./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/no-overflow.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_07_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_07_good.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 847ddf5f7fcd9ba98078f06c5ca92e8a28972a71516233fdd35a2b265739ecf0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 23:19:38,435 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 23:19:38,517 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-10-11 23:19:38,521 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 23:19:38,522 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 23:19:38,550 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 23:19:38,552 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 23:19:38,552 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 23:19:38,553 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 23:19:38,554 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 23:19:38,555 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 23:19:38,555 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 23:19:38,556 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 23:19:38,556 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 23:19:38,558 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 23:19:38,558 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 23:19:38,558 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 23:19:38,559 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 23:19:38,559 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 23:19:38,559 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 23:19:38,559 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 23:19:38,560 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 23:19:38,563 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 23:19:38,564 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-11 23:19:38,564 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-11 23:19:38,564 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 23:19:38,564 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 23:19:38,565 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 23:19:38,565 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 23:19:38,565 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 23:19:38,565 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 23:19:38,566 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 23:19:38,566 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 23:19:38,566 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 23:19:38,566 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 23:19:38,566 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 23:19:38,567 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 23:19:38,567 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 23:19:38,567 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 23:19:38,567 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 23:19:38,568 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 23:19:38,568 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 847ddf5f7fcd9ba98078f06c5ca92e8a28972a71516233fdd35a2b265739ecf0 [2024-10-11 23:19:38,818 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 23:19:38,839 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 23:19:38,843 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 23:19:38,844 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 23:19:38,844 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 23:19:38,846 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_07_good.i [2024-10-11 23:19:40,282 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 23:19:40,594 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 23:19:40,595 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_07_good.i [2024-10-11 23:19:40,628 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/b0a9e46b9/1ff2e89ba8bf4009b00c32ba07480b40/FLAG9211a097f [2024-10-11 23:19:40,857 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/b0a9e46b9/1ff2e89ba8bf4009b00c32ba07480b40 [2024-10-11 23:19:40,860 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 23:19:40,861 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 23:19:40,866 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 23:19:40,866 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 23:19:40,872 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 23:19:40,873 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 11:19:40" (1/1) ... [2024-10-11 23:19:40,874 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4db884c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:19:40, skipping insertion in model container [2024-10-11 23:19:40,874 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 11:19:40" (1/1) ... [2024-10-11 23:19:40,933 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 23:19:41,760 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 23:19:41,772 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 23:19:41,850 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 23:19:41,955 INFO L204 MainTranslator]: Completed translation [2024-10-11 23:19:41,956 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:19:41 WrapperNode [2024-10-11 23:19:41,956 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 23:19:41,957 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 23:19:41,957 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 23:19:41,957 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 23:19:41,965 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:19:41" (1/1) ... [2024-10-11 23:19:42,006 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:19:41" (1/1) ... [2024-10-11 23:19:42,051 INFO L138 Inliner]: procedures = 501, calls = 38, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 218 [2024-10-11 23:19:42,052 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 23:19:42,053 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 23:19:42,053 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 23:19:42,053 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 23:19:42,064 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:19:41" (1/1) ... [2024-10-11 23:19:42,065 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:19:41" (1/1) ... [2024-10-11 23:19:42,068 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:19:41" (1/1) ... [2024-10-11 23:19:42,093 INFO L175 MemorySlicer]: No memory access in input program. [2024-10-11 23:19:42,093 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:19:41" (1/1) ... [2024-10-11 23:19:42,094 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:19:41" (1/1) ... [2024-10-11 23:19:42,102 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:19:41" (1/1) ... [2024-10-11 23:19:42,109 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:19:41" (1/1) ... [2024-10-11 23:19:42,112 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:19:41" (1/1) ... [2024-10-11 23:19:42,113 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:19:41" (1/1) ... [2024-10-11 23:19:42,116 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 23:19:42,121 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 23:19:42,121 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 23:19:42,121 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 23:19:42,122 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:19:41" (1/1) ... [2024-10-11 23:19:42,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 23:19:42,136 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 23:19:42,151 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 23:19:42,153 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 23:19:42,198 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2024-10-11 23:19:42,198 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2024-10-11 23:19:42,198 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-10-11 23:19:42,199 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-10-11 23:19:42,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 23:19:42,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 23:19:42,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 23:19:42,335 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 23:19:42,337 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 23:19:42,752 INFO L? ?]: Removed 104 outVars from TransFormulas that were not future-live. [2024-10-11 23:19:42,753 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 23:19:42,778 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 23:19:42,778 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-11 23:19:42,778 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 11:19:42 BoogieIcfgContainer [2024-10-11 23:19:42,779 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 23:19:42,781 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 23:19:42,781 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 23:19:42,784 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 23:19:42,784 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 11:19:40" (1/3) ... [2024-10-11 23:19:42,785 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@364ee7d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 11:19:42, skipping insertion in model container [2024-10-11 23:19:42,785 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:19:41" (2/3) ... [2024-10-11 23:19:42,785 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@364ee7d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 11:19:42, skipping insertion in model container [2024-10-11 23:19:42,786 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 11:19:42" (3/3) ... [2024-10-11 23:19:42,787 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_rand_postdec_07_good.i [2024-10-11 23:19:42,803 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 23:19:42,803 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2024-10-11 23:19:42,867 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 23:19:42,875 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;@5ec09760, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 23:19:42,875 INFO L334 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2024-10-11 23:19:42,880 INFO L276 IsEmpty]: Start isEmpty. Operand has 102 states, 81 states have (on average 1.5555555555555556) internal successors, (126), 89 states have internal predecessors, (126), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2024-10-11 23:19:42,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-10-11 23:19:42,887 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:19:42,890 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 23:19:42,891 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-11 23:19:42,900 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:19:42,900 INFO L85 PathProgramCache]: Analyzing trace with hash 1185570845, now seen corresponding path program 1 times [2024-10-11 23:19:42,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:19:42,911 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869579847] [2024-10-11 23:19:42,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:19:42,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:19:43,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:19:43,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 23:19:43,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:19:43,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 23:19:43,230 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:19:43,230 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869579847] [2024-10-11 23:19:43,231 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1869579847] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:19:43,231 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:19:43,231 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 23:19:43,234 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342399466] [2024-10-11 23:19:43,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:19:43,239 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 23:19:43,239 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:19:43,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 23:19:43,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 23:19:43,268 INFO L87 Difference]: Start difference. First operand has 102 states, 81 states have (on average 1.5555555555555556) internal successors, (126), 89 states have internal predecessors, (126), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-11 23:19:43,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:19:43,342 INFO L93 Difference]: Finished difference Result 174 states and 245 transitions. [2024-10-11 23:19:43,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 23:19:43,345 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2024-10-11 23:19:43,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:19:43,357 INFO L225 Difference]: With dead ends: 174 [2024-10-11 23:19:43,358 INFO L226 Difference]: Without dead ends: 92 [2024-10-11 23:19:43,362 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 23:19:43,368 INFO L432 NwaCegarLoop]: 120 mSDtfsCounter, 129 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 23:19:43,369 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [129 Valid, 120 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 23:19:43,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2024-10-11 23:19:43,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2024-10-11 23:19:43,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 76 states have (on average 1.4736842105263157) internal successors, (112), 83 states have internal predecessors, (112), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-10-11 23:19:43,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 124 transitions. [2024-10-11 23:19:43,405 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 124 transitions. Word has length 11 [2024-10-11 23:19:43,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:19:43,406 INFO L471 AbstractCegarLoop]: Abstraction has 92 states and 124 transitions. [2024-10-11 23:19:43,407 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-11 23:19:43,407 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 124 transitions. [2024-10-11 23:19:43,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-10-11 23:19:43,408 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:19:43,408 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 23:19:43,409 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 23:19:43,409 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-11 23:19:43,409 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:19:43,410 INFO L85 PathProgramCache]: Analyzing trace with hash -602908448, now seen corresponding path program 1 times [2024-10-11 23:19:43,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:19:43,410 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289393142] [2024-10-11 23:19:43,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:19:43,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:19:43,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:19:43,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 23:19:43,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:19:43,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 23:19:43,562 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:19:43,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289393142] [2024-10-11 23:19:43,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289393142] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:19:43,563 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:19:43,563 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 23:19:43,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303984953] [2024-10-11 23:19:43,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:19:43,565 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 23:19:43,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:19:43,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 23:19:43,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 23:19:43,568 INFO L87 Difference]: Start difference. First operand 92 states and 124 transitions. Second operand has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-11 23:19:43,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:19:43,604 INFO L93 Difference]: Finished difference Result 92 states and 124 transitions. [2024-10-11 23:19:43,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 23:19:43,607 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 17 [2024-10-11 23:19:43,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:19:43,608 INFO L225 Difference]: With dead ends: 92 [2024-10-11 23:19:43,609 INFO L226 Difference]: Without dead ends: 91 [2024-10-11 23:19:43,609 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 23:19:43,612 INFO L432 NwaCegarLoop]: 118 mSDtfsCounter, 1 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 233 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 23:19:43,612 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 233 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 23:19:43,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2024-10-11 23:19:43,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2024-10-11 23:19:43,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 76 states have (on average 1.4605263157894737) internal successors, (111), 82 states have internal predecessors, (111), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-10-11 23:19:43,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 123 transitions. [2024-10-11 23:19:43,629 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 123 transitions. Word has length 17 [2024-10-11 23:19:43,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:19:43,629 INFO L471 AbstractCegarLoop]: Abstraction has 91 states and 123 transitions. [2024-10-11 23:19:43,629 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-11 23:19:43,629 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 123 transitions. [2024-10-11 23:19:43,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-10-11 23:19:43,630 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:19:43,630 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 23:19:43,630 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-11 23:19:43,631 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-11 23:19:43,631 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:19:43,632 INFO L85 PathProgramCache]: Analyzing trace with hash -1510292561, now seen corresponding path program 1 times [2024-10-11 23:19:43,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:19:43,632 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705103683] [2024-10-11 23:19:43,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:19:43,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:19:43,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:19:43,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 23:19:43,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:19:43,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 23:19:43,770 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:19:43,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705103683] [2024-10-11 23:19:43,771 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [705103683] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:19:43,771 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:19:43,771 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 23:19:43,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1252404847] [2024-10-11 23:19:43,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:19:43,773 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 23:19:43,773 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:19:43,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 23:19:43,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 23:19:43,774 INFO L87 Difference]: Start difference. First operand 91 states and 123 transitions. Second operand has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-11 23:19:43,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:19:43,810 INFO L93 Difference]: Finished difference Result 91 states and 123 transitions. [2024-10-11 23:19:43,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 23:19:43,810 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 18 [2024-10-11 23:19:43,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:19:43,812 INFO L225 Difference]: With dead ends: 91 [2024-10-11 23:19:43,812 INFO L226 Difference]: Without dead ends: 90 [2024-10-11 23:19:43,812 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 23:19:43,813 INFO L432 NwaCegarLoop]: 116 mSDtfsCounter, 35 mSDsluCounter, 191 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 307 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 23:19:43,814 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 307 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 23:19:43,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2024-10-11 23:19:43,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2024-10-11 23:19:43,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 76 states have (on average 1.4473684210526316) internal successors, (110), 81 states have internal predecessors, (110), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-10-11 23:19:43,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 122 transitions. [2024-10-11 23:19:43,827 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 122 transitions. Word has length 18 [2024-10-11 23:19:43,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:19:43,827 INFO L471 AbstractCegarLoop]: Abstraction has 90 states and 122 transitions. [2024-10-11 23:19:43,827 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-11 23:19:43,827 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 122 transitions. [2024-10-11 23:19:43,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-10-11 23:19:43,828 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:19:43,828 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 23:19:43,829 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-11 23:19:43,829 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-11 23:19:43,829 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:19:43,829 INFO L85 PathProgramCache]: Analyzing trace with hash -829772855, now seen corresponding path program 1 times [2024-10-11 23:19:43,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:19:43,830 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166277167] [2024-10-11 23:19:43,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:19:43,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:19:43,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:19:43,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 23:19:43,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:19:43,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-11 23:19:43,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:19:43,994 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-11 23:19:43,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:19:43,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [166277167] [2024-10-11 23:19:43,999 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [166277167] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:19:43,999 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:19:43,999 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 23:19:43,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361852513] [2024-10-11 23:19:43,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:19:43,999 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 23:19:44,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:19:44,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 23:19:44,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 23:19:44,004 INFO L87 Difference]: Start difference. First operand 90 states and 122 transitions. Second operand has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-11 23:19:44,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:19:44,030 INFO L93 Difference]: Finished difference Result 90 states and 122 transitions. [2024-10-11 23:19:44,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 23:19:44,031 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 33 [2024-10-11 23:19:44,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:19:44,032 INFO L225 Difference]: With dead ends: 90 [2024-10-11 23:19:44,032 INFO L226 Difference]: Without dead ends: 89 [2024-10-11 23:19:44,033 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 23:19:44,036 INFO L432 NwaCegarLoop]: 116 mSDtfsCounter, 1 mSDsluCounter, 113 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 229 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 23:19:44,037 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 229 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 23:19:44,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2024-10-11 23:19:44,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2024-10-11 23:19:44,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 76 states have (on average 1.4342105263157894) internal successors, (109), 80 states have internal predecessors, (109), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-10-11 23:19:44,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 121 transitions. [2024-10-11 23:19:44,050 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 121 transitions. Word has length 33 [2024-10-11 23:19:44,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:19:44,051 INFO L471 AbstractCegarLoop]: Abstraction has 89 states and 121 transitions. [2024-10-11 23:19:44,051 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-11 23:19:44,051 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 121 transitions. [2024-10-11 23:19:44,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-10-11 23:19:44,052 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:19:44,052 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 23:19:44,052 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-11 23:19:44,052 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-11 23:19:44,053 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:19:44,053 INFO L85 PathProgramCache]: Analyzing trace with hash 46845517, now seen corresponding path program 1 times [2024-10-11 23:19:44,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:19:44,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1739615476] [2024-10-11 23:19:44,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:19:44,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:19:44,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:19:44,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 23:19:44,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:19:44,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-11 23:19:44,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:19:44,231 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-11 23:19:44,231 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:19:44,231 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1739615476] [2024-10-11 23:19:44,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1739615476] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:19:44,232 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:19:44,232 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 23:19:44,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285030888] [2024-10-11 23:19:44,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:19:44,233 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 23:19:44,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:19:44,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 23:19:44,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 23:19:44,234 INFO L87 Difference]: Start difference. First operand 89 states and 121 transitions. Second operand has 4 states, 3 states have (on average 9.0) internal successors, (27), 4 states have internal predecessors, (27), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-11 23:19:44,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:19:44,269 INFO L93 Difference]: Finished difference Result 89 states and 121 transitions. [2024-10-11 23:19:44,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 23:19:44,270 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 9.0) internal successors, (27), 4 states have internal predecessors, (27), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 34 [2024-10-11 23:19:44,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:19:44,271 INFO L225 Difference]: With dead ends: 89 [2024-10-11 23:19:44,271 INFO L226 Difference]: Without dead ends: 88 [2024-10-11 23:19:44,272 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 23:19:44,274 INFO L432 NwaCegarLoop]: 114 mSDtfsCounter, 35 mSDsluCounter, 187 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 301 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 23:19:44,275 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 301 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 23:19:44,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2024-10-11 23:19:44,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2024-10-11 23:19:44,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 76 states have (on average 1.4210526315789473) internal successors, (108), 79 states have internal predecessors, (108), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-10-11 23:19:44,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 120 transitions. [2024-10-11 23:19:44,289 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 120 transitions. Word has length 34 [2024-10-11 23:19:44,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:19:44,289 INFO L471 AbstractCegarLoop]: Abstraction has 88 states and 120 transitions. [2024-10-11 23:19:44,290 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 9.0) internal successors, (27), 4 states have internal predecessors, (27), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-11 23:19:44,290 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 120 transitions. [2024-10-11 23:19:44,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-10-11 23:19:44,292 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:19:44,292 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 23:19:44,293 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-11 23:19:44,293 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-11 23:19:44,293 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:19:44,293 INFO L85 PathProgramCache]: Analyzing trace with hash -1824746656, now seen corresponding path program 1 times [2024-10-11 23:19:44,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:19:44,294 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681482620] [2024-10-11 23:19:44,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:19:44,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:19:44,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:19:44,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 23:19:44,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:19:44,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-11 23:19:44,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:19:44,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-11 23:19:44,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:19:44,401 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-11 23:19:44,402 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:19:44,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681482620] [2024-10-11 23:19:44,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1681482620] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:19:44,403 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:19:44,403 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 23:19:44,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569790224] [2024-10-11 23:19:44,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:19:44,404 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 23:19:44,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:19:44,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 23:19:44,404 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 23:19:44,404 INFO L87 Difference]: Start difference. First operand 88 states and 120 transitions. Second operand has 4 states, 3 states have (on average 11.0) internal successors, (33), 4 states have internal predecessors, (33), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-10-11 23:19:44,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:19:44,434 INFO L93 Difference]: Finished difference Result 88 states and 120 transitions. [2024-10-11 23:19:44,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 23:19:44,435 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 11.0) internal successors, (33), 4 states have internal predecessors, (33), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 42 [2024-10-11 23:19:44,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:19:44,436 INFO L225 Difference]: With dead ends: 88 [2024-10-11 23:19:44,436 INFO L226 Difference]: Without dead ends: 87 [2024-10-11 23:19:44,436 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 23:19:44,437 INFO L432 NwaCegarLoop]: 113 mSDtfsCounter, 1 mSDsluCounter, 221 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 334 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 23:19:44,441 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 334 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 23:19:44,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2024-10-11 23:19:44,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2024-10-11 23:19:44,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 76 states have (on average 1.4078947368421053) internal successors, (107), 78 states have internal predecessors, (107), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-10-11 23:19:44,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 119 transitions. [2024-10-11 23:19:44,452 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 119 transitions. Word has length 42 [2024-10-11 23:19:44,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:19:44,455 INFO L471 AbstractCegarLoop]: Abstraction has 87 states and 119 transitions. [2024-10-11 23:19:44,455 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 11.0) internal successors, (33), 4 states have internal predecessors, (33), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-10-11 23:19:44,455 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 119 transitions. [2024-10-11 23:19:44,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-10-11 23:19:44,457 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:19:44,457 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 23:19:44,457 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-11 23:19:44,457 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-11 23:19:44,458 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:19:44,458 INFO L85 PathProgramCache]: Analyzing trace with hash -732571216, now seen corresponding path program 1 times [2024-10-11 23:19:44,458 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:19:44,458 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914289240] [2024-10-11 23:19:44,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:19:44,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:19:44,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:19:44,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 23:19:44,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:19:44,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-11 23:19:44,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:19:44,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-11 23:19:44,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:19:44,548 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-11 23:19:44,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:19:44,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [914289240] [2024-10-11 23:19:44,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [914289240] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:19:44,550 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:19:44,550 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 23:19:44,550 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072082634] [2024-10-11 23:19:44,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:19:44,551 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 23:19:44,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:19:44,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 23:19:44,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 23:19:44,552 INFO L87 Difference]: Start difference. First operand 87 states and 119 transitions. Second operand has 4 states, 3 states have (on average 11.333333333333334) internal successors, (34), 4 states have internal predecessors, (34), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-10-11 23:19:44,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:19:44,572 INFO L93 Difference]: Finished difference Result 87 states and 119 transitions. [2024-10-11 23:19:44,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 23:19:44,572 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 11.333333333333334) internal successors, (34), 4 states have internal predecessors, (34), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 43 [2024-10-11 23:19:44,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:19:44,573 INFO L225 Difference]: With dead ends: 87 [2024-10-11 23:19:44,573 INFO L226 Difference]: Without dead ends: 86 [2024-10-11 23:19:44,573 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 23:19:44,574 INFO L432 NwaCegarLoop]: 113 mSDtfsCounter, 0 mSDsluCounter, 221 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 334 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 23:19:44,574 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 334 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 23:19:44,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2024-10-11 23:19:44,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2024-10-11 23:19:44,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 76 states have (on average 1.394736842105263) internal successors, (106), 77 states have internal predecessors, (106), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-10-11 23:19:44,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 118 transitions. [2024-10-11 23:19:44,588 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 118 transitions. Word has length 43 [2024-10-11 23:19:44,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:19:44,589 INFO L471 AbstractCegarLoop]: Abstraction has 86 states and 118 transitions. [2024-10-11 23:19:44,589 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 11.333333333333334) internal successors, (34), 4 states have internal predecessors, (34), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-10-11 23:19:44,589 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 118 transitions. [2024-10-11 23:19:44,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-10-11 23:19:44,590 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:19:44,590 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 23:19:44,591 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-11 23:19:44,591 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-11 23:19:44,591 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:19:44,591 INFO L85 PathProgramCache]: Analyzing trace with hash 1811930573, now seen corresponding path program 1 times [2024-10-11 23:19:44,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:19:44,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73104209] [2024-10-11 23:19:44,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:19:44,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:19:44,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:19:44,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 23:19:44,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:19:44,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-11 23:19:44,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:19:44,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-11 23:19:44,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:19:44,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 23:19:44,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:19:44,685 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-10-11 23:19:44,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:19:44,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [73104209] [2024-10-11 23:19:44,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [73104209] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:19:44,687 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:19:44,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 23:19:44,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469225125] [2024-10-11 23:19:44,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:19:44,688 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 23:19:44,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:19:44,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 23:19:44,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 23:19:44,689 INFO L87 Difference]: Start difference. First operand 86 states and 118 transitions. Second operand has 4 states, 3 states have (on average 13.0) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-11 23:19:44,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:19:44,710 INFO L93 Difference]: Finished difference Result 86 states and 118 transitions. [2024-10-11 23:19:44,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 23:19:44,711 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 13.0) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 51 [2024-10-11 23:19:44,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:19:44,712 INFO L225 Difference]: With dead ends: 86 [2024-10-11 23:19:44,713 INFO L226 Difference]: Without dead ends: 85 [2024-10-11 23:19:44,714 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 23:19:44,715 INFO L432 NwaCegarLoop]: 112 mSDtfsCounter, 1 mSDsluCounter, 221 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 333 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 23:19:44,715 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 333 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 23:19:44,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2024-10-11 23:19:44,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2024-10-11 23:19:44,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 76 states have (on average 1.381578947368421) internal successors, (105), 76 states have internal predecessors, (105), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-10-11 23:19:44,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 117 transitions. [2024-10-11 23:19:44,721 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 117 transitions. Word has length 51 [2024-10-11 23:19:44,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:19:44,722 INFO L471 AbstractCegarLoop]: Abstraction has 85 states and 117 transitions. [2024-10-11 23:19:44,722 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 13.0) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-11 23:19:44,722 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 117 transitions. [2024-10-11 23:19:44,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-10-11 23:19:44,723 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 23:19:44,723 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 23:19:44,723 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-11 23:19:44,723 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-11 23:19:44,724 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 23:19:44,724 INFO L85 PathProgramCache]: Analyzing trace with hash 335273206, now seen corresponding path program 1 times [2024-10-11 23:19:44,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 23:19:44,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118329397] [2024-10-11 23:19:44,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 23:19:44,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 23:19:44,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:19:44,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 23:19:44,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:19:44,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-11 23:19:44,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:19:44,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-11 23:19:44,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:19:44,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 23:19:44,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 23:19:44,831 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-10-11 23:19:44,831 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 23:19:44,832 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118329397] [2024-10-11 23:19:44,832 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1118329397] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 23:19:44,832 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 23:19:44,832 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 23:19:44,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744633726] [2024-10-11 23:19:44,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 23:19:44,834 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 23:19:44,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 23:19:44,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 23:19:44,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 23:19:44,835 INFO L87 Difference]: Start difference. First operand 85 states and 117 transitions. Second operand has 4 states, 3 states have (on average 13.333333333333334) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-11 23:19:44,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 23:19:44,852 INFO L93 Difference]: Finished difference Result 85 states and 117 transitions. [2024-10-11 23:19:44,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 23:19:44,853 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 13.333333333333334) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 52 [2024-10-11 23:19:44,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 23:19:44,854 INFO L225 Difference]: With dead ends: 85 [2024-10-11 23:19:44,854 INFO L226 Difference]: Without dead ends: 0 [2024-10-11 23:19:44,855 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 23:19:44,856 INFO L432 NwaCegarLoop]: 112 mSDtfsCounter, 0 mSDsluCounter, 221 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 333 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 23:19:44,856 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 333 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 23:19:44,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-10-11 23:19:44,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-10-11 23:19:44,858 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) [2024-10-11 23:19:44,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-10-11 23:19:44,858 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 52 [2024-10-11 23:19:44,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 23:19:44,858 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-11 23:19:44,859 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 13.333333333333334) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-11 23:19:44,859 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-10-11 23:19:44,859 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-10-11 23:19:44,861 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2024-10-11 23:19:44,863 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2024-10-11 23:19:44,864 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2024-10-11 23:19:44,864 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2024-10-11 23:19:44,864 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2024-10-11 23:19:44,864 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2024-10-11 23:19:44,864 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2024-10-11 23:19:44,864 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2024-10-11 23:19:44,865 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-11 23:19:44,868 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 23:19:44,870 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-10-11 23:19:44,917 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-11 23:19:44,936 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 11:19:44 BoogieIcfgContainer [2024-10-11 23:19:44,937 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-11 23:19:44,937 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-11 23:19:44,937 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-11 23:19:44,938 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-11 23:19:44,938 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 11:19:42" (3/4) ... [2024-10-11 23:19:44,940 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-11 23:19:44,944 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2024-10-11 23:19:44,944 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2024-10-11 23:19:44,951 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2024-10-11 23:19:44,953 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-10-11 23:19:44,954 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-10-11 23:19:44,954 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-11 23:19:45,071 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-10-11 23:19:45,071 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/witness.yml [2024-10-11 23:19:45,072 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-11 23:19:45,072 INFO L158 Benchmark]: Toolchain (without parser) took 4210.97ms. Allocated memory was 182.5MB in the beginning and 245.4MB in the end (delta: 62.9MB). Free memory was 112.2MB in the beginning and 203.1MB in the end (delta: -90.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 23:19:45,072 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 104.9MB. Free memory is still 67.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 23:19:45,073 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1090.29ms. Allocated memory is still 182.5MB. Free memory was 112.0MB in the beginning and 100.9MB in the end (delta: 11.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-10-11 23:19:45,073 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.70ms. Allocated memory is still 182.5MB. Free memory was 100.9MB in the beginning and 96.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-11 23:19:45,073 INFO L158 Benchmark]: Boogie Preprocessor took 63.62ms. Allocated memory is still 182.5MB. Free memory was 96.7MB in the beginning and 93.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-11 23:19:45,073 INFO L158 Benchmark]: RCFGBuilder took 657.95ms. Allocated memory is still 182.5MB. Free memory was 93.9MB in the beginning and 67.3MB in the end (delta: 26.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-10-11 23:19:45,074 INFO L158 Benchmark]: TraceAbstraction took 2156.22ms. Allocated memory was 182.5MB in the beginning and 245.4MB in the end (delta: 62.9MB). Free memory was 66.6MB in the beginning and 210.4MB in the end (delta: -143.8MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2024-10-11 23:19:45,074 INFO L158 Benchmark]: Witness Printer took 134.38ms. Allocated memory is still 245.4MB. Free memory was 210.4MB in the beginning and 203.1MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-11 23:19:45,075 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 104.9MB. Free memory is still 67.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1090.29ms. Allocated memory is still 182.5MB. Free memory was 112.0MB in the beginning and 100.9MB in the end (delta: 11.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.70ms. Allocated memory is still 182.5MB. Free memory was 100.9MB in the beginning and 96.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.62ms. Allocated memory is still 182.5MB. Free memory was 96.7MB in the beginning and 93.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 657.95ms. Allocated memory is still 182.5MB. Free memory was 93.9MB in the beginning and 67.3MB in the end (delta: 26.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * TraceAbstraction took 2156.22ms. Allocated memory was 182.5MB in the beginning and 245.4MB in the end (delta: 62.9MB). Free memory was 66.6MB in the beginning and 210.4MB in the end (delta: -143.8MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. * Witness Printer took 134.38ms. Allocated memory is still 245.4MB. Free memory was 210.4MB in the beginning and 203.1MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1565]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1565]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1587]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1587]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1612]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1612]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1629]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1629]: 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 3 procedures, 102 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 9, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 203 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 203 mSDsluCounter, 2524 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1490 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 134 IncrementalHoareTripleChecker+Invalid, 145 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 1034 mSDtfsCounter, 134 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 67 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=102occurred in iteration=0, InterpolantAutomatonStates: 33, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 9 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 301 NumberOfCodeBlocks, 301 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 292 ConstructedInterpolants, 0 QuantifiedInterpolants, 362 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 28/28 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - ProcedureContractResult [Line: 1412]: Procedure Contract for printLine Derived contract for procedure printLine. Requires: (staticFive == 5) Ensures: (staticFive == 5) - ProcedureContractResult [Line: 1426]: Procedure Contract for printIntLine Derived contract for procedure printIntLine. Requires: (staticFive == 5) Ensures: (staticFive == 5) RESULT: Ultimate proved your program to be correct! [2024-10-11 23:19:45,110 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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