./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_max_preinc_52_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 61a67961 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_52_bad.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 539dfef7c61562fde42f1a6fdf8e21aad05b896db43a162114944d72a3862aaf --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 22:25:51,196 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 22:25:51,255 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-10-14 22:25:51,261 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 22:25:51,262 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 22:25:51,282 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 22:25:51,283 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 22:25:51,283 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 22:25:51,284 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 22:25:51,286 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 22:25:51,287 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 22:25:51,287 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 22:25:51,287 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 22:25:51,287 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 22:25:51,287 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 22:25:51,288 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 22:25:51,288 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 22:25:51,289 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 22:25:51,289 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 22:25:51,289 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 22:25:51,289 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 22:25:51,289 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 22:25:51,290 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 22:25:51,290 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-14 22:25:51,291 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-14 22:25:51,291 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 22:25:51,291 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 22:25:51,291 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 22:25:51,291 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 22:25:51,292 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 22:25:51,292 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 22:25:51,292 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 22:25:51,292 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 22:25:51,293 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 22:25:51,293 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 22:25:51,293 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 22:25:51,293 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 22:25:51,293 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 22:25:51,293 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 22:25:51,294 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 22:25:51,294 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 22:25:51,294 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 539dfef7c61562fde42f1a6fdf8e21aad05b896db43a162114944d72a3862aaf [2024-10-14 22:25:51,493 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 22:25:51,514 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 22:25:51,516 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 22:25:51,517 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 22:25:51,517 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 22:25:51,518 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_52_bad.i [2024-10-14 22:25:52,732 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 22:25:52,997 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 22:25:52,998 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_52_bad.i [2024-10-14 22:25:53,019 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85e2f14a0/5084896f3f6c47c8ad17a69c2b346e4f/FLAG3f6f8c0eb [2024-10-14 22:25:53,032 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85e2f14a0/5084896f3f6c47c8ad17a69c2b346e4f [2024-10-14 22:25:53,034 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 22:25:53,035 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 22:25:53,036 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 22:25:53,036 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 22:25:53,040 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 22:25:53,040 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:25:53" (1/1) ... [2024-10-14 22:25:53,042 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ea5a704 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:25:53, skipping insertion in model container [2024-10-14 22:25:53,042 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:25:53" (1/1) ... [2024-10-14 22:25:53,083 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 22:25:53,619 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 22:25:53,628 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 22:25:53,716 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 22:25:53,810 INFO L204 MainTranslator]: Completed translation [2024-10-14 22:25:53,810 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:25:53 WrapperNode [2024-10-14 22:25:53,810 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 22:25:53,811 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 22:25:53,811 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 22:25:53,811 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 22:25:53,816 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:25:53" (1/1) ... [2024-10-14 22:25:53,839 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:25:53" (1/1) ... [2024-10-14 22:25:53,859 INFO L138 Inliner]: procedures = 499, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 45 [2024-10-14 22:25:53,860 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 22:25:53,861 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 22:25:53,861 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 22:25:53,861 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 22:25:53,869 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:25:53" (1/1) ... [2024-10-14 22:25:53,869 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:25:53" (1/1) ... [2024-10-14 22:25:53,871 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:25:53" (1/1) ... [2024-10-14 22:25:53,884 INFO L175 MemorySlicer]: No memory access in input program. [2024-10-14 22:25:53,884 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:25:53" (1/1) ... [2024-10-14 22:25:53,884 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:25:53" (1/1) ... [2024-10-14 22:25:53,887 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:25:53" (1/1) ... [2024-10-14 22:25:53,888 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:25:53" (1/1) ... [2024-10-14 22:25:53,889 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:25:53" (1/1) ... [2024-10-14 22:25:53,890 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:25:53" (1/1) ... [2024-10-14 22:25:53,891 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 22:25:53,892 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 22:25:53,892 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 22:25:53,892 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 22:25:53,893 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:25:53" (1/1) ... [2024-10-14 22:25:53,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 22:25:53,908 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 22:25:53,951 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-14 22:25:53,954 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-14 22:25:53,990 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-10-14 22:25:53,991 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-10-14 22:25:53,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 22:25:53,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 22:25:53,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 22:25:54,122 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 22:25:54,123 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 22:25:54,195 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-10-14 22:25:54,196 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 22:25:54,220 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 22:25:54,221 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-14 22:25:54,221 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:25:54 BoogieIcfgContainer [2024-10-14 22:25:54,221 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 22:25:54,223 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 22:25:54,224 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 22:25:54,226 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 22:25:54,226 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 10:25:53" (1/3) ... [2024-10-14 22:25:54,227 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33e4d05d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:25:54, skipping insertion in model container [2024-10-14 22:25:54,227 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:25:53" (2/3) ... [2024-10-14 22:25:54,227 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33e4d05d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:25:54, skipping insertion in model container [2024-10-14 22:25:54,227 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:25:54" (3/3) ... [2024-10-14 22:25:54,228 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_preinc_52_bad.i [2024-10-14 22:25:54,240 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 22:25:54,240 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-10-14 22:25:54,286 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 22:25:54,291 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;@d35005c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 22:25:54,292 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-10-14 22:25:54,295 INFO L276 IsEmpty]: Start isEmpty. Operand has 14 states, 8 states have (on average 1.375) internal successors, (11), 10 states have internal predecessors, (11), 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) [2024-10-14 22:25:54,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-10-14 22:25:54,301 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 22:25:54,301 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 22:25:54,302 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-10-14 22:25:54,305 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 22:25:54,305 INFO L85 PathProgramCache]: Analyzing trace with hash -80318952, now seen corresponding path program 1 times [2024-10-14 22:25:54,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 22:25:54,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645568475] [2024-10-14 22:25:54,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 22:25:54,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 22:25:54,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 22:25:54,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 22:25:54,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 22:25:54,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 22:25:54,558 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 22:25:54,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645568475] [2024-10-14 22:25:54,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [645568475] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 22:25:54,559 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 22:25:54,559 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 22:25:54,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1912016244] [2024-10-14 22:25:54,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 22:25:54,564 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 22:25:54,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 22:25:54,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 22:25:54,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 22:25:54,585 INFO L87 Difference]: Start difference. First operand has 14 states, 8 states have (on average 1.375) internal successors, (11), 10 states have internal predecessors, (11), 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) 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) [2024-10-14 22:25:54,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 22:25:54,607 INFO L93 Difference]: Finished difference Result 18 states and 19 transitions. [2024-10-14 22:25:54,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 22:25:54,609 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 [2024-10-14 22:25:54,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 22:25:54,614 INFO L225 Difference]: With dead ends: 18 [2024-10-14 22:25:54,614 INFO L226 Difference]: Without dead ends: 10 [2024-10-14 22:25:54,616 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 [2024-10-14 22:25:54,618 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 1 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 13 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 22:25:54,619 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 13 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 22:25:54,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2024-10-14 22:25:54,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2024-10-14 22:25:54,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 states have internal predecessors, (8), 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) [2024-10-14 22:25:54,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2024-10-14 22:25:54,639 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 10 transitions. Word has length 8 [2024-10-14 22:25:54,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 22:25:54,640 