./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/CWE190_Integer_Overflow__int_rand_add_31_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/CWE190_Integer_Overflow__int_rand_add_31_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 df8914995f3704aac7e9ec5f7f5b3a772c18018a96c53d7e414734a66f9e4db5 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 15:16:07,317 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 15:16:07,398 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-10-13 15:16:07,406 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 15:16:07,406 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 15:16:07,447 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 15:16:07,447 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 15:16:07,448 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 15:16:07,448 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 15:16:07,450 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 15:16:07,450 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 15:16:07,450 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 15:16:07,451 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 15:16:07,453 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 15:16:07,454 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 15:16:07,454 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 15:16:07,454 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 15:16:07,455 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 15:16:07,455 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 15:16:07,455 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 15:16:07,455 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 15:16:07,459 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 15:16:07,459 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 15:16:07,459 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-13 15:16:07,460 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-13 15:16:07,460 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 15:16:07,460 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 15:16:07,460 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 15:16:07,461 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 15:16:07,461 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-13 15:16:07,461 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 15:16:07,461 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 15:16:07,461 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 15:16:07,462 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 15:16:07,462 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 15:16:07,462 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 15:16:07,462 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-13 15:16:07,463 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 15:16:07,464 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 15:16:07,465 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 15:16:07,465 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 15:16:07,465 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df8914995f3704aac7e9ec5f7f5b3a772c18018a96c53d7e414734a66f9e4db5 [2024-10-13 15:16:07,716 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 15:16:07,743 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 15:16:07,746 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 15:16:07,747 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 15:16:07,747 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 15:16:07,748 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_31_good.i [2024-10-13 15:16:09,133 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 15:16:09,500 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 15:16:09,501 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_31_good.i [2024-10-13 15:16:09,522 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59fb64279/281a4f5b84c64a5c9af314dd6a11f78b/FLAGcab198af5 [2024-10-13 15:16:09,539 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59fb64279/281a4f5b84c64a5c9af314dd6a11f78b [2024-10-13 15:16:09,542 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 15:16:09,543 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 15:16:09,544 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 15:16:09,544 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 15:16:09,550 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 15:16:09,551 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 03:16:09" (1/1) ... [2024-10-13 15:16:09,552 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@743cda89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:16:09, skipping insertion in model container [2024-10-13 15:16:09,552 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 03:16:09" (1/1) ... [2024-10-13 15:16:09,626 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 15:16:10,430 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 15:16:10,442 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 15:16:10,529 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 15:16:10,616 INFO L204 MainTranslator]: Completed translation [2024-10-13 15:16:10,617 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:16:10 WrapperNode [2024-10-13 15:16:10,617 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 15:16:10,618 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 15:16:10,619 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 15:16:10,619 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 15:16:10,626 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:16:10" (1/1) ... [2024-10-13 15:16:10,654 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:16:10" (1/1) ... [2024-10-13 15:16:10,686 INFO L138 Inliner]: procedures = 499, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 114 [2024-10-13 15:16:10,687 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 15:16:10,687 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 15:16:10,687 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 15:16:10,688 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 15:16:10,697 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:16:10" (1/1) ... [2024-10-13 15:16:10,697 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:16:10" (1/1) ... [2024-10-13 15:16:10,700 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:16:10" (1/1) ... [2024-10-13 15:16:10,715 INFO L175 MemorySlicer]: No memory access in input program. [2024-10-13 15:16:10,716 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:16:10" (1/1) ... [2024-10-13 15:16:10,716 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:16:10" (1/1) ... [2024-10-13 15:16:10,721 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:16:10" (1/1) ... [2024-10-13 15:16:10,726 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:16:10" (1/1) ... [2024-10-13 15:16:10,727 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:16:10" (1/1) ... [2024-10-13 15:16:10,729 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:16:10" (1/1) ... [2024-10-13 15:16:10,732 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 