./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_postinc_52_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_52_bad.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d5e1af57614566837bdaa1968775740ce35c65b8506f50d2e04b5ca6c9e87748 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 22:27:36,680 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 22:27:36,751 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-10-11 22:27:36,755 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 22:27:36,758 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 22:27:36,785 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 22:27:36,786 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 22:27:36,786 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 22:27:36,787 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 22:27:36,788 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 22:27:36,788 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 22:27:36,789 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 22:27:36,789 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 22:27:36,792 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 22:27:36,792 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 22:27:36,792 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 22:27:36,793 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 22:27:36,793 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 22:27:36,793 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 22:27:36,794 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 22:27:36,794 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 22:27:36,798 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 22:27:36,798 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 22:27:36,798 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-11 22:27:36,798 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-11 22:27:36,799 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 22:27:36,799 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 22:27:36,799 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 22:27:36,799 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 22:27:36,800 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 22:27:36,800 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 22:27:36,800 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 22:27:36,800 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 22:27:36,801 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 22:27:36,801 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 22:27:36,801 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 22:27:36,801 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 22:27:36,802 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 22:27:36,802 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 22:27:36,803 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 22:27:36,803 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 22:27:36,803 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5e1af57614566837bdaa1968775740ce35c65b8506f50d2e04b5ca6c9e87748 [2024-10-11 22:27:37,091 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 22:27:37,118 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 22:27:37,121 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 22:27:37,122 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 22:27:37,123 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 22:27:37,124 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_52_bad.i [2024-10-11 22:27:38,510 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 22:27:38,877 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 22:27:38,878 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_52_bad.i [2024-10-11 22:27:38,905 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/abcc8b3bb/c388d2ae4f6d42ceae818c6cf7d5a79d/FLAGdfbba1980 [2024-10-11 22:27:39,104 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/abcc8b3bb/c388d2ae4f6d42ceae818c6cf7d5a79d [2024-10-11 22:27:39,107 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 22:27:39,110 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 22:27:39,112 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 22:27:39,112 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 22:27:39,117 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 22:27:39,117 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 10:27:39" (1/1) ... [2024-10-11 22:27:39,118 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@516e0477 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:27:39, skipping insertion in model container [2024-10-11 22:27:39,118 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 10:27:39" (1/1) ... [2024-10-11 22:27:39,174 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 22:27:39,936 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 22:27:39,944 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 22:27:40,021 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 22:27:40,123 INFO L204 MainTranslator]: Completed translation [2024-10-11 22:27:40,123 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:27:40 WrapperNode [2024-10-11 22:27:40,123 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 22:27:40,124 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 22:27:40,124 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 22:27:40,124 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 22:27:40,130 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:27:40" (1/1) ... [2024-10-11 22:27:40,156 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:27:40" (1/1) ... [2024-10-11 22:27:40,183 INFO L138 Inliner]: procedures = 499, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 45 [2024-10-11 22:27:40,184 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 22:27:40,184 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 22:27:40,184 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 22:27:40,185 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 22:27:40,194 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:27:40" (1/1) ... [2024-10-11 22:27:40,194 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:27:40" (1/1) ... [2024-10-11 22:27:40,197 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:27:40" (1/1) ... [2024-10-11 22:27:40,206 INFO L175 MemorySlicer]: No memory access in input program. [2024-10-11 22:27:40,206 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:27:40" (1/1) ... [2024-10-11 22:27:40,206 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:27:40" (1/1) ... [2024-10-11 22:27:40,210 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:27:40" (1/1) ... [2024-10-11 22:27:40,211 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:27:40" (1/1) ... [2024-10-11 22:27:40,212 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:27:40" (1/1) ... [2024-10-11 22:27:40,213 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:27:40" (1/1) ... [2024-10-11 22:27:40,215 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 22:27:40,216 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 22:27:40,216 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 22:27:40,216 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 22:27:40,217 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:27:40" (1/1) ... [2024-10-11 22:27:40,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 22:27:40,238 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 22:27:40,272 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 22:27:40,276 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 22:27:40,344 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-10-11 22:27:40,345 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-10-11 22:27:40,345 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 