INFO L471 AbstractCegarLoop]: Abstraction has 10 states and 10 transitions. [2024-10-14 22:25:54,640 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) [2024-10-14 22:25:54,640 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2024-10-14 22:25:54,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-10-14 22:25:54,640 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 22:25:54,641 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 22:25:54,641 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 22:25:54,641 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-10-14 22:25:54,641 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 22:25:54,641 INFO L85 PathProgramCache]: Analyzing trace with hash 1805079830, now seen corresponding path program 1 times [2024-10-14 22:25:54,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 22:25:54,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200678593] [2024-10-14 22:25:54,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 22:25:54,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 22:25:54,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-14 22:25:54,661 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-14 22:25:54,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-14 22:25:54,691 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-14 22:25:54,691 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-14 22:25:54,693 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-10-14 22:25:54,694 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-10-14 22:25:54,694 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-14 22:25:54,699 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-10-14 22:25:54,711 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-14 22:25:54,713 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 10:25:54 BoogieIcfgContainer [2024-10-14 22:25:54,713 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-14 22:25:54,714 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-14 22:25:54,714 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-14 22:25:54,714 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-14 22:25:54,715 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:25:54" (3/4) ... [2024-10-14 22:25:54,716 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-14 22:25:54,717 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-14 22:25:54,717 INFO L158 Benchmark]: Toolchain (without parser) took 1682.12ms. Allocated memory was 184.5MB in the beginning and 255.9MB in the end (delta: 71.3MB). Free memory was 122.9MB in the beginning and 181.8MB in the end (delta: -58.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-14 22:25:54,718 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 184.5MB. Free memory was 148.0MB in the beginning and 147.7MB in the end (delta: 293.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 22:25:54,718 INFO L158 Benchmark]: CACSL2BoogieTranslator took 774.54ms. Allocated memory is still 184.5MB. Free memory was 122.9MB in the beginning and 58.7MB in the end (delta: 64.2MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2024-10-14 22:25:54,718 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.62ms. Allocated memory is still 184.5MB. Free memory was 58.7MB in the beginning and 55.8MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-14 22:25:54,719 INFO L158 Benchmark]: Boogie Preprocessor took 30.30ms. Allocated memory is still 184.5MB. Free memory was 55.8MB in the beginning and 53.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-14 22:25:54,719 INFO L158 Benchmark]: RCFGBuilder took 329.33ms. Allocated memory was 184.5MB in the beginning and 255.9MB in the end (delta: 71.3MB). Free memory was 53.7MB in the beginning and 214.3MB in the end (delta: -160.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-14 22:25:54,720 INFO L158 Benchmark]: TraceAbstraction took 490.14ms. Allocated memory is still 255.9MB. Free memory was 213.3MB in the beginning and 181.8MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-10-14 22:25:54,720 INFO L158 Benchmark]: Witness Printer took 2.73ms. Allocated memory is still 255.9MB. Free memory is still 181.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 22:25:54,722 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 184.5MB. Free memory was 148.0MB in the beginning and 147.7MB in the end (delta: 293.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 774.54ms. Allocated memory is still 184.5MB. Free memory was 122.9MB in the beginning and 58.7MB in the end (delta: 64.2MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.62ms. Allocated memory is still 184.5MB. Free memory was 58.7MB in the beginning and 55.8MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.30ms. Allocated memory is still 184.5MB. Free memory was 55.8MB in the beginning and 53.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 329.33ms. Allocated memory was 184.5MB in the beginning and 255.9MB in the end (delta: 71.3MB). Free memory was 53.7MB in the beginning and 214.3MB in the end (delta: -160.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 490.14ms. Allocated memory is still 255.9MB. Free memory was 213.3MB in the beginning and 181.8MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Witness Printer took 2.73ms. Allocated memory is still 255.9MB. Free memory is still 181.8MB. There was no memory consumed. 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 - UnprovableResult [Line: 1572]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1559. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE190_Integer_Overflow__int_max_preinc_52_bad() [L1551] int data; [L1552] data = 0 [L1553] data = 0x7fffffff [L1554] CALL CWE190_Integer_Overflow__int_max_preinc_52b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_max_preinc_52c_badSink(data) [L1572] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1572]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1 mSDsluCounter, 13 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 7 mSDtfsCounter, 5 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=14occurred in iteration=0, InterpolantAutomatonStates: 3, 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-10-14 22:25:54,743 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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_max_preinc_52_bad.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.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 539dfef7c61562fde42f1a6fdf8e21aad05b896db43a162114944d72a3862aaf --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 22:25:56,518 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 22:25:56,580 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-10-14 22:25:56,583 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 22:25:56,584 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 22:25:56,584 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-10-14 22:25:56,612 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 22:25:56,613 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 22:25:56,613 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 22:25:56,614 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 22:25:56,614 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 22:25:56,615 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 22:25:56,615 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 22:25:56,616 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 22:25:56,616 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 22:25:56,617 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 22:25:56,617 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 22:25:56,617 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 22:25:56,617 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 22:25:56,619 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 22:25:56,619 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 22:25:56,620 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 22:25:56,620 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-14 22:25:56,620 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-14 22:25:56,622 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 22:25:56,623 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-14 22:25:56,623 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-14 22:25:56,623 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-14 22:25:56,623 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 22:25:56,623 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 22:25:56,623 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 22:25:56,624 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 22:25:56,624 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 22:25:56,624 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 22:25:56,624 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 22:25:56,624 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 22:25:56,635 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 22:25:56,635 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 22:25:56,636 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-14 22:25:56,636 INFO L153 SettingsManager]: * Command for external solver=cvc5 --incremental --print-success --lang smt [2024-10-14 22:25:56,636 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 22:25:56,636 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 22:25:56,636 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 22:25:56,637 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 22:25:56,637 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-14 22:25:56,637 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 539dfef7c61562fde42f1a6fdf8e21aad05b896db43a162114944d72a3862aaf [2024-10-14 22:25:56,871 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 22:25:56,885 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 22:25:56,887 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 22:25:56,888 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 22:25:56,889 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 22:25:56,890 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_52_bad.i [2024-10-14 22:25:58,134 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 22:25:58,403 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 22:25:58,403 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_52_bad.i [2024-10-14 22:25:58,423 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b38bf211c/13c20f56e79a49d0a47eb2525a020305/FLAG101f72b7d [2024-10-14 22:25:58,703 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b38bf211c/13c20f56e79a49d0a47eb2525a020305 [2024-10-14 22:25:58,705 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 22:25:58,706 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 22:25:58,706 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 22:25:58,707 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 22:25:58,714 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 22:25:58,715 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:25:58" (1/1) ... [2024-10-14 22:25:58,716 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e475283 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:25:58, skipping insertion in model container [2024-10-14 22:25:58,716 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:25:58" (1/1) ... [2024-10-14 22:25:58,769 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 22:25:59,364 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 22:25:59,373 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 22:25:59,461 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 22:25:59,547 INFO L204 MainTranslator]: Completed translation [2024-10-14 22:25:59,549 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:25:59 WrapperNode [2024-10-14 22:25:59,549 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 22:25:59,550 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 22:25:59,550 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 22:25:59,551 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 22:25:59,556 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:25:59" (1/1) ... [2024-10-14 22:25:59,582 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:25:59" (1/1) ... [2024-10-14 22:25:59,609 INFO L138 Inliner]: procedures = 504, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 45 [2024-10-14 22:25:59,611 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 22:25:59,611 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 22:25:59,612 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 22:25:59,612 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 22:25:59,620 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:25:59" (1/1) ... [2024-10-14 22:25:59,620 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:25:59" (1/1) ... [2024-10-14 22:25:59,625 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:25:59" (1/1) ... [2024-10-14 22:25:59,636 INFO L175 MemorySlicer]: No memory access in input program. [2024-10-14 22:25:59,637 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:25:59" (1/1) ... [2024-10-14 22:25:59,637 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:25:59" (1/1) ... [2024-10-14 22:25:59,649 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:25:59" (1/1) ... [2024-10-14 22:25:59,651 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:25:59" (1/1) ... [2024-10-14 22:25:59,654 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:25:59" (1/1) ... [2024-10-14 22:25:59,658 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:25:59" (1/1) ... [2024-10-14 22:25:59,660 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 22:25:59,663 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 22:25:59,663 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 22:25:59,663 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 22:25:59,663 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:25:59" (1/1) ... [2024-10-14 22:25:59,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 22:25:59,677 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 22:25:59,693 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-14 22:25:59,698 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-14 22:25:59,733 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-10-14 22:25:59,734 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-10-14 22:25:59,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 22:25:59,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 22:25:59,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 22:25:59,869 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 22:25:59,870 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 22:25:59,951 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-10-14 22:25:59,951 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 22:25:59,987 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 22:25:59,990 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-14 22:25:59,990 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:25:59 BoogieIcfgContainer [2024-10-14 22:25:59,990 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 22:25:59,992 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 22:25:59,992 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 22:25:59,995 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 22:25:59,995 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 10:25:58" (1/3) ... [2024-10-14 22:25:59,996 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@361960e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:25:59, skipping insertion in model container [2024-10-14 22:25:59,996 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:25:59" (2/3) ... [2024-10-14 22:25:59,996 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@361960e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:25:59, skipping insertion in model container [2024-10-14 22:25:59,996 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:25:59" (3/3) ... [2024-10-14 22:25:59,998 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_preinc_52_bad.i [2024-10-14 22:26:00,011 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 22:26:00,011 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-10-14 22:26:00,062 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 22:26:00,067 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;@7fe3fbbe, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 22:26:00,067 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-10-14 22:26:00,070 INFO L276 IsEmpty]: Start isEmpty. Operand has 14 states, 8 states have (on average 1.375) internal successors, (11), 10 states have internal predecessors, (11), 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) [2024-10-14 22:26:00,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-10-14 22:26:00,075 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 22:26:00,076 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 22:26:00,076 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-10-14 22:26:00,079 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 22:26:00,079 INFO L85 PathProgramCache]: Analyzing trace with hash -80318952, now seen corresponding path program 1 times [2024-10-14 22:26:00,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-14 22:26:00,087 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1798163542] [2024-10-14 22:26:00,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 22:26:00,088 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-14 22:26:00,088 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-14 22:26:00,089 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-14 22:26:00,090 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-10-14 22:26:00,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 22:26:00,150 INFO L255 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-14 22:26:00,153 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 22:26:00,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 22:26:00,167 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 22:26:00,167 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-14 22:26:00,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1798163542] [2024-10-14 22:26:00,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1798163542] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 22:26:00,168 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 22:26:00,168 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-10-14 22:26:00,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [811521083] [2024-10-14 22:26:00,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 22:26:00,176 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-14 22:26:00,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-14 22:26:00,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-14 22:26:00,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 22:26:00,193 INFO L87 Difference]: Start difference. First operand has 14 states, 8 states have (on average 1.375) internal successors, (11), 10 states have internal predecessors, (11), 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) Second operand has 2 states, 1 states have (on average 6.0) internal successors, (6), 2 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) [2024-10-14 22:26:00,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 22:26:00,208 INFO L93 Difference]: Finished difference Result 14 states and 15 transitions. [2024-10-14 22:26:00,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-14 22:26:00,210 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 6.0) internal successors, (6), 2 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 [2024-10-14 22:26:00,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 22:26:00,216 INFO L225 Difference]: With dead ends: 14 [2024-10-14 22:26:00,216 INFO L226 Difference]: Without dead ends: 10 [2024-10-14 22:26:00,220 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 22:26:00,222 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 22:26:00,223 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 11 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 22:26:00,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2024-10-14 22:26:00,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2024-10-14 22:26:00,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 states have internal predecessors, (8), 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) [2024-10-14 22:26:00,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2024-10-14 22:26:00,247 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 10 transitions. Word has length 8 [2024-10-14 22:26:00,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 22:26:00,247 INFO L471 AbstractCegarLoop]: Abstraction has 10 states and 10 transitions. [2024-10-14 22:26:00,247 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 6.0) internal successors, (6), 2 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) [2024-10-14 22:26:00,248 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2024-10-14 22:26:00,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-10-14 22:26:00,249 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 22:26:00,249 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 22:26:00,252 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-10-14 22:26:00,449 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-14 22:26:00,450 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-10-14 22:26:00,451 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 22:26:00,451 INFO L85 PathProgramCache]: Analyzing trace with hash 1805079830, now seen corresponding path program 1 times [2024-10-14 22:26:00,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-14 22:26:00,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [291621383] [2024-10-14 22:26:00,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 22:26:00,452 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-14 22:26:00,452 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-14 22:26:00,453 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-14 22:26:00,454 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-10-14 22:26:00,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-14 22:26:00,548 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-14 22:26:00,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-14 22:26:00,596 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2024-10-14 22:26:00,597 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-14 22:26:00,598 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-10-14 22:26:00,606 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-10-14 22:26:00,617 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-10-14 22:26:00,812 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-14 22:26:00,815 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-10-14 22:26:00,829 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-14 22:26:00,831 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 10:26:00 BoogieIcfgContainer [2024-10-14 22:26:00,832 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-14 22:26:00,832 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-14 22:26:00,832 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-14 22:26:00,832 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-14 22:26:00,832 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:25:59" (3/4) ... [2024-10-14 22:26:00,834 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-14 22:26:00,834 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-14 22:26:00,835 INFO L158 Benchmark]: Toolchain (without parser) took 2129.10ms. Allocated memory was 62.9MB in the beginning and 94.4MB in the end (delta: 31.5MB). Free memory was 41.8MB in the beginning and 60.4MB in the end (delta: -18.5MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2024-10-14 22:26:00,835 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 62.9MB. Free memory is still 37.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 22:26:00,836 INFO L158 Benchmark]: CACSL2BoogieTranslator took 843.27ms. Allocated memory was 62.9MB in the beginning and 94.4MB in the end (delta: 31.5MB). Free memory was 41.7MB in the beginning and 51.1MB in the end (delta: -9.4MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. [2024-10-14 22:26:00,836 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.75ms. Allocated memory is still 94.4MB. Free memory was 51.1MB in the beginning and 48.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-14 22:26:00,836 INFO L158 Benchmark]: Boogie Preprocessor took 50.61ms. Allocated memory is still 94.4MB. Free memory was 48.2MB in the beginning and 45.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-14 22:26:00,837 INFO L158 Benchmark]: RCFGBuilder took 328.05ms. Allocated memory is still 94.4MB. Free memory was 45.6MB in the beginning and 58.4MB in the end (delta: -12.7MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2024-10-14 22:26:00,837 INFO L158 Benchmark]: TraceAbstraction took 839.81ms. Allocated memory is still 94.4MB. Free memory was 57.8MB in the beginning and 61.0MB in the end (delta: -3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 22:26:00,837 INFO L158 Benchmark]: Witness Printer took 2.44ms. Allocated memory is still 94.4MB. Free memory was 61.0MB in the beginning and 60.4MB in the end (delta: 559.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 22:26:00,840 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 62.9MB. Free memory is still 37.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 843.27ms. Allocated memory was 62.9MB in the beginning and 94.4MB in the end (delta: 31.5MB). Free memory was 41.7MB in the beginning and 51.1MB in the end (delta: -9.4MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.75ms. Allocated memory is still 94.4MB. Free memory was 51.1MB in the beginning and 48.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.61ms. Allocated memory is still 94.4MB. Free memory was 48.2MB in the beginning and 45.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 328.05ms. Allocated memory is still 94.4MB. Free memory was 45.6MB in the beginning and 58.4MB in the end (delta: -12.7MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. * TraceAbstraction took 839.81ms. Allocated memory is still 94.4MB. Free memory was 57.8MB in the beginning and 61.0MB in the end (delta: -3.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.44ms. Allocated memory is still 94.4MB. Free memory was 61.0MB in the beginning and 60.4MB in the end (delta: 559.9kB). There was no memory consumed. 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 - UnprovableResult [Line: 1572]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1559. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE190_Integer_Overflow__int_max_preinc_52_bad() [L1551] int data; [L1552] data = 0 [L1553] data = 0x7fffffff [L1554] CALL CWE190_Integer_Overflow__int_max_preinc_52b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_max_preinc_52c_badSink(data) [L1572] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1572]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 11 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 11 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=14occurred in iteration=0, InterpolantAutomatonStates: 2, 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 35 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-10-14 22:26:00,861 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: UNKNOWN: Overapproximated counterexample