15:16:10,733 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 15:16:10,734 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 15:16:10,734 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 15:16:10,735 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:16:10" (1/1) ... [2024-10-13 15:16:10,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 15:16:10,753 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 15:16:10,770 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 15:16:10,773 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 15:16:10,820 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2024-10-13 15:16:10,820 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2024-10-13 15:16:10,820 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-10-13 15:16:10,821 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-10-13 15:16:10,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 15:16:10,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 15:16:10,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 15:16:10,946 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 15:16:10,948 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 15:16:11,206 INFO L? ?]: Removed 62 outVars from TransFormulas that were not future-live. [2024-10-13 15:16:11,206 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 15:16:11,247 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 15:16:11,248 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-13 15:16:11,248 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 03:16:11 BoogieIcfgContainer [2024-10-13 15:16:11,248 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 15:16:11,252 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-13 15:16:11,252 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-13 15:16:11,255 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-13 15:16:11,256 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 03:16:09" (1/3) ... [2024-10-13 15:16:11,256 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fe5c6f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 03:16:11, skipping insertion in model container [2024-10-13 15:16:11,256 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:16:10" (2/3) ... [2024-10-13 15:16:11,256 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fe5c6f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 03:16:11, skipping insertion in model container [2024-10-13 15:16:11,257 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 03:16:11" (3/3) ... [2024-10-13 15:16:11,258 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_add_31_good.i [2024-10-13 15:16:11,271 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-13 15:16:11,271 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2024-10-13 15:16:11,326 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-13 15:16:11,337 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;@5690406, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-13 15:16:11,338 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-10-13 15:16:11,343 INFO L276 IsEmpty]: Start isEmpty. Operand has 50 states, 38 states have (on average 1.5) internal successors, (57), 42 states have internal predecessors, (57), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-10-13 15:16:11,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-10-13 15:16:11,356 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 15:16:11,358 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 15:16:11,359 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2024-10-13 15:16:11,364 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 15:16:11,365 INFO L85 PathProgramCache]: Analyzing trace with hash -724917394, now seen corresponding path program 1 times [2024-10-13 15:16:11,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 15:16:11,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [530639873] [2024-10-13 15:16:11,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 15:16:11,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 15:16:11,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 15:16:11,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 15:16:11,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 15:16:11,662 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 15:16:11,663 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 15:16:11,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [530639873] [2024-10-13 15:16:11,664 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [530639873] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 15:16:11,664 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 15:16:11,664 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 15:16:11,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1965200180] [2024-10-13 15:16:11,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 15:16:11,674 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 15:16:11,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 15:16:11,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 15:16:11,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 15:16:11,696 INFO L87 Difference]: Start difference. First operand has 50 states, 38 states have (on average 1.5) internal successors, (57), 42 states have internal predecessors, (57), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 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 15:16:11,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 15:16:11,734 INFO L93 Difference]: Finished difference Result 50 states and 67 transitions. [2024-10-13 15:16:11,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 15:16:11,737 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 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 8 [2024-10-13 15:16:11,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 15:16:11,747 INFO L225 Difference]: With dead ends: 50 [2024-10-13 15:16:11,747 INFO L226 Difference]: Without dead ends: 40 [2024-10-13 15:16:11,749 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 15:16:11,752 INFO L432 NwaCegarLoop]: 58 mSDtfsCounter, 1 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 115 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 15:16:11,754 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 115 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 15:16:11,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2024-10-13 15:16:11,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2024-10-13 15:16:11,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 34 states have (on average 1.4411764705882353) internal successors, (49), 35 states have internal predecessors, (49), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-13 15:16:11,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 53 transitions. [2024-10-13 15:16:11,787 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 53 transitions. Word has length 8 [2024-10-13 15:16:11,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 15:16:11,787 INFO L471 AbstractCegarLoop]: Abstraction has 40 states and 53 transitions. [2024-10-13 15:16:11,787 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 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 15:16:11,787 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 53 transitions. [2024-10-13 15:16:11,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-10-13 15:16:11,788 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 15:16:11,789 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 15:16:11,789 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-13 15:16:11,789 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2024-10-13 15:16:11,790 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 15:16:11,791 INFO L85 PathProgramCache]: Analyzing trace with hash 170472645, now seen corresponding path program 1 times [2024-10-13 15:16:11,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 15:16:11,793 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1142669635] [2024-10-13 15:16:11,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 15:16:11,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 15:16:11,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 15:16:12,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 15:16:12,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 15:16:12,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 15:16:12,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 15:16:12,073 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 15:16:12,073 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 15:16:12,073 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1142669635] [2024-10-13 15:16:12,074 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1142669635] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 15:16:12,074 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 15:16:12,074 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 15:16:12,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2911562] [2024-10-13 15:16:12,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 15:16:12,077 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 15:16:12,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 15:16:12,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 15:16:12,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 15:16:12,078 INFO L87 Difference]: Start difference. First operand 40 states and 53 transitions. Second operand has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 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 15:16:12,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 15:16:12,097 INFO L93 Difference]: Finished difference Result 40 states and 53 transitions. [2024-10-13 15:16:12,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 15:16:12,098 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 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 21 [2024-10-13 15:16:12,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 15:16:12,100 INFO L225 Difference]: With dead ends: 40 [2024-10-13 15:16:12,101 INFO L226 Difference]: Without dead ends: 39 [2024-10-13 15:16:12,101 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 15:16:12,102 INFO L432 NwaCegarLoop]: 46 mSDtfsCounter, 1 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 91 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 15:16:12,103 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 91 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 15:16:12,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2024-10-13 15:16:12,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2024-10-13 15:16:12,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 34 states have (on average 1.411764705882353) internal successors, (48), 34 states have internal predecessors, (48), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-13 15:16:12,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 52 transitions. [2024-10-13 15:16:12,110 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 52 transitions. Word has length 21 [2024-10-13 15:16:12,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 15:16:12,111 INFO L471 AbstractCegarLoop]: Abstraction has 39 states and 52 transitions. [2024-10-13 15:16:12,111 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 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 15:16:12,111 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 52 transitions. [2024-10-13 15:16:12,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-10-13 15:16:12,112 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 15:16:12,112 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 15:16:12,112 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-13 15:16:12,113 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2024-10-13 15:16:12,113 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 15:16:12,113 INFO L85 PathProgramCache]: Analyzing trace with hash 989684837, now seen corresponding path program 1 times [2024-10-13 15:16:12,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 15:16:12,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258744495] [2024-10-13 15:16:12,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 15:16:12,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 15:16:12,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 15:16:12,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 15:16:12,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 15:16:12,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 15:16:12,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 15:16:12,172 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 15:16:12,173 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 15:16:12,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258744495] [2024-10-13 15:16:12,173 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1258744495] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 15:16:12,173 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 15:16:12,173 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 15:16:12,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636669322] [2024-10-13 15:16:12,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 15:16:12,174 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 15:16:12,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 15:16:12,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 15:16:12,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 15:16:12,176 INFO L87 Difference]: Start difference. First operand 39 states and 52 transitions. Second operand has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (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 15:16:12,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 15:16:12,190 INFO L93 Difference]: Finished difference Result 39 states and 52 transitions. [2024-10-13 15:16:12,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 15:16:12,191 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (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 22 [2024-10-13 15:16:12,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 15:16:12,191 INFO L225 Difference]: With dead ends: 39 [2024-10-13 15:16:12,191 INFO L226 Difference]: Without dead ends: 0 [2024-10-13 15:16:12,192 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 15:16:12,193 INFO L432 NwaCegarLoop]: 47 mSDtfsCounter, 0 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 92 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 15:16:12,193 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 92 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 15:16:12,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-10-13 15:16:12,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-10-13 15:16:12,195 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 15:16:12,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-10-13 15:16:12,196 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 22 [2024-10-13 15:16:12,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 15:16:12,196 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-13 15:16:12,197 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (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 15:16:12,197 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-10-13 15:16:12,197 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-10-13 15:16:12,202 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 4 remaining) [2024-10-13 15:16:12,203 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 4 remaining) [2024-10-13 15:16:12,203 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 4 remaining) [2024-10-13 15:16:12,203 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 4 remaining) [2024-10-13 15:16:12,203 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-13 15:16:12,208 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-10-13 15:16:12,210 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-10-13 15:16:12,232 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-13 15:16:12,248 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 03:16:12 BoogieIcfgContainer [2024-10-13 15:16:12,249 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-13 15:16:12,250 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-13 15:16:12,250 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-13 15:16:12,250 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-13 15:16:12,250 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 03:16:11" (3/4) ... [2024-10-13 15:16:12,252 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-13 15:16:12,256 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2024-10-13 15:16:12,256 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2024-10-13 15:16:12,260 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2024-10-13 15:16:12,261 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-10-13 15:16:12,261 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-10-13 15:16:12,363 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-10-13 15:16:12,363 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-10-13 15:16:12,364 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-13 15:16:12,364 INFO L158 Benchmark]: Toolchain (without parser) took 2821.31ms. Allocated memory was 180.4MB in the beginning and 224.4MB in the end (delta: 44.0MB). Free memory was 142.8MB in the beginning and 120.5MB in the end (delta: 22.2MB). Peak memory consumption was 68.1MB. Max. memory is 16.1GB. [2024-10-13 15:16:12,364 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 180.4MB. Free memory is still 144.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-13 15:16:12,365 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1073.84ms. Allocated memory is still 180.4MB. Free memory was 142.8MB in the beginning and 78.3MB in the end (delta: 64.5MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2024-10-13 15:16:12,365 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.39ms. Allocated memory is still 180.4MB. Free memory was 78.3MB in the beginning and 75.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-13 15:16:12,365 INFO L158 Benchmark]: Boogie Preprocessor took 45.38ms. Allocated memory is still 180.4MB. Free memory was 75.5MB in the beginning and 72.7MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-13 15:16:12,366 INFO L158 Benchmark]: RCFGBuilder took 514.94ms. Allocated memory was 180.4MB in the beginning and 224.4MB in the end (delta: 44.0MB). Free memory was 72.7MB in the beginning and 188.6MB in the end (delta: -115.9MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2024-10-13 15:16:12,366 INFO L158 Benchmark]: TraceAbstraction took 997.15ms. Allocated memory is still 224.4MB. Free memory was 187.7MB in the beginning and 125.8MB in the end (delta: 61.9MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2024-10-13 15:16:12,366 INFO L158 Benchmark]: Witness Printer took 114.08ms. Allocated memory is still 224.4MB. Free memory was 125.8MB in the beginning and 120.5MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-13 15:16:12,368 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 180.4MB. Free memory is still 144.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1073.84ms. Allocated memory is still 180.4MB. Free memory was 142.8MB in the beginning and 78.3MB in the end (delta: 64.5MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.39ms. Allocated memory is still 180.4MB. Free memory was 78.3MB in the beginning and 75.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.38ms. Allocated memory is still 180.4MB. Free memory was 75.5MB in the beginning and 72.7MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 514.94ms. Allocated memory was 180.4MB in the beginning and 224.4MB in the end (delta: 44.0MB). Free memory was 72.7MB in the beginning and 188.6MB in the end (delta: -115.9MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. * TraceAbstraction took 997.15ms. Allocated memory is still 224.4MB. Free memory was 187.7MB in the beginning and 125.8MB in the end (delta: 61.9MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Witness Printer took 114.08ms. Allocated memory is still 224.4MB. Free memory was 125.8MB in the beginning and 120.5MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. 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: 1557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1572]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1572]: 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, 50 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 298 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 147 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 31 IncrementalHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 151 mSDtfsCounter, 31 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=50occurred in iteration=0, InterpolantAutomatonStates: 9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 51 NumberOfCodeBlocks, 51 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 48 ConstructedInterpolants, 0 QuantifiedInterpolants, 62 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 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 4 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-10-13 15:16:12,396 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