22:27:40,345 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 22:27:40,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 22:27:40,530 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 22:27:40,532 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 22:27:40,608 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-10-11 22:27:40,608 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 22:27:40,643 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 22:27:40,643 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-11 22:27:40,644 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 10:27:40 BoogieIcfgContainer [2024-10-11 22:27:40,644 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 22:27:40,645 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 22:27:40,645 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 22:27:40,648 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 22:27:40,648 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 10:27:39" (1/3) ... [2024-10-11 22:27:40,648 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a41038a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 10:27:40, skipping insertion in model container [2024-10-11 22:27:40,648 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:27:40" (2/3) ... [2024-10-11 22:27:40,649 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a41038a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 10:27:40, skipping insertion in model container [2024-10-11 22:27:40,649 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 10:27:40" (3/3) ... [2024-10-11 22:27:40,649 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_postinc_52_bad.i [2024-10-11 22:27:40,661 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 22:27:40,662 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-10-11 22:27:40,705 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 22:27:40,712 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;@622cf6b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 22:27:40,712 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-10-11 22:27:40,716 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) [2024-10-11 22:27:40,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-10-11 22:27:40,723 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 22:27:40,723 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 22:27:40,724 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-10-11 22:27:40,731 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 22:27:40,731 INFO L85 PathProgramCache]: Analyzing trace with hash -80318952, now seen corresponding path program 1 times [2024-10-11 22:27:40,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 22:27:40,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584996019] [2024-10-11 22:27:40,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 22:27:40,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 22:27:40,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 22:27:41,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 22:27:41,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 22:27:41,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 22:27:41,060 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 22:27:41,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584996019] [2024-10-11 22:27:41,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1584996019] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 22:27:41,061 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 22:27:41,061 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 22:27:41,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881177931] [2024-10-11 22:27:41,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 22:27:41,074 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 22:27:41,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 22:27:41,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 22:27:41,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 22:27:41,099 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) [2024-10-11 22:27:41,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 22:27:41,129 INFO L93 Difference]: Finished difference Result 18 states and 19 transitions. [2024-10-11 22:27:41,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 22:27:41,131 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 [2024-10-11 22:27:41,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 22:27:41,138 INFO L225 Difference]: With dead ends: 18 [2024-10-11 22:27:41,139 INFO L226 Difference]: Without dead ends: 10 [2024-10-11 22:27:41,142 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 22:27:41,147 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 [2024-10-11 22:27:41,148 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] [2024-10-11 22:27:41,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2024-10-11 22:27:41,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2024-10-11 22:27:41,174 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) [2024-10-11 22:27:41,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2024-10-11 22:27:41,177 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 10 transitions. Word has length 8 [2024-10-11 22:27:41,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 22:27:41,177 INFO L471 AbstractCegarLoop]: Abstraction has 10 states and 10 transitions. [2024-10-11 22:27:41,177 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) [2024-10-11 22:27:41,178 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2024-10-11 22:27:41,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-10-11 22:27:41,179 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 22:27:41,179 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 22:27:41,180 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 22:27:41,180 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-10-11 22:27:41,182 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 22:27:41,183 INFO L85 PathProgramCache]: Analyzing trace with hash 1805079830, now seen corresponding path program 1 times [2024-10-11 22:27:41,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 22:27:41,183 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416886904] [2024-10-11 22:27:41,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 22:27:41,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 22:27:41,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-11 22:27:41,229 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-11 22:27:41,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-11 22:27:41,273 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-11 22:27:41,273 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-11 22:27:41,275 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-10-11 22:27:41,278 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-10-11 22:27:41,278 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-11 22:27:41,282 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-10-11 22:27:41,304 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-11 22:27:41,308 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 10:27:41 BoogieIcfgContainer [2024-10-11 22:27:41,310 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-11 22:27:41,311 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-11 22:27:41,312 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-11 22:27:41,312 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-11 22:27:41,312 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 10:27:40" (3/4) ... [2024-10-11 22:27:41,315 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-11 22:27:41,316 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-11 22:27:41,317 INFO L158 Benchmark]: Toolchain (without parser) took 2207.12ms. Allocated memory is still 165.7MB. Free memory was 84.3MB in the beginning and 85.0MB in the end (delta: -685.5kB). Peak memory consumption was 92.9kB. Max. memory is 16.1GB. [2024-10-11 22:27:41,317 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 165.7MB. Free memory is still 133.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 22:27:41,318 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1011.67ms. Allocated memory is still 165.7MB. Free memory was 84.1MB in the beginning and 81.5MB in the end (delta: 2.6MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2024-10-11 22:27:41,319 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.57ms. Allocated memory is still 165.7MB. Free memory was 81.5MB in the beginning and 79.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-11 22:27:41,319 INFO L158 Benchmark]: Boogie Preprocessor took 31.19ms. Allocated memory is still 165.7MB. Free memory was 79.4MB in the beginning and 77.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-11 22:27:41,320 INFO L158 Benchmark]: RCFGBuilder took 427.88ms. Allocated memory is still 165.7MB. Free memory was 77.3MB in the beginning and 119.6MB in the end (delta: -42.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-10-11 22:27:41,321 INFO L158 Benchmark]: TraceAbstraction took 665.43ms. Allocated memory is still 165.7MB. Free memory was 118.6MB in the beginning and 85.0MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-10-11 22:27:41,321 INFO L158 Benchmark]: Witness Printer took 4.92ms. Allocated memory is still 165.7MB. Free memory is still 85.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 22:27:41,323 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 165.7MB. Free memory is still 133.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1011.67ms. Allocated memory is still 165.7MB. Free memory was 84.1MB in the beginning and 81.5MB in the end (delta: 2.6MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.57ms. Allocated memory is still 165.7MB. Free memory was 81.5MB in the beginning and 79.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.19ms. Allocated memory is still 165.7MB. Free memory was 79.4MB in the beginning and 77.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 427.88ms. Allocated memory is still 165.7MB. Free memory was 77.3MB in the beginning and 119.6MB in the end (delta: -42.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 665.43ms. Allocated memory is still 165.7MB. Free memory was 118.6MB in the beginning and 85.0MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Witness Printer took 4.92ms. Allocated memory is still 165.7MB. Free memory is still 85.0MB. 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_postinc_52_bad() [L1551] int data; [L1552] data = 0 [L1553] data = 0x7fffffff [L1554] CALL CWE190_Integer_Overflow__int_max_postinc_52b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_max_postinc_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: 0.6s, 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, 0.1s SatisfiabilityAnalysisTime, 0.2s 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 [2024-10-11 22:27:41,365 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_52_bad.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d5e1af57614566837bdaa1968775740ce35c65b8506f50d2e04b5ca6c9e87748 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 22:27:43,577 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 22:27:43,658 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-10-11 22:27:43,664 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 22:27:43,664 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 22:27:43,665 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-10-11 22:27:43,693 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 22:27:43,694 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 22:27:43,694 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 22:27:43,698 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 22:27:43,698 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 22:27:43,699 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 22:27:43,699 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 22:27:43,700 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 22:27:43,700 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 22:27:43,701 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 22:27:43,701 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 22:27:43,701 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 22:27:43,702 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 22:27:43,702 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 22:27:43,702 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 22:27:43,703 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 22:27:43,703 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-11 22:27:43,704 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-11 22:27:43,704 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 22:27:43,704 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-11 22:27:43,704 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-11 22:27:43,705 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-11 22:27:43,705 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 22:27:43,705 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 22:27:43,706 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 22:27:43,706 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 22:27:43,707 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 22:27:43,708 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 22:27:43,708 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 22:27:43,708 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 22:27:43,708 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 22:27:43,708 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 22:27:43,709 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-11 22:27:43,709 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-11 22:27:43,709 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 22:27:43,709 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 22:27:43,709 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 22:27:43,710 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 22:27:43,710 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-11 22:27:43,710 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5e1af57614566837bdaa1968775740ce35c65b8506f50d2e04b5ca6c9e87748 [2024-10-11 22:27:44,020 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 22:27:44,039 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 22:27:44,042 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 22:27:44,043 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 22:27:44,043 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 22:27:44,045 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_52_bad.i [2024-10-11 22:27:45,596 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 22:27:45,970 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 22:27:45,972 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_52_bad.i [2024-10-11 22:27:46,002 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/dfe0f8fed/70328c2a50cf4aa9ab3b58fcdcf88f2e/FLAGf70e18574 [2024-10-11 22:27:46,016 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/dfe0f8fed/70328c2a50cf4aa9ab3b58fcdcf88f2e [2024-10-11 22:27:46,019 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 22:27:46,021 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 22:27:46,023 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 22:27:46,023 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 22:27:46,029 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 22:27:46,030 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 10:27:46" (1/1) ... [2024-10-11 22:27:46,030 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50f771f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:27:46, skipping insertion in model container [2024-10-11 22:27:46,032 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 10:27:46" (1/1) ... [2024-10-11 22:27:46,119 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 22:27:46,798 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 22:27:46,814 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 22:27:46,915 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 22:27:47,040 INFO L204 MainTranslator]: Completed translation [2024-10-11 22:27:47,041 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:27:47 WrapperNode [2024-10-11 22:27:47,041 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 22:27:47,042 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 22:27:47,042 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 22:27:47,042 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 22:27:47,050 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:27:47" (1/1) ... [2024-10-11 22:27:47,084 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:27:47" (1/1) ... [2024-10-11 22:27:47,111 INFO L138 Inliner]: procedures = 504, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 45 [2024-10-11 22:27:47,112 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 22:27:47,113 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 22:27:47,113 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 22:27:47,113 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 22:27:47,123 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:27:47" (1/1) ... [2024-10-11 22:27:47,124 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:27:47" (1/1) ... [2024-10-11 22:27:47,130 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:27:47" (1/1) ... [2024-10-11 22:27:47,144 INFO L175 MemorySlicer]: No memory access in input program. [2024-10-11 22:27:47,147 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:27:47" (1/1) ... [2024-10-11 22:27:47,147 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:27:47" (1/1) ... [2024-10-11 22:27:47,158 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:27:47" (1/1) ... [2024-10-11 22:27:47,162 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:27:47" (1/1) ... [2024-10-11 22:27:47,166 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:27:47" (1/1) ... [2024-10-11 22:27:47,168 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:27:47" (1/1) ... [2024-10-11 22:27:47,173 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 22:27:47,175 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 22:27:47,175 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 22:27:47,175 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 22:27:47,176 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:27:47" (1/1) ... [2024-10-11 22:27:47,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 22:27:47,200 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 22:27:47,227 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 22:27:47,246 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 22:27:47,290 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-10-11 22:27:47,290 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-10-11 22:27:47,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 22:27:47,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 22:27:47,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 22:27:47,454 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 22:27:47,457 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 22:27:47,584 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-10-11 22:27:47,584 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 22:27:47,610 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 22:27:47,611 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-11 22:27:47,611 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 10:27:47 BoogieIcfgContainer [2024-10-11 22:27:47,611 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 22:27:47,613 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 22:27:47,613 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 22:27:47,618 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 22:27:47,618 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 10:27:46" (1/3) ... [2024-10-11 22:27:47,619 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b8c8bbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 10:27:47, skipping insertion in model container [2024-10-11 22:27:47,619 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:27:47" (2/3) ... [2024-10-11 22:27:47,619 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b8c8bbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 10:27:47, skipping insertion in model container [2024-10-11 22:27:47,619 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 10:27:47" (3/3) ... [2024-10-11 22:27:47,620 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_postinc_52_bad.i [2024-10-11 22:27:47,636 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 22:27:47,637 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-10-11 22:27:47,702 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 22:27:47,710 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;@59156b09, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 22:27:47,711 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-10-11 22:27:47,715 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) [2024-10-11 22:27:47,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-10-11 22:27:47,723 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 22:27:47,723 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 22:27:47,724 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-10-11 22:27:47,728 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 22:27:47,730 INFO L85 PathProgramCache]: Analyzing trace with hash -80318952, now seen corresponding path program 1 times [2024-10-11 22:27:47,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 22:27:47,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1542092932] [2024-10-11 22:27:47,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 22:27:47,743 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 [2024-10-11 22:27:47,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 22:27:47,774 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/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) [2024-10-11 22:27:47,775 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 [2024-10-11 22:27:47,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 22:27:47,889 INFO L255 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-11 22:27:47,894 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 22:27:47,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 22:27:47,914 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 22:27:47,915 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-11 22:27:47,915 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1542092932] [2024-10-11 22:27:47,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1542092932] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 22:27:47,916 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 22:27:47,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-10-11 22:27:47,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570715589] [2024-10-11 22:27:47,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 22:27:47,925 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-11 22:27:47,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-11 22:27:47,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-11 22:27:47,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-11 22:27:47,952 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) [2024-10-11 22:27:47,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 22:27:47,984 INFO L93 Difference]: Finished difference Result 14 states and 15 transitions. [2024-10-11 22:27:47,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-11 22:27:47,987 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 [2024-10-11 22:27:47,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 22:27:47,993 INFO L225 Difference]: With dead ends: 14 [2024-10-11 22:27:47,994 INFO L226 Difference]: Without dead ends: 10 [2024-10-11 22:27:47,997 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 [2024-10-11 22:27:48,002 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 [2024-10-11 22:27:48,004 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] [2024-10-11 22:27:48,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2024-10-11 22:27:48,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2024-10-11 22:27:48,032 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) [2024-10-11 22:27:48,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2024-10-11 22:27:48,034 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 10 transitions. Word has length 8 [2024-10-11 22:27:48,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 22:27:48,035 INFO L471 AbstractCegarLoop]: Abstraction has 10 states and 10 transitions. [2024-10-11 22:27:48,036 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) [2024-10-11 22:27:48,036 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2024-10-11 22:27:48,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-10-11 22:27:48,036 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 22:27:48,036 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 22:27:48,042 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 [2024-10-11 22:27:48,241 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-clean/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 [2024-10-11 22:27:48,241 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-10-11 22:27:48,242 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 22:27:48,242 INFO L85 PathProgramCache]: Analyzing trace with hash 1805079830, now seen corresponding path program 1 times [2024-10-11 22:27:48,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 22:27:48,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [335336324] [2024-10-11 22:27:48,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 22:27:48,243 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 [2024-10-11 22:27:48,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 22:27:48,262 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-clean/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) [2024-10-11 22:27:48,263 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 [2024-10-11 22:27:48,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-11 22:27:48,327 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-11 22:27:48,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-11 22:27:48,364 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2024-10-11 22:27:48,364 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-11 22:27:48,366 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-10-11 22:27:48,367 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-10-11 22:27:48,372 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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)] Ended with exit code 0 [2024-10-11 22:27:48,568 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate-clean/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 [2024-10-11 22:27:48,571 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-10-11 22:27:48,589 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-11 22:27:48,592 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 10:27:48 BoogieIcfgContainer [2024-10-11 22:27:48,592 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-11 22:27:48,593 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-11 22:27:48,593 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-11 22:27:48,593 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-11 22:27:48,594 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 10:27:47" (3/4) ... [2024-10-11 22:27:48,596 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-11 22:27:48,597 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-11 22:27:48,598 INFO L158 Benchmark]: Toolchain (without parser) took 2576.71ms. Allocated memory was 73.4MB in the beginning and 109.1MB in the end (delta: 35.7MB). Free memory was 33.8MB in the beginning and 59.8MB in the end (delta: -26.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-11 22:27:48,598 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 73.4MB. Free memory is still 50.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 22:27:48,599 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1018.75ms. Allocated memory was 73.4MB in the beginning and 109.1MB in the end (delta: 35.7MB). Free memory was 33.6MB in the beginning and 75.7MB in the end (delta: -42.1MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. [2024-10-11 22:27:48,599 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.82ms. Allocated memory is still 109.1MB. Free memory was 75.7MB in the beginning and 72.7MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-11 22:27:48,600 INFO L158 Benchmark]: Boogie Preprocessor took 60.35ms. Allocated memory is still 109.1MB. Free memory was 72.7MB in the beginning and 70.1MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-11 22:27:48,600 INFO L158 Benchmark]: RCFGBuilder took 436.40ms. Allocated memory is still 109.1MB. Free memory was 70.1MB in the beginning and 54.8MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-11 22:27:48,600 INFO L158 Benchmark]: TraceAbstraction took 979.26ms. Allocated memory is still 109.1MB. Free memory was 54.2MB in the beginning and 60.5MB in the end (delta: -6.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 22:27:48,601 INFO L158 Benchmark]: Witness Printer took 4.10ms. Allocated memory is still 109.1MB. Free memory was 60.5MB in the beginning and 59.8MB in the end (delta: 754.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-11 22:27:48,603 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 73.4MB. Free memory is still 50.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1018.75ms. Allocated memory was 73.4MB in the beginning and 109.1MB in the end (delta: 35.7MB). Free memory was 33.6MB in the beginning and 75.7MB in the end (delta: -42.1MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.82ms. Allocated memory is still 109.1MB. Free memory was 75.7MB in the beginning and 72.7MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.35ms. Allocated memory is still 109.1MB. Free memory was 72.7MB in the beginning and 70.1MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 436.40ms. Allocated memory is still 109.1MB. Free memory was 70.1MB in the beginning and 54.8MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 979.26ms. Allocated memory is still 109.1MB. Free memory was 54.2MB in the beginning and 60.5MB in the end (delta: -6.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.10ms. Allocated memory is still 109.1MB. Free memory was 60.5MB in the beginning and 59.8MB in the end (delta: 754.8kB). Peak memory consumption was 2.1MB. 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_postinc_52_bad() [L1551] int data; [L1552] data = 0 [L1553] data = 0x7fffffff [L1554] CALL CWE190_Integer_Overflow__int_max_postinc_52b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_max_postinc_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: 0.9s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, 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, 36 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 [2024-10-11 22:27:48,638 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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