarLoop]: Abstraction has 83 states and 121 transitions. [2024-10-14 21:18:06,207 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 18 states have (on average 3.0) internal successors, (54), 17 states have internal predecessors, (54), 11 states have call successors, (103), 1 states have call predecessors, (103), 2 states have return successors, (105), 11 states have call predecessors, (105), 11 states have call successors, (105) [2024-10-14 21:18:06,207 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 121 transitions. [2024-10-14 21:18:06,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-10-14 21:18:06,209 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 21:18:06,209 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] [2024-10-14 21:18:06,229 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-10-14 21:18:06,413 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 [2024-10-14 21:18:06,414 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)] === [2024-10-14 21:18:06,414 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 21:18:06,414 INFO L85 PathProgramCache]: Analyzing trace with hash 938246296, now seen corresponding path program 1 times [2024-10-14 21:18:06,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 21:18:06,414 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503655949] [2024-10-14 21:18:06,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 21:18:06,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 21:18:06,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:06,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 21:18:06,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:06,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-14 21:18:06,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:06,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-14 21:18:06,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:06,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-14 21:18:06,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:06,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-14 21:18:06,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:06,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-14 21:18:06,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:06,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-14 21:18:06,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:06,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-14 21:18:06,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:06,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-14 21:18:06,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:06,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-14 21:18:06,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:06,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-14 21:18:06,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:06,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 21:18:06,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:06,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 21:18:06,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:06,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 21:18:06,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:06,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-10-14 21:18:06,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:06,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-14 21:18:06,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:06,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-14 21:18:06,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:06,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-14 21:18:06,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:06,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-14 21:18:06,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:06,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-14 21:18:06,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:06,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 21:18:06,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:06,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 21:18:06,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:06,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 21:18:06,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:06,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-14 21:18:06,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:06,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 21:18:06,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:06,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 21:18:06,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:06,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 21:18:06,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:06,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 21:18:06,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:06,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-14 21:18:06,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:06,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 21:18:06,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:06,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 21:18:06,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:06,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-14 21:18:06,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:06,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 21:18:06,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:06,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 21:18:06,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:06,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-14 21:18:06,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:06,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 12 proven. 90 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2024-10-14 21:18:06,684 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 21:18:06,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1503655949] [2024-10-14 21:18:06,684 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1503655949] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 21:18:06,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1091839776] [2024-10-14 21:18:06,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 21:18:06,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 21:18:06,685 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 21:18:06,686 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) [2024-10-14 21:18:06,688 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-14 21:18:06,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:06,778 INFO L255 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-14 21:18:06,781 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 21:18:06,986 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 12 proven. 90 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2024-10-14 21:18:06,986 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 21:18:07,211 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 12 proven. 90 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2024-10-14 21:18:07,211 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1091839776] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 21:18:07,211 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-14 21:18:07,212 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 10 [2024-10-14 21:18:07,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826953180] [2024-10-14 21:18:07,212 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-14 21:18:07,213 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-14 21:18:07,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 21:18:07,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-14 21:18:07,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-10-14 21:18:07,214 INFO L87 Difference]: Start difference. First operand 83 states and 121 transitions. Second operand has 11 states, 10 states have (on average 5.3) internal successors, (53), 11 states have internal predecessors, (53), 6 states have call successors, (99), 1 states have call predecessors, (99), 2 states have return successors, (100), 6 states have call predecessors, (100), 6 states have call successors, (100) [2024-10-14 21:18:07,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 21:18:07,511 INFO L93 Difference]: Finished difference Result 83 states and 121 transitions. [2024-10-14 21:18:07,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-14 21:18:07,511 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 5.3) internal successors, (53), 11 states have internal predecessors, (53), 6 states have call successors, (99), 1 states have call predecessors, (99), 2 states have return successors, (100), 6 states have call predecessors, (100), 6 states have call successors, (100) Word has length 192 [2024-10-14 21:18:07,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 21:18:07,513 INFO L225 Difference]: With dead ends: 83 [2024-10-14 21:18:07,513 INFO L226 Difference]: Without dead ends: 82 [2024-10-14 21:18:07,514 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 460 GetRequests, 447 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2024-10-14 21:18:07,515 INFO L432 NwaCegarLoop]: 73 mSDtfsCounter, 14 mSDsluCounter, 419 mSDsCounter, 0 mSdLazyCounter, 352 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 492 SdHoareTripleChecker+Invalid, 382 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 352 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-14 21:18:07,515 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 492 Invalid, 382 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 352 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-14 21:18:07,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2024-10-14 21:18:07,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2024-10-14 21:18:07,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 37 states have (on average 1.2432432432432432) 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) [2024-10-14 21:18:07,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 120 transitions. [2024-10-14 21:18:07,531 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 120 transitions. Word has length 192 [2024-10-14 21:18:07,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 21:18:07,531 INFO L471 AbstractCegarLoop]: Abstraction has 82 states and 120 transitions. [2024-10-14 21:18:07,532 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 5.3) internal successors, (53), 11 states have internal predecessors, (53), 6 states have call successors, (99), 1 states have call predecessors, (99), 2 states have return successors, (100), 6 states have call predecessors, (100), 6 states have call successors, (100) [2024-10-14 21:18:07,532 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 120 transitions. [2024-10-14 21:18:07,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-10-14 21:18:07,534 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 21:18:07,534 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] [2024-10-14 21:18:07,554 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-10-14 21:18:07,735 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 [2024-10-14 21:18:07,735 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)] === [2024-10-14 21:18:07,736 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 21:18:07,736 INFO L85 PathProgramCache]: Analyzing trace with hash -351657873, now seen corresponding path program 1 times [2024-10-14 21:18:07,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 21:18:07,736 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030272144] [2024-10-14 21:18:07,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 21:18:07,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 21:18:07,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:07,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 21:18:07,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:07,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-14 21:18:07,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:07,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-14 21:18:07,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:07,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-14 21:18:07,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:07,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-14 21:18:07,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:07,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-14 21:18:07,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:07,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-14 21:18:07,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:07,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-14 21:18:07,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:07,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-14 21:18:07,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:07,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-14 21:18:07,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:07,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-14 21:18:07,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:07,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 21:18:07,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:07,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 21:18:07,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:07,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 21:18:07,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:07,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-10-14 21:18:07,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:07,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-14 21:18:07,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:07,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-14 21:18:07,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:07,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-14 21:18:07,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:07,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-14 21:18:07,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:07,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-14 21:18:07,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:07,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 21:18:07,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:07,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 21:18:07,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:07,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 21:18:07,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:07,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-14 21:18:07,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:07,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 21:18:07,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:07,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 21:18:07,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:07,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 21:18:07,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:07,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 21:18:07,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:07,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-14 21:18:07,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:07,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 21:18:07,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:07,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 21:18:07,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:07,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-14 21:18:07,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:07,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 21:18:07,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:07,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 21:18:07,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:07,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-14 21:18:07,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:07,980 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 6 proven. 96 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2024-10-14 21:18:07,981 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 21:18:07,981 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030272144] [2024-10-14 21:18:07,981 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030272144] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 21:18:07,981 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1008901854] [2024-10-14 21:18:07,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 21:18:07,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 21:18:07,982 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 21:18:07,984 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) [2024-10-14 21:18:07,986 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-14 21:18:08,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:08,070 INFO L255 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-10-14 21:18:08,074 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 21:18:08,603 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 132 proven. 240 refuted. 0 times theorem prover too weak. 2008 trivial. 0 not checked. [2024-10-14 21:18:08,604 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 21:18:08,998 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 132 proven. 240 refuted. 0 times theorem prover too weak. 2008 trivial. 0 not checked. [2024-10-14 21:18:08,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1008901854] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 21:18:08,998 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-14 21:18:08,998 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 10, 11] total 20 [2024-10-14 21:18:08,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762637859] [2024-10-14 21:18:08,999 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-14 21:18:09,000 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-10-14 21:18:09,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 21:18:09,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-10-14 21:18:09,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=358, Unknown=0, NotChecked=0, Total=420 [2024-10-14 21:18:09,001 INFO L87 Difference]: Start difference. First operand 82 states and 120 transitions. Second operand has 21 states, 19 states have (on average 3.210526315789474) internal successors, (61), 20 states have internal predecessors, (61), 11 states have call successors, (103), 1 states have call predecessors, (103), 2 states have return successors, (105), 10 states have call predecessors, (105), 11 states have call successors, (105) [2024-10-14 21:18:09,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 21:18:09,538 INFO L93 Difference]: Finished difference Result 86 states and 125 transitions. [2024-10-14 21:18:09,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-14 21:18:09,539 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 19 states have (on average 3.210526315789474) internal successors, (61), 20 states have internal predecessors, (61), 11 states have call successors, (103), 1 states have call predecessors, (103), 2 states have return successors, (105), 10 states have call predecessors, (105), 11 states have call successors, (105) Word has length 195 [2024-10-14 21:18:09,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 21:18:09,540 INFO L225 Difference]: With dead ends: 86 [2024-10-14 21:18:09,540 INFO L226 Difference]: Without dead ends: 85 [2024-10-14 21:18:09,541 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 470 GetRequests, 443 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=138, Invalid=618, Unknown=0, NotChecked=0, Total=756 [2024-10-14 21:18:09,541 INFO L432 NwaCegarLoop]: 67 mSDtfsCounter, 46 mSDsluCounter, 582 mSDsCounter, 0 mSdLazyCounter, 676 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 649 SdHoareTripleChecker+Invalid, 741 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 676 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-14 21:18:09,542 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 649 Invalid, 741 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 676 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-14 21:18:09,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2024-10-14 21:18:09,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 81. [2024-10-14 21:18:09,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 37 states have (on average 1.2162162162162162) 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) [2024-10-14 21:18:09,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 119 transitions. [2024-10-14 21:18:09,560 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 119 transitions. Word has length 195 [2024-10-14 21:18:09,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 21:18:09,561 INFO L471 AbstractCegarLoop]: Abstraction has 81 states and 119 transitions. [2024-10-14 21:18:09,561 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 19 states have (on average 3.210526315789474) internal successors, (61), 20 states have internal predecessors, (61), 11 states have call successors, (103), 1 states have call predecessors, (103), 2 states have return successors, (105), 10 states have call predecessors, (105), 11 states have call successors, (105) [2024-10-14 21:18:09,561 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 119 transitions. [2024-10-14 21:18:09,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2024-10-14 21:18:09,563 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 21:18:09,563 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] [2024-10-14 21:18:09,582 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-10-14 21:18:09,767 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 [2024-10-14 21:18:09,768 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)] === [2024-10-14 21:18:09,768 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 21:18:09,769 INFO L85 PathProgramCache]: Analyzing trace with hash -1666260960, now seen corresponding path program 1 times [2024-10-14 21:18:09,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 21:18:09,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992324725] [2024-10-14 21:18:09,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 21:18:09,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 21:18:09,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:09,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 21:18:09,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:09,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-14 21:18:09,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:09,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-14 21:18:09,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:09,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-14 21:18:09,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:09,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-14 21:18:09,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:09,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-14 21:18:09,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:09,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-14 21:18:09,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:09,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-14 21:18:09,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:09,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-14 21:18:09,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:09,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-14 21:18:09,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:09,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-14 21:18:09,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:09,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 21:18:09,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:09,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 21:18:09,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:09,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 21:18:09,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:09,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-10-14 21:18:09,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:09,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-14 21:18:09,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:09,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-14 21:18:09,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:09,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-14 21:18:09,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:09,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-14 21:18:09,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:09,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-14 21:18:09,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:09,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 21:18:09,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:09,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 21:18:09,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:09,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 21:18:09,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:09,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-14 21:18:09,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:09,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 21:18:09,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:09,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 21:18:09,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:09,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 21:18:09,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:09,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 21:18:09,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:09,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-14 21:18:09,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:09,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 21:18:09,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:09,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 21:18:09,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:09,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-14 21:18:09,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:09,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 21:18:09,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:09,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 21:18:09,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:09,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-14 21:18:09,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:09,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-14 21:18:09,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:09,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 12 proven. 93 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2024-10-14 21:18:09,987 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 21:18:09,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992324725] [2024-10-14 21:18:09,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [992324725] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 21:18:09,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [98821748] [2024-10-14 21:18:09,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 21:18:09,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 21:18:09,988 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 21:18:09,989 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) [2024-10-14 21:18:10,005 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-10-14 21:18:10,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:10,098 INFO L255 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-14 21:18:10,102 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 21:18:10,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 12 proven. 93 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2024-10-14 21:18:10,247 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 21:18:10,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 12 proven. 93 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2024-10-14 21:18:10,460 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [98821748] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 21:18:10,460 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-14 21:18:10,460 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2024-10-14 21:18:10,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215336232] [2024-10-14 21:18:10,460 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-14 21:18:10,461 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-14 21:18:10,461 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 21:18:10,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-14 21:18:10,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-10-14 21:18:10,462 INFO L87 Difference]: Start difference. First operand 81 states and 119 transitions. Second operand has 10 states, 9 states have (on average 6.888888888888889) internal successors, (62), 8 states have internal predecessors, (62), 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) [2024-10-14 21:18:10,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 21:18:10,614 INFO L93 Difference]: Finished difference Result 81 states and 119 transitions. [2024-10-14 21:18:10,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-14 21:18:10,614 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 6.888888888888889) internal successors, (62), 8 states have internal predecessors, (62), 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 200 [2024-10-14 21:18:10,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 21:18:10,615 INFO L225 Difference]: With dead ends: 81 [2024-10-14 21:18:10,615 INFO L226 Difference]: Without dead ends: 80 [2024-10-14 21:18:10,616 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 474 GetRequests, 466 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-10-14 21:18:10,616 INFO L432 NwaCegarLoop]: 74 mSDtfsCounter, 21 mSDsluCounter, 191 mSDsCounter, 0 mSdLazyCounter, 164 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 265 SdHoareTripleChecker+Invalid, 164 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 164 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 21:18:10,617 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 265 Invalid, 164 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 164 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 21:18:10,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2024-10-14 21:18:10,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2024-10-14 21:18:10,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 37 states have (on average 1.1891891891891893) 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) [2024-10-14 21:18:10,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 118 transitions. [2024-10-14 21:18:10,625 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 118 transitions. Word has length 200 [2024-10-14 21:18:10,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 21:18:10,626 INFO L471 AbstractCegarLoop]: Abstraction has 80 states and 118 transitions. [2024-10-14 21:18:10,626 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 6.888888888888889) internal successors, (62), 8 states have internal predecessors, (62), 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) [2024-10-14 21:18:10,626 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 118 transitions. [2024-10-14 21:18:10,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2024-10-14 21:18:10,628 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 21:18:10,628 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] [2024-10-14 21:18:10,646 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-10-14 21:18:10,829 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 [2024-10-14 21:18:10,829 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)] === [2024-10-14 21:18:10,829 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 21:18:10,830 INFO L85 PathProgramCache]: Analyzing trace with hash -114482096, now seen corresponding path program 1 times [2024-10-14 21:18:10,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 21:18:10,830 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843529661] [2024-10-14 21:18:10,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 21:18:10,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 21:18:10,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:10,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 21:18:10,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:10,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-14 21:18:10,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:10,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-14 21:18:10,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:10,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-14 21:18:10,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:10,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-14 21:18:10,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:10,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-14 21:18:10,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:10,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-14 21:18:10,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:10,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-14 21:18:10,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:10,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-14 21:18:10,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:10,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-14 21:18:10,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:10,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-14 21:18:10,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:10,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 21:18:10,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:10,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 21:18:10,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:10,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 21:18:10,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:10,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-10-14 21:18:10,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:10,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-14 21:18:10,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:10,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-14 21:18:10,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:10,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-14 21:18:10,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:10,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-14 21:18:10,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:10,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-14 21:18:10,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:10,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 21:18:10,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:10,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 21:18:10,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:10,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 21:18:10,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:10,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-14 21:18:10,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:10,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 21:18:10,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:10,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 21:18:10,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:11,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 21:18:11,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:11,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 21:18:11,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:11,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-14 21:18:11,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:11,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 21:18:11,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:11,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 21:18:11,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:11,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-14 21:18:11,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:11,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 21:18:11,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:11,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 21:18:11,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:11,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-14 21:18:11,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:11,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-14 21:18:11,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:11,030 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 18 proven. 87 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2024-10-14 21:18:11,031 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 21:18:11,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [843529661] [2024-10-14 21:18:11,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [843529661] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 21:18:11,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1494808069] [2024-10-14 21:18:11,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 21:18:11,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 21:18:11,032 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 21:18:11,034 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) [2024-10-14 21:18:11,035 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-10-14 21:18:11,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:11,124 INFO L255 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-14 21:18:11,127 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 21:18:11,284 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 18 proven. 87 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2024-10-14 21:18:11,284 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 21:18:11,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 18 proven. 87 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2024-10-14 21:18:11,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1494808069] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 21:18:11,488 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-14 21:18:11,489 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2024-10-14 21:18:11,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979753318] [2024-10-14 21:18:11,489 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-14 21:18:11,490 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 21:18:11,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 21:18:11,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 21:18:11,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-10-14 21:18:11,491 INFO L87 Difference]: Start difference. First operand 80 states and 118 transitions. Second operand has 8 states, 7 states have (on average 6.571428571428571) internal successors, (46), 8 states have internal predecessors, (46), 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) [2024-10-14 21:18:11,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 21:18:11,644 INFO L93 Difference]: Finished difference Result 80 states and 118 transitions. [2024-10-14 21:18:11,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-14 21:18:11,645 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 6.571428571428571) internal successors, (46), 8 states have internal predecessors, (46), 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 201 [2024-10-14 21:18:11,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 21:18:11,646 INFO L225 Difference]: With dead ends: 80 [2024-10-14 21:18:11,646 INFO L226 Difference]: Without dead ends: 79 [2024-10-14 21:18:11,646 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 476 GetRequests, 469 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-10-14 21:18:11,647 INFO L432 NwaCegarLoop]: 74 mSDtfsCounter, 12 mSDsluCounter, 138 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 212 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 21:18:11,647 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 212 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 21:18:11,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2024-10-14 21:18:11,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2024-10-14 21:18:11,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 37 states have (on average 1.162162162162162) 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) [2024-10-14 21:18:11,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 117 transitions. [2024-10-14 21:18:11,662 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 117 transitions. Word has length 201 [2024-10-14 21:18:11,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 21:18:11,662 INFO L471 AbstractCegarLoop]: Abstraction has 79 states and 117 transitions. [2024-10-14 21:18:11,663 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 6.571428571428571) internal successors, (46), 8 states have internal predecessors, (46), 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) [2024-10-14 21:18:11,663 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 117 transitions. [2024-10-14 21:18:11,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-10-14 21:18:11,664 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 21:18:11,664 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] [2024-10-14 21:18:11,682 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-10-14 21:18:11,864 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-10-14 21:18:11,865 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)] === [2024-10-14 21:18:11,865 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 21:18:11,865 INFO L85 PathProgramCache]: Analyzing trace with hash -331972665, now seen corresponding path program 1 times [2024-10-14 21:18:11,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 21:18:11,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495822046] [2024-10-14 21:18:11,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 21:18:11,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 21:18:11,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:12,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 21:18:12,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:12,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-14 21:18:12,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:12,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-14 21:18:12,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:12,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-14 21:18:12,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:12,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-14 21:18:12,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:12,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-14 21:18:12,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:12,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-14 21:18:12,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:12,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-14 21:18:12,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:12,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-14 21:18:12,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:12,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-14 21:18:12,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:12,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-14 21:18:12,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:12,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 21:18:12,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:12,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 21:18:12,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:12,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 21:18:12,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:12,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-10-14 21:18:12,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:12,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-14 21:18:12,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:12,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-14 21:18:12,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:12,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-14 21:18:12,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:12,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-14 21:18:12,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:12,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-14 21:18:12,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:12,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 21:18:12,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:12,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 21:18:12,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:12,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 21:18:12,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:12,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-14 21:18:12,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:12,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 21:18:12,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:12,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 21:18:12,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:12,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 21:18:12,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:12,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 21:18:12,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:12,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-14 21:18:12,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:12,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 21:18:12,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:12,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 21:18:12,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:12,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-14 21:18:12,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:12,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 21:18:12,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:12,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 21:18:12,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:12,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-14 21:18:12,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:12,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-14 21:18:12,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:12,146 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 30 proven. 174 refuted. 0 times theorem prover too weak. 2316 trivial. 0 not checked. [2024-10-14 21:18:12,146 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 21:18:12,147 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1495822046] [2024-10-14 21:18:12,147 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1495822046] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 21:18:12,147 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2001069215] [2024-10-14 21:18:12,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 21:18:12,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 21:18:12,147 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 21:18:12,149 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) [2024-10-14 21:18:12,150 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-10-14 21:18:12,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:12,233 INFO L255 TraceCheckSpWp]: Trace formula consists of 391 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-14 21:18:12,236 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 21:18:12,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 12 proven. 93 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2024-10-14 21:18:12,384 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 21:18:12,578 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 12 proven. 93 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2024-10-14 21:18:12,579 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2001069215] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 21:18:12,579 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-14 21:18:12,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2024-10-14 21:18:12,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218822123] [2024-10-14 21:18:12,579 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-14 21:18:12,580 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-14 21:18:12,580 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 21:18:12,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-14 21:18:12,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-10-14 21:18:12,581 INFO L87 Difference]: Start difference. First operand 79 states and 117 transitions. Second operand has 11 states, 10 states have (on average 7.1) internal successors, (71), 11 states have internal predecessors, (71), 5 states have call successors, (96), 1 states have call predecessors, (96), 2 states have return successors, (96), 5 states have call predecessors, (96), 5 states have call successors, (96) [2024-10-14 21:18:12,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 21:18:12,897 INFO L93 Difference]: Finished difference Result 79 states and 117 transitions. [2024-10-14 21:18:12,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-14 21:18:12,897 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 7.1) internal successors, (71), 11 states have internal predecessors, (71), 5 states have call successors, (96), 1 states have call predecessors, (96), 2 states have return successors, (96), 5 states have call predecessors, (96), 5 states have call successors, (96) Word has length 204 [2024-10-14 21:18:12,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 21:18:12,899 INFO L225 Difference]: With dead ends: 79 [2024-10-14 21:18:12,899 INFO L226 Difference]: Without dead ends: 78 [2024-10-14 21:18:12,900 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 485 GetRequests, 474 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2024-10-14 21:18:12,900 INFO L432 NwaCegarLoop]: 69 mSDtfsCounter, 12 mSDsluCounter, 375 mSDsCounter, 0 mSdLazyCounter, 492 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 444 SdHoareTripleChecker+Invalid, 492 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 492 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-14 21:18:12,901 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 444 Invalid, 492 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 492 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-14 21:18:12,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2024-10-14 21:18:12,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2024-10-14 21:18:12,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 37 states have (on average 1.135135135135135) 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) [2024-10-14 21:18:12,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 116 transitions. [2024-10-14 21:18:12,910 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 116 transitions. Word has length 204 [2024-10-14 21:18:12,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 21:18:12,911 INFO L471 AbstractCegarLoop]: Abstraction has 78 states and 116 transitions. [2024-10-14 21:18:12,911 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 7.1) internal successors, (71), 11 states have internal predecessors, (71), 5 states have call successors, (96), 1 states have call predecessors, (96), 2 states have return successors, (96), 5 states have call predecessors, (96), 5 states have call successors, (96) [2024-10-14 21:18:12,911 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 116 transitions. [2024-10-14 21:18:12,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-10-14 21:18:12,912 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 21:18:12,912 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] [2024-10-14 21:18:12,931 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-10-14 21:18:13,113 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 [2024-10-14 21:18:13,114 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)] === [2024-10-14 21:18:13,114 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 21:18:13,114 INFO L85 PathProgramCache]: Analyzing trace with hash 296517476, now seen corresponding path program 1 times [2024-10-14 21:18:13,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 21:18:13,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [867573153] [2024-10-14 21:18:13,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 21:18:13,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 21:18:13,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 21:18:13,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-14 21:18:13,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-14 21:18:13,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-14 21:18:13,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-14 21:18:13,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-14 21:18:13,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-14 21:18:13,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-14 21:18:13,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-14 21:18:13,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-14 21:18:13,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-14 21:18:13,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 21:18:13,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 21:18:13,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 21:18:13,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-10-14 21:18:13,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-14 21:18:13,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-14 21:18:13,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-14 21:18:13,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-14 21:18:13,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-14 21:18:13,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 21:18:13,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 21:18:13,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 21:18:13,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-14 21:18:13,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 21:18:13,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 21:18:13,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 21:18:13,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 21:18:13,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-14 21:18:13,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 21:18:13,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 21:18:13,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-14 21:18:13,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 21:18:13,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 21:18:13,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-14 21:18:13,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-14 21:18:13,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 21:18:13,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 18 proven. 90 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2024-10-14 21:18:13,317 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 21:18:13,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [867573153] [2024-10-14 21:18:13,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [867573153] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 21:18:13,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2066734681] [2024-10-14 21:18:13,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 21:18:13,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 21:18:13,318 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 21:18:13,320 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) [2024-10-14 21:18:13,321 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-10-14 21:18:13,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:13,474 INFO L255 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-14 21:18:13,477 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 21:18:13,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 18 proven. 90 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2024-10-14 21:18:13,640 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 21:18:13,849 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 18 proven. 90 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2024-10-14 21:18:13,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2066734681] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 21:18:13,850 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-14 21:18:13,850 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2024-10-14 21:18:13,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375497600] [2024-10-14 21:18:13,851 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-14 21:18:13,851 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-14 21:18:13,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 21:18:13,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-14 21:18:13,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-10-14 21:18:13,852 INFO L87 Difference]: Start difference. First operand 78 states and 116 transitions. Second operand has 10 states, 9 states have (on average 8.0) internal successors, (72), 8 states have internal predecessors, (72), 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) [2024-10-14 21:18:14,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 21:18:14,071 INFO L93 Difference]: Finished difference Result 78 states and 116 transitions. [2024-10-14 21:18:14,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-14 21:18:14,072 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 8.0) internal successors, (72), 8 states have internal predecessors, (72), 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 209 [2024-10-14 21:18:14,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 21:18:14,074 INFO L225 Difference]: With dead ends: 78 [2024-10-14 21:18:14,074 INFO L226 Difference]: Without dead ends: 77 [2024-10-14 21:18:14,074 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 494 GetRequests, 486 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-10-14 21:18:14,074 INFO L432 NwaCegarLoop]: 71 mSDtfsCounter, 10 mSDsluCounter, 317 mSDsCounter, 0 mSdLazyCounter, 347 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 388 SdHoareTripleChecker+Invalid, 347 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 347 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-14 21:18:14,075 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 388 Invalid, 347 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 347 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-14 21:18:14,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2024-10-14 21:18:14,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2024-10-14 21:18:14,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 37 states have (on average 1.1081081081081081) 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) [2024-10-14 21:18:14,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 115 transitions. [2024-10-14 21:18:14,103 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 115 transitions. Word has length 209 [2024-10-14 21:18:14,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 21:18:14,104 INFO L471 AbstractCegarLoop]: Abstraction has 77 states and 115 transitions. [2024-10-14 21:18:14,104 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 8.0) internal successors, (72), 8 states have internal predecessors, (72), 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) [2024-10-14 21:18:14,105 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 115 transitions. [2024-10-14 21:18:14,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-10-14 21:18:14,106 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 21:18:14,106 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] [2024-10-14 21:18:14,124 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-10-14 21:18:14,307 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 [2024-10-14 21:18:14,307 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)] === [2024-10-14 21:18:14,308 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 21:18:14,308 INFO L85 PathProgramCache]: Analyzing trace with hash 602107292, now seen corresponding path program 1 times [2024-10-14 21:18:14,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 21:18:14,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351815849] [2024-10-14 21:18:14,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 21:18:14,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 21:18:14,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 21:18:14,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-14 21:18:14,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-14 21:18:14,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-14 21:18:14,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-14 21:18:14,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-14 21:18:14,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-14 21:18:14,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-14 21:18:14,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-14 21:18:14,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-14 21:18:14,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-14 21:18:14,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 21:18:14,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 21:18:14,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 21:18:14,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-10-14 21:18:14,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-14 21:18:14,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-14 21:18:14,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-14 21:18:14,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-14 21:18:14,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-14 21:18:14,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 21:18:14,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 21:18:14,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 21:18:14,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-14 21:18:14,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 21:18:14,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 21:18:14,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 21:18:14,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 21:18:14,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-14 21:18:14,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 21:18:14,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 21:18:14,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-14 21:18:14,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 21:18:14,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 21:18:14,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-14 21:18:14,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-14 21:18:14,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 21:18:14,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,526 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 24 proven. 84 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2024-10-14 21:18:14,526 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 21:18:14,526 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [351815849] [2024-10-14 21:18:14,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [351815849] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 21:18:14,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [578095249] [2024-10-14 21:18:14,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 21:18:14,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 21:18:14,527 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 21:18:14,529 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) [2024-10-14 21:18:14,530 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-10-14 21:18:14,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:14,617 INFO L255 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-14 21:18:14,622 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 21:18:14,778 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 24 proven. 84 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2024-10-14 21:18:14,778 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 21:18:15,003 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 24 proven. 84 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2024-10-14 21:18:15,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [578095249] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 21:18:15,003 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-14 21:18:15,004 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2024-10-14 21:18:15,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1379604899] [2024-10-14 21:18:15,004 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-14 21:18:15,004 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 21:18:15,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 21:18:15,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 21:18:15,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-10-14 21:18:15,005 INFO L87 Difference]: Start difference. First operand 77 states and 115 transitions. Second operand has 8 states, 7 states have (on average 7.571428571428571) internal successors, (53), 8 states have internal predecessors, (53), 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) [2024-10-14 21:18:15,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 21:18:15,152 INFO L93 Difference]: Finished difference Result 77 states and 115 transitions. [2024-10-14 21:18:15,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-14 21:18:15,152 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 7.571428571428571) internal successors, (53), 8 states have internal predecessors, (53), 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 210 [2024-10-14 21:18:15,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 21:18:15,153 INFO L225 Difference]: With dead ends: 77 [2024-10-14 21:18:15,153 INFO L226 Difference]: Without dead ends: 76 [2024-10-14 21:18:15,154 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 496 GetRequests, 489 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-10-14 21:18:15,154 INFO L432 NwaCegarLoop]: 71 mSDtfsCounter, 9 mSDsluCounter, 165 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 236 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 21:18:15,154 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 236 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 21:18:15,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2024-10-14 21:18:15,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2024-10-14 21:18:15,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 37 states have (on average 1.0810810810810811) internal successors, (40), 37 states have internal predecessors, (40), 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) [2024-10-14 21:18:15,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 114 transitions. [2024-10-14 21:18:15,163 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 114 transitions. Word has length 210 [2024-10-14 21:18:15,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 21:18:15,164 INFO L471 AbstractCegarLoop]: Abstraction has 76 states and 114 transitions. [2024-10-14 21:18:15,164 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 7.571428571428571) internal successors, (53), 8 states have internal predecessors, (53), 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) [2024-10-14 21:18:15,164 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 114 transitions. [2024-10-14 21:18:15,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2024-10-14 21:18:15,165 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 21:18:15,166 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] [2024-10-14 21:18:15,182 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-10-14 21:18:15,366 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 [2024-10-14 21:18:15,366 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)] === [2024-10-14 21:18:15,367 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 21:18:15,367 INFO L85 PathProgramCache]: Analyzing trace with hash 1595040011, now seen corresponding path program 1 times [2024-10-14 21:18:15,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 21:18:15,367 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143378016] [2024-10-14 21:18:15,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 21:18:15,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 21:18:15,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 21:18:15,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-14 21:18:15,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-14 21:18:15,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-14 21:18:15,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-14 21:18:15,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-14 21:18:15,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-14 21:18:15,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-14 21:18:15,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-14 21:18:15,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-14 21:18:15,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-14 21:18:15,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 21:18:15,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 21:18:15,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 21:18:15,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-10-14 21:18:15,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-14 21:18:15,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-14 21:18:15,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-14 21:18:15,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-14 21:18:15,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-14 21:18:15,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-14 21:18:15,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 21:18:15,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-14 21:18:15,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-14 21:18:15,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-14 21:18:15,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-14 21:18:15,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-14 21:18:15,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 21:18:15,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-14 21:18:15,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-14 21:18:15,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-14 21:18:15,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-14 21:18:15,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-14 21:18:15,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-14 21:18:15,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-14 21:18:15,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-14 21:18:15,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-14 21:18:15,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,582 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 18 proven. 90 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2024-10-14 21:18:15,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 21:18:15,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143378016] [2024-10-14 21:18:15,585 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1143378016] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 21:18:15,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [552067941] [2024-10-14 21:18:15,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 21:18:15,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 21:18:15,586 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 21:18:15,587 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) [2024-10-14 21:18:15,588 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-10-14 21:18:15,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 21:18:15,683 INFO L255 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-14 21:18:15,686 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 21:18:15,845 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 18 proven. 90 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2024-10-14 21:18:15,845 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 21:18:16,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 18 proven. 90 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2024-10-14 21:18:16,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [552067941] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 21:18:16,058 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-14 21:18:16,058 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 8 [2024-10-14 21:18:16,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552437142] [2024-10-14 21:18:16,058 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-14 21:18:16,059 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-14 21:18:16,059 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 21:18:16,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-14 21:18:16,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-10-14 21:18:16,061 INFO L87 Difference]: Start difference. First operand 76 states and 114 transitions. Second operand has 9 states, 8 states have (on average 7.125) internal successors, (57), 8 states have internal predecessors, (57), 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) [2024-10-14 21:18:16,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 21:18:16,262 INFO L93 Difference]: Finished difference Result 76 states and 114 transitions. [2024-10-14 21:18:16,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-14 21:18:16,263 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 7.125) internal successors, (57), 8 states have internal predecessors, (57), 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 213 [2024-10-14 21:18:16,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 21:18:16,264 INFO L225 Difference]: With dead ends: 76 [2024-10-14 21:18:16,264 INFO L226 Difference]: Without dead ends: 0 [2024-10-14 21:18:16,264 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 503 GetRequests, 494 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-10-14 21:18:16,265 INFO L432 NwaCegarLoop]: 68 mSDtfsCounter, 18 mSDsluCounter, 191 mSDsCounter, 0 mSdLazyCounter, 295 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 259 SdHoareTripleChecker+Invalid, 295 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 295 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-14 21:18:16,265 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 259 Invalid, 295 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 295 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-14 21:18:16,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-10-14 21:18:16,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-10-14 21:18:16,266 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) [2024-10-14 21:18:16,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-10-14 21:18:16,266 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 213 [2024-10-14 21:18:16,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 21:18:16,267 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-14 21:18:16,267 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 7.125) internal successors, (57), 8 states have internal predecessors, (57), 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) [2024-10-14 21:18:16,267 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-10-14 21:18:16,267 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-10-14 21:18:16,270 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 16 remaining) [2024-10-14 21:18:16,271 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 16 remaining) [2024-10-14 21:18:16,271 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 16 remaining) [2024-10-14 21:18:16,271 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 16 remaining) [2024-10-14 21:18:16,271 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 16 remaining) [2024-10-14 21:18:16,271 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 16 remaining) [2024-10-14 21:18:16,271 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 16 remaining) [2024-10-14 21:18:16,272 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 16 remaining) [2024-10-14 21:18:16,272 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 16 remaining) [2024-10-14 21:18:16,272 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 16 remaining) [2024-10-14 21:18:16,272 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 16 remaining) [2024-10-14 21:18:16,272 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 16 remaining) [2024-10-14 21:18:16,272 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 16 remaining) [2024-10-14 21:18:16,273 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 16 remaining) [2024-10-14 21:18:16,273 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 16 remaining) [2024-10-14 21:18:16,273 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 16 remaining) [2024-10-14 21:18:16,291 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-10-14 21:18:16,473 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 [2024-10-14 21:18:16,476 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 21:18:16,479 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-10-14 21:18:17,475 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-14 21:18:17,489 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 09:18:17 BoogieIcfgContainer [2024-10-14 21:18:17,489 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-14 21:18:17,490 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-14 21:18:17,490 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-14 21:18:17,490 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-14 21:18:17,490 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 09:17:58" (3/4) ... [2024-10-14 21:18:17,492 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-14 21:18:17,495 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume [2024-10-14 21:18:17,501 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-10-14 21:18:17,502 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-10-14 21:18:17,502 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-10-14 21:18:17,502 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-14 21:18:17,617 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-10-14 21:18:17,618 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-10-14 21:18:17,618 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-14 21:18:17,618 INFO L158 Benchmark]: Toolchain (without parser) took 20091.88ms. Allocated memory was 176.2MB in the beginning and 318.8MB in the end (delta: 142.6MB). Free memory was 117.2MB in the beginning and 227.6MB in the end (delta: -110.3MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. [2024-10-14 21:18:17,619 INFO L158 Benchmark]: CDTParser took 1.30ms. Allocated memory is still 94.4MB. Free memory is still 48.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 21:18:17,619 INFO L158 Benchmark]: CACSL2BoogieTranslator took 398.27ms. Allocated memory is still 176.2MB. Free memory was 117.2MB in the beginning and 143.0MB in the end (delta: -25.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-14 21:18:17,619 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.26ms. Allocated memory is still 176.2MB. Free memory was 143.0MB in the beginning and 141.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-14 21:18:17,619 INFO L158 Benchmark]: Boogie Preprocessor took 67.69ms. Allocated memory is still 176.2MB. Free memory was 141.1MB in the beginning and 139.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-14 21:18:17,619 INFO L158 Benchmark]: RCFGBuilder took 524.69ms. Allocated memory is still 176.2MB. Free memory was 139.0MB in the beginning and 120.8MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-10-14 21:18:17,620 INFO L158 Benchmark]: TraceAbstraction took 18916.07ms. Allocated memory was 176.2MB in the beginning and 318.8MB in the end (delta: 142.6MB). Free memory was 120.1MB in the beginning and 233.8MB in the end (delta: -113.7MB). Peak memory consumption was 166.9MB. Max. memory is 16.1GB. [2024-10-14 21:18:17,620 INFO L158 Benchmark]: Witness Printer took 128.15ms. Allocated memory is still 318.8MB. Free memory was 233.8MB in the beginning and 227.6MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-14 21:18:17,621 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.30ms. Allocated memory is still 94.4MB. Free memory is still 48.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 398.27ms. Allocated memory is still 176.2MB. Free memory was 117.2MB in the beginning and 143.0MB in the end (delta: -25.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.26ms. Allocated memory is still 176.2MB. Free memory was 143.0MB in the beginning and 141.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.69ms. Allocated memory is still 176.2MB. Free memory was 141.1MB in the beginning and 139.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 524.69ms. Allocated memory is still 176.2MB. Free memory was 139.0MB in the beginning and 120.8MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 18916.07ms. Allocated memory was 176.2MB in the beginning and 318.8MB in the end (delta: 142.6MB). Free memory was 120.1MB in the beginning and 233.8MB in the end (delta: -113.7MB). Peak memory consumption was 166.9MB. Max. memory is 16.1GB. * Witness Printer took 128.15ms. Allocated memory is still 318.8MB. Free memory was 233.8MB in the beginning and 227.6MB in the end (delta: 6.2MB). 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, 95 locations, 16 error locations. Started 1 CEGAR loops. OverallTime: 17.8s, OverallIterations: 14, TraceHistogramMax: 37, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 3.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 178 SdHoareTripleChecker+Valid, 2.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 178 mSDsluCounter, 5214 SdHoareTripleChecker+Invalid, 2.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4082 mSDsCounter, 132 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4012 IncrementalHoareTripleChecker+Invalid, 4144 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 132 mSolverCounterUnsat, 1132 mSDtfsCounter, 4012 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5807 GetRequests, 5665 SyntacticMatches, 9 SemanticMatches, 133 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 246 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=95occurred in iteration=0, InterpolantAutomatonStates: 98, 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, 8 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 9.6s InterpolantComputationTime, 5099 NumberOfCodeBlocks, 5099 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 7427 ConstructedInterpolants, 0 QuantifiedInterpolants, 16625 SizeOfPredicates, 17 NumberOfNonLiveVariables, 4540 ConjunctsInSsa, 122 ConjunctsInUnsatCore, 38 InterpolantComputations, 2 PerfectInterpolantSequences, 88686/92760 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! [2024-10-14 21:18:17,654 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE