./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_sub_10_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a046e57d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_10_good.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0dd36357b099290ebc72e44f6f93fe472c0ecaa736f1b316df875c7c57e25b1d --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 16:06:22,727 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 16:06:22,806 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-10-13 16:06:22,812 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 16:06:22,814 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 16:06:22,842 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 16:06:22,842 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 16:06:22,843 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 16:06:22,844 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 16:06:22,847 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 16:06:22,848 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 16:06:22,848 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 16:06:22,849 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 16:06:22,849 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 16:06:22,849 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 16:06:22,849 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 16:06:22,850 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 16:06:22,850 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 16:06:22,850 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 16:06:22,850 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 16:06:22,851 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 16:06:22,853 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 16:06:22,853 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 16:06:22,854 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-13 16:06:22,854 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-13 16:06:22,854 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 16:06:22,855 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 16:06:22,855 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 16:06:22,855 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 16:06:22,856 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-13 16:06:22,856 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 16:06:22,857 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 16:06:22,857 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 16:06:22,858 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 16:06:22,858 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 16:06:22,858 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 16:06:22,858 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-13 16:06:22,858 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 16:06:22,859 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 16:06:22,859 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 16:06:22,859 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 16:06:22,860 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0dd36357b099290ebc72e44f6f93fe472c0ecaa736f1b316df875c7c57e25b1d [2024-10-13 16:06:23,107 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 16:06:23,130 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 16:06:23,133 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 16:06:23,134 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 16:06:23,135 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 16:06:23,136 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_10_good.i [2024-10-13 16:06:24,636 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 16:06:25,003 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 16:06:25,003 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_10_good.i [2024-10-13 16:06:25,027 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/310be027b/6e752c95fbe74b32bb5f60da173f3d1e/FLAGb19ec37e8 [2024-10-13 16:06:25,045 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/310be027b/6e752c95fbe74b32bb5f60da173f3d1e [2024-10-13 16:06:25,048 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 16:06:25,049 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 16:06:25,050 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 16:06:25,050 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 16:06:25,056 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 16:06:25,056 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 04:06:25" (1/1) ... [2024-10-13 16:06:25,057 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@180ecc0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:06:25, skipping insertion in model container [2024-10-13 16:06:25,057 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 04:06:25" (1/1) ... [2024-10-13 16:06:25,154 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 16:06:25,863 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 16:06:25,873 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 16:06:25,951 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 16:06:26,054 INFO L204 MainTranslator]: Completed translation [2024-10-13 16:06:26,055 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:06:26 WrapperNode [2024-10-13 16:06:26,055 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 16:06:26,056 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 16:06:26,056 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 16:06:26,056 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 16:06:26,062 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:06:26" (1/1) ... [2024-10-13 16:06:26,090 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:06:26" (1/1) ... [2024-10-13 16:06:26,122 INFO L138 Inliner]: procedures = 501, calls = 38, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 205 [2024-10-13 16:06:26,123 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 16:06:26,124 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 16:06:26,124 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 16:06:26,124 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 16:06:26,138 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:06:26" (1/1) ... [2024-10-13 16:06:26,138 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:06:26" (1/1) ... [2024-10-13 16:06:26,142 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:06:26" (1/1) ... [2024-10-13 16:06:26,161 INFO L175 MemorySlicer]: No memory access in input program. [2024-10-13 16:06:26,162 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:06:26" (1/1) ... [2024-10-13 16:06:26,162 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:06:26" (1/1) ... [2024-10-13 16:06:26,175 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:06:26" (1/1) ... [2024-10-13 16:06:26,181 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:06:26" (1/1) ... [2024-10-13 16:06:26,187 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:06:26" (1/1) ... [2024-10-13 16:06:26,189 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:06:26" (1/1) ... [2024-10-13 16:06:26,192 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 16:06:26,193 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 16:06:26,193 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 16:06:26,193 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 16:06:26,194 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:06:26" (1/1) ... [2024-10-13 16:06:26,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 16:06:26,215 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 16:06:26,229 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-13 16:06:26,231 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-13 16:06:26,271 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2024-10-13 16:06:26,271 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2024-10-13 16:06:26,271 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-10-13 16:06:26,271 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-10-13 16:06:26,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 16:06:26,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 16:06:26,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 16:06:26,411 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 16:06:26,413 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 16:06:26,753 INFO L? ?]: Removed 100 outVars from TransFormulas that were not future-live. [2024-10-13 16:06:26,754 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 16:06:26,788 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 16:06:26,788 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-13 16:06:26,789 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 04:06:26 BoogieIcfgContainer [2024-10-13 16:06:26,789 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 16:06:26,792 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-13 16:06:26,792 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-13 16:06:26,795 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-13 16:06:26,795 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 04:06:25" (1/3) ... [2024-10-13 16:06:26,796 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3aac494d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 04:06:26, skipping insertion in model container [2024-10-13 16:06:26,796 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:06:26" (2/3) ... [2024-10-13 16:06:26,796 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3aac494d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 04:06:26, skipping insertion in model container [2024-10-13 16:06:26,797 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 04:06:26" (3/3) ... [2024-10-13 16:06:26,798 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_rand_sub_10_good.i [2024-10-13 16:06:26,835 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-13 16:06:26,835 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2024-10-13 16:06:26,887 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-13 16:06:26,895 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;@eb8fbcf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-13 16:06:26,896 INFO L334 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2024-10-13 16:06:26,900 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) [2024-10-13 16:06:26,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-10-13 16:06:26,908 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 16:06:26,909 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 16:06:26,909 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)] === [2024-10-13 16:06:26,913 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 16:06:26,913 INFO L85 PathProgramCache]: Analyzing trace with hash -611380514, now seen corresponding path program 1 times [2024-10-13 16:06:26,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 16:06:26,920 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221749045] [2024-10-13 16:06:26,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 16:06:26,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 16:06:27,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:06:27,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 16:06:27,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:06:27,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 16:06:27,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 16:06:27,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1221749045] [2024-10-13 16:06:27,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1221749045] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 16:06:27,213 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 16:06:27,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 16:06:27,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336096200] [2024-10-13 16:06:27,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 16:06:27,218 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 16:06:27,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 16:06:27,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 16:06:27,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 16:06:27,238 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) [2024-10-13 16:06:27,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 16:06:27,298 INFO L93 Difference]: Finished difference Result 178 states and 251 transitions. [2024-10-13 16:06:27,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 16:06:27,300 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 [2024-10-13 16:06:27,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 16:06:27,306 INFO L225 Difference]: With dead ends: 178 [2024-10-13 16:06:27,306 INFO L226 Difference]: Without dead ends: 96 [2024-10-13 16:06:27,309 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 [2024-10-13 16:06:27,312 INFO L432 NwaCegarLoop]: 130 mSDtfsCounter, 137 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 130 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 16:06:27,312 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [137 Valid, 130 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 16:06:27,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2024-10-13 16:06:27,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2024-10-13 16:06:27,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 78 states have (on average 1.4871794871794872) internal successors, (116), 85 states have internal predecessors, (116), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2024-10-13 16:06:27,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 132 transitions. [2024-10-13 16:06:27,344 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 132 transitions. Word has length 11 [2024-10-13 16:06:27,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 16:06:27,345 INFO L471 AbstractCegarLoop]: Abstraction has 96 states and 132 transitions. [2024-10-13 16:06:27,345 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) [2024-10-13 16:06:27,346 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 132 transitions. [2024-10-13 16:06:27,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-10-13 16:06:27,347 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 16:06:27,347 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 16:06:27,347 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-13 16:06:27,347 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)] === [2024-10-13 16:06:27,348 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 16:06:27,348 INFO L85 PathProgramCache]: Analyzing trace with hash 750401249, now seen corresponding path program 1 times [2024-10-13 16:06:27,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 16:06:27,348 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39160923] [2024-10-13 16:06:27,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 16:06:27,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 16:06:27,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:06:27,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 16:06:27,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:06:27,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 16:06:27,443 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 16:06:27,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [39160923] [2024-10-13 16:06:27,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [39160923] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 16:06:27,444 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 16:06:27,444 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 16:06:27,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109977184] [2024-10-13 16:06:27,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 16:06:27,446 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 16:06:27,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 16:06:27,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 16:06:27,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 16:06:27,447 INFO L87 Difference]: Start difference. First operand 96 states and 132 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) [2024-10-13 16:06:27,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 16:06:27,481 INFO L93 Difference]: Finished difference Result 96 states and 132 transitions. [2024-10-13 16:06:27,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 16:06:27,482 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 [2024-10-13 16:06:27,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 16:06:27,484 INFO L225 Difference]: With dead ends: 96 [2024-10-13 16:06:27,485 INFO L226 Difference]: Without dead ends: 95 [2024-10-13 16:06:27,485 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 [2024-10-13 16:06:27,487 INFO L432 NwaCegarLoop]: 126 mSDtfsCounter, 36 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 212 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 16:06:27,487 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 212 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 16:06:27,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2024-10-13 16:06:27,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2024-10-13 16:06:27,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 78 states have (on average 1.4743589743589745) internal successors, (115), 84 states have internal predecessors, (115), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2024-10-13 16:06:27,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 131 transitions. [2024-10-13 16:06:27,504 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 131 transitions. Word has length 17 [2024-10-13 16:06:27,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 16:06:27,504 INFO L471 AbstractCegarLoop]: Abstraction has 95 states and 131 transitions. [2024-10-13 16:06:27,504 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) [2024-10-13 16:06:27,506 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 131 transitions. [2024-10-13 16:06:27,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-10-13 16:06:27,507 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 16:06:27,507 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 16:06:27,508 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-13 16:06:27,508 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)] === [2024-10-13 16:06:27,510 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 16:06:27,510 INFO L85 PathProgramCache]: Analyzing trace with hash 1787602382, now seen corresponding path program 1 times [2024-10-13 16:06:27,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 16:06:27,511 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1994338252] [2024-10-13 16:06:27,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 16:06:27,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 16:06:27,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:06:27,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 16:06:27,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:06:27,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 16:06:27,671 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 16:06:27,671 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1994338252] [2024-10-13 16:06:27,671 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1994338252] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 16:06:27,671 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 16:06:27,671 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 16:06:27,672 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [189011016] [2024-10-13 16:06:27,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 16:06:27,674 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 16:06:27,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 16:06:27,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 16:06:27,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 16:06:27,676 INFO L87 Difference]: Start difference. First operand 95 states and 131 transitions. Second operand has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 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) [2024-10-13 16:06:27,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 16:06:27,705 INFO L93 Difference]: Finished difference Result 96 states and 132 transitions. [2024-10-13 16:06:27,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 16:06:27,707 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 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 [2024-10-13 16:06:27,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 16:06:27,709 INFO L225 Difference]: With dead ends: 96 [2024-10-13 16:06:27,709 INFO L226 Difference]: Without dead ends: 95 [2024-10-13 16:06:27,710 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 [2024-10-13 16:06:27,713 INFO L432 NwaCegarLoop]: 125 mSDtfsCounter, 37 mSDsluCounter, 82 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 207 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 16:06:27,713 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 207 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 16:06:27,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2024-10-13 16:06:27,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 94. [2024-10-13 16:06:27,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 78 states have (on average 1.4615384615384615) internal successors, (114), 83 states have internal predecessors, (114), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2024-10-13 16:06:27,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 130 transitions. [2024-10-13 16:06:27,726 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 130 transitions. Word has length 18 [2024-10-13 16:06:27,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 16:06:27,727 INFO L471 AbstractCegarLoop]: Abstraction has 94 states and 130 transitions. [2024-10-13 16:06:27,727 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 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) [2024-10-13 16:06:27,727 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 130 transitions. [2024-10-13 16:06:27,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-10-13 16:06:27,729 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 16:06:27,729 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] [2024-10-13 16:06:27,730 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-13 16:06:27,730 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)] === [2024-10-13 16:06:27,730 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 16:06:27,730 INFO L85 PathProgramCache]: Analyzing trace with hash 1687734794, now seen corresponding path program 1 times [2024-10-13 16:06:27,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 16:06:27,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111798133] [2024-10-13 16:06:27,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 16:06:27,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 16:06:27,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:06:27,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 16:06:27,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:06:27,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 16:06:27,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:06:27,809 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-13 16:06:27,809 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 16:06:27,809 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1111798133] [2024-10-13 16:06:27,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1111798133] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 16:06:27,810 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 16:06:27,810 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 16:06:27,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1733329240] [2024-10-13 16:06:27,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 16:06:27,811 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 16:06:27,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 16:06:27,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 16:06:27,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 16:06:27,813 INFO L87 Difference]: Start difference. First operand 94 states and 130 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-13 16:06:27,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 16:06:27,830 INFO L93 Difference]: Finished difference Result 150 states and 202 transitions. [2024-10-13 16:06:27,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 16:06:27,831 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 32 [2024-10-13 16:06:27,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 16:06:27,832 INFO L225 Difference]: With dead ends: 150 [2024-10-13 16:06:27,832 INFO L226 Difference]: Without dead ends: 90 [2024-10-13 16:06:27,833 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 16:06:27,834 INFO L432 NwaCegarLoop]: 118 mSDtfsCounter, 112 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 112 SdHoareTripleChecker+Valid, 118 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 16:06:27,834 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [112 Valid, 118 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 16:06:27,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2024-10-13 16:06:27,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2024-10-13 16:06:27,840 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) [2024-10-13 16:06:27,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 122 transitions. [2024-10-13 16:06:27,841 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 122 transitions. Word has length 32 [2024-10-13 16:06:27,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 16:06:27,842 INFO L471 AbstractCegarLoop]: Abstraction has 90 states and 122 transitions. [2024-10-13 16:06:27,842 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-13 16:06:27,842 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 122 transitions. [2024-10-13 16:06:27,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-10-13 16:06:27,843 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 16:06:27,843 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] [2024-10-13 16:06:27,843 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-13 16:06:27,844 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 16:06:27,844 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 16:06:27,844 INFO L85 PathProgramCache]: Analyzing trace with hash 1281517514, now seen corresponding path program 1 times [2024-10-13 16:06:27,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 16:06:27,844 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755339951] [2024-10-13 16:06:27,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 16:06:27,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 16:06:27,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:06:27,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 16:06:27,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:06:27,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-13 16:06:27,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:06:27,916 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-13 16:06:27,916 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 16:06:27,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1755339951] [2024-10-13 16:06:27,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1755339951] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 16:06:27,916 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 16:06:27,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 16:06:27,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636023037] [2024-10-13 16:06:27,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 16:06:27,917 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 16:06:27,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 16:06:27,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 16:06:27,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 16:06:27,920 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) [2024-10-13 16:06:27,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 16:06:27,968 INFO L93 Difference]: Finished difference Result 90 states and 122 transitions. [2024-10-13 16:06:27,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 16:06:27,969 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 [2024-10-13 16:06:27,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 16:06:27,970 INFO L225 Difference]: With dead ends: 90 [2024-10-13 16:06:27,970 INFO L226 Difference]: Without dead ends: 89 [2024-10-13 16:06:27,971 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 16:06:27,971 INFO L432 NwaCegarLoop]: 116 mSDtfsCounter, 36 mSDsluCounter, 76 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 192 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 16:06:27,972 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 192 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 16:06:27,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2024-10-13 16:06:27,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2024-10-13 16:06:27,986 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) [2024-10-13 16:06:27,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 121 transitions. [2024-10-13 16:06:27,987 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 121 transitions. Word has length 33 [2024-10-13 16:06:27,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 16:06:27,988 INFO L471 AbstractCegarLoop]: Abstraction has 89 states and 121 transitions. [2024-10-13 16:06:27,988 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) [2024-10-13 16:06:27,988 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 121 transitions. [2024-10-13 16:06:27,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-10-13 16:06:27,990 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 16:06:27,991 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] [2024-10-13 16:06:27,991 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-13 16:06:27,992 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 16:06:27,992 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 16:06:27,992 INFO L85 PathProgramCache]: Analyzing trace with hash 1072337516, now seen corresponding path program 1 times [2024-10-13 16:06:27,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 16:06:27,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1526163094] [2024-10-13 16:06:27,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 16:06:27,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 16:06:28,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:06:28,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 16:06:28,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:06:28,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-13 16:06:28,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:06:28,145 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-13 16:06:28,147 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 16:06:28,147 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1526163094] [2024-10-13 16:06:28,147 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1526163094] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 16:06:28,148 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 16:06:28,148 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 16:06:28,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984953069] [2024-10-13 16:06:28,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 16:06:28,149 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 16:06:28,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 16:06:28,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 16:06:28,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 16:06:28,153 INFO L87 Difference]: Start difference. First operand 89 states and 121 transitions. Second operand has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 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) [2024-10-13 16:06:28,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 16:06:28,180 INFO L93 Difference]: Finished difference Result 89 states and 121 transitions. [2024-10-13 16:06:28,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 16:06:28,180 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 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 [2024-10-13 16:06:28,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 16:06:28,181 INFO L225 Difference]: With dead ends: 89 [2024-10-13 16:06:28,182 INFO L226 Difference]: Without dead ends: 88 [2024-10-13 16:06:28,182 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 16:06:28,183 INFO L432 NwaCegarLoop]: 114 mSDtfsCounter, 35 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 189 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 16:06:28,185 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 189 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 16:06:28,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2024-10-13 16:06:28,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2024-10-13 16:06:28,198 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) [2024-10-13 16:06:28,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 120 transitions. [2024-10-13 16:06:28,199 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 120 transitions. Word has length 34 [2024-10-13 16:06:28,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 16:06:28,199 INFO L471 AbstractCegarLoop]: Abstraction has 88 states and 120 transitions. [2024-10-13 16:06:28,199 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 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) [2024-10-13 16:06:28,199 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 120 transitions. [2024-10-13 16:06:28,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-10-13 16:06:28,200 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 16:06:28,200 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] [2024-10-13 16:06:28,200 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-13 16:06:28,201 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 16:06:28,201 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 16:06:28,201 INFO L85 PathProgramCache]: Analyzing trace with hash -1700673409, now seen corresponding path program 1 times [2024-10-13 16:06:28,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 16:06:28,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868362794] [2024-10-13 16:06:28,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 16:06:28,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 16:06:28,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:06:28,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 16:06:28,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:06:28,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-13 16:06:28,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:06:28,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 16:06:28,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:06:28,292 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-13 16:06:28,294 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 16:06:28,294 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1868362794] [2024-10-13 16:06:28,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1868362794] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 16:06:28,294 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 16:06:28,295 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 16:06:28,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971710138] [2024-10-13 16:06:28,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 16:06:28,295 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 16:06:28,296 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 16:06:28,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 16:06:28,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 16:06:28,297 INFO L87 Difference]: Start difference. First operand 88 states and 120 transitions. Second operand has 3 states, 2 states have (on average 16.5) internal successors, (33), 3 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) [2024-10-13 16:06:28,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 16:06:28,318 INFO L93 Difference]: Finished difference Result 88 states and 120 transitions. [2024-10-13 16:06:28,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 16:06:28,319 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 16.5) internal successors, (33), 3 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 [2024-10-13 16:06:28,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 16:06:28,320 INFO L225 Difference]: With dead ends: 88 [2024-10-13 16:06:28,320 INFO L226 Difference]: Without dead ends: 87 [2024-10-13 16:06:28,320 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 16:06:28,321 INFO L432 NwaCegarLoop]: 114 mSDtfsCounter, 1 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 224 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 16:06:28,324 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 224 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 16:06:28,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2024-10-13 16:06:28,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2024-10-13 16:06:28,333 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) [2024-10-13 16:06:28,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 119 transitions. [2024-10-13 16:06:28,337 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 119 transitions. Word has length 42 [2024-10-13 16:06:28,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 16:06:28,337 INFO L471 AbstractCegarLoop]: Abstraction has 87 states and 119 transitions. [2024-10-13 16:06:28,338 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 16.5) internal successors, (33), 3 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) [2024-10-13 16:06:28,338 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 119 transitions. [2024-10-13 16:06:28,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-10-13 16:06:28,339 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 16:06:28,339 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] [2024-10-13 16:06:28,339 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-13 16:06:28,340 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 16:06:28,340 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 16:06:28,340 INFO L85 PathProgramCache]: Analyzing trace with hash -1181267855, now seen corresponding path program 1 times [2024-10-13 16:06:28,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 16:06:28,340 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939870367] [2024-10-13 16:06:28,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 16:06:28,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 16:06:28,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:06:28,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 16:06:28,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:06:28,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-13 16:06:28,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:06:28,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 16:06:28,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:06:28,423 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-13 16:06:28,423 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 16:06:28,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [939870367] [2024-10-13 16:06:28,423 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [939870367] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 16:06:28,423 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 16:06:28,424 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 16:06:28,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1601361355] [2024-10-13 16:06:28,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 16:06:28,424 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 16:06:28,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 16:06:28,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 16:06:28,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 16:06:28,426 INFO L87 Difference]: Start difference. First operand 87 states and 119 transitions. Second operand has 3 states, 2 states have (on average 17.0) internal successors, (34), 3 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) [2024-10-13 16:06:28,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 16:06:28,447 INFO L93 Difference]: Finished difference Result 87 states and 119 transitions. [2024-10-13 16:06:28,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 16:06:28,448 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 17.0) internal successors, (34), 3 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 [2024-10-13 16:06:28,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 16:06:28,448 INFO L225 Difference]: With dead ends: 87 [2024-10-13 16:06:28,449 INFO L226 Difference]: Without dead ends: 86 [2024-10-13 16:06:28,449 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 16:06:28,450 INFO L432 NwaCegarLoop]: 114 mSDtfsCounter, 0 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 224 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 16:06:28,451 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 224 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 16:06:28,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2024-10-13 16:06:28,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2024-10-13 16:06:28,461 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) [2024-10-13 16:06:28,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 118 transitions. [2024-10-13 16:06:28,462 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 118 transitions. Word has length 43 [2024-10-13 16:06:28,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 16:06:28,462 INFO L471 AbstractCegarLoop]: Abstraction has 86 states and 118 transitions. [2024-10-13 16:06:28,462 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 17.0) internal successors, (34), 3 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) [2024-10-13 16:06:28,462 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 118 transitions. [2024-10-13 16:06:28,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-10-13 16:06:28,464 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 16:06:28,464 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] [2024-10-13 16:06:28,464 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-13 16:06:28,464 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 16:06:28,468 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 16:06:28,469 INFO L85 PathProgramCache]: Analyzing trace with hash -1349846130, now seen corresponding path program 1 times [2024-10-13 16:06:28,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 16:06:28,469 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229143619] [2024-10-13 16:06:28,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 16:06:28,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 16:06:28,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:06:28,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 16:06:28,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:06:28,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-13 16:06:28,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:06:28,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 16:06:28,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:06:28,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 16:06:28,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:06:28,544 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-10-13 16:06:28,544 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 16:06:28,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [229143619] [2024-10-13 16:06:28,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [229143619] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 16:06:28,545 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 16:06:28,545 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 16:06:28,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2099353692] [2024-10-13 16:06:28,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 16:06:28,546 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 16:06:28,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 16:06:28,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 16:06:28,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 16:06:28,548 INFO L87 Difference]: Start difference. First operand 86 states and 118 transitions. Second operand has 3 states, 2 states have (on average 19.5) internal successors, (39), 3 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) [2024-10-13 16:06:28,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 16:06:28,563 INFO L93 Difference]: Finished difference Result 86 states and 118 transitions. [2024-10-13 16:06:28,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 16:06:28,563 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 19.5) internal successors, (39), 3 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 [2024-10-13 16:06:28,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 16:06:28,564 INFO L225 Difference]: With dead ends: 86 [2024-10-13 16:06:28,565 INFO L226 Difference]: Without dead ends: 85 [2024-10-13 16:06:28,566 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 16:06:28,566 INFO L432 NwaCegarLoop]: 113 mSDtfsCounter, 1 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 223 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 16:06:28,567 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 223 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 16:06:28,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2024-10-13 16:06:28,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2024-10-13 16:06:28,576 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) [2024-10-13 16:06:28,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 117 transitions. [2024-10-13 16:06:28,580 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 117 transitions. Word has length 51 [2024-10-13 16:06:28,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 16:06:28,581 INFO L471 AbstractCegarLoop]: Abstraction has 85 states and 117 transitions. [2024-10-13 16:06:28,581 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 19.5) internal successors, (39), 3 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) [2024-10-13 16:06:28,581 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 117 transitions. [2024-10-13 16:06:28,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-10-13 16:06:28,581 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 16:06:28,582 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] [2024-10-13 16:06:28,582 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-13 16:06:28,582 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-13 16:06:28,582 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 16:06:28,582 INFO L85 PathProgramCache]: Analyzing trace with hash 1104443221, now seen corresponding path program 1 times [2024-10-13 16:06:28,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 16:06:28,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [162371497] [2024-10-13 16:06:28,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 16:06:28,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 16:06:28,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:06:28,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 16:06:28,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:06:28,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-13 16:06:28,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:06:28,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 16:06:28,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:06:28,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 16:06:28,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:06:28,694 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-10-13 16:06:28,695 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 16:06:28,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [162371497] [2024-10-13 16:06:28,696 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [162371497] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 16:06:28,696 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 16:06:28,696 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 16:06:28,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086648196] [2024-10-13 16:06:28,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 16:06:28,697 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 16:06:28,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 16:06:28,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 16:06:28,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 16:06:28,698 INFO L87 Difference]: Start difference. First operand 85 states and 117 transitions. Second operand has 3 states, 2 states have (on average 20.0) internal successors, (40), 3 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) [2024-10-13 16:06:28,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 16:06:28,712 INFO L93 Difference]: Finished difference Result 85 states and 117 transitions. [2024-10-13 16:06:28,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 16:06:28,713 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 20.0) internal successors, (40), 3 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 [2024-10-13 16:06:28,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 16:06:28,713 INFO L225 Difference]: With dead ends: 85 [2024-10-13 16:06:28,714 INFO L226 Difference]: Without dead ends: 0 [2024-10-13 16:06:28,714 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 16:06:28,715 INFO L432 NwaCegarLoop]: 113 mSDtfsCounter, 0 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 223 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 16:06:28,715 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 223 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 16:06:28,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-10-13 16:06:28,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-10-13 16:06:28,716 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) [2024-10-13 16:06:28,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-10-13 16:06:28,716 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 52 [2024-10-13 16:06:28,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 16:06:28,718 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-13 16:06:28,718 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 20.0) internal successors, (40), 3 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) [2024-10-13 16:06:28,718 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-10-13 16:06:28,718 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-10-13 16:06:28,721 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2024-10-13 16:06:28,722 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2024-10-13 16:06:28,722 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2024-10-13 16:06:28,722 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2024-10-13 16:06:28,723 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2024-10-13 16:06:28,723 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2024-10-13 16:06:28,723 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2024-10-13 16:06:28,723 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2024-10-13 16:06:28,723 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-13 16:06:28,727 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 16:06:28,729 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-10-13 16:06:28,836 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-13 16:06:28,852 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 04:06:28 BoogieIcfgContainer [2024-10-13 16:06:28,853 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-13 16:06:28,854 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-13 16:06:28,854 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-13 16:06:28,854 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-13 16:06:28,855 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 04:06:26" (3/4) ... [2024-10-13 16:06:28,857 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-13 16:06:28,860 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2024-10-13 16:06:28,860 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2024-10-13 16:06:28,870 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2024-10-13 16:06:28,871 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-10-13 16:06:28,871 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-10-13 16:06:28,871 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-13 16:06:28,987 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-10-13 16:06:28,987 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-10-13 16:06:28,987 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-13 16:06:28,988 INFO L158 Benchmark]: Toolchain (without parser) took 3938.75ms. Allocated memory was 172.0MB in the beginning and 207.6MB in the end (delta: 35.7MB). Free memory was 100.8MB in the beginning and 141.8MB in the end (delta: -41.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-13 16:06:28,990 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 117.4MB. Free memory is still 78.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-13 16:06:28,991 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1004.84ms. Allocated memory is still 172.0MB. Free memory was 100.5MB in the beginning and 82.8MB in the end (delta: 17.7MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2024-10-13 16:06:28,991 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.69ms. Allocated memory is still 172.0MB. Free memory was 82.8MB in the beginning and 78.7MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-13 16:06:28,991 INFO L158 Benchmark]: Boogie Preprocessor took 68.39ms. Allocated memory is still 172.0MB. Free memory was 78.7MB in the beginning and 75.9MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-13 16:06:28,992 INFO L158 Benchmark]: RCFGBuilder took 596.28ms. Allocated memory is still 172.0MB. Free memory was 75.9MB in the beginning and 50.0MB in the end (delta: 25.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-10-13 16:06:28,992 INFO L158 Benchmark]: TraceAbstraction took 2061.72ms. Allocated memory was 172.0MB in the beginning and 207.6MB in the end (delta: 35.7MB). Free memory was 49.4MB in the beginning and 149.1MB in the end (delta: -99.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-13 16:06:28,992 INFO L158 Benchmark]: Witness Printer took 133.54ms. Allocated memory is still 207.6MB. Free memory was 149.1MB in the beginning and 141.8MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-10-13 16:06:28,993 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 117.4MB. Free memory is still 78.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1004.84ms. Allocated memory is still 172.0MB. Free memory was 100.5MB in the beginning and 82.8MB in the end (delta: 17.7MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.69ms. Allocated memory is still 172.0MB. Free memory was 82.8MB in the beginning and 78.7MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.39ms. Allocated memory is still 172.0MB. Free memory was 78.7MB in the beginning and 75.9MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 596.28ms. Allocated memory is still 172.0MB. Free memory was 75.9MB in the beginning and 50.0MB in the end (delta: 25.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 2061.72ms. Allocated memory was 172.0MB in the beginning and 207.6MB in the end (delta: 35.7MB). Free memory was 49.4MB in the beginning and 149.1MB in the end (delta: -99.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 133.54ms. Allocated memory is still 207.6MB. Free memory was 149.1MB in the beginning and 141.8MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. 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: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1585]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1585]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1609]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1609]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1625]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1625]: 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: 1.9s, OverallIterations: 10, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 396 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 395 mSDsluCounter, 1942 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 759 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 93 IncrementalHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 1183 mSDtfsCounter, 93 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 66 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=102occurred in iteration=0, InterpolantAutomatonStates: 30, 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, 10 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 333 NumberOfCodeBlocks, 333 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 323 ConstructedInterpolants, 0 QuantifiedInterpolants, 413 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 32/32 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: (globalTrue == 1) Ensures: (globalTrue == 1) - ProcedureContractResult [Line: 1426]: Procedure Contract for printIntLine Derived contract for procedure printIntLine. Requires: (globalTrue == 1) Ensures: (globalTrue == 1) RESULT: Ultimate proved your program to be correct! [2024-10-13 16:06:29,022